Ionis Pharmaceuticals Inc NASDAQ:IONS Historical Prices

Below are the 7104 trading days of historical prices for IONS.

#	Exchange	Symbol	Date	Open	High	Low	Close
7104	NASDAQ	IONS	Fri, Mar 1, 2024	45.16	46.10	44.91	45.46
7103	NASDAQ	IONS	Thu, Feb 29, 2024	46.92	47.08	45.16	45.21
7102	NASDAQ	IONS	Wed, Feb 28, 2024	47.13	47.66	46.48	46.54
7101	NASDAQ	IONS	Tue, Feb 27, 2024	46.36	47.63	46.06	47.41
7100	NASDAQ	IONS	Mon, Feb 26, 2024	45.43	46.40	45.14	46.10
7099	NASDAQ	IONS	Fri, Feb 23, 2024	44.09	45.39	44.02	45.36
7098	NASDAQ	IONS	Thu, Feb 22, 2024	43.54	44.53	43.25	43.98
7097	NASDAQ	IONS	Wed, Feb 21, 2024	45.92	46.23	43.20	43.53
7096	NASDAQ	IONS	Tue, Feb 20, 2024	44.40	45.18	43.92	44.35
7095	NASDAQ	IONS	Fri, Feb 16, 2024	45.02	45.78	44.40	44.43
7094	NASDAQ	IONS	Thu, Feb 15, 2024	48.32	49.85	44.96	45.28
7093	NASDAQ	IONS	Wed, Feb 14, 2024	48.87	49.32	48.41	49.07
7092	NASDAQ	IONS	Tue, Feb 13, 2024	49.30	49.55	48.41	48.61
7091	NASDAQ	IONS	Mon, Feb 12, 2024	50.94	51.87	50.26	50.38
7090	NASDAQ	IONS	Fri, Feb 9, 2024	50.02	51.98	49.86	51.40
7089	NASDAQ	IONS	Thu, Feb 8, 2024	49.64	50.32	49.60	49.98
7088	NASDAQ	IONS	Wed, Feb 7, 2024	49.13	49.61	48.66	49.54
7087	NASDAQ	IONS	Tue, Feb 6, 2024	49.25	49.68	48.78	49.12
7086	NASDAQ	IONS	Mon, Feb 5, 2024	49.43	49.66	48.65	49.43
7085	NASDAQ	IONS	Fri, Feb 2, 2024	50.31	50.59	49.20	49.75
7084	NASDAQ	IONS	Thu, Feb 1, 2024	51.71	51.71	50.70	50.97
7083	NASDAQ	IONS	Wed, Jan 31, 2024	51.96	52.49	51.29	51.39
7082	NASDAQ	IONS	Tue, Jan 30, 2024	51.72	51.98	50.91	51.90
7081	NASDAQ	IONS	Mon, Jan 29, 2024	51.47	52.18	50.71	52.01
7080	NASDAQ	IONS	Fri, Jan 26, 2024	51.80	51.94	51.21	51.49
7079	NASDAQ	IONS	Thu, Jan 25, 2024	50.79	51.98	50.75	51.58
7078	NASDAQ	IONS	Wed, Jan 24, 2024	51.83	51.83	50.09	50.60
7077	NASDAQ	IONS	Tue, Jan 23, 2024	51.31	51.81	50.02	51.81
7076	NASDAQ	IONS	Mon, Jan 22, 2024	51.26	51.83	50.69	51.01
7075	NASDAQ	IONS	Fri, Jan 19, 2024	50.30	51.26	49.87	50.98
7074	NASDAQ	IONS	Thu, Jan 18, 2024	51.30	51.40	50.07	50.65
7073	NASDAQ	IONS	Wed, Jan 17, 2024	50.50	51.31	50.06	51.29
7072	NASDAQ	IONS	Tue, Jan 16, 2024	52.44	53.17	50.62	51.03
7071	NASDAQ	IONS	Fri, Jan 12, 2024	53.68	54.44	53.09	53.54
7070	NASDAQ	IONS	Thu, Jan 11, 2024	51.86	53.64	51.21	53.55
7069	NASDAQ	IONS	Wed, Jan 10, 2024	52.83	53.43	52.09	52.21
7068	NASDAQ	IONS	Tue, Jan 9, 2024	52.27	52.95	51.59	52.88
7067	NASDAQ	IONS	Mon, Jan 8, 2024	50.55	52.37	49.82	52.32
7066	NASDAQ	IONS	Fri, Jan 5, 2024	50.90	50.90	50.05	50.70
7065	NASDAQ	IONS	Thu, Jan 4, 2024	51.58	52.25	50.64	51.48
7064	NASDAQ	IONS	Wed, Jan 3, 2024	52.49	52.78	51.55	51.59
7063	NASDAQ	IONS	Tue, Jan 2, 2024	51.41	54.18	51.41	52.87
7062	NASDAQ	IONS	Fri, Dec 29, 2023	50.13	50.63	49.64	50.59
7061	NASDAQ	IONS	Thu, Dec 28, 2023	50.25	50.51	49.71	50.50
7060	NASDAQ	IONS	Wed, Dec 27, 2023	51.31	51.43	49.95	50.16
7059	NASDAQ	IONS	Tue, Dec 26, 2023	51.63	52.27	51.17	51.30
7058	NASDAQ	IONS	Fri, Dec 22, 2023	49.81	51.74	49.55	51.19
7057	NASDAQ	IONS	Thu, Dec 21, 2023	48.83	49.88	48.80	49.11
7056	NASDAQ	IONS	Wed, Dec 20, 2023	50.17	50.43	48.26	48.33
7055	NASDAQ	IONS	Tue, Dec 19, 2023	50.90	51.00	49.58	50.31
7054	NASDAQ	IONS	Mon, Dec 18, 2023	49.29	50.88	49.20	50.71
7053	NASDAQ	IONS	Fri, Dec 15, 2023	50.12	51.13	49.27	49.70
7052	NASDAQ	IONS	Thu, Dec 14, 2023	49.51	50.93	48.35	49.82
7051	NASDAQ	IONS	Wed, Dec 13, 2023	49.35	49.95	48.49	49.13
7050	NASDAQ	IONS	Tue, Dec 12, 2023	49.36	49.48	48.43	49.46
7049	NASDAQ	IONS	Mon, Dec 11, 2023	48.72	49.20	47.93	49.18
7048	NASDAQ	IONS	Fri, Dec 8, 2023	49.33	49.46	48.51	48.69
7047	NASDAQ	IONS	Thu, Dec 7, 2023	50.12	50.12	49.33	49.47
7046	NASDAQ	IONS	Wed, Dec 6, 2023	50.09	50.47	49.72	49.94
7045	NASDAQ	IONS	Tue, Dec 5, 2023	51.09	51.09	49.76	50.00
7044	NASDAQ	IONS	Mon, Dec 4, 2023	51.41	51.59	50.60	51.46
7043	NASDAQ	IONS	Fri, Dec 1, 2023	49.32	51.89	48.70	51.63
7042	NASDAQ	IONS	Thu, Nov 30, 2023	49.74	50.60	49.01	49.47
7041	NASDAQ	IONS	Wed, Nov 29, 2023	48.40	49.74	48.05	49.41
7040	NASDAQ	IONS	Tue, Nov 28, 2023	49.48	49.48	48.06	48.34
7039	NASDAQ	IONS	Mon, Nov 27, 2023	49.53	49.90	48.76	49.70
7038	NASDAQ	IONS	Fri, Nov 24, 2023	49.53	50.39	49.53	49.83
7037	NASDAQ	IONS	Wed, Nov 22, 2023	49.41	49.61	48.82	49.58
7036	NASDAQ	IONS	Tue, Nov 21, 2023	49.30	49.85	49.03	49.04
7035	NASDAQ	IONS	Mon, Nov 20, 2023	49.03	50.06	48.95	49.67
7034	NASDAQ	IONS	Fri, Nov 17, 2023	48.86	49.53	48.67	48.97
7033	NASDAQ	IONS	Thu, Nov 16, 2023	49.88	49.88	48.09	48.54
7032	NASDAQ	IONS	Wed, Nov 15, 2023	49.11	50.39	49.08	49.77
7031	NASDAQ	IONS	Tue, Nov 14, 2023	48.00	49.24	47.81	49.15
7030	NASDAQ	IONS	Mon, Nov 13, 2023	46.03	47.25	45.19	47.04
7029	NASDAQ	IONS	Fri, Nov 10, 2023	47.56	47.74	45.74	46.36
7028	NASDAQ	IONS	Thu, Nov 9, 2023	47.07	47.41	45.81	47.31
7027	NASDAQ	IONS	Wed, Nov 8, 2023	47.73	47.73	45.85	47.09
7026	NASDAQ	IONS	Tue, Nov 7, 2023	46.52	48.15	45.68	47.71
7025	NASDAQ	IONS	Mon, Nov 6, 2023	47.15	47.20	45.87	46.29
7024	NASDAQ	IONS	Fri, Nov 3, 2023	44.35	47.65	43.96	47.19
7023	NASDAQ	IONS	Thu, Nov 2, 2023	46.04	46.12	43.43	43.73
7022	NASDAQ	IONS	Wed, Nov 1, 2023	44.56	45.51	44.16	45.26
7021	NASDAQ	IONS	Tue, Oct 31, 2023	43.83	44.41	43.40	44.27
7020	NASDAQ	IONS	Mon, Oct 30, 2023	43.98	44.68	43.95	44.00
7019	NASDAQ	IONS	Fri, Oct 27, 2023	45.67	45.67	43.95	44.05
7018	NASDAQ	IONS	Thu, Oct 26, 2023	44.59	45.91	44.01	45.63
7017	NASDAQ	IONS	Wed, Oct 25, 2023	45.85	46.32	44.23	44.37
7016	NASDAQ	IONS	Tue, Oct 24, 2023	45.93	46.58	45.88	46.28
7015	NASDAQ	IONS	Mon, Oct 23, 2023	46.68	47.47	45.78	45.79
7014	NASDAQ	IONS	Fri, Oct 20, 2023	46.42	46.87	46.02	46.16
7013	NASDAQ	IONS	Thu, Oct 19, 2023	46.12	47.53	45.62	46.56
7012	NASDAQ	IONS	Wed, Oct 18, 2023	48.31	48.53	45.89	45.98
7011	NASDAQ	IONS	Tue, Oct 17, 2023	47.97	48.75	47.92	48.51
7010	NASDAQ	IONS	Mon, Oct 16, 2023	47.74	48.24	47.32	48.14
7009	NASDAQ	IONS	Fri, Oct 13, 2023	46.30	48.05	45.95	47.98
7008	NASDAQ	IONS	Thu, Oct 12, 2023	46.80	47.02	45.85	46.10
7007	NASDAQ	IONS	Wed, Oct 11, 2023	46.99	47.20	45.88	46.91
7006	NASDAQ	IONS	Tue, Oct 10, 2023	46.34	46.79	46.05	46.65
7005	NASDAQ	IONS	Mon, Oct 9, 2023	46.20	46.59	45.81	46.44
7004	NASDAQ	IONS	Fri, Oct 6, 2023	46.70	47.15	46.25	46.39
7003	NASDAQ	IONS	Thu, Oct 5, 2023	43.45	46.95	43.45	46.85
7002	NASDAQ	IONS	Wed, Oct 4, 2023	43.37	44.00	43.07	43.67
7001	NASDAQ	IONS	Tue, Oct 3, 2023	43.39	43.48	41.84	43.39
7000	NASDAQ	IONS	Mon, Oct 2, 2023	45.23	45.39	43.04	43.43
6999	NASDAQ	IONS	Fri, Sep 29, 2023	47.00	47.00	45.22	45.36
6998	NASDAQ	IONS	Thu, Sep 28, 2023	46.87	47.20	46.03	46.26
6997	NASDAQ	IONS	Wed, Sep 27, 2023	46.74	47.72	45.96	47.13
6996	NASDAQ	IONS	Tue, Sep 26, 2023	43.94	46.54	43.55	46.28
6995	NASDAQ	IONS	Mon, Sep 25, 2023	42.66	43.08	41.94	42.66
6994	NASDAQ	IONS	Fri, Sep 22, 2023	42.65	43.07	42.10	42.71
6993	NASDAQ	IONS	Thu, Sep 21, 2023	42.18	42.63	41.57	42.48
6992	NASDAQ	IONS	Wed, Sep 20, 2023	42.90	43.32	42.35	42.54
6991	NASDAQ	IONS	Tue, Sep 19, 2023	42.96	43.46	42.59	42.98
6990	NASDAQ	IONS	Mon, Sep 18, 2023	43.05	43.08	42.32	42.93
6989	NASDAQ	IONS	Fri, Sep 15, 2023	43.39	43.54	42.45	42.91
6988	NASDAQ	IONS	Thu, Sep 14, 2023	43.55	44.51	43.33	43.64
6987	NASDAQ	IONS	Wed, Sep 13, 2023	43.51	43.67	42.36	43.15
6986	NASDAQ	IONS	Tue, Sep 12, 2023	41.51	43.65	41.26	43.51
6985	NASDAQ	IONS	Mon, Sep 11, 2023	41.29	41.29	41.29	41.29
6984	NASDAQ	IONS	Fri, Sep 8, 2023	40.64	41.96	40.48	41.21
6983	NASDAQ	IONS	Thu, Sep 7, 2023	39.70	40.52	39.62	40.38
6982	NASDAQ	IONS	Wed, Sep 6, 2023	39.48	39.91	39.08	39.79
6981	NASDAQ	IONS	Tue, Sep 5, 2023	40.42	40.42	39.28	39.34
6980	NASDAQ	IONS	Fri, Sep 1, 2023	40.50	40.99	40.39	40.50
6979	NASDAQ	IONS	Thu, Aug 31, 2023	40.63	40.74	40.18	40.27
6978	NASDAQ	IONS	Wed, Aug 30, 2023	41.14	41.51	40.36	40.57
6977	NASDAQ	IONS	Tue, Aug 29, 2023	40.86	41.50	40.45	41.06
6976	NASDAQ	IONS	Mon, Aug 28, 2023	40.38	40.86	40.34	40.86
6975	NASDAQ	IONS	Fri, Aug 25, 2023	39.81	40.48	39.39	40.32
6974	NASDAQ	IONS	Thu, Aug 24, 2023	39.69	40.13	39.15	39.81
6973	NASDAQ	IONS	Wed, Aug 23, 2023	39.38	40.03	39.38	39.72
6972	NASDAQ	IONS	Tue, Aug 22, 2023	39.14	39.54	38.65	39.32
6971	NASDAQ	IONS	Mon, Aug 21, 2023	38.88	39.44	38.73	39.20
6970	NASDAQ	IONS	Fri, Aug 18, 2023	38.89	39.29	38.61	38.85
6969	NASDAQ	IONS	Thu, Aug 17, 2023	39.86	39.86	39.09	39.13
6968	NASDAQ	IONS	Wed, Aug 16, 2023	39.92	40.06	39.38	39.55
6967	NASDAQ	IONS	Tue, Aug 15, 2023	39.83	40.35	39.71	40.00
6966	NASDAQ	IONS	Mon, Aug 14, 2023	39.91	40.15	39.50	39.88
6965	NASDAQ	IONS	Fri, Aug 11, 2023	39.54	40.37	39.41	40.22
6964	NASDAQ	IONS	Thu, Aug 10, 2023	39.80	40.32	39.50	39.82
6963	NASDAQ	IONS	Wed, Aug 9, 2023	41.15	41.23	39.38	39.99
6962	NASDAQ	IONS	Tue, Aug 8, 2023	39.29	39.77	39.05	39.55
6961	NASDAQ	IONS	Mon, Aug 7, 2023	39.77	39.81	39.09	39.12
6960	NASDAQ	IONS	Fri, Aug 4, 2023	39.56	39.75	39.29	39.74
6959	NASDAQ	IONS	Thu, Aug 3, 2023	40.25	40.62	39.41	39.42
6958	NASDAQ	IONS	Wed, Aug 2, 2023	41.01	41.14	40.35	40.41
6957	NASDAQ	IONS	Tue, Aug 1, 2023	41.58	41.85	40.79	41.21
6956	NASDAQ	IONS	Mon, Jul 31, 2023	41.64	41.64	39.95	41.43
6955	NASDAQ	IONS	Fri, Jul 28, 2023	38.71	39.81	38.58	39.79
6954	NASDAQ	IONS	Thu, Jul 27, 2023	39.11	39.16	38.26	38.50
6953	NASDAQ	IONS	Wed, Jul 26, 2023	39.76	39.80	38.89	38.98
6952	NASDAQ	IONS	Tue, Jul 25, 2023	39.24	40.38	39.08	39.85
6951	NASDAQ	IONS	Mon, Jul 24, 2023	40.62	40.72	39.18	39.24
6950	NASDAQ	IONS	Fri, Jul 21, 2023	41.19	41.34	40.64	40.65
6949	NASDAQ	IONS	Thu, Jul 20, 2023	42.01	42.03	40.78	40.96
6948	NASDAQ	IONS	Wed, Jul 19, 2023	42.00	42.48	41.46	42.03
6947	NASDAQ	IONS	Tue, Jul 18, 2023	42.19	42.72	41.96	42.08
6946	NASDAQ	IONS	Mon, Jul 17, 2023	42.77	43.88	42.13	42.20
6945	NASDAQ	IONS	Fri, Jul 14, 2023	42.82	43.00	42.24	42.48
6944	NASDAQ	IONS	Thu, Jul 13, 2023	42.53	43.44	42.10	42.66
6943	NASDAQ	IONS	Wed, Jul 12, 2023	42.09	42.77	41.50	42.52
6942	NASDAQ	IONS	Tue, Jul 11, 2023	41.74	42.15	41.43	42.10
6941	NASDAQ	IONS	Mon, Jul 10, 2023	41.81	42.37	41.44	41.78
6940	NASDAQ	IONS	Fri, Jul 7, 2023	41.73	42.59	41.68	41.78
6939	NASDAQ	IONS	Thu, Jul 6, 2023	42.12	42.12	41.61	41.76
6938	NASDAQ	IONS	Wed, Jul 5, 2023	41.11	42.21	41.02	42.19
6937	NASDAQ	IONS	Mon, Jul 3, 2023	41.14	41.61	40.90	41.08
6936	NASDAQ	IONS	Fri, Jun 30, 2023	41.47	41.60	40.84	41.03
6935	NASDAQ	IONS	Thu, Jun 29, 2023	40.85	41.72	40.64	41.11
6934	NASDAQ	IONS	Wed, Jun 28, 2023	39.23	40.87	38.95	40.85
6933	NASDAQ	IONS	Tue, Jun 27, 2023	39.13	39.64	38.88	39.36
6932	NASDAQ	IONS	Mon, Jun 26, 2023	39.66	39.73	39.01	39.10
6931	NASDAQ	IONS	Fri, Jun 23, 2023	40.98	40.98	39.58	39.64
6930	NASDAQ	IONS	Thu, Jun 22, 2023	41.26	42.19	40.94	41.20
6929	NASDAQ	IONS	Wed, Jun 21, 2023	40.99	41.43	40.49	41.27
6928	NASDAQ	IONS	Tue, Jun 20, 2023	40.88	41.86	40.56	41.07
6927	NASDAQ	IONS	Fri, Jun 16, 2023	41.91	41.99	40.96	41.02
6926	NASDAQ	IONS	Thu, Jun 15, 2023	40.81	41.78	40.47	41.69
6925	NASDAQ	IONS	Wed, Jun 14, 2023	41.96	42.02	40.62	40.82
6924	NASDAQ	IONS	Tue, Jun 13, 2023	41.70	42.22	41.47	41.89
6923	NASDAQ	IONS	Mon, Jun 12, 2023	40.73	41.67	40.48	41.63
6922	NASDAQ	IONS	Fri, Jun 9, 2023	41.73	41.82	40.49	40.65
6921	NASDAQ	IONS	Thu, Jun 8, 2023	40.50	41.89	40.17	41.65
6920	NASDAQ	IONS	Wed, Jun 7, 2023	40.49	41.59	40.22	40.55
6919	NASDAQ	IONS	Tue, Jun 6, 2023	42.43	43.39	42.31	43.33
6918	NASDAQ	IONS	Mon, Jun 5, 2023	41.41	42.39	41.28	42.26
6917	NASDAQ	IONS	Fri, Jun 2, 2023	43.26	43.40	41.17	41.75
6916	NASDAQ	IONS	Thu, Jun 1, 2023	41.32	43.06	40.86	42.94
6915	NASDAQ	IONS	Wed, May 31, 2023	40.59	41.25	40.15	40.90
6914	NASDAQ	IONS	Tue, May 30, 2023	40.64	41.66	40.06	40.55
6913	NASDAQ	IONS	Fri, May 26, 2023	39.20	40.86	38.84	40.74
6912	NASDAQ	IONS	Thu, May 25, 2023	41.00	41.62	38.98	39.17
6911	NASDAQ	IONS	Wed, May 24, 2023	42.20	42.54	41.20	41.28
6910	NASDAQ	IONS	Tue, May 23, 2023	40.93	43.55	40.93	42.28
6909	NASDAQ	IONS	Mon, May 22, 2023	39.17	40.83	39.10	40.71
6908	NASDAQ	IONS	Fri, May 19, 2023	36.83	39.35	36.37	39.19
6907	NASDAQ	IONS	Thu, May 18, 2023	36.26	36.73	35.92	36.63
6906	NASDAQ	IONS	Wed, May 17, 2023	36.06	36.31	35.44	36.30
6905	NASDAQ	IONS	Tue, May 16, 2023	35.84	36.06	34.99	35.99
6904	NASDAQ	IONS	Mon, May 15, 2023	35.50	36.41	35.50	36.24
6903	NASDAQ	IONS	Fri, May 12, 2023	35.74	35.76	35.36	35.51
6902	NASDAQ	IONS	Thu, May 11, 2023	35.89	35.90	35.05	35.59
6901	NASDAQ	IONS	Wed, May 10, 2023	36.06	36.80	35.30	35.83
6900	NASDAQ	IONS	Tue, May 9, 2023	34.92	36.20	34.79	35.70
6899	NASDAQ	IONS	Mon, May 8, 2023	36.09	36.26	35.12	35.18
6898	NASDAQ	IONS	Fri, May 5, 2023	36.18	36.59	35.89	36.20
6897	NASDAQ	IONS	Thu, May 4, 2023	35.02	36.18	34.32	35.98
6896	NASDAQ	IONS	Wed, May 3, 2023	36.20	36.52	34.48	34.73
6895	NASDAQ	IONS	Tue, May 2, 2023	35.38	35.82	34.92	35.52
6894	NASDAQ	IONS	Mon, May 1, 2023	35.28	36.03	35.05	35.68
6893	NASDAQ	IONS	Fri, Apr 28, 2023	35.33	35.71	34.94	35.37
6892	NASDAQ	IONS	Thu, Apr 27, 2023	35.72	35.72	34.95	35.25
6891	NASDAQ	IONS	Wed, Apr 26, 2023	35.89	36.17	35.37	35.75
6890	NASDAQ	IONS	Tue, Apr 25, 2023	35.76	35.95	35.31	35.88
6889	NASDAQ	IONS	Mon, Apr 24, 2023	37.07	37.07	35.36	35.72
6888	NASDAQ	IONS	Fri, Apr 21, 2023	36.23	37.13	35.92	36.93
6887	NASDAQ	IONS	Thu, Apr 20, 2023	36.51	36.86	36.06	36.13
6886	NASDAQ	IONS	Wed, Apr 19, 2023	36.22	36.90	36.22	36.73
6885	NASDAQ	IONS	Tue, Apr 18, 2023	37.71	37.71	36.09	36.38
6884	NASDAQ	IONS	Mon, Apr 17, 2023	37.30	37.93	37.24	37.78
6883	NASDAQ	IONS	Fri, Apr 14, 2023	37.15	37.40	36.63	37.00
6882	NASDAQ	IONS	Thu, Apr 13, 2023	36.50	37.78	36.28	37.56
6881	NASDAQ	IONS	Wed, Apr 12, 2023	37.36	37.36	36.44	36.59
6880	NASDAQ	IONS	Tue, Apr 11, 2023	36.99	37.31	36.74	37.23
6879	NASDAQ	IONS	Mon, Apr 10, 2023	37.20	37.20	36.50	36.91
6878	NASDAQ	IONS	Thu, Apr 6, 2023	36.70	37.32	36.41	37.27
6877	NASDAQ	IONS	Wed, Apr 5, 2023	35.50	36.72	35.14	36.59
6876	NASDAQ	IONS	Tue, Apr 4, 2023	35.35	35.36	34.68	35.35
6875	NASDAQ	IONS	Mon, Apr 3, 2023	35.59	35.94	35.16	35.35
6874	NASDAQ	IONS	Fri, Mar 31, 2023	35.08	35.78	35.08	35.74
6873	NASDAQ	IONS	Thu, Mar 30, 2023	35.51	35.77	34.41	34.89
6872	NASDAQ	IONS	Wed, Mar 29, 2023	34.75	35.50	34.32	35.48
6871	NASDAQ	IONS	Tue, Mar 28, 2023	33.54	34.36	33.32	34.29
6870	NASDAQ	IONS	Mon, Mar 27, 2023	34.14	34.37	33.55	33.72
6869	NASDAQ	IONS	Fri, Mar 24, 2023	33.43	34.18	32.87	33.95
6868	NASDAQ	IONS	Thu, Mar 23, 2023	36.57	36.57	33.40	33.62
6867	NASDAQ	IONS	Wed, Mar 22, 2023	35.60	35.83	34.90	35.29
6866	NASDAQ	IONS	Tue, Mar 21, 2023	35.15	35.78	34.92	35.62
6865	NASDAQ	IONS	Mon, Mar 20, 2023	35.71	36.06	35.15	35.60
6864	NASDAQ	IONS	Fri, Mar 17, 2023	34.72	35.23	34.04	35.18
6863	NASDAQ	IONS	Thu, Mar 16, 2023	34.09	35.03	33.64	35.00
6862	NASDAQ	IONS	Wed, Mar 15, 2023	33.31	34.23	32.69	34.19
6861	NASDAQ	IONS	Tue, Mar 14, 2023	33.88	33.97	33.28	33.76
6860	NASDAQ	IONS	Mon, Mar 13, 2023	33.88	34.70	33.53	33.58
6859	NASDAQ	IONS	Fri, Mar 10, 2023	34.73	34.78	33.64	33.96
6858	NASDAQ	IONS	Thu, Mar 9, 2023	35.83	35.91	34.56	34.76
6857	NASDAQ	IONS	Wed, Mar 8, 2023	35.60	35.89	35.25	35.63
6856	NASDAQ	IONS	Tue, Mar 7, 2023	36.49	36.49	35.62	35.66
6855	NASDAQ	IONS	Mon, Mar 6, 2023	36.50	36.82	35.90	36.25
6854	NASDAQ	IONS	Fri, Mar 3, 2023	36.04	36.72	35.70	36.60
6853	NASDAQ	IONS	Thu, Mar 2, 2023	35.82	35.90	35.37	35.81
6852	NASDAQ	IONS	Wed, Mar 1, 2023	35.90	36.35	35.76	35.95
6851	NASDAQ	IONS	Tue, Feb 28, 2023	36.03	36.61	35.50	35.90
6850	NASDAQ	IONS	Mon, Feb 27, 2023	35.99	36.43	35.80	36.21
6849	NASDAQ	IONS	Fri, Feb 24, 2023	36.27	36.59	35.60	35.69
6848	NASDAQ	IONS	Thu, Feb 23, 2023	36.28	36.86	35.22	36.69
6847	NASDAQ	IONS	Wed, Feb 22, 2023	38.31	38.37	36.35	36.80
6846	NASDAQ	IONS	Tue, Feb 21, 2023	38.53	38.77	38.09	38.23
6845	NASDAQ	IONS	Fri, Feb 17, 2023	38.17	38.62	37.80	38.60
6844	NASDAQ	IONS	Thu, Feb 16, 2023	38.20	38.67	37.86	38.11
6843	NASDAQ	IONS	Wed, Feb 15, 2023	38.98	39.07	38.34	38.58
6842	NASDAQ	IONS	Tue, Feb 14, 2023	39.67	39.83	38.79	39.21
6841	NASDAQ	IONS	Mon, Feb 13, 2023	39.04	39.75	38.60	39.67
6840	NASDAQ	IONS	Fri, Feb 10, 2023	39.27	39.40	38.59	39.00
6839	NASDAQ	IONS	Thu, Feb 9, 2023	39.62	40.26	39.16	39.36
6838	NASDAQ	IONS	Wed, Feb 8, 2023	40.70	41.00	39.23	39.32
6837	NASDAQ	IONS	Tue, Feb 7, 2023	40.47	41.01	39.94	40.97
6836	NASDAQ	IONS	Mon, Feb 6, 2023	40.90	41.04	40.36	40.50
6835	NASDAQ	IONS	Fri, Feb 3, 2023	41.05	41.73	40.84	40.92
6834	NASDAQ	IONS	Thu, Feb 2, 2023	40.01	41.23	39.68	41.20
6833	NASDAQ	IONS	Wed, Feb 1, 2023	39.64	40.29	39.40	40.03
6832	NASDAQ	IONS	Tue, Jan 31, 2023	39.33	40.02	39.33	39.87
6831	NASDAQ	IONS	Mon, Jan 30, 2023	39.93	40.03	38.99	39.24
6830	NASDAQ	IONS	Fri, Jan 27, 2023	39.43	40.20	39.15	40.02
6829	NASDAQ	IONS	Thu, Jan 26, 2023	39.77	40.00	38.87	39.38
6828	NASDAQ	IONS	Wed, Jan 25, 2023	40.02	40.58	39.59	39.75
6827	NASDAQ	IONS	Tue, Jan 24, 2023	39.39	40.53	39.08	40.07
6826	NASDAQ	IONS	Mon, Jan 23, 2023	40.65	40.66	39.36	39.42
6825	NASDAQ	IONS	Fri, Jan 20, 2023	40.65	40.94	40.06	40.76
6824	NASDAQ	IONS	Thu, Jan 19, 2023	39.75	40.80	39.57	40.58
6823	NASDAQ	IONS	Wed, Jan 18, 2023	39.70	40.24	39.16	39.82
6822	NASDAQ	IONS	Tue, Jan 17, 2023	39.79	40.20	39.12	39.80
6821	NASDAQ	IONS	Fri, Jan 13, 2023	38.97	40.36	38.58	39.85
6820	NASDAQ	IONS	Thu, Jan 12, 2023	37.85	39.04	37.69	39.03
6819	NASDAQ	IONS	Wed, Jan 11, 2023	38.21	38.52	37.56	37.95
6818	NASDAQ	IONS	Tue, Jan 10, 2023	37.03	38.59	37.03	38.31
6817	NASDAQ	IONS	Mon, Jan 9, 2023	40.45	40.79	37.13	37.25
6816	NASDAQ	IONS	Fri, Jan 6, 2023	40.40	40.92	39.55	40.52
6815	NASDAQ	IONS	Thu, Jan 5, 2023	38.92	40.24	38.92	40.12
6814	NASDAQ	IONS	Wed, Jan 4, 2023	37.54	39.38	37.33	39.25
6813	NASDAQ	IONS	Tue, Jan 3, 2023	37.95	37.95	37.14	37.58
6812	NASDAQ	IONS	Fri, Dec 30, 2022	37.16	37.77	36.79	37.77
6811	NASDAQ	IONS	Thu, Dec 29, 2022	37.27	37.83	37.01	37.35
6810	NASDAQ	IONS	Wed, Dec 28, 2022	37.27	37.51	36.69	37.12
6809	NASDAQ	IONS	Tue, Dec 27, 2022	38.30	38.30	36.91	37.16
6808	NASDAQ	IONS	Fri, Dec 23, 2022	38.50	38.53	37.69	38.16
6807	NASDAQ	IONS	Thu, Dec 22, 2022	38.68	38.92	38.19	38.73
6806	NASDAQ	IONS	Wed, Dec 21, 2022	38.23	39.40	38.23	38.82
6805	NASDAQ	IONS	Tue, Dec 20, 2022	38.00	39.18	37.70	38.92
6804	NASDAQ	IONS	Mon, Dec 19, 2022	38.59	38.59	37.60	37.96
6803	NASDAQ	IONS	Fri, Dec 16, 2022	38.06	38.75	37.61	38.66
6802	NASDAQ	IONS	Thu, Dec 15, 2022	38.08	38.25	37.55	38.20
6801	NASDAQ	IONS	Wed, Dec 14, 2022	38.06	38.50	37.66	38.30
6800	NASDAQ	IONS	Tue, Dec 13, 2022	38.65	39.11	37.99	38.13
6799	NASDAQ	IONS	Mon, Dec 12, 2022	37.65	38.62	37.32	38.26
6798	NASDAQ	IONS	Fri, Dec 9, 2022	37.90	38.11	37.35	37.50
6797	NASDAQ	IONS	Thu, Dec 8, 2022	38.38	38.73	37.69	38.00
6796	NASDAQ	IONS	Wed, Dec 7, 2022	38.00	38.80	37.75	38.20
6795	NASDAQ	IONS	Tue, Dec 6, 2022	38.58	38.90	37.99	38.03
6794	NASDAQ	IONS	Mon, Dec 5, 2022	40.19	40.43	38.78	38.98
6793	NASDAQ	IONS	Fri, Dec 2, 2022	39.93	40.38	39.57	40.32
6792	NASDAQ	IONS	Thu, Dec 1, 2022	40.66	41.45	40.16	40.20
6791	NASDAQ	IONS	Wed, Nov 30, 2022	38.94	40.92	38.82	40.79
6790	NASDAQ	IONS	Tue, Nov 29, 2022	40.26	40.37	38.74	38.76
6789	NASDAQ	IONS	Mon, Nov 28, 2022	41.37	41.83	40.21	40.33
6788	NASDAQ	IONS	Fri, Nov 25, 2022	41.08	41.90	40.52	41.56
6787	NASDAQ	IONS	Wed, Nov 23, 2022	42.27	42.75	41.18	41.25
6786	NASDAQ	IONS	Tue, Nov 22, 2022	42.50	42.99	42.05	42.20
6785	NASDAQ	IONS	Mon, Nov 21, 2022	43.25	43.25	42.14	42.46
6784	NASDAQ	IONS	Fri, Nov 18, 2022	43.39	44.36	42.96	43.09
6783	NASDAQ	IONS	Thu, Nov 17, 2022	42.57	43.39	42.09	43.04
6782	NASDAQ	IONS	Wed, Nov 16, 2022	43.72	44.11	42.66	42.69
6781	NASDAQ	IONS	Tue, Nov 15, 2022	44.71	45.00	43.48	43.52
6780	NASDAQ	IONS	Mon, Nov 14, 2022	43.40	45.17	43.39	44.04
6779	NASDAQ	IONS	Fri, Nov 11, 2022	45.22	45.75	42.51	43.25
6778	NASDAQ	IONS	Thu, Nov 10, 2022	44.48	45.78	43.56	45.47
6777	NASDAQ	IONS	Wed, Nov 9, 2022	42.55	43.62	42.05	43.06
6776	NASDAQ	IONS	Tue, Nov 8, 2022	41.52	42.67	41.37	42.25
6775	NASDAQ	IONS	Mon, Nov 7, 2022	41.94	42.34	40.86	41.61
6774	NASDAQ	IONS	Fri, Nov 4, 2022	44.24	44.47	40.26	41.55
6773	NASDAQ	IONS	Thu, Nov 3, 2022	44.10	44.90	43.61	44.49
6772	NASDAQ	IONS	Wed, Nov 2, 2022	44.44	45.97	44.35	44.68
6771	NASDAQ	IONS	Tue, Nov 1, 2022	44.50	45.34	44.31	44.83
6770	NASDAQ	IONS	Mon, Oct 31, 2022	44.56	44.74	43.99	44.20
6769	NASDAQ	IONS	Fri, Oct 28, 2022	43.59	44.88	42.99	44.61
6768	NASDAQ	IONS	Thu, Oct 27, 2022	44.52	44.60	43.29	43.51
6767	NASDAQ	IONS	Wed, Oct 26, 2022	44.45	45.27	43.66	44.35
6766	NASDAQ	IONS	Tue, Oct 25, 2022	44.86	45.60	44.28	44.32
6765	NASDAQ	IONS	Mon, Oct 24, 2022	45.04	45.51	44.02	44.75
6764	NASDAQ	IONS	Fri, Oct 21, 2022	45.08	45.29	44.31	44.95
6763	NASDAQ	IONS	Thu, Oct 20, 2022	44.50	45.05	44.25	44.83
6762	NASDAQ	IONS	Wed, Oct 19, 2022	45.56	45.77	44.01	44.47
6761	NASDAQ	IONS	Tue, Oct 18, 2022	46.97	47.21	45.63	46.20
6760	NASDAQ	IONS	Mon, Oct 17, 2022	46.81	47.57	45.61	46.52
6759	NASDAQ	IONS	Fri, Oct 14, 2022	46.14	47.74	45.88	46.36
6758	NASDAQ	IONS	Thu, Oct 13, 2022	45.36	46.30	44.59	45.67
6757	NASDAQ	IONS	Wed, Oct 12, 2022	45.84	46.23	45.21	46.02
6756	NASDAQ	IONS	Tue, Oct 11, 2022	45.24	46.36	43.89	45.56
6755	NASDAQ	IONS	Mon, Oct 10, 2022	45.78	45.84	44.56	45.10
6754	NASDAQ	IONS	Fri, Oct 7, 2022	45.30	46.26	44.71	45.93
6753	NASDAQ	IONS	Thu, Oct 6, 2022	45.88	46.22	45.19	45.60
6752	NASDAQ	IONS	Wed, Oct 5, 2022	45.86	46.18	44.65	45.98
6751	NASDAQ	IONS	Tue, Oct 4, 2022	45.41	46.52	45.41	46.19
6750	NASDAQ	IONS	Mon, Oct 3, 2022	44.59	45.17	43.63	44.99
6749	NASDAQ	IONS	Fri, Sep 30, 2022	44.32	46.43	44.05	44.23
6748	NASDAQ	IONS	Thu, Sep 29, 2022	44.37	44.71	43.41	44.28
6747	NASDAQ	IONS	Wed, Sep 28, 2022	42.64	44.56	42.64	44.42
6746	NASDAQ	IONS	Tue, Sep 27, 2022	42.49	43.13	41.84	42.27
6745	NASDAQ	IONS	Mon, Sep 26, 2022	43.07	43.78	41.46	41.75
6744	NASDAQ	IONS	Fri, Sep 23, 2022	43.50	43.72	42.44	43.23
6743	NASDAQ	IONS	Thu, Sep 22, 2022	45.00	45.26	44.02	44.97
6742	NASDAQ	IONS	Wed, Sep 21, 2022	46.50	46.64	44.77	45.07
6741	NASDAQ	IONS	Tue, Sep 20, 2022	46.35	47.15	45.50	46.50
6740	NASDAQ	IONS	Mon, Sep 19, 2022	46.12	46.76	45.90	46.74
6739	NASDAQ	IONS	Fri, Sep 16, 2022	46.74	46.79	45.28	46.33
6738	NASDAQ	IONS	Thu, Sep 15, 2022	47.39	48.57	47.23	47.49
6737	NASDAQ	IONS	Wed, Sep 14, 2022	46.63	47.50	45.89	47.41
6736	NASDAQ	IONS	Tue, Sep 13, 2022	47.20	48.21	46.15	46.25
6735	NASDAQ	IONS	Mon, Sep 12, 2022	47.12	48.82	46.20	48.66
6734	NASDAQ	IONS	Fri, Sep 9, 2022	45.15	47.71	45.14	46.84
6733	NASDAQ	IONS	Thu, Sep 8, 2022	43.43	44.63	43.19	44.27
6732	NASDAQ	IONS	Wed, Sep 7, 2022	41.88	43.73	41.29	43.45
6731	NASDAQ	IONS	Tue, Sep 6, 2022	43.45	43.45	41.47	41.65
6730	NASDAQ	IONS	Fri, Sep 2, 2022	43.89	44.11	43.00	43.24
6729	NASDAQ	IONS	Thu, Sep 1, 2022	42.41	43.50	42.15	43.46
6728	NASDAQ	IONS	Wed, Aug 31, 2022	42.35	42.75	41.98	42.52
6727	NASDAQ	IONS	Tue, Aug 30, 2022	42.27	42.53	41.61	41.83
6726	NASDAQ	IONS	Mon, Aug 29, 2022	41.74	42.65	41.57	42.00
6725	NASDAQ	IONS	Fri, Aug 26, 2022	43.78	43.85	42.16	42.35
6724	NASDAQ	IONS	Thu, Aug 25, 2022	45.20	45.50	43.85	43.95
6723	NASDAQ	IONS	Wed, Aug 24, 2022	44.17	45.41	43.62	44.75
6722	NASDAQ	IONS	Tue, Aug 23, 2022	44.00	44.60	43.24	43.86
6721	NASDAQ	IONS	Mon, Aug 22, 2022	43.63	44.73	43.59	44.02
6720	NASDAQ	IONS	Fri, Aug 19, 2022	43.78	44.32	43.36	44.00
6719	NASDAQ	IONS	Thu, Aug 18, 2022	44.10	44.23	43.07	44.04
6718	NASDAQ	IONS	Wed, Aug 17, 2022	43.92	44.65	43.44	43.88
6717	NASDAQ	IONS	Tue, Aug 16, 2022	44.36	44.80	43.76	44.32
6716	NASDAQ	IONS	Mon, Aug 15, 2022	44.06	44.63	43.79	44.41
6715	NASDAQ	IONS	Fri, Aug 12, 2022	43.32	44.48	43.00	44.10
6714	NASDAQ	IONS	Thu, Aug 11, 2022	45.92	46.13	42.94	43.44
6713	NASDAQ	IONS	Wed, Aug 10, 2022	44.73	46.14	43.83	46.11
6712	NASDAQ	IONS	Tue, Aug 9, 2022	45.14	46.15	42.88	44.26
6711	NASDAQ	IONS	Mon, Aug 8, 2022	45.81	46.12	44.68	45.71
6710	NASDAQ	IONS	Fri, Aug 5, 2022	43.00	45.95	42.83	45.70
6709	NASDAQ	IONS	Thu, Aug 4, 2022	41.00	43.84	41.00	43.29
6708	NASDAQ	IONS	Wed, Aug 3, 2022	39.22	43.03	39.00	41.02
6707	NASDAQ	IONS	Tue, Aug 2, 2022	37.44	37.98	37.06	37.18
6706	NASDAQ	IONS	Mon, Aug 1, 2022	37.50	38.16	37.37	37.49
6705	NASDAQ	IONS	Fri, Jul 29, 2022	39.04	39.04	37.49	37.56
6704	NASDAQ	IONS	Thu, Jul 28, 2022	39.38	39.42	38.00	38.99
6703	NASDAQ	IONS	Wed, Jul 27, 2022	38.18	38.78	37.73	38.64
6702	NASDAQ	IONS	Tue, Jul 26, 2022	39.07	39.15	37.96	38.05
6701	NASDAQ	IONS	Mon, Jul 25, 2022	38.03	38.52	37.54	38.32
6700	NASDAQ	IONS	Fri, Jul 22, 2022	39.28	39.50	38.00	38.10
6699	NASDAQ	IONS	Thu, Jul 21, 2022	38.81	39.31	38.69	39.00
6698	NASDAQ	IONS	Wed, Jul 20, 2022	39.12	39.77	38.65	39.01
6697	NASDAQ	IONS	Tue, Jul 19, 2022	39.60	39.98	38.95	39.28
6696	NASDAQ	IONS	Mon, Jul 18, 2022	40.04	40.34	38.60	38.74
6695	NASDAQ	IONS	Fri, Jul 15, 2022	37.61	39.35	37.10	39.31
6694	NASDAQ	IONS	Thu, Jul 14, 2022	37.03	37.46	36.87	37.11
6693	NASDAQ	IONS	Wed, Jul 13, 2022	36.77	37.86	36.49	37.65
6692	NASDAQ	IONS	Tue, Jul 12, 2022	36.58	37.10	35.96	37.00
6691	NASDAQ	IONS	Mon, Jul 11, 2022	36.67	37.14	36.47	36.54
6690	NASDAQ	IONS	Fri, Jul 8, 2022	36.34	37.25	36.07	37.15
6689	NASDAQ	IONS	Thu, Jul 7, 2022	36.76	37.60	36.49	36.77
6688	NASDAQ	IONS	Wed, Jul 6, 2022	38.04	38.94	36.68	36.81
6687	NASDAQ	IONS	Tue, Jul 5, 2022	37.37	38.00	35.95	37.85
6686	NASDAQ	IONS	Fri, Jul 1, 2022	37.25	38.29	37.10	38.06
6685	NASDAQ	IONS	Thu, Jun 30, 2022	37.00	37.76	36.68	37.02
6684	NASDAQ	IONS	Wed, Jun 29, 2022	37.90	38.37	37.24	37.56
6683	NASDAQ	IONS	Tue, Jun 28, 2022	39.64	39.83	37.81	37.97
6682	NASDAQ	IONS	Mon, Jun 27, 2022	39.33	39.61	38.53	39.34
6681	NASDAQ	IONS	Fri, Jun 24, 2022	39.27	39.51	37.64	39.25
6680	NASDAQ	IONS	Thu, Jun 23, 2022	37.64	39.15	37.44	39.02
6679	NASDAQ	IONS	Wed, Jun 22, 2022	36.84	37.96	36.65	37.24
6678	NASDAQ	IONS	Tue, Jun 21, 2022	36.01	38.15	35.97	37.41
6677	NASDAQ	IONS	Fri, Jun 17, 2022	34.06	36.01	33.83	35.26
6676	NASDAQ	IONS	Thu, Jun 16, 2022	34.10	34.64	33.21	33.73
6675	NASDAQ	IONS	Wed, Jun 15, 2022	33.82	35.18	33.82	34.67
6674	NASDAQ	IONS	Tue, Jun 14, 2022	33.71	33.77	32.81	33.51
6673	NASDAQ	IONS	Mon, Jun 13, 2022	34.08	34.13	32.97	33.50
6672	NASDAQ	IONS	Fri, Jun 10, 2022	34.39	35.13	33.83	34.76
6671	NASDAQ	IONS	Thu, Jun 9, 2022	34.70	35.43	34.41	34.93
6670	NASDAQ	IONS	Wed, Jun 8, 2022	35.03	35.69	34.74	35.00
6669	NASDAQ	IONS	Tue, Jun 7, 2022	33.71	35.16	33.50	35.03
6668	NASDAQ	IONS	Mon, Jun 6, 2022	36.35	36.76	33.76	34.02
6667	NASDAQ	IONS	Fri, Jun 3, 2022	35.78	36.58	35.05	36.15
6666	NASDAQ	IONS	Thu, Jun 2, 2022	35.89	36.06	35.02	35.86
6665	NASDAQ	IONS	Wed, Jun 1, 2022	36.69	36.83	35.53	35.91
6664	NASDAQ	IONS	Tue, May 31, 2022	37.74	37.99	36.07	36.52
6663	NASDAQ	IONS	Fri, May 27, 2022	36.78	37.65	36.31	37.63
6662	NASDAQ	IONS	Thu, May 26, 2022	37.17	37.85	36.56	36.65
6661	NASDAQ	IONS	Wed, May 25, 2022	36.96	37.75	35.93	36.86
6660	NASDAQ	IONS	Tue, May 24, 2022	39.02	39.52	36.99	37.11
6659	NASDAQ	IONS	Mon, May 23, 2022	39.53	39.87	38.90	39.47
6658	NASDAQ	IONS	Fri, May 20, 2022	39.43	39.79	38.20	39.49
6657	NASDAQ	IONS	Thu, May 19, 2022	38.01	39.38	37.70	39.13
6656	NASDAQ	IONS	Wed, May 18, 2022	37.70	39.14	37.69	38.39
6655	NASDAQ	IONS	Tue, May 17, 2022	37.33	38.91	37.12	38.75
6654	NASDAQ	IONS	Mon, May 16, 2022	36.06	37.08	35.88	36.60
6653	NASDAQ	IONS	Fri, May 13, 2022	35.71	36.66	35.12	36.08
6652	NASDAQ	IONS	Thu, May 12, 2022	32.62	35.13	32.62	35.12
6651	NASDAQ	IONS	Wed, May 11, 2022	33.72	34.91	32.79	33.03
6650	NASDAQ	IONS	Tue, May 10, 2022	32.75	34.46	32.60	34.15
6649	NASDAQ	IONS	Mon, May 9, 2022	35.34	35.52	31.46	31.71
6648	NASDAQ	IONS	Fri, May 6, 2022	37.29	37.65	36.08	36.30
6647	NASDAQ	IONS	Thu, May 5, 2022	39.58	39.58	37.47	38.05
6646	NASDAQ	IONS	Wed, May 4, 2022	38.73	39.75	37.39	39.58
6645	NASDAQ	IONS	Tue, May 3, 2022	38.27	38.74	37.79	38.50
6644	NASDAQ	IONS	Mon, May 2, 2022	36.61	38.41	36.55	38.37
6643	NASDAQ	IONS	Fri, Apr 29, 2022	38.34	38.81	36.58	36.76
6642	NASDAQ	IONS	Thu, Apr 28, 2022	40.13	40.42	38.52	39.55
6641	NASDAQ	IONS	Wed, Apr 27, 2022	40.31	40.79	39.72	39.86
6640	NASDAQ	IONS	Tue, Apr 26, 2022	42.29	42.32	40.03	40.12
6639	NASDAQ	IONS	Mon, Apr 25, 2022	41.41	42.38	40.49	42.34
6638	NASDAQ	IONS	Fri, Apr 22, 2022	42.38	43.21	41.46	41.73
6637	NASDAQ	IONS	Thu, Apr 21, 2022	43.47	44.42	42.54	43.00
6636	NASDAQ	IONS	Wed, Apr 20, 2022	40.93	43.07	40.66	43.00
6635	NASDAQ	IONS	Tue, Apr 19, 2022	41.10	41.48	40.68	40.96
6634	NASDAQ	IONS	Mon, Apr 18, 2022	41.00	41.67	40.60	41.01
6633	NASDAQ	IONS	Thu, Apr 14, 2022	40.66	41.45	40.64	40.97
6632	NASDAQ	IONS	Wed, Apr 13, 2022	39.59	40.84	39.19	40.64
6631	NASDAQ	IONS	Tue, Apr 12, 2022	40.16	40.40	39.36	39.63
6630	NASDAQ	IONS	Mon, Apr 11, 2022	39.81	40.29	39.46	39.61
6629	NASDAQ	IONS	Fri, Apr 8, 2022	39.52	41.09	39.20	40.12
6628	NASDAQ	IONS	Thu, Apr 7, 2022	38.87	39.57	38.72	39.33
6627	NASDAQ	IONS	Wed, Apr 6, 2022	37.51	39.35	37.30	38.75
6626	NASDAQ	IONS	Tue, Apr 5, 2022	38.58	39.10	38.23	38.27
6625	NASDAQ	IONS	Mon, Apr 4, 2022	38.94	39.10	37.84	38.73
6624	NASDAQ	IONS	Fri, Apr 1, 2022	36.81	38.93	36.81	38.90
6623	NASDAQ	IONS	Thu, Mar 31, 2022	36.30	37.15	36.10	37.04
6622	NASDAQ	IONS	Wed, Mar 30, 2022	36.39	36.61	35.36	35.69
6621	NASDAQ	IONS	Tue, Mar 29, 2022	36.04	37.06	35.81	36.48
6620	NASDAQ	IONS	Mon, Mar 28, 2022	36.26	36.97	35.48	35.88
6619	NASDAQ	IONS	Fri, Mar 25, 2022	37.02	37.11	36.46	36.67
6618	NASDAQ	IONS	Thu, Mar 24, 2022	35.89	36.99	35.41	36.92
6617	NASDAQ	IONS	Wed, Mar 23, 2022	36.16	36.82	35.63	35.67
6616	NASDAQ	IONS	Tue, Mar 22, 2022	35.14	36.36	34.88	36.28
6615	NASDAQ	IONS	Mon, Mar 21, 2022	35.25	35.38	34.48	34.92
6614	NASDAQ	IONS	Fri, Mar 18, 2022	34.52	35.84	34.21	35.25
6613	NASDAQ	IONS	Thu, Mar 17, 2022	33.93	34.82	33.58	34.76
6612	NASDAQ	IONS	Wed, Mar 16, 2022	31.75	33.99	31.75	33.98
6611	NASDAQ	IONS	Tue, Mar 15, 2022	32.70	33.25	32.18	32.70
6610	NASDAQ	IONS	Mon, Mar 14, 2022	31.61	32.74	31.61	32.68
6609	NASDAQ	IONS	Fri, Mar 11, 2022	33.37	33.66	32.08	32.19
6608	NASDAQ	IONS	Thu, Mar 10, 2022	32.86	33.24	31.98	33.17
6607	NASDAQ	IONS	Wed, Mar 9, 2022	33.03	33.94	32.94	33.33
6606	NASDAQ	IONS	Tue, Mar 8, 2022	32.00	33.34	31.74	32.35
6605	NASDAQ	IONS	Mon, Mar 7, 2022	32.21	32.85	31.71	32.17
6604	NASDAQ	IONS	Fri, Mar 4, 2022	32.84	33.40	32.17	32.30
6603	NASDAQ	IONS	Thu, Mar 3, 2022	33.15	33.39	32.44	33.24
6602	NASDAQ	IONS	Wed, Mar 2, 2022	34.04	34.04	32.96	33.15
6601	NASDAQ	IONS	Tue, Mar 1, 2022	32.70	34.26	32.65	34.08
6600	NASDAQ	IONS	Mon, Feb 28, 2022	31.54	33.46	31.32	33.38
6599	NASDAQ	IONS	Fri, Feb 25, 2022	31.99	33.00	31.70	31.78
6598	NASDAQ	IONS	Thu, Feb 24, 2022	29.82	32.56	29.68	32.49
6597	NASDAQ	IONS	Wed, Feb 23, 2022	31.60	32.11	30.58	30.73
6596	NASDAQ	IONS	Tue, Feb 22, 2022	31.83	32.16	31.25	31.34
6595	NASDAQ	IONS	Fri, Feb 18, 2022	32.81	33.24	32.07	32.27
6594	NASDAQ	IONS	Thu, Feb 17, 2022	33.02	33.20	32.44	32.74
6593	NASDAQ	IONS	Wed, Feb 16, 2022	33.30	33.73	32.91	33.40
6592	NASDAQ	IONS	Tue, Feb 15, 2022	33.10	33.78	32.76	33.66
6591	NASDAQ	IONS	Mon, Feb 14, 2022	32.88	33.00	32.16	32.59
6590	NASDAQ	IONS	Fri, Feb 11, 2022	33.50	34.13	32.65	32.88
6589	NASDAQ	IONS	Thu, Feb 10, 2022	33.28	34.55	33.12	33.54
6588	NASDAQ	IONS	Wed, Feb 9, 2022	32.93	34.46	32.90	34.02
6587	NASDAQ	IONS	Tue, Feb 8, 2022	32.19	33.16	31.70	32.68
6586	NASDAQ	IONS	Mon, Feb 7, 2022	31.35	32.75	31.26	32.46
6585	NASDAQ	IONS	Fri, Feb 4, 2022	32.05	32.05	30.73	31.50
6584	NASDAQ	IONS	Thu, Feb 3, 2022	31.07	31.72	30.90	31.07
6583	NASDAQ	IONS	Wed, Feb 2, 2022	31.65	31.65	30.96	31.50
6582	NASDAQ	IONS	Tue, Feb 1, 2022	30.58	31.68	30.49	31.51
6581	NASDAQ	IONS	Mon, Jan 31, 2022	28.34	31.99	28.25	31.80
6580	NASDAQ	IONS	Fri, Jan 28, 2022	30.04	31.70	29.87	31.68
6579	NASDAQ	IONS	Thu, Jan 27, 2022	31.66	31.87	30.02	30.14
6578	NASDAQ	IONS	Wed, Jan 26, 2022	32.10	32.89	31.32	31.44
6577	NASDAQ	IONS	Tue, Jan 25, 2022	30.99	32.03	30.70	31.48
6576	NASDAQ	IONS	Mon, Jan 24, 2022	29.26	31.57	28.68	31.40
6575	NASDAQ	IONS	Fri, Jan 21, 2022	29.70	30.69	29.45	29.88
6574	NASDAQ	IONS	Thu, Jan 20, 2022	30.98	32.07	29.86	30.01
6573	NASDAQ	IONS	Wed, Jan 19, 2022	30.34	31.43	30.16	30.32
6572	NASDAQ	IONS	Tue, Jan 18, 2022	32.45	32.64	29.99	30.12
6571	NASDAQ	IONS	Fri, Jan 14, 2022	31.25	33.09	31.25	33.08
6570	NASDAQ	IONS	Thu, Jan 13, 2022	31.58	32.64	31.37	32.13
6569	NASDAQ	IONS	Wed, Jan 12, 2022	31.40	32.27	31.15	31.85
6568	NASDAQ	IONS	Tue, Jan 11, 2022	30.78	31.80	30.56	31.35
6567	NASDAQ	IONS	Mon, Jan 10, 2022	30.24	30.76	29.64	30.51
6566	NASDAQ	IONS	Fri, Jan 7, 2022	30.80	31.64	30.33	30.38
6565	NASDAQ	IONS	Thu, Jan 6, 2022	30.33	31.18	29.41	30.94
6564	NASDAQ	IONS	Wed, Jan 5, 2022	31.55	32.00	30.41	30.45
6563	NASDAQ	IONS	Tue, Jan 4, 2022	32.52	32.74	30.85	31.36
6562	NASDAQ	IONS	Mon, Jan 3, 2022	30.73	32.66	30.14	32.60
6561	NASDAQ	IONS	Fri, Dec 31, 2021	30.54	31.10	30.42	30.43
6560	NASDAQ	IONS	Thu, Dec 30, 2021	30.63	31.49	30.34	30.54
6559	NASDAQ	IONS	Wed, Dec 29, 2021	30.15	30.82	29.63	30.63
6558	NASDAQ	IONS	Tue, Dec 28, 2021	31.01	31.84	30.13	30.19
6557	NASDAQ	IONS	Mon, Dec 27, 2021	32.83	32.85	31.03	31.19
6556	NASDAQ	IONS	Thu, Dec 23, 2021	32.50	32.91	32.42	32.71
6555	NASDAQ	IONS	Wed, Dec 22, 2021	32.63	32.85	32.02	32.33
6554	NASDAQ	IONS	Tue, Dec 21, 2021	32.14	32.89	31.89	32.63
6553	NASDAQ	IONS	Mon, Dec 20, 2021	32.09	32.91	31.64	32.21
6552	NASDAQ	IONS	Fri, Dec 17, 2021	29.62	32.80	29.60	32.46
6551	NASDAQ	IONS	Thu, Dec 16, 2021	31.07	31.40	29.82	30.07
6550	NASDAQ	IONS	Wed, Dec 15, 2021	29.98	31.23	29.22	31.11
6549	NASDAQ	IONS	Tue, Dec 14, 2021	31.06	31.28	29.77	30.25
6548	NASDAQ	IONS	Mon, Dec 13, 2021	29.26	30.54	28.72	30.17
6547	NASDAQ	IONS	Fri, Dec 10, 2021	30.24	30.99	29.37	29.47
6546	NASDAQ	IONS	Thu, Dec 9, 2021	32.04	32.26	30.17	30.28
6545	NASDAQ	IONS	Wed, Dec 8, 2021	31.01	32.50	30.36	32.21
6544	NASDAQ	IONS	Tue, Dec 7, 2021	28.71	30.81	28.55	30.57
6543	NASDAQ	IONS	Mon, Dec 6, 2021	26.46	27.83	26.41	27.50
6542	NASDAQ	IONS	Fri, Dec 3, 2021	26.40	26.76	25.62	26.39
6541	NASDAQ	IONS	Thu, Dec 2, 2021	25.47	26.24	25.04	26.15
6540	NASDAQ	IONS	Wed, Dec 1, 2021	27.03	27.17	25.59	25.61
6539	NASDAQ	IONS	Tue, Nov 30, 2021	27.14	27.76	26.40	26.50
6538	NASDAQ	IONS	Mon, Nov 29, 2021	29.30	29.48	27.39	27.45
6537	NASDAQ	IONS	Fri, Nov 26, 2021	29.86	30.27	28.89	29.05
6536	NASDAQ	IONS	Wed, Nov 24, 2021	29.80	29.94	28.75	29.76
6535	NASDAQ	IONS	Tue, Nov 23, 2021	30.56	30.80	29.66	30.33
6534	NASDAQ	IONS	Mon, Nov 22, 2021	32.37	32.37	30.57	30.65
6533	NASDAQ	IONS	Fri, Nov 19, 2021	32.14	32.35	31.42	31.99
6532	NASDAQ	IONS	Thu, Nov 18, 2021	33.49	33.77	31.96	32.14
6531	NASDAQ	IONS	Wed, Nov 17, 2021	32.47	32.74	31.59	32.48
6530	NASDAQ	IONS	Tue, Nov 16, 2021	32.90	33.01	32.37	32.67
6529	NASDAQ	IONS	Mon, Nov 15, 2021	32.96	33.29	32.70	32.79
6528	NASDAQ	IONS	Fri, Nov 12, 2021	33.67	33.67	32.61	32.69
6527	NASDAQ	IONS	Thu, Nov 11, 2021	33.30	34.02	33.24	33.56
6526	NASDAQ	IONS	Wed, Nov 10, 2021	33.69	34.32	33.13	33.30
6525	NASDAQ	IONS	Tue, Nov 9, 2021	34.89	34.96	33.85	34.00
6524	NASDAQ	IONS	Mon, Nov 8, 2021	33.66	35.09	33.10	34.88
6523	NASDAQ	IONS	Fri, Nov 5, 2021	34.29	34.82	33.18	33.69
6522	NASDAQ	IONS	Thu, Nov 4, 2021	33.67	35.00	33.58	34.63
6521	NASDAQ	IONS	Wed, Nov 3, 2021	32.89	34.35	32.27	33.76
6520	NASDAQ	IONS	Tue, Nov 2, 2021	33.30	33.56	32.55	32.97
6519	NASDAQ	IONS	Mon, Nov 1, 2021	31.80	33.05	31.62	33.00
6518	NASDAQ	IONS	Fri, Oct 29, 2021	31.20	32.12	31.10	31.87
6517	NASDAQ	IONS	Thu, Oct 28, 2021	29.80	31.21	29.59	31.20
6516	NASDAQ	IONS	Wed, Oct 27, 2021	29.85	30.18	29.22	29.81
6515	NASDAQ	IONS	Tue, Oct 26, 2021	30.17	30.60	29.82	29.84
6514	NASDAQ	IONS	Mon, Oct 25, 2021	30.46	30.69	30.01	30.10
6513	NASDAQ	IONS	Fri, Oct 22, 2021	30.20	30.53	29.81	30.44
6512	NASDAQ	IONS	Thu, Oct 21, 2021	30.42	31.03	30.18	30.33
6511	NASDAQ	IONS	Wed, Oct 20, 2021	31.30	31.61	30.30	30.52
6510	NASDAQ	IONS	Tue, Oct 19, 2021	30.06	31.87	30.05	31.28
6509	NASDAQ	IONS	Mon, Oct 18, 2021	32.89	33.12	29.01	30.25
6508	NASDAQ	IONS	Fri, Oct 15, 2021	35.18	35.80	33.88	35.10
6507	NASDAQ	IONS	Thu, Oct 14, 2021	33.74	35.05	33.65	34.49
6506	NASDAQ	IONS	Wed, Oct 13, 2021	34.26	34.33	33.53	33.56
6505	NASDAQ	IONS	Tue, Oct 12, 2021	33.97	34.48	33.84	34.01
6504	NASDAQ	IONS	Mon, Oct 11, 2021	34.19	34.81	34.00	34.41
6503	NASDAQ	IONS	Fri, Oct 8, 2021	33.77	34.31	33.68	34.09
6502	NASDAQ	IONS	Thu, Oct 7, 2021	33.39	34.11	33.30	33.77
6501	NASDAQ	IONS	Wed, Oct 6, 2021	32.37	33.47	32.34	33.34
6500	NASDAQ	IONS	Tue, Oct 5, 2021	32.20	32.98	32.19	32.79
6499	NASDAQ	IONS	Mon, Oct 4, 2021	33.30	33.32	32.17	32.33
6498	NASDAQ	IONS	Fri, Oct 1, 2021	33.45	33.63	32.15	33.57
6497	NASDAQ	IONS	Thu, Sep 30, 2021	33.67	34.32	33.52	33.54
6496	NASDAQ	IONS	Wed, Sep 29, 2021	34.54	34.71	33.53	33.58
6495	NASDAQ	IONS	Tue, Sep 28, 2021	35.55	35.80	34.28	34.36
6494	NASDAQ	IONS	Mon, Sep 27, 2021	36.11	36.45	35.70	35.87
6493	NASDAQ	IONS	Fri, Sep 24, 2021	37.14	37.47	36.10	36.20
6492	NASDAQ	IONS	Thu, Sep 23, 2021	36.57	37.31	35.85	37.20
6491	NASDAQ	IONS	Wed, Sep 22, 2021	36.31	36.92	36.09	36.56
6490	NASDAQ	IONS	Tue, Sep 21, 2021	36.41	36.93	35.81	36.28
6489	NASDAQ	IONS	Mon, Sep 20, 2021	36.56	37.18	35.98	36.19
6488	NASDAQ	IONS	Fri, Sep 17, 2021	36.64	37.34	36.14	37.21
6487	NASDAQ	IONS	Thu, Sep 16, 2021	36.84	36.98	35.69	36.43
6486	NASDAQ	IONS	Wed, Sep 15, 2021	36.00	37.60	35.97	36.96
6485	NASDAQ	IONS	Tue, Sep 14, 2021	36.45	36.88	36.06	36.21
6484	NASDAQ	IONS	Mon, Sep 13, 2021	36.07	36.87	35.62	36.27
6483	NASDAQ	IONS	Fri, Sep 10, 2021	36.15	36.35	35.45	36.09
6482	NASDAQ	IONS	Thu, Sep 9, 2021	36.73	37.10	36.25	36.26
6481	NASDAQ	IONS	Wed, Sep 8, 2021	37.41	37.47	36.73	36.97
6480	NASDAQ	IONS	Tue, Sep 7, 2021	39.32	39.38	37.50	37.55
6479	NASDAQ	IONS	Fri, Sep 3, 2021	40.50	40.51	39.43	39.52
6478	NASDAQ	IONS	Thu, Sep 2, 2021	40.50	40.71	39.70	40.55
6477	NASDAQ	IONS	Wed, Sep 1, 2021	40.03	40.99	39.78	40.28
6476	NASDAQ	IONS	Tue, Aug 31, 2021	39.44	40.35	39.13	39.76
6475	NASDAQ	IONS	Mon, Aug 30, 2021	39.86	40.19	39.00	39.14
6474	NASDAQ	IONS	Fri, Aug 27, 2021	38.79	40.45	38.63	39.63
6473	NASDAQ	IONS	Thu, Aug 26, 2021	39.55	39.95	38.86	38.90
6472	NASDAQ	IONS	Wed, Aug 25, 2021	40.39	40.39	39.01	39.54
6471	NASDAQ	IONS	Tue, Aug 24, 2021	39.04	40.04	38.81	39.98
6470	NASDAQ	IONS	Mon, Aug 23, 2021	39.68	40.05	38.85	39.03
6469	NASDAQ	IONS	Fri, Aug 20, 2021	37.96	39.32	37.75	39.26
6468	NASDAQ	IONS	Thu, Aug 19, 2021	37.77	38.35	37.67	37.84
6467	NASDAQ	IONS	Wed, Aug 18, 2021	38.87	38.87	38.00	38.03
6466	NASDAQ	IONS	Tue, Aug 17, 2021	38.20	38.78	37.82	38.76
6465	NASDAQ	IONS	Mon, Aug 16, 2021	39.71	39.97	38.52	38.63
6464	NASDAQ	IONS	Fri, Aug 13, 2021	39.61	40.09	39.12	39.68
6463	NASDAQ	IONS	Thu, Aug 12, 2021	38.25	39.34	38.03	39.31
6462	NASDAQ	IONS	Wed, Aug 11, 2021	38.77	39.17	37.98	38.21
6461	NASDAQ	IONS	Tue, Aug 10, 2021	38.59	38.99	37.98	38.85
6460	NASDAQ	IONS	Mon, Aug 9, 2021	38.98	39.10	38.38	38.56
6459	NASDAQ	IONS	Fri, Aug 6, 2021	39.40	39.40	38.09	38.80
6458	NASDAQ	IONS	Thu, Aug 5, 2021	37.95	39.39	37.65	39.38
6457	NASDAQ	IONS	Wed, Aug 4, 2021	37.59	38.70	37.37	37.81
6456	NASDAQ	IONS	Tue, Aug 3, 2021	37.42	37.87	36.92	37.81
6455	NASDAQ	IONS	Mon, Aug 2, 2021	37.23	38.05	37.17	37.63
6454	NASDAQ	IONS	Fri, Jul 30, 2021	36.56	37.83	36.56	37.14
6453	NASDAQ	IONS	Thu, Jul 29, 2021	38.11	38.27	36.68	36.68
6452	NASDAQ	IONS	Wed, Jul 28, 2021	36.34	37.85	36.03	37.73
6451	NASDAQ	IONS	Tue, Jul 27, 2021	37.44	37.92	35.76	36.37
6450	NASDAQ	IONS	Mon, Jul 26, 2021	37.87	38.50	37.02	37.42
6449	NASDAQ	IONS	Fri, Jul 23, 2021	37.52	38.21	37.00	38.03
6448	NASDAQ	IONS	Thu, Jul 22, 2021	36.91	37.67	36.71	37.49
6447	NASDAQ	IONS	Wed, Jul 21, 2021	36.58	36.88	36.03	36.71
6446	NASDAQ	IONS	Tue, Jul 20, 2021	35.50	36.69	35.25	36.65
6445	NASDAQ	IONS	Mon, Jul 19, 2021	36.41	36.46	35.28	35.56
6444	NASDAQ	IONS	Fri, Jul 16, 2021	35.79	36.75	34.97	36.55
6443	NASDAQ	IONS	Thu, Jul 15, 2021	35.23	35.80	34.65	35.67
6442	NASDAQ	IONS	Wed, Jul 14, 2021	36.27	36.53	35.18	35.26
6441	NASDAQ	IONS	Tue, Jul 13, 2021	36.93	37.39	35.92	36.36
6440	NASDAQ	IONS	Mon, Jul 12, 2021	38.72	39.08	37.21	37.29
6439	NASDAQ	IONS	Fri, Jul 9, 2021	38.79	39.55	38.12	38.87
6438	NASDAQ	IONS	Thu, Jul 8, 2021	38.00	39.17	37.76	38.79
6437	NASDAQ	IONS	Wed, Jul 7, 2021	39.39	39.54	38.34	38.96
6436	NASDAQ	IONS	Tue, Jul 6, 2021	40.02	40.02	39.19	39.33
6435	NASDAQ	IONS	Fri, Jul 2, 2021	40.22	40.27	39.46	39.92
6434	NASDAQ	IONS	Thu, Jul 1, 2021	40.01	40.33	39.30	40.05
6433	NASDAQ	IONS	Wed, Jun 30, 2021	39.75	40.11	39.08	39.89
6432	NASDAQ	IONS	Tue, Jun 29, 2021	39.17	39.99	38.94	39.55
6431	NASDAQ	IONS	Mon, Jun 28, 2021	39.60	40.30	38.66	38.97
6430	NASDAQ	IONS	Fri, Jun 25, 2021	38.42	38.99	37.77	38.93
6429	NASDAQ	IONS	Thu, Jun 24, 2021	38.11	38.94	38.05	38.44
6428	NASDAQ	IONS	Wed, Jun 23, 2021	38.08	38.08	37.18	37.78
6427	NASDAQ	IONS	Tue, Jun 22, 2021	36.91	37.70	36.43	37.69
6426	NASDAQ	IONS	Mon, Jun 21, 2021	37.77	37.85	36.54	36.91
6425	NASDAQ	IONS	Fri, Jun 18, 2021	37.20	37.94	36.56	37.79
6424	NASDAQ	IONS	Thu, Jun 17, 2021	36.52	37.92	36.52	37.48
6423	NASDAQ	IONS	Wed, Jun 16, 2021	36.88	37.57	36.32	37.13
6422	NASDAQ	IONS	Tue, Jun 15, 2021	37.44	37.89	36.35	36.68
6421	NASDAQ	IONS	Mon, Jun 14, 2021	38.31	38.63	37.51	37.79
6420	NASDAQ	IONS	Fri, Jun 11, 2021	38.28	38.48	37.44	37.93
6419	NASDAQ	IONS	Thu, Jun 10, 2021	36.87	38.36	36.69	38.21
6418	NASDAQ	IONS	Wed, Jun 9, 2021	37.18	37.50	36.21	36.92
6417	NASDAQ	IONS	Tue, Jun 8, 2021	36.30	37.05	35.33	36.89
6416	NASDAQ	IONS	Mon, Jun 7, 2021	34.71	36.25	34.43	35.87
6415	NASDAQ	IONS	Fri, Jun 4, 2021	35.00	35.19	34.54	34.54
6414	NASDAQ	IONS	Thu, Jun 3, 2021	35.54	35.96	34.52	34.72
6413	NASDAQ	IONS	Wed, Jun 2, 2021	36.74	36.99	35.52	35.68
6412	NASDAQ	IONS	Tue, Jun 1, 2021	37.29	37.53	36.43	36.74
6411	NASDAQ	IONS	Fri, May 28, 2021	37.13	37.94	36.97	37.25
6410	NASDAQ	IONS	Thu, May 27, 2021	35.26	36.99	34.63	36.85
6409	NASDAQ	IONS	Wed, May 26, 2021	35.83	35.83	34.85	35.52
6408	NASDAQ	IONS	Tue, May 25, 2021	36.12	36.12	35.07	35.28
6407	NASDAQ	IONS	Mon, May 24, 2021	36.34	36.34	35.15	35.43
6406	NASDAQ	IONS	Fri, May 21, 2021	36.72	37.14	36.18	36.21
6405	NASDAQ	IONS	Thu, May 20, 2021	35.41	37.29	35.36	36.56
6404	NASDAQ	IONS	Wed, May 19, 2021	36.51	36.75	35.09	35.36
6403	NASDAQ	IONS	Tue, May 18, 2021	37.33	38.43	36.63	36.87
6402	NASDAQ	IONS	Mon, May 17, 2021	38.23	38.66	37.07	37.32
6401	NASDAQ	IONS	Fri, May 14, 2021	37.75	38.41	37.26	38.24
6400	NASDAQ	IONS	Thu, May 13, 2021	37.62	37.80	36.55	37.37
6399	NASDAQ	IONS	Wed, May 12, 2021	36.64	37.60	36.26	37.31
6398	NASDAQ	IONS	Tue, May 11, 2021	35.32	37.20	35.10	36.69
6397	NASDAQ	IONS	Mon, May 10, 2021	36.32	36.47	35.32	36.24
6396	NASDAQ	IONS	Fri, May 7, 2021	37.83	39.34	36.37	36.54
6395	NASDAQ	IONS	Thu, May 6, 2021	39.36	39.58	36.03	37.33
6394	NASDAQ	IONS	Wed, May 5, 2021	42.06	43.59	38.88	39.89
6393	NASDAQ	IONS	Tue, May 4, 2021	43.00	43.40	41.65	41.98
6392	NASDAQ	IONS	Mon, May 3, 2021	43.00	43.27	42.76	42.99
6391	NASDAQ	IONS	Fri, Apr 30, 2021	43.32	43.90	42.68	42.82
6390	NASDAQ	IONS	Thu, Apr 29, 2021	43.64	43.94	42.73	43.32
6389	NASDAQ	IONS	Wed, Apr 28, 2021	43.26	44.10	42.78	43.56
6388	NASDAQ	IONS	Tue, Apr 27, 2021	43.72	43.96	42.94	43.34
6387	NASDAQ	IONS	Mon, Apr 26, 2021	43.14	43.67	42.26	43.63
6386	NASDAQ	IONS	Fri, Apr 23, 2021	42.61	43.53	42.34	42.69
6385	NASDAQ	IONS	Thu, Apr 22, 2021	41.90	43.04	41.60	42.46
6384	NASDAQ	IONS	Wed, Apr 21, 2021	40.89	41.79	40.24	41.49
6383	NASDAQ	IONS	Tue, Apr 20, 2021	40.05	41.24	39.79	41.16
6382	NASDAQ	IONS	Mon, Apr 19, 2021	40.76	40.92	39.17	39.94
6381	NASDAQ	IONS	Fri, Apr 16, 2021	41.04	41.31	40.20	40.78
6380	NASDAQ	IONS	Thu, Apr 15, 2021	41.95	42.49	40.97	41.03
6379	NASDAQ	IONS	Wed, Apr 14, 2021	41.08	42.55	41.08	41.83
6378	NASDAQ	IONS	Tue, Apr 13, 2021	40.69	41.32	40.36	41.09
6377	NASDAQ	IONS	Mon, Apr 12, 2021	42.02	42.10	40.76	40.87
6376	NASDAQ	IONS	Fri, Apr 9, 2021	42.50	42.98	41.49	42.36
6375	NASDAQ	IONS	Thu, Apr 8, 2021	43.55	43.71	42.50	42.69
6374	NASDAQ	IONS	Wed, Apr 7, 2021	44.37	46.15	43.50	43.65
6373	NASDAQ	IONS	Tue, Apr 6, 2021	46.90	47.87	46.71	47.25
6372	NASDAQ	IONS	Mon, Apr 5, 2021	45.32	46.96	45.16	46.84
6371	NASDAQ	IONS	Thu, Apr 1, 2021	45.20	46.46	44.71	45.05
6370	NASDAQ	IONS	Wed, Mar 31, 2021	44.91	45.38	44.52	44.96
6369	NASDAQ	IONS	Tue, Mar 30, 2021	44.29	46.00	43.50	44.71
6368	NASDAQ	IONS	Mon, Mar 29, 2021	45.51	47.00	44.79	44.96
6367	NASDAQ	IONS	Fri, Mar 26, 2021	42.77	43.07	41.70	42.95
6366	NASDAQ	IONS	Thu, Mar 25, 2021	42.63	43.12	41.42	42.51
6365	NASDAQ	IONS	Wed, Mar 24, 2021	44.01	45.11	43.15	43.28
6364	NASDAQ	IONS	Tue, Mar 23, 2021	45.10	47.24	42.91	43.59
6363	NASDAQ	IONS	Mon, Mar 22, 2021	54.60	55.96	54.50	55.64
6362	NASDAQ	IONS	Fri, Mar 19, 2021	52.77	54.77	52.77	54.21
6361	NASDAQ	IONS	Thu, Mar 18, 2021	53.00	54.24	52.48	52.80
6360	NASDAQ	IONS	Wed, Mar 17, 2021	53.64	54.15	53.10	53.35
6359	NASDAQ	IONS	Tue, Mar 16, 2021	55.04	55.39	53.59	54.30
6358	NASDAQ	IONS	Mon, Mar 15, 2021	53.37	54.82	53.05	54.62
6357	NASDAQ	IONS	Fri, Mar 12, 2021	53.45	53.93	52.16	52.99
6356	NASDAQ	IONS	Thu, Mar 11, 2021	52.52	53.53	51.91	53.40
6355	NASDAQ	IONS	Wed, Mar 10, 2021	52.53	53.07	51.13	51.78
6354	NASDAQ	IONS	Tue, Mar 9, 2021	52.62	53.50	51.89	52.22
6353	NASDAQ	IONS	Mon, Mar 8, 2021	52.78	54.00	51.12	51.19
6352	NASDAQ	IONS	Fri, Mar 5, 2021	51.66	52.80	49.68	52.78
6351	NASDAQ	IONS	Thu, Mar 4, 2021	52.55	52.92	50.38	51.27
6350	NASDAQ	IONS	Wed, Mar 3, 2021	55.08	55.44	52.81	52.82
6349	NASDAQ	IONS	Tue, Mar 2, 2021	53.67	56.01	53.00	55.30
6348	NASDAQ	IONS	Mon, Mar 1, 2021	53.46	54.97	53.00	54.05
6347	NASDAQ	IONS	Fri, Feb 26, 2021	53.49	53.84	51.64	52.40
6346	NASDAQ	IONS	Thu, Feb 25, 2021	55.43	56.02	52.94	53.41
6345	NASDAQ	IONS	Wed, Feb 24, 2021	56.54	57.44	55.22	56.21
6344	NASDAQ	IONS	Tue, Feb 23, 2021	55.16	56.21	53.45	56.05
6343	NASDAQ	IONS	Mon, Feb 22, 2021	56.81	58.22	55.81	55.94
6342	NASDAQ	IONS	Fri, Feb 19, 2021	57.90	58.46	57.46	57.69
6341	NASDAQ	IONS	Thu, Feb 18, 2021	57.72	58.30	56.10	57.53
6340	NASDAQ	IONS	Wed, Feb 17, 2021	55.88	58.43	55.13	58.30
6339	NASDAQ	IONS	Tue, Feb 16, 2021	58.17	58.23	55.71	56.20
6338	NASDAQ	IONS	Fri, Feb 12, 2021	58.86	60.15	56.64	57.06
6337	NASDAQ	IONS	Thu, Feb 11, 2021	58.27	58.59	57.24	57.95
6336	NASDAQ	IONS	Wed, Feb 10, 2021	59.32	60.20	57.89	58.09
6335	NASDAQ	IONS	Tue, Feb 9, 2021	59.63	60.72	59.16	59.33
6334	NASDAQ	IONS	Mon, Feb 8, 2021	60.59	60.99	59.00	59.73
6333	NASDAQ	IONS	Fri, Feb 5, 2021	59.54	60.66	58.58	60.19
6332	NASDAQ	IONS	Thu, Feb 4, 2021	62.05	62.10	59.12	59.41
6331	NASDAQ	IONS	Wed, Feb 3, 2021	61.57	62.65	61.03	61.24
6330	NASDAQ	IONS	Tue, Feb 2, 2021	59.85	61.65	59.43	61.22
6329	NASDAQ	IONS	Mon, Feb 1, 2021	61.00	61.14	58.05	58.97
6328	NASDAQ	IONS	Fri, Jan 29, 2021	60.34	62.20	59.27	60.07
6327	NASDAQ	IONS	Thu, Jan 28, 2021	60.29	61.54	59.83	60.69
6326	NASDAQ	IONS	Wed, Jan 27, 2021	61.93	62.00	59.09	59.19
6325	NASDAQ	IONS	Tue, Jan 26, 2021	63.95	64.37	62.37	62.52
6324	NASDAQ	IONS	Mon, Jan 25, 2021	62.34	63.79	61.90	63.78
6323	NASDAQ	IONS	Fri, Jan 22, 2021	61.45	62.04	60.75	61.75
6322	NASDAQ	IONS	Thu, Jan 21, 2021	63.00	63.00	60.14	61.27
6321	NASDAQ	IONS	Wed, Jan 20, 2021	61.08	62.90	60.83	62.54
6320	NASDAQ	IONS	Tue, Jan 19, 2021	61.92	62.48	60.78	61.03
6319	NASDAQ	IONS	Fri, Jan 15, 2021	61.33	63.19	60.71	61.28
6318	NASDAQ	IONS	Thu, Jan 14, 2021	59.74	61.81	58.86	61.35
6317	NASDAQ	IONS	Wed, Jan 13, 2021	59.16	59.98	57.96	59.65
6316	NASDAQ	IONS	Tue, Jan 12, 2021	62.09	62.31	58.92	59.15
6315	NASDAQ	IONS	Mon, Jan 11, 2021	60.32	62.30	59.57	62.10
6314	NASDAQ	IONS	Fri, Jan 8, 2021	59.03	61.20	58.13	61.04
6313	NASDAQ	IONS	Thu, Jan 7, 2021	56.67	59.29	56.19	59.14
6312	NASDAQ	IONS	Wed, Jan 6, 2021	55.65	56.98	55.37	56.19
6311	NASDAQ	IONS	Tue, Jan 5, 2021	56.89	56.98	55.45	55.93
6310	NASDAQ	IONS	Mon, Jan 4, 2021	56.87	57.03	55.57	56.78
6309	NASDAQ	IONS	Thu, Dec 31, 2020	56.94	57.05	55.80	56.54
6308	NASDAQ	IONS	Wed, Dec 30, 2020	57.06	58.50	56.70	57.20
6307	NASDAQ	IONS	Tue, Dec 29, 2020	58.89	58.99	56.01	57.03
6306	NASDAQ	IONS	Mon, Dec 28, 2020	59.91	60.95	58.70	58.93
6305	NASDAQ	IONS	Thu, Dec 24, 2020	60.18	60.85	59.47	59.68
6304	NASDAQ	IONS	Wed, Dec 23, 2020	58.48	60.54	58.00	60.27
6303	NASDAQ	IONS	Tue, Dec 22, 2020	55.77	58.84	55.39	58.59
6302	NASDAQ	IONS	Mon, Dec 21, 2020	53.68	55.67	53.35	55.34
6301	NASDAQ	IONS	Fri, Dec 18, 2020	51.50	54.57	51.46	54.33
6300	NASDAQ	IONS	Thu, Dec 17, 2020	49.87	51.33	49.01	51.19
6299	NASDAQ	IONS	Wed, Dec 16, 2020	51.34	51.97	49.57	49.79
6298	NASDAQ	IONS	Tue, Dec 15, 2020	48.47	51.50	48.47	51.49
6297	NASDAQ	IONS	Mon, Dec 14, 2020	46.52	48.32	46.52	47.83
6296	NASDAQ	IONS	Fri, Dec 11, 2020	46.29	46.69	45.25	45.81
6295	NASDAQ	IONS	Thu, Dec 10, 2020	46.58	46.92	45.70	46.38
6294	NASDAQ	IONS	Wed, Dec 9, 2020	48.92	49.12	46.42	46.65
6293	NASDAQ	IONS	Tue, Dec 8, 2020	50.30	50.91	48.65	48.98
6292	NASDAQ	IONS	Mon, Dec 7, 2020	51.25	51.99	49.94	50.31
6291	NASDAQ	IONS	Fri, Dec 4, 2020	51.23	51.37	50.75	51.22
6290	NASDAQ	IONS	Thu, Dec 3, 2020	51.00	51.41	50.56	50.97
6289	NASDAQ	IONS	Wed, Dec 2, 2020	51.47	51.84	50.69	51.31
6288	NASDAQ	IONS	Tue, Dec 1, 2020	50.55	51.41	50.10	51.12
6287	NASDAQ	IONS	Mon, Nov 30, 2020	51.40	51.59	49.83	50.53
6286	NASDAQ	IONS	Fri, Nov 27, 2020	50.01	51.19	50.01	51.13
6285	NASDAQ	IONS	Wed, Nov 25, 2020	50.00	50.32	49.66	50.24
6284	NASDAQ	IONS	Tue, Nov 24, 2020	50.51	51.33	49.94	50.04
6283	NASDAQ	IONS	Mon, Nov 23, 2020	49.56	50.35	49.13	50.27
6282	NASDAQ	IONS	Fri, Nov 20, 2020	50.23	50.23	49.06	49.14
6281	NASDAQ	IONS	Thu, Nov 19, 2020	50.46	51.14	50.02	50.45
6280	NASDAQ	IONS	Wed, Nov 18, 2020	52.63	52.66	50.63	50.68
6279	NASDAQ	IONS	Tue, Nov 17, 2020	52.08	52.63	51.47	52.51
6278	NASDAQ	IONS	Mon, Nov 16, 2020	51.90	52.35	51.39	52.15
6277	NASDAQ	IONS	Fri, Nov 13, 2020	49.45	51.92	49.31	51.57
6276	NASDAQ	IONS	Thu, Nov 12, 2020	49.04	49.88	48.81	49.25
6275	NASDAQ	IONS	Wed, Nov 11, 2020	50.34	50.34	49.03	49.21
6274	NASDAQ	IONS	Tue, Nov 10, 2020	50.26	50.84	49.31	50.18
6273	NASDAQ	IONS	Mon, Nov 9, 2020	49.87	50.93	49.26	50.10
6272	NASDAQ	IONS	Fri, Nov 6, 2020	48.80	49.00	47.54	48.63
6271	NASDAQ	IONS	Thu, Nov 5, 2020	47.71	49.71	47.56	48.72
6270	NASDAQ	IONS	Wed, Nov 4, 2020	46.80	48.99	46.28	47.61
6269	NASDAQ	IONS	Tue, Nov 3, 2020	46.91	47.68	46.45	47.00
6268	NASDAQ	IONS	Mon, Nov 2, 2020	47.51	47.63	45.87	46.77
6267	NASDAQ	IONS	Fri, Oct 30, 2020	46.18	47.00	45.48	46.95
6266	NASDAQ	IONS	Thu, Oct 29, 2020	45.60	47.09	45.54	46.85
6265	NASDAQ	IONS	Wed, Oct 28, 2020	46.40	46.64	45.59	45.82
6264	NASDAQ	IONS	Tue, Oct 27, 2020	46.76	47.41	46.56	46.98
6263	NASDAQ	IONS	Mon, Oct 26, 2020	47.05	47.26	46.39	47.01
6262	NASDAQ	IONS	Fri, Oct 23, 2020	47.19	47.56	46.67	47.34
6261	NASDAQ	IONS	Thu, Oct 22, 2020	46.44	47.31	46.29	47.19
6260	NASDAQ	IONS	Wed, Oct 21, 2020	47.53	47.79	46.15	46.36
6259	NASDAQ	IONS	Tue, Oct 20, 2020	47.32	47.90	46.90	47.40
6258	NASDAQ	IONS	Mon, Oct 19, 2020	47.46	47.87	46.18	47.20
6257	NASDAQ	IONS	Fri, Oct 16, 2020	48.22	48.95	47.12	47.13
6256	NASDAQ	IONS	Thu, Oct 15, 2020	47.72	49.59	46.91	48.29
6255	NASDAQ	IONS	Wed, Oct 14, 2020	48.50	48.92	47.67	47.71
6254	NASDAQ	IONS	Tue, Oct 13, 2020	47.50	48.33	47.23	47.97
6253	NASDAQ	IONS	Mon, Oct 12, 2020	46.43	46.66	45.60	46.48
6252	NASDAQ	IONS	Fri, Oct 9, 2020	47.00	47.08	45.87	45.94
6251	NASDAQ	IONS	Thu, Oct 8, 2020	46.75	47.25	46.50	46.86
6250	NASDAQ	IONS	Wed, Oct 7, 2020	45.50	46.63	45.47	46.42
6249	NASDAQ	IONS	Tue, Oct 6, 2020	47.89	48.05	45.09	45.30
6248	NASDAQ	IONS	Mon, Oct 5, 2020	46.06	47.95	46.04	47.58
6247	NASDAQ	IONS	Fri, Oct 2, 2020	47.22	47.49	45.12	45.65
6246	NASDAQ	IONS	Thu, Oct 1, 2020	47.69	48.60	47.32	47.76
6245	NASDAQ	IONS	Wed, Sep 30, 2020	48.60	49.00	47.19	47.45
6244	NASDAQ	IONS	Tue, Sep 29, 2020	48.84	49.20	47.86	48.48
6243	NASDAQ	IONS	Mon, Sep 28, 2020	49.32	49.92	48.84	49.03
6242	NASDAQ	IONS	Fri, Sep 25, 2020	48.65	49.07	47.52	48.70
6241	NASDAQ	IONS	Thu, Sep 24, 2020	48.72	49.36	47.42	48.64
6240	NASDAQ	IONS	Wed, Sep 23, 2020	52.52	52.52	49.23	49.33
6239	NASDAQ	IONS	Tue, Sep 22, 2020	50.49	50.78	49.90	50.77
6238	NASDAQ	IONS	Mon, Sep 21, 2020	50.76	51.35	49.53	50.20
6237	NASDAQ	IONS	Fri, Sep 18, 2020	51.39	51.66	50.11	51.39
6236	NASDAQ	IONS	Thu, Sep 17, 2020	51.65	52.08	51.10	51.29
6235	NASDAQ	IONS	Wed, Sep 16, 2020	53.06	53.20	51.64	51.77
6234	NASDAQ	IONS	Tue, Sep 15, 2020	54.05	54.07	52.88	52.93
6233	NASDAQ	IONS	Mon, Sep 14, 2020	52.61	54.06	52.51	53.74
6232	NASDAQ	IONS	Fri, Sep 11, 2020	51.71	52.30	50.81	51.97
6231	NASDAQ	IONS	Thu, Sep 10, 2020	53.09	53.24	51.51	51.52
6230	NASDAQ	IONS	Wed, Sep 9, 2020	52.91	54.19	52.84	53.15
6229	NASDAQ	IONS	Tue, Sep 8, 2020	54.92	54.92	52.37	52.72
6228	NASDAQ	IONS	Fri, Sep 4, 2020	55.46	56.20	54.76	55.61
6227	NASDAQ	IONS	Thu, Sep 3, 2020	54.63	55.89	54.50	55.27
6226	NASDAQ	IONS	Wed, Sep 2, 2020	53.93	55.43	53.72	55.06
6225	NASDAQ	IONS	Tue, Sep 1, 2020	54.64	54.93	53.51	54.27
6224	NASDAQ	IONS	Mon, Aug 31, 2020	53.91	54.91	53.18	54.50
6223	NASDAQ	IONS	Fri, Aug 28, 2020	52.53	52.82	51.89	52.79
6222	NASDAQ	IONS	Thu, Aug 27, 2020	52.29	53.38	51.83	52.61
6221	NASDAQ	IONS	Wed, Aug 26, 2020	53.00	53.41	52.26	52.31
6220	NASDAQ	IONS	Tue, Aug 25, 2020	52.32	52.95	51.85	52.90
6219	NASDAQ	IONS	Mon, Aug 24, 2020	52.90	52.90	52.06	52.13
6218	NASDAQ	IONS	Fri, Aug 21, 2020	53.00	53.01	52.28	52.67
6217	NASDAQ	IONS	Thu, Aug 20, 2020	52.65	53.41	52.31	53.05
6216	NASDAQ	IONS	Wed, Aug 19, 2020	53.46	53.54	52.21	52.28
6215	NASDAQ	IONS	Tue, Aug 18, 2020	53.83	54.21	53.21	53.65
6214	NASDAQ	IONS	Mon, Aug 17, 2020	53.03	54.50	52.99	53.99
6213	NASDAQ	IONS	Fri, Aug 14, 2020	52.89	54.01	52.68	52.78
6212	NASDAQ	IONS	Thu, Aug 13, 2020	52.98	53.44	52.41	53.09
6211	NASDAQ	IONS	Wed, Aug 12, 2020	53.64	53.90	52.75	52.98
6210	NASDAQ	IONS	Tue, Aug 11, 2020	53.62	53.85	51.58	53.42
6209	NASDAQ	IONS	Mon, Aug 10, 2020	56.40	56.76	53.90	54.10
6208	NASDAQ	IONS	Fri, Aug 7, 2020	56.45	56.76	55.22	56.21
6207	NASDAQ	IONS	Thu, Aug 6, 2020	56.69	57.77	56.13	56.51
6206	NASDAQ	IONS	Wed, Aug 5, 2020	59.85	59.85	55.28	57.48
6205	NASDAQ	IONS	Tue, Aug 4, 2020	58.67	59.80	58.04	59.24
6204	NASDAQ	IONS	Mon, Aug 3, 2020	57.75	59.46	57.61	59.19
6203	NASDAQ	IONS	Fri, Jul 31, 2020	59.36	59.46	57.26	57.56
6202	NASDAQ	IONS	Thu, Jul 30, 2020	58.32	59.78	58.28	59.02
6201	NASDAQ	IONS	Wed, Jul 29, 2020	59.50	59.82	58.40	58.78
6200	NASDAQ	IONS	Tue, Jul 28, 2020	60.29	60.55	59.40	59.41
6199	NASDAQ	IONS	Mon, Jul 27, 2020	59.23	60.57	59.15	60.29
6198	NASDAQ	IONS	Fri, Jul 24, 2020	59.28	59.70	58.08	58.95
6197	NASDAQ	IONS	Thu, Jul 23, 2020	60.77	61.07	59.41	59.70
6196	NASDAQ	IONS	Wed, Jul 22, 2020	60.99	61.39	60.31	60.67
6195	NASDAQ	IONS	Tue, Jul 21, 2020	62.00	62.17	60.96	61.05
6194	NASDAQ	IONS	Mon, Jul 20, 2020	62.36	62.68	61.56	62.07
6193	NASDAQ	IONS	Fri, Jul 17, 2020	62.60	62.94	61.76	62.15
6192	NASDAQ	IONS	Thu, Jul 16, 2020	62.49	62.63	61.64	62.19
6191	NASDAQ	IONS	Wed, Jul 15, 2020	62.50	63.43	61.92	62.95
6190	NASDAQ	IONS	Tue, Jul 14, 2020	61.04	61.83	59.51	61.50
6189	NASDAQ	IONS	Mon, Jul 13, 2020	62.20	63.49	60.80	61.04
6188	NASDAQ	IONS	Fri, Jul 10, 2020	60.61	62.16	60.37	62.09
6187	NASDAQ	IONS	Thu, Jul 9, 2020	60.80	61.02	59.66	60.44
6186	NASDAQ	IONS	Wed, Jul 8, 2020	61.00	61.61	60.01	60.91
6185	NASDAQ	IONS	Tue, Jul 7, 2020	60.71	61.90	60.32	61.39
6184	NASDAQ	IONS	Mon, Jul 6, 2020	61.27	61.66	60.00	60.78
6183	NASDAQ	IONS	Thu, Jul 2, 2020	61.00	61.75	60.23	60.79
6182	NASDAQ	IONS	Wed, Jul 1, 2020	58.87	60.55	58.58	60.20
6181	NASDAQ	IONS	Tue, Jun 30, 2020	59.06	59.58	58.19	58.96
6180	NASDAQ	IONS	Mon, Jun 29, 2020	60.50	60.73	58.82	59.40
6179	NASDAQ	IONS	Fri, Jun 26, 2020	60.70	61.24	59.51	60.09
6178	NASDAQ	IONS	Thu, Jun 25, 2020	59.20	61.06	58.66	61.05
6177	NASDAQ	IONS	Wed, Jun 24, 2020	57.88	59.65	57.72	59.10
6176	NASDAQ	IONS	Tue, Jun 23, 2020	58.76	59.28	57.59	57.82
6175	NASDAQ	IONS	Mon, Jun 22, 2020	58.92	59.73	57.61	59.34
6174	NASDAQ	IONS	Fri, Jun 19, 2020	58.59	59.00	57.16	58.95
6173	NASDAQ	IONS	Thu, Jun 18, 2020	57.56	58.42	57.33	58.20
6172	NASDAQ	IONS	Wed, Jun 17, 2020	56.99	58.57	56.75	57.65
6171	NASDAQ	IONS	Tue, Jun 16, 2020	58.31	58.65	56.21	57.00
6170	NASDAQ	IONS	Mon, Jun 15, 2020	57.45	58.39	56.82	57.21
6169	NASDAQ	IONS	Fri, Jun 12, 2020	57.61	58.50	56.63	58.37
6168	NASDAQ	IONS	Thu, Jun 11, 2020	57.59	58.23	56.35	56.51
6167	NASDAQ	IONS	Wed, Jun 10, 2020	58.89	59.94	58.49	58.57
6166	NASDAQ	IONS	Tue, Jun 9, 2020	58.26	58.87	58.03	58.48
6165	NASDAQ	IONS	Mon, Jun 8, 2020	57.91	58.92	57.54	58.83
6164	NASDAQ	IONS	Fri, Jun 5, 2020	56.53	58.21	56.01	57.56
6163	NASDAQ	IONS	Thu, Jun 4, 2020	56.44	57.16	55.51	55.86
6162	NASDAQ	IONS	Wed, Jun 3, 2020	57.99	58.09	56.70	56.82
6161	NASDAQ	IONS	Tue, Jun 2, 2020	57.00	57.89	56.54	57.67
6160	NASDAQ	IONS	Mon, Jun 1, 2020	55.85	57.09	55.27	56.84
6159	NASDAQ	IONS	Fri, May 29, 2020	56.29	57.04	54.92	56.21
6158	NASDAQ	IONS	Thu, May 28, 2020	56.57	57.55	56.30	56.44
6157	NASDAQ	IONS	Wed, May 27, 2020	56.05	56.15	54.37	56.12
6156	NASDAQ	IONS	Tue, May 26, 2020	55.32	57.08	54.83	56.04
6155	NASDAQ	IONS	Fri, May 22, 2020	54.01	54.56	53.74	54.47
6154	NASDAQ	IONS	Thu, May 21, 2020	54.32	54.35	53.34	54.30
6153	NASDAQ	IONS	Wed, May 20, 2020	53.82	54.90	52.78	54.22
6152	NASDAQ	IONS	Tue, May 19, 2020	55.11	55.95	53.50	53.50
6151	NASDAQ	IONS	Mon, May 18, 2020	54.54	55.25	53.90	55.02
6150	NASDAQ	IONS	Fri, May 15, 2020	52.15	53.15	51.56	53.07
6149	NASDAQ	IONS	Thu, May 14, 2020	53.96	53.96	51.26	52.33
6148	NASDAQ	IONS	Wed, May 13, 2020	56.95	57.01	53.96	54.43
6147	NASDAQ	IONS	Tue, May 12, 2020	56.37	57.42	55.61	55.90
6146	NASDAQ	IONS	Mon, May 11, 2020	54.25	56.83	54.10	56.18
6145	NASDAQ	IONS	Fri, May 8, 2020	53.74	54.97	52.49	54.40
6144	NASDAQ	IONS	Thu, May 7, 2020	56.68	57.43	53.10	53.26
6143	NASDAQ	IONS	Wed, May 6, 2020	55.86	58.48	55.50	56.51
6142	NASDAQ	IONS	Tue, May 5, 2020	58.08	58.41	57.17	57.73
6141	NASDAQ	IONS	Mon, May 4, 2020	55.26	57.66	54.61	57.65
6140	NASDAQ	IONS	Fri, May 1, 2020	54.68	55.51	53.80	55.32
6139	NASDAQ	IONS	Thu, Apr 30, 2020	56.55	57.42	55.30	55.53
6138	NASDAQ	IONS	Wed, Apr 29, 2020	58.00	58.21	56.55	56.85
6137	NASDAQ	IONS	Tue, Apr 28, 2020	58.94	59.44	57.11	57.20
6136	NASDAQ	IONS	Mon, Apr 27, 2020	58.95	59.60	57.94	58.38
6135	NASDAQ	IONS	Fri, Apr 24, 2020	57.60	58.64	55.80	58.15
6134	NASDAQ	IONS	Thu, Apr 23, 2020	55.15	57.75	55.01	56.96
6133	NASDAQ	IONS	Wed, Apr 22, 2020	54.06	54.86	53.06	54.67
6132	NASDAQ	IONS	Tue, Apr 21, 2020	55.30	55.58	52.62	53.38
6131	NASDAQ	IONS	Mon, Apr 20, 2020	54.93	57.16	54.74	55.54
6130	NASDAQ	IONS	Fri, Apr 17, 2020	53.90	55.27	53.50	55.07
6129	NASDAQ	IONS	Thu, Apr 16, 2020	51.32	53.52	51.11	53.28
6128	NASDAQ	IONS	Wed, Apr 15, 2020	52.00	52.35	50.60	50.81
6127	NASDAQ	IONS	Tue, Apr 14, 2020	51.98	52.99	51.50	52.77
6126	NASDAQ	IONS	Mon, Apr 13, 2020	53.01	53.29	50.54	51.25
6125	NASDAQ	IONS	Thu, Apr 9, 2020	52.06	53.39	52.06	53.00
6124	NASDAQ	IONS	Wed, Apr 8, 2020	50.47	52.96	49.78	52.50
6123	NASDAQ	IONS	Tue, Apr 7, 2020	52.79	53.19	49.88	50.07
6122	NASDAQ	IONS	Mon, Apr 6, 2020	49.28	51.74	48.16	51.46
6121	NASDAQ	IONS	Fri, Apr 3, 2020	48.15	49.64	47.95	48.51
6120	NASDAQ	IONS	Thu, Apr 2, 2020	45.93	49.18	45.93	49.01
6119	NASDAQ	IONS	Wed, Apr 1, 2020	45.56	49.11	45.12	46.85
6118	NASDAQ	IONS	Tue, Mar 31, 2020	48.00	48.64	46.88	47.28
6117	NASDAQ	IONS	Mon, Mar 30, 2020	49.65	50.66	47.78	48.21
6116	NASDAQ	IONS	Fri, Mar 27, 2020	48.32	50.65	48.21	49.41
6115	NASDAQ	IONS	Thu, Mar 26, 2020	45.73	49.78	45.73	49.75
6114	NASDAQ	IONS	Wed, Mar 25, 2020	45.19	48.26	43.87	46.75
6113	NASDAQ	IONS	Tue, Mar 24, 2020	42.53	45.39	42.36	44.83
6112	NASDAQ	IONS	Mon, Mar 23, 2020	43.65	43.98	39.32	41.60
6111	NASDAQ	IONS	Fri, Mar 20, 2020	45.62	46.82	42.72	43.58
6110	NASDAQ	IONS	Thu, Mar 19, 2020	43.33	46.85	42.46	46.07
6109	NASDAQ	IONS	Wed, Mar 18, 2020	41.73	45.56	41.20	43.46
6108	NASDAQ	IONS	Tue, Mar 17, 2020	44.34	45.71	41.63	44.50
6107	NASDAQ	IONS	Mon, Mar 16, 2020	41.82	47.11	41.55	43.25
6106	NASDAQ	IONS	Fri, Mar 13, 2020	46.70	48.67	42.61	48.41
6105	NASDAQ	IONS	Thu, Mar 12, 2020	45.06	47.38	44.30	44.33
6104	NASDAQ	IONS	Wed, Mar 11, 2020	51.54	51.97	48.26	49.14
6103	NASDAQ	IONS	Tue, Mar 10, 2020	52.81	52.98	49.02	52.82
6102	NASDAQ	IONS	Mon, Mar 9, 2020	50.17	53.32	49.52	51.33
6101	NASDAQ	IONS	Fri, Mar 6, 2020	51.08	54.04	51.00	53.88
6100	NASDAQ	IONS	Thu, Mar 5, 2020	53.73	54.80	50.08	52.92
6099	NASDAQ	IONS	Wed, Mar 4, 2020	52.48	54.61	50.87	54.59
6098	NASDAQ	IONS	Tue, Mar 3, 2020	52.31	53.35	50.02	50.72
6097	NASDAQ	IONS	Mon, Mar 2, 2020	51.00	52.85	50.02	52.30
6096	NASDAQ	IONS	Fri, Feb 28, 2020	51.36	52.82	49.73	50.78
6095	NASDAQ	IONS	Thu, Feb 27, 2020	55.47	55.88	53.27	53.29
6094	NASDAQ	IONS	Wed, Feb 26, 2020	56.97	58.49	55.34	56.02
6093	NASDAQ	IONS	Tue, Feb 25, 2020	57.39	58.13	55.10	55.30
6092	NASDAQ	IONS	Mon, Feb 24, 2020	59.37	59.43	56.56	57.10
6091	NASDAQ	IONS	Fri, Feb 21, 2020	61.10	61.42	60.26	60.49
6090	NASDAQ	IONS	Thu, Feb 20, 2020	61.78	61.97	60.52	61.29
6089	NASDAQ	IONS	Wed, Feb 19, 2020	61.72	61.85	60.88	61.73
6088	NASDAQ	IONS	Tue, Feb 18, 2020	60.28	61.82	60.12	61.57
6087	NASDAQ	IONS	Fri, Feb 14, 2020	60.24	60.33	59.42	60.13
6086	NASDAQ	IONS	Thu, Feb 13, 2020	60.31	61.20	59.97	60.06
6085	NASDAQ	IONS	Wed, Feb 12, 2020	60.23	60.75	59.67	60.51
6084	NASDAQ	IONS	Tue, Feb 11, 2020	60.01	60.50	59.20	60.31
6083	NASDAQ	IONS	Mon, Feb 10, 2020	60.57	60.57	59.18	59.98
6082	NASDAQ	IONS	Fri, Feb 7, 2020	61.10	61.10	60.01	60.49
6081	NASDAQ	IONS	Thu, Feb 6, 2020	62.55	62.90	59.81	61.28
6080	NASDAQ	IONS	Wed, Feb 5, 2020	59.50	59.91	58.66	58.98
6079	NASDAQ	IONS	Tue, Feb 4, 2020	59.16	59.97	58.82	58.99
6078	NASDAQ	IONS	Mon, Feb 3, 2020	58.70	58.86	58.03	58.44
6077	NASDAQ	IONS	Fri, Jan 31, 2020	59.38	59.76	57.96	58.32
6076	NASDAQ	IONS	Thu, Jan 30, 2020	60.17	60.51	58.86	59.55
6075	NASDAQ	IONS	Wed, Jan 29, 2020	59.99	61.23	59.59	60.69
6074	NASDAQ	IONS	Tue, Jan 28, 2020	59.54	60.43	59.54	59.91
6073	NASDAQ	IONS	Mon, Jan 27, 2020	58.82	59.79	58.25	59.09
6072	NASDAQ	IONS	Fri, Jan 24, 2020	60.53	61.00	59.13	59.42
6071	NASDAQ	IONS	Thu, Jan 23, 2020	61.25	61.36	60.34	60.40
6070	NASDAQ	IONS	Wed, Jan 22, 2020	61.59	62.98	61.03	61.23
6069	NASDAQ	IONS	Tue, Jan 21, 2020	59.94	60.52	58.69	60.02
6068	NASDAQ	IONS	Fri, Jan 17, 2020	61.71	61.78	59.93	60.13
6067	NASDAQ	IONS	Thu, Jan 16, 2020	62.58	62.58	60.80	61.46
6066	NASDAQ	IONS	Wed, Jan 15, 2020	63.41	64.26	61.95	62.06
6065	NASDAQ	IONS	Tue, Jan 14, 2020	62.46	63.92	62.03	63.40
6064	NASDAQ	IONS	Mon, Jan 13, 2020	62.60	63.01	61.66	62.78
6063	NASDAQ	IONS	Fri, Jan 10, 2020	63.45	64.32	62.56	62.68
6062	NASDAQ	IONS	Thu, Jan 9, 2020	62.78	64.34	62.68	63.27
6061	NASDAQ	IONS	Wed, Jan 8, 2020	60.95	62.65	60.95	62.44
6060	NASDAQ	IONS	Tue, Jan 7, 2020	60.51	61.62	60.15	61.19
6059	NASDAQ	IONS	Mon, Jan 6, 2020	59.87	60.64	59.25	60.51
6058	NASDAQ	IONS	Fri, Jan 3, 2020	59.98	61.16	59.78	60.44
6057	NASDAQ	IONS	Thu, Jan 2, 2020	60.89	61.02	60.00	60.89
6056	NASDAQ	IONS	Tue, Dec 31, 2019	59.91	60.51	59.85	60.41
6055	NASDAQ	IONS	Mon, Dec 30, 2019	60.61	61.00	59.90	60.28
6054	NASDAQ	IONS	Fri, Dec 27, 2019	61.50	61.60	60.64	60.78
6053	NASDAQ	IONS	Thu, Dec 26, 2019	61.97	61.97	61.23	61.47
6052	NASDAQ	IONS	Tue, Dec 24, 2019	61.98	62.26	61.03	61.87
6051	NASDAQ	IONS	Mon, Dec 23, 2019	61.81	62.38	61.17	62.11
6050	NASDAQ	IONS	Fri, Dec 20, 2019	61.52	62.00	61.00	61.64
6049	NASDAQ	IONS	Thu, Dec 19, 2019	61.89	62.20	60.89	61.58
6048	NASDAQ	IONS	Wed, Dec 18, 2019	63.73	63.82	61.14	62.01
6047	NASDAQ	IONS	Tue, Dec 17, 2019	65.20	65.57	63.09	63.93
6046	NASDAQ	IONS	Mon, Dec 16, 2019	63.78	66.22	63.33	65.27
6045	NASDAQ	IONS	Fri, Dec 13, 2019	62.81	65.25	62.39	63.05
6044	NASDAQ	IONS	Thu, Dec 12, 2019	61.57	62.69	61.00	62.22
6043	NASDAQ	IONS	Wed, Dec 11, 2019	62.67	63.54	61.58	61.69
6042	NASDAQ	IONS	Tue, Dec 10, 2019	62.52	63.59	62.52	62.91
6041	NASDAQ	IONS	Mon, Dec 9, 2019	64.61	65.03	63.24	63.24
6040	NASDAQ	IONS	Fri, Dec 6, 2019	64.82	65.67	64.42	64.61
6039	NASDAQ	IONS	Thu, Dec 5, 2019	64.91	64.94	64.10	64.53
6038	NASDAQ	IONS	Wed, Dec 4, 2019	64.30	65.35	63.81	65.00
6037	NASDAQ	IONS	Tue, Dec 3, 2019	63.33	64.40	63.20	64.18
6036	NASDAQ	IONS	Mon, Dec 2, 2019	64.00	65.38	63.44	63.89
6035	NASDAQ	IONS	Fri, Nov 29, 2019	64.05	64.96	63.60	63.96
6034	NASDAQ	IONS	Wed, Nov 27, 2019	62.96	64.47	62.75	64.36
6033	NASDAQ	IONS	Tue, Nov 26, 2019	63.31	64.25	62.87	63.10
6032	NASDAQ	IONS	Mon, Nov 25, 2019	62.25	63.45	61.76	63.14
6031	NASDAQ	IONS	Fri, Nov 22, 2019	60.16	61.55	59.72	61.43
6030	NASDAQ	IONS	Thu, Nov 21, 2019	59.68	60.72	59.36	60.38
6029	NASDAQ	IONS	Wed, Nov 20, 2019	57.96	60.41	57.95	59.69
6028	NASDAQ	IONS	Tue, Nov 19, 2019	57.80	58.98	57.40	58.09
6027	NASDAQ	IONS	Mon, Nov 18, 2019	58.75	59.50	56.92	57.78
6026	NASDAQ	IONS	Fri, Nov 15, 2019	58.19	58.98	57.83	58.61
6025	NASDAQ	IONS	Thu, Nov 14, 2019	57.37	58.16	56.89	57.79
6024	NASDAQ	IONS	Wed, Nov 13, 2019	57.25	58.44	56.75	57.63
6023	NASDAQ	IONS	Tue, Nov 12, 2019	56.29	57.10	55.78	56.98
6022	NASDAQ	IONS	Mon, Nov 11, 2019	56.88	57.20	55.25	56.65
6021	NASDAQ	IONS	Fri, Nov 8, 2019	55.53	57.53	55.01	57.06
6020	NASDAQ	IONS	Thu, Nov 7, 2019	54.36	55.73	54.36	55.35
6019	NASDAQ	IONS	Wed, Nov 6, 2019	56.05	57.64	54.85	55.60
6018	NASDAQ	IONS	Tue, Nov 5, 2019	54.93	55.11	54.20	54.39
6017	NASDAQ	IONS	Mon, Nov 4, 2019	55.69	55.81	54.29	54.75
6016	NASDAQ	IONS	Fri, Nov 1, 2019	55.90	56.81	55.04	55.34
6015	NASDAQ	IONS	Thu, Oct 31, 2019	56.35	57.15	55.32	55.72
6014	NASDAQ	IONS	Wed, Oct 30, 2019	56.69	57.40	56.03	56.72
6013	NASDAQ	IONS	Tue, Oct 29, 2019	55.41	56.31	54.32	54.73
6012	NASDAQ	IONS	Mon, Oct 28, 2019	53.98	55.78	53.98	55.46
6011	NASDAQ	IONS	Fri, Oct 25, 2019	53.99	54.83	53.65	53.89
6010	NASDAQ	IONS	Thu, Oct 24, 2019	54.49	54.75	53.34	53.85
6009	NASDAQ	IONS	Wed, Oct 23, 2019	54.89	55.25	53.89	54.49
6008	NASDAQ	IONS	Tue, Oct 22, 2019	56.22	57.83	54.68	54.73
6007	NASDAQ	IONS	Mon, Oct 21, 2019	56.01	56.12	54.41	55.26
6006	NASDAQ	IONS	Fri, Oct 18, 2019	56.57	56.57	55.26	55.79
6005	NASDAQ	IONS	Thu, Oct 17, 2019	58.13	58.41	55.51	56.54
6004	NASDAQ	IONS	Wed, Oct 16, 2019	60.00	60.04	56.46	57.62
6003	NASDAQ	IONS	Tue, Oct 15, 2019	63.32	64.27	61.39	61.46
6002	NASDAQ	IONS	Mon, Oct 14, 2019	62.30	63.10	62.26	62.53
6001	NASDAQ	IONS	Fri, Oct 11, 2019	62.30	63.07	61.65	62.74
6000	NASDAQ	IONS	Thu, Oct 10, 2019	60.60	62.59	59.79	62.10
5999	NASDAQ	IONS	Wed, Oct 9, 2019	59.50	60.31	58.94	59.74
5998	NASDAQ	IONS	Tue, Oct 8, 2019	59.79	59.79	58.05	58.71
5997	NASDAQ	IONS	Mon, Oct 7, 2019	58.87	61.12	58.87	60.11
5996	NASDAQ	IONS	Fri, Oct 4, 2019	58.72	59.44	57.32	58.64
5995	NASDAQ	IONS	Thu, Oct 3, 2019	58.01	58.99	57.37	58.56
5994	NASDAQ	IONS	Wed, Oct 2, 2019	56.27	58.85	55.90	57.85
5993	NASDAQ	IONS	Tue, Oct 1, 2019	59.98	60.25	56.91	57.14
5992	NASDAQ	IONS	Mon, Sep 30, 2019	59.08	60.50	58.48	59.91
5991	NASDAQ	IONS	Fri, Sep 27, 2019	59.51	60.55	58.50	59.06
5990	NASDAQ	IONS	Thu, Sep 26, 2019	61.68	61.97	59.20	59.32
5989	NASDAQ	IONS	Wed, Sep 25, 2019	61.26	62.00	60.56	61.32
5988	NASDAQ	IONS	Tue, Sep 24, 2019	60.89	61.67	60.65	61.25
5987	NASDAQ	IONS	Mon, Sep 23, 2019	62.13	63.05	60.14	61.00
5986	NASDAQ	IONS	Fri, Sep 20, 2019	62.98	63.45	62.00	62.71
5985	NASDAQ	IONS	Thu, Sep 19, 2019	63.29	63.57	61.97	62.94
5984	NASDAQ	IONS	Wed, Sep 18, 2019	64.56	64.70	62.27	63.11
5983	NASDAQ	IONS	Tue, Sep 17, 2019	64.43	65.40	64.05	64.78
5982	NASDAQ	IONS	Mon, Sep 16, 2019	66.20	66.25	64.00	65.13
5981	NASDAQ	IONS	Fri, Sep 13, 2019	66.35	67.31	65.65	66.20
5980	NASDAQ	IONS	Thu, Sep 12, 2019	64.95	67.02	64.17	66.88
5979	NASDAQ	IONS	Wed, Sep 11, 2019	62.64	65.27	62.36	64.83
5978	NASDAQ	IONS	Tue, Sep 10, 2019	61.75	63.27	60.61	62.79
5977	NASDAQ	IONS	Mon, Sep 9, 2019	61.95	61.95	59.54	60.12
5976	NASDAQ	IONS	Fri, Sep 6, 2019	62.77	63.35	61.68	61.75
5975	NASDAQ	IONS	Thu, Sep 5, 2019	62.19	63.13	61.54	62.76
5974	NASDAQ	IONS	Wed, Sep 4, 2019	62.68	62.95	61.54	62.19
5973	NASDAQ	IONS	Tue, Sep 3, 2019	62.97	63.07	61.65	62.06
5972	NASDAQ	IONS	Fri, Aug 30, 2019	64.36	64.36	62.71	63.21
5971	NASDAQ	IONS	Thu, Aug 29, 2019	64.66	64.88	63.19	64.10
5970	NASDAQ	IONS	Wed, Aug 28, 2019	65.73	66.03	63.78	64.20
5969	NASDAQ	IONS	Tue, Aug 27, 2019	67.85	68.00	65.97	66.14
5968	NASDAQ	IONS	Mon, Aug 26, 2019	68.57	68.57	66.96	67.60
5967	NASDAQ	IONS	Fri, Aug 23, 2019	67.92	69.32	67.44	67.96
5966	NASDAQ	IONS	Thu, Aug 22, 2019	71.89	71.89	67.80	67.85
5965	NASDAQ	IONS	Wed, Aug 21, 2019	71.41	73.09	71.09	72.15
5964	NASDAQ	IONS	Tue, Aug 20, 2019	70.01	71.58	69.65	70.98
5963	NASDAQ	IONS	Mon, Aug 19, 2019	69.82	70.35	68.07	70.00
5962	NASDAQ	IONS	Fri, Aug 16, 2019	67.71	69.15	67.71	69.08
5961	NASDAQ	IONS	Thu, Aug 15, 2019	66.89	67.98	66.73	67.48
5960	NASDAQ	IONS	Wed, Aug 14, 2019	66.42	67.60	65.83	66.93
5959	NASDAQ	IONS	Tue, Aug 13, 2019	67.88	68.67	65.98	67.05
5958	NASDAQ	IONS	Mon, Aug 12, 2019	68.24	69.15	67.25	68.06
5957	NASDAQ	IONS	Fri, Aug 9, 2019	67.73	69.45	67.15	68.44
5956	NASDAQ	IONS	Thu, Aug 8, 2019	68.15	69.17	67.41	68.30
5955	NASDAQ	IONS	Wed, Aug 7, 2019	65.97	68.57	63.13	67.68
5954	NASDAQ	IONS	Tue, Aug 6, 2019	62.75	66.50	62.10	64.07
5953	NASDAQ	IONS	Mon, Aug 5, 2019	63.76	63.90	61.24	62.00
5952	NASDAQ	IONS	Fri, Aug 2, 2019	65.70	65.85	63.72	64.49
5951	NASDAQ	IONS	Thu, Aug 1, 2019	66.20	67.36	65.43	66.07
5950	NASDAQ	IONS	Wed, Jul 31, 2019	65.57	67.58	65.57	65.86
5949	NASDAQ	IONS	Tue, Jul 30, 2019	64.34	65.60	63.34	65.53
5948	NASDAQ	IONS	Mon, Jul 29, 2019	64.00	64.50	63.23	64.33
5947	NASDAQ	IONS	Fri, Jul 26, 2019	63.10	64.12	62.61	63.93
5946	NASDAQ	IONS	Thu, Jul 25, 2019	62.76	63.87	62.25	63.00
5945	NASDAQ	IONS	Wed, Jul 24, 2019	63.82	63.96	61.77	62.96
5944	NASDAQ	IONS	Tue, Jul 23, 2019	66.50	66.75	61.86	63.96
5943	NASDAQ	IONS	Mon, Jul 22, 2019	69.07	70.25	68.64	68.88
5942	NASDAQ	IONS	Fri, Jul 19, 2019	70.32	70.42	68.30	68.76
5941	NASDAQ	IONS	Thu, Jul 18, 2019	67.31	70.85	67.31	70.44
5940	NASDAQ	IONS	Wed, Jul 17, 2019	67.81	67.81	66.76	67.41
5939	NASDAQ	IONS	Tue, Jul 16, 2019	68.05	69.00	67.03	67.61
5938	NASDAQ	IONS	Mon, Jul 15, 2019	65.86	68.50	65.50	67.86
5937	NASDAQ	IONS	Fri, Jul 12, 2019	65.30	65.90	64.75	65.52
5936	NASDAQ	IONS	Thu, Jul 11, 2019	65.49	65.63	63.95	65.45
5935	NASDAQ	IONS	Wed, Jul 10, 2019	65.74	66.40	64.44	65.20
5934	NASDAQ	IONS	Tue, Jul 9, 2019	63.90	66.39	63.87	65.59
5933	NASDAQ	IONS	Mon, Jul 8, 2019	64.32	64.90	63.21	64.02
5932	NASDAQ	IONS	Fri, Jul 5, 2019	65.48	65.69	63.90	64.57
5931	NASDAQ	IONS	Wed, Jul 3, 2019	66.29	66.47	64.54	65.56
5930	NASDAQ	IONS	Tue, Jul 2, 2019	65.07	67.07	65.00	66.01
5929	NASDAQ	IONS	Mon, Jul 1, 2019	65.35	66.15	64.40	64.80
5928	NASDAQ	IONS	Fri, Jun 28, 2019	64.73	65.25	64.04	64.27
5927	NASDAQ	IONS	Thu, Jun 27, 2019	63.58	65.13	63.00	64.69
5926	NASDAQ	IONS	Wed, Jun 26, 2019	64.47	65.61	62.82	63.59
5925	NASDAQ	IONS	Tue, Jun 25, 2019	64.23	65.23	63.62	64.46
5924	NASDAQ	IONS	Mon, Jun 24, 2019	64.51	64.67	62.67	63.84
5923	NASDAQ	IONS	Fri, Jun 21, 2019	64.87	64.88	63.90	64.33
5922	NASDAQ	IONS	Thu, Jun 20, 2019	66.22	66.22	63.83	64.92
5921	NASDAQ	IONS	Wed, Jun 19, 2019	65.05	65.66	64.63	65.24
5920	NASDAQ	IONS	Tue, Jun 18, 2019	65.00	65.43	64.12	64.90
5919	NASDAQ	IONS	Mon, Jun 17, 2019	62.47	65.06	62.46	64.73
5918	NASDAQ	IONS	Fri, Jun 14, 2019	63.70	63.87	62.05	62.09
5917	NASDAQ	IONS	Thu, Jun 13, 2019	64.85	65.29	63.57	63.88
5916	NASDAQ	IONS	Wed, Jun 12, 2019	63.76	64.90	63.33	64.44
5915	NASDAQ	IONS	Tue, Jun 11, 2019	64.34	64.40	62.66	63.36
5914	NASDAQ	IONS	Mon, Jun 10, 2019	63.85	64.85	63.48	63.90
5913	NASDAQ	IONS	Fri, Jun 7, 2019	63.73	63.80	61.91	63.68
5912	NASDAQ	IONS	Thu, Jun 6, 2019	66.16	66.39	63.34	63.49
5911	NASDAQ	IONS	Wed, Jun 5, 2019	66.12	66.41	65.48	66.27
5910	NASDAQ	IONS	Tue, Jun 4, 2019	65.63	65.71	63.70	65.57
5909	NASDAQ	IONS	Mon, Jun 3, 2019	66.02	66.51	64.25	64.91
5908	NASDAQ	IONS	Fri, May 31, 2019	64.32	66.67	64.04	65.60
5907	NASDAQ	IONS	Thu, May 30, 2019	64.65	65.68	63.76	64.72
5906	NASDAQ	IONS	Wed, May 29, 2019	64.64	65.35	63.52	64.42
5905	NASDAQ	IONS	Tue, May 28, 2019	64.97	65.74	63.56	65.04
5904	NASDAQ	IONS	Fri, May 24, 2019	67.63	68.74	63.80	64.72
5903	NASDAQ	IONS	Thu, May 23, 2019	68.27	68.62	66.21	67.14
5902	NASDAQ	IONS	Wed, May 22, 2019	69.32	69.66	67.50	68.56
5901	NASDAQ	IONS	Tue, May 21, 2019	68.13	69.78	67.57	69.24
5900	NASDAQ	IONS	Mon, May 20, 2019	66.85	68.12	66.46	67.46
5899	NASDAQ	IONS	Fri, May 17, 2019	67.04	68.85	66.97	67.40
5898	NASDAQ	IONS	Thu, May 16, 2019	66.93	68.70	66.70	67.78
5897	NASDAQ	IONS	Wed, May 15, 2019	66.44	68.26	66.05	66.55
5896	NASDAQ	IONS	Tue, May 14, 2019	67.05	67.85	66.31	66.74
5895	NASDAQ	IONS	Mon, May 13, 2019	67.29	67.86	66.09	66.55
5894	NASDAQ	IONS	Fri, May 10, 2019	67.19	69.91	67.00	69.28
5893	NASDAQ	IONS	Thu, May 9, 2019	68.00	69.91	66.18	67.36
5892	NASDAQ	IONS	Wed, May 8, 2019	63.97	69.64	63.20	68.65
5891	NASDAQ	IONS	Tue, May 7, 2019	72.19	72.53	67.10	67.62
5890	NASDAQ	IONS	Mon, May 6, 2019	72.42	73.60	71.97	72.74
5889	NASDAQ	IONS	Fri, May 3, 2019	73.22	73.73	72.20	73.46
5888	NASDAQ	IONS	Thu, May 2, 2019	73.42	73.79	71.12	72.21
5887	NASDAQ	IONS	Wed, May 1, 2019	74.37	74.81	73.23	73.57
5886	NASDAQ	IONS	Tue, Apr 30, 2019	74.34	75.00	72.81	74.33
5885	NASDAQ	IONS	Mon, Apr 29, 2019	74.70	75.14	73.67	74.38
5884	NASDAQ	IONS	Fri, Apr 26, 2019	74.04	74.99	72.41	74.73
5883	NASDAQ	IONS	Thu, Apr 25, 2019	73.80	74.44	72.41	73.86
5882	NASDAQ	IONS	Wed, Apr 24, 2019	75.02	75.10	72.45	73.33
5881	NASDAQ	IONS	Tue, Apr 23, 2019	72.91	75.11	72.66	75.00
5880	NASDAQ	IONS	Mon, Apr 22, 2019	73.75	75.63	71.67	72.64
5879	NASDAQ	IONS	Thu, Apr 18, 2019	72.53	74.00	70.87	72.99
5878	NASDAQ	IONS	Wed, Apr 17, 2019	78.97	79.00	70.81	72.67
5877	NASDAQ	IONS	Tue, Apr 16, 2019	84.22	85.45	82.79	83.28
5876	NASDAQ	IONS	Mon, Apr 15, 2019	84.84	85.88	83.41	83.88
5875	NASDAQ	IONS	Fri, Apr 12, 2019	84.27	85.14	83.85	84.61
5874	NASDAQ	IONS	Thu, Apr 11, 2019	85.57	85.57	82.90	83.76
5873	NASDAQ	IONS	Wed, Apr 10, 2019	84.69	86.08	83.95	85.62
5872	NASDAQ	IONS	Tue, Apr 9, 2019	85.44	85.51	82.62	83.72
5871	NASDAQ	IONS	Mon, Apr 8, 2019	84.90	86.58	83.34	86.14
5870	NASDAQ	IONS	Fri, Apr 5, 2019	82.63	85.82	82.30	84.99
5869	NASDAQ	IONS	Thu, Apr 4, 2019	84.67	85.00	81.23	82.15
5868	NASDAQ	IONS	Wed, Apr 3, 2019	81.68	85.04	81.21	84.89
5867	NASDAQ	IONS	Tue, Apr 2, 2019	81.64	82.18	80.43	81.74
5866	NASDAQ	IONS	Mon, Apr 1, 2019	81.90	82.75	80.56	81.31
5865	NASDAQ	IONS	Fri, Mar 29, 2019	80.06	81.59	79.26	81.17
5864	NASDAQ	IONS	Thu, Mar 28, 2019	77.20	79.94	76.61	79.75
5863	NASDAQ	IONS	Wed, Mar 27, 2019	80.25	80.75	76.57	77.03
5862	NASDAQ	IONS	Tue, Mar 26, 2019	79.78	80.45	78.77	80.18
5861	NASDAQ	IONS	Mon, Mar 25, 2019	78.00	79.53	77.02	79.04
5860	NASDAQ	IONS	Fri, Mar 22, 2019	80.30	80.60	78.52	78.90
5859	NASDAQ	IONS	Thu, Mar 21, 2019	79.53	80.88	79.07	80.50
5858	NASDAQ	IONS	Wed, Mar 20, 2019	79.60	81.03	78.60	80.21
5857	NASDAQ	IONS	Tue, Mar 19, 2019	79.58	80.46	79.24	79.61
5856	NASDAQ	IONS	Mon, Mar 18, 2019	78.49	79.72	78.01	79.52
5855	NASDAQ	IONS	Fri, Mar 15, 2019	77.52	78.59	76.91	78.54
5854	NASDAQ	IONS	Thu, Mar 14, 2019	77.00	78.20	76.24	77.44
5853	NASDAQ	IONS	Wed, Mar 13, 2019	75.18	76.82	74.77	76.61
5852	NASDAQ	IONS	Tue, Mar 12, 2019	74.00	75.02	73.53	74.88
5851	NASDAQ	IONS	Mon, Mar 11, 2019	71.00	73.98	71.00	73.92
5850	NASDAQ	IONS	Fri, Mar 8, 2019	68.98	70.74	68.79	70.46
5849	NASDAQ	IONS	Thu, Mar 7, 2019	68.92	70.48	68.15	69.81
5848	NASDAQ	IONS	Wed, Mar 6, 2019	71.06	72.06	68.91	69.18
5847	NASDAQ	IONS	Tue, Mar 5, 2019	70.50	72.73	70.43	71.22
5846	NASDAQ	IONS	Mon, Mar 4, 2019	69.60	71.00	69.29	70.49
5845	NASDAQ	IONS	Fri, Mar 1, 2019	71.47	71.95	69.39	69.69
5844	NASDAQ	IONS	Thu, Feb 28, 2019	71.16	72.18	70.31	70.99
5843	NASDAQ	IONS	Wed, Feb 27, 2019	62.55	72.20	62.49	70.94
5842	NASDAQ	IONS	Tue, Feb 26, 2019	61.45	62.48	60.67	61.62
5841	NASDAQ	IONS	Mon, Feb 25, 2019	59.17	61.92	59.05	61.67
5840	NASDAQ	IONS	Fri, Feb 22, 2019	57.52	58.80	57.25	58.76
5839	NASDAQ	IONS	Thu, Feb 21, 2019	58.23	58.23	56.98	57.41
5838	NASDAQ	IONS	Wed, Feb 20, 2019	58.67	59.30	56.98	58.37
5837	NASDAQ	IONS	Tue, Feb 19, 2019	58.67	59.52	58.11	58.54
5836	NASDAQ	IONS	Fri, Feb 15, 2019	59.05	59.05	58.21	58.98
5835	NASDAQ	IONS	Thu, Feb 14, 2019	60.19	60.55	58.60	58.87
5834	NASDAQ	IONS	Wed, Feb 13, 2019	59.88	60.92	58.73	60.55
5833	NASDAQ	IONS	Tue, Feb 12, 2019	59.36	59.99	59.08	59.67
5832	NASDAQ	IONS	Mon, Feb 11, 2019	58.40	59.15	57.99	59.10
5831	NASDAQ	IONS	Fri, Feb 8, 2019	57.71	59.26	57.71	58.73
5830	NASDAQ	IONS	Thu, Feb 7, 2019	58.00	58.42	57.50	58.03
5829	NASDAQ	IONS	Wed, Feb 6, 2019	58.30	58.86	58.00	58.05
5828	NASDAQ	IONS	Tue, Feb 5, 2019	58.52	59.50	58.05	58.26
5827	NASDAQ	IONS	Mon, Feb 4, 2019	58.55	59.12	57.53	59.01
5826	NASDAQ	IONS	Fri, Feb 1, 2019	58.10	58.72	57.64	58.49
5825	NASDAQ	IONS	Thu, Jan 31, 2019	56.05	58.14	55.52	58.00
5824	NASDAQ	IONS	Wed, Jan 30, 2019	54.64	56.34	53.99	55.92
5823	NASDAQ	IONS	Tue, Jan 29, 2019	56.20	56.81	54.04	54.55
5822	NASDAQ	IONS	Mon, Jan 28, 2019	58.22	58.52	56.71	56.96
5821	NASDAQ	IONS	Fri, Jan 25, 2019	57.24	58.85	56.96	58.74
5820	NASDAQ	IONS	Thu, Jan 24, 2019	57.08	57.44	56.11	57.05
5819	NASDAQ	IONS	Wed, Jan 23, 2019	57.54	59.31	56.63	57.21
5818	NASDAQ	IONS	Tue, Jan 22, 2019	57.45	58.39	56.65	57.44
5817	NASDAQ	IONS	Fri, Jan 18, 2019	57.95	58.13	56.44	58.03
5816	NASDAQ	IONS	Thu, Jan 17, 2019	56.97	58.19	56.63	57.60
5815	NASDAQ	IONS	Wed, Jan 16, 2019	57.89	58.82	56.71	57.18
5814	NASDAQ	IONS	Tue, Jan 15, 2019	56.50	58.48	56.50	58.26
5813	NASDAQ	IONS	Mon, Jan 14, 2019	57.12	58.11	56.33	56.39
5812	NASDAQ	IONS	Fri, Jan 11, 2019	57.18	58.10	56.64	57.80
5811	NASDAQ	IONS	Thu, Jan 10, 2019	56.74	57.86	56.15	57.34
5810	NASDAQ	IONS	Wed, Jan 9, 2019	57.46	57.99	56.53	57.21
5809	NASDAQ	IONS	Tue, Jan 8, 2019	57.25	58.14	56.18	57.20
5808	NASDAQ	IONS	Mon, Jan 7, 2019	55.02	57.35	55.00	56.81
5807	NASDAQ	IONS	Fri, Jan 4, 2019	53.67	55.72	53.32	54.33
5806	NASDAQ	IONS	Thu, Jan 3, 2019	53.50	54.98	52.83	52.92
5805	NASDAQ	IONS	Wed, Jan 2, 2019	53.13	54.25	52.45	53.77
5804	NASDAQ	IONS	Mon, Dec 31, 2018	51.76	54.36	51.76	54.06
5803	NASDAQ	IONS	Fri, Dec 28, 2018	53.13	53.83	50.89	51.36
5802	NASDAQ	IONS	Thu, Dec 27, 2018	51.41	53.22	51.32	53.12
5801	NASDAQ	IONS	Wed, Dec 26, 2018	49.50	52.21	49.50	52.15
5800	NASDAQ	IONS	Mon, Dec 24, 2018	48.46	50.72	48.27	49.50
5799	NASDAQ	IONS	Fri, Dec 21, 2018	50.12	50.50	48.42	48.78
5798	NASDAQ	IONS	Thu, Dec 20, 2018	50.84	51.42	48.82	49.78
5797	NASDAQ	IONS	Wed, Dec 19, 2018	51.35	52.66	49.92	50.86
5796	NASDAQ	IONS	Tue, Dec 18, 2018	52.49	52.67	50.28	51.27
5795	NASDAQ	IONS	Mon, Dec 17, 2018	52.67	54.86	51.63	51.87
5794	NASDAQ	IONS	Fri, Dec 14, 2018	53.20	54.07	52.66	52.93
5793	NASDAQ	IONS	Thu, Dec 13, 2018	56.17	56.34	52.83	53.47
5792	NASDAQ	IONS	Wed, Dec 12, 2018	54.52	56.51	53.73	56.17
5791	NASDAQ	IONS	Tue, Dec 11, 2018	53.78	54.06	52.54	53.95
5790	NASDAQ	IONS	Mon, Dec 10, 2018	52.93	54.27	52.16	53.33
5789	NASDAQ	IONS	Fri, Dec 7, 2018	55.67	56.15	52.29	53.12
5788	NASDAQ	IONS	Thu, Dec 6, 2018	54.91	56.53	53.74	56.05
5787	NASDAQ	IONS	Tue, Dec 4, 2018	59.40	59.75	55.82	56.00
5786	NASDAQ	IONS	Mon, Dec 3, 2018	58.85	59.81	58.08	59.54
5785	NASDAQ	IONS	Fri, Nov 30, 2018	57.15	58.31	56.90	58.29
5784	NASDAQ	IONS	Thu, Nov 29, 2018	57.47	58.54	56.70	57.43
5783	NASDAQ	IONS	Wed, Nov 28, 2018	55.51	57.98	55.20	57.96
5782	NASDAQ	IONS	Tue, Nov 27, 2018	55.60	56.26	54.63	55.44
5781	NASDAQ	IONS	Mon, Nov 26, 2018	54.69	56.44	54.20	56.26
5780	NASDAQ	IONS	Fri, Nov 23, 2018	53.31	55.25	53.31	54.15
5779	NASDAQ	IONS	Wed, Nov 21, 2018	53.81	54.25	53.21	53.76
5778	NASDAQ	IONS	Tue, Nov 20, 2018	52.94	53.77	51.70	53.29
5777	NASDAQ	IONS	Mon, Nov 19, 2018	53.78	54.28	51.95	53.62
5776	NASDAQ	IONS	Fri, Nov 16, 2018	51.36	54.37	51.16	53.74
5775	NASDAQ	IONS	Thu, Nov 15, 2018	49.89	51.70	49.71	51.67
5774	NASDAQ	IONS	Wed, Nov 14, 2018	51.84	52.41	49.98	50.06
5773	NASDAQ	IONS	Tue, Nov 13, 2018	50.25	52.60	50.25	51.73
5772	NASDAQ	IONS	Mon, Nov 12, 2018	51.50	51.71	48.61	50.25
5771	NASDAQ	IONS	Fri, Nov 9, 2018	52.63	52.84	50.94	51.50
5770	NASDAQ	IONS	Thu, Nov 8, 2018	53.84	55.00	52.09	52.79
5769	NASDAQ	IONS	Wed, Nov 7, 2018	54.00	54.69	52.70	54.32
5768	NASDAQ	IONS	Tue, Nov 6, 2018	52.00	54.67	50.14	53.65
5767	NASDAQ	IONS	Mon, Nov 5, 2018	52.06	52.30	50.73	51.52
5766	NASDAQ	IONS	Fri, Nov 2, 2018	51.80	52.84	50.53	51.70
5765	NASDAQ	IONS	Thu, Nov 1, 2018	49.69	52.36	49.14	51.88
5764	NASDAQ	IONS	Wed, Oct 31, 2018	49.78	51.05	49.27	49.55
5763	NASDAQ	IONS	Tue, Oct 30, 2018	47.67	49.19	47.20	49.06
5762	NASDAQ	IONS	Mon, Oct 29, 2018	48.58	49.98	47.06	47.90
5761	NASDAQ	IONS	Fri, Oct 26, 2018	47.41	48.40	46.65	47.77
5760	NASDAQ	IONS	Thu, Oct 25, 2018	46.10	49.45	45.82	48.33
5759	NASDAQ	IONS	Wed, Oct 24, 2018	48.66	50.09	45.48	46.01
5758	NASDAQ	IONS	Tue, Oct 23, 2018	45.93	50.00	45.67	48.84
5757	NASDAQ	IONS	Mon, Oct 22, 2018	45.56	47.34	44.60	46.70
5756	NASDAQ	IONS	Fri, Oct 19, 2018	46.41	47.48	44.67	45.19
5755	NASDAQ	IONS	Thu, Oct 18, 2018	47.46	47.46	45.41	46.35
5754	NASDAQ	IONS	Wed, Oct 17, 2018	47.27	47.69	46.33	47.34
5753	NASDAQ	IONS	Tue, Oct 16, 2018	45.37	47.54	44.72	47.49
5752	NASDAQ	IONS	Mon, Oct 15, 2018	45.07	45.82	44.52	45.13
5751	NASDAQ	IONS	Fri, Oct 12, 2018	44.19	45.60	44.03	45.00
5750	NASDAQ	IONS	Thu, Oct 11, 2018	44.06	45.45	43.27	43.37
5749	NASDAQ	IONS	Wed, Oct 10, 2018	46.50	46.50	44.00	44.06
5748	NASDAQ	IONS	Tue, Oct 9, 2018	44.75	46.57	44.53	44.89
5747	NASDAQ	IONS	Mon, Oct 8, 2018	47.00	47.28	44.16	45.00
5746	NASDAQ	IONS	Fri, Oct 5, 2018	47.34	49.30	46.86	48.73
5745	NASDAQ	IONS	Thu, Oct 4, 2018	47.97	47.97	46.56	47.48
5744	NASDAQ	IONS	Wed, Oct 3, 2018	48.69	48.89	47.48	47.99
5743	NASDAQ	IONS	Tue, Oct 2, 2018	50.09	50.49	48.02	48.55
5742	NASDAQ	IONS	Mon, Oct 1, 2018	51.94	52.01	49.87	50.06
5741	NASDAQ	IONS	Fri, Sep 28, 2018	51.80	52.40	51.26	51.58
5740	NASDAQ	IONS	Thu, Sep 27, 2018	51.14	52.61	51.00	51.73
5739	NASDAQ	IONS	Wed, Sep 26, 2018	51.71	52.24	50.57	51.39
5738	NASDAQ	IONS	Tue, Sep 25, 2018	50.52	52.13	50.22	51.52
5737	NASDAQ	IONS	Mon, Sep 24, 2018	49.08	51.22	49.00	50.51
5736	NASDAQ	IONS	Fri, Sep 21, 2018	50.83	50.98	48.78	49.14
5735	NASDAQ	IONS	Thu, Sep 20, 2018	50.00	51.05	49.57	50.80
5734	NASDAQ	IONS	Wed, Sep 19, 2018	49.30	50.20	49.00	49.98
5733	NASDAQ	IONS	Tue, Sep 18, 2018	48.17	50.15	48.17	49.36
5732	NASDAQ	IONS	Mon, Sep 17, 2018	46.11	48.24	46.11	48.19
5731	NASDAQ	IONS	Fri, Sep 14, 2018	45.08	46.11	45.04	46.00
5730	NASDAQ	IONS	Thu, Sep 13, 2018	45.36	46.10	44.73	45.09
5729	NASDAQ	IONS	Wed, Sep 12, 2018	44.79	45.34	43.87	45.04
5728	NASDAQ	IONS	Tue, Sep 11, 2018	44.50	45.28	44.10	44.65
5727	NASDAQ	IONS	Mon, Sep 10, 2018	44.10	44.89	43.75	44.55
5726	NASDAQ	IONS	Fri, Sep 7, 2018	44.22	45.18	43.86	44.18
5725	NASDAQ	IONS	Thu, Sep 6, 2018	44.93	45.39	43.81	44.46
5724	NASDAQ	IONS	Wed, Sep 5, 2018	45.76	46.11	44.93	45.06
5723	NASDAQ	IONS	Tue, Sep 4, 2018	45.41	45.80	44.58	45.76
5722	NASDAQ	IONS	Fri, Aug 31, 2018	46.18	46.94	45.56	45.69
5721	NASDAQ	IONS	Thu, Aug 30, 2018	46.19	46.75	45.84	46.43
5720	NASDAQ	IONS	Wed, Aug 29, 2018	45.17	47.17	45.17	46.19
5719	NASDAQ	IONS	Tue, Aug 28, 2018	47.00	48.25	45.00	45.17
5718	NASDAQ	IONS	Mon, Aug 27, 2018	50.16	54.85	49.92	53.70
5717	NASDAQ	IONS	Fri, Aug 24, 2018	51.58	51.92	49.31	49.80
5716	NASDAQ	IONS	Thu, Aug 23, 2018	52.51	52.59	51.02	51.21
5715	NASDAQ	IONS	Wed, Aug 22, 2018	53.31	53.48	52.67	52.68
5714	NASDAQ	IONS	Tue, Aug 21, 2018	51.88	53.77	51.88	53.25
5713	NASDAQ	IONS	Mon, Aug 20, 2018	50.65	52.12	50.33	51.67
5712	NASDAQ	IONS	Fri, Aug 17, 2018	51.25	51.25	50.31	50.84
5711	NASDAQ	IONS	Thu, Aug 16, 2018	50.06	51.79	49.21	51.42
5710	NASDAQ	IONS	Wed, Aug 15, 2018	50.72	50.92	49.11	49.65
5709	NASDAQ	IONS	Tue, Aug 14, 2018	50.05	51.53	49.79	51.02
5708	NASDAQ	IONS	Mon, Aug 13, 2018	48.88	50.15	48.20	50.01
5707	NASDAQ	IONS	Fri, Aug 10, 2018	47.77	51.64	47.77	48.70
5706	NASDAQ	IONS	Thu, Aug 9, 2018	45.39	48.60	44.78	48.21
5705	NASDAQ	IONS	Wed, Aug 8, 2018	43.36	45.90	43.30	45.57
5704	NASDAQ	IONS	Tue, Aug 7, 2018	43.00	44.24	41.25	44.20
5703	NASDAQ	IONS	Mon, Aug 6, 2018	43.88	44.50	43.11	43.65
5702	NASDAQ	IONS	Fri, Aug 3, 2018	44.64	44.64	43.61	43.62
5701	NASDAQ	IONS	Thu, Aug 2, 2018	42.97	44.45	42.50	44.44
5700	NASDAQ	IONS	Wed, Aug 1, 2018	43.23	44.02	42.50	43.09
5699	NASDAQ	IONS	Tue, Jul 31, 2018	43.84	44.59	43.58	43.68
5698	NASDAQ	IONS	Mon, Jul 30, 2018	44.72	44.72	43.36	43.69
5697	NASDAQ	IONS	Fri, Jul 27, 2018	46.00	46.10	44.42	45.04
5696	NASDAQ	IONS	Thu, Jul 26, 2018	45.22	46.25	44.47	46.01
5695	NASDAQ	IONS	Wed, Jul 25, 2018	45.00	45.61	44.40	45.49
5694	NASDAQ	IONS	Tue, Jul 24, 2018	46.10	47.64	45.22	45.32
5693	NASDAQ	IONS	Mon, Jul 23, 2018	46.24	46.24	44.27	44.56
5692	NASDAQ	IONS	Fri, Jul 20, 2018	45.88	46.74	45.87	46.50
5691	NASDAQ	IONS	Thu, Jul 19, 2018	44.67	46.02	44.23	45.84
5690	NASDAQ	IONS	Wed, Jul 18, 2018	44.00	45.00	43.41	44.79
5689	NASDAQ	IONS	Tue, Jul 17, 2018	44.02	44.97	43.56	44.11
5688	NASDAQ	IONS	Mon, Jul 16, 2018	45.31	45.31	43.93	44.27
5687	NASDAQ	IONS	Fri, Jul 13, 2018	45.61	46.04	45.09	45.24
5686	NASDAQ	IONS	Thu, Jul 12, 2018	45.50	46.19	45.18	45.59
5685	NASDAQ	IONS	Wed, Jul 11, 2018	44.88	45.44	44.36	45.17
5684	NASDAQ	IONS	Tue, Jul 10, 2018	45.37	45.69	44.57	44.95
5683	NASDAQ	IONS	Mon, Jul 9, 2018	45.70	46.13	44.34	45.20
5682	NASDAQ	IONS	Fri, Jul 6, 2018	43.72	45.58	43.02	45.53
5681	NASDAQ	IONS	Thu, Jul 5, 2018	43.50	44.00	42.83	43.44
5680	NASDAQ	IONS	Tue, Jul 3, 2018	43.17	44.21	42.57	43.44
5679	NASDAQ	IONS	Mon, Jul 2, 2018	41.10	42.94	41.05	42.88
5678	NASDAQ	IONS	Fri, Jun 29, 2018	43.64	43.64	41.58	41.67
5677	NASDAQ	IONS	Thu, Jun 28, 2018	41.91	42.35	40.91	41.98
5676	NASDAQ	IONS	Wed, Jun 27, 2018	43.43	43.43	41.89	42.00
5675	NASDAQ	IONS	Tue, Jun 26, 2018	42.35	43.53	41.43	43.46
5674	NASDAQ	IONS	Mon, Jun 25, 2018	42.51	42.92	41.66	42.17
5673	NASDAQ	IONS	Fri, Jun 22, 2018	42.26	43.21	41.63	42.95
5672	NASDAQ	IONS	Thu, Jun 21, 2018	44.25	44.85	42.02	42.17
5671	NASDAQ	IONS	Wed, Jun 20, 2018	42.83	44.17	41.55	44.03
5670	NASDAQ	IONS	Tue, Jun 19, 2018	43.37	43.75	42.56	43.43
5669	NASDAQ	IONS	Mon, Jun 18, 2018	43.47	43.65	41.70	43.61
5668	NASDAQ	IONS	Fri, Jun 15, 2018	47.22	47.38	45.97	46.57
5667	NASDAQ	IONS	Thu, Jun 14, 2018	47.00	47.57	46.92	47.35
5666	NASDAQ	IONS	Wed, Jun 13, 2018	47.26	47.29	46.56	46.86
5665	NASDAQ	IONS	Tue, Jun 12, 2018	46.12	47.45	46.04	47.15
5664	NASDAQ	IONS	Mon, Jun 11, 2018	44.67	46.43	44.67	45.87
5663	NASDAQ	IONS	Fri, Jun 8, 2018	45.77	46.10	44.02	44.68
5662	NASDAQ	IONS	Thu, Jun 7, 2018	46.67	46.71	45.43	45.98
5661	NASDAQ	IONS	Wed, Jun 6, 2018	46.33	47.31	46.22	46.62
5660	NASDAQ	IONS	Tue, Jun 5, 2018	46.99	47.68	46.09	46.14
5659	NASDAQ	IONS	Mon, Jun 4, 2018	46.61	47.29	45.68	46.76
5658	NASDAQ	IONS	Fri, Jun 1, 2018	47.03	48.00	46.54	46.61
5657	NASDAQ	IONS	Thu, May 31, 2018	46.96	47.13	45.68	46.65
5656	NASDAQ	IONS	Wed, May 30, 2018	46.22	47.13	45.88	47.05
5655	NASDAQ	IONS	Tue, May 29, 2018	44.54	46.69	43.52	46.08
5654	NASDAQ	IONS	Fri, May 25, 2018	45.03	45.16	44.22	44.85
5653	NASDAQ	IONS	Thu, May 24, 2018	44.09	45.74	43.75	45.23
5652	NASDAQ	IONS	Wed, May 23, 2018	43.08	44.55	42.74	44.09
5651	NASDAQ	IONS	Tue, May 22, 2018	43.33	44.28	43.08	43.80
5650	NASDAQ	IONS	Mon, May 21, 2018	45.00	45.29	42.95	43.23
5649	NASDAQ	IONS	Fri, May 18, 2018	43.76	44.71	43.51	44.64
5648	NASDAQ	IONS	Thu, May 17, 2018	43.73	44.13	43.15	43.83
5647	NASDAQ	IONS	Wed, May 16, 2018	44.51	44.87	43.40	43.71
5646	NASDAQ	IONS	Tue, May 15, 2018	45.83	46.13	44.26	44.39
5645	NASDAQ	IONS	Mon, May 14, 2018	46.00	47.45	45.54	46.38
5644	NASDAQ	IONS	Fri, May 11, 2018	43.03	46.00	43.00	45.95
5643	NASDAQ	IONS	Thu, May 10, 2018	41.15	44.80	41.15	44.75
5642	NASDAQ	IONS	Wed, May 9, 2018	40.66	43.10	40.62	42.80
5641	NASDAQ	IONS	Tue, May 8, 2018	39.77	41.54	39.07	40.53
5640	NASDAQ	IONS	Mon, May 7, 2018	44.14	44.79	43.60	44.33
5639	NASDAQ	IONS	Fri, May 4, 2018	41.83	44.67	41.25	44.01
5638	NASDAQ	IONS	Thu, May 3, 2018	42.65	42.91	41.06	41.27
5637	NASDAQ	IONS	Wed, May 2, 2018	42.47	43.67	42.47	42.74
5636	NASDAQ	IONS	Tue, May 1, 2018	42.87	44.13	42.03	42.63
5635	NASDAQ	IONS	Mon, Apr 30, 2018	45.30	45.30	43.00	43.03
5634	NASDAQ	IONS	Fri, Apr 27, 2018	43.71	45.23	43.62	45.06
5633	NASDAQ	IONS	Thu, Apr 26, 2018	44.13	44.49	43.18	43.48
5632	NASDAQ	IONS	Wed, Apr 25, 2018	45.56	45.95	43.95	43.98
5631	NASDAQ	IONS	Tue, Apr 24, 2018	49.41	49.75	44.81	45.33
5630	NASDAQ	IONS	Mon, Apr 23, 2018	48.85	51.00	48.74	50.70
5629	NASDAQ	IONS	Fri, Apr 20, 2018	50.44	50.44	46.77	48.51
5628	NASDAQ	IONS	Thu, Apr 19, 2018	46.04	46.56	44.93	45.85
5627	NASDAQ	IONS	Wed, Apr 18, 2018	44.49	47.09	44.49	46.03
5626	NASDAQ	IONS	Tue, Apr 17, 2018	43.79	44.79	43.61	44.49
5625	NASDAQ	IONS	Mon, Apr 16, 2018	43.69	43.87	43.08	43.47
5624	NASDAQ	IONS	Fri, Apr 13, 2018	43.95	43.95	42.69	43.62
5623	NASDAQ	IONS	Thu, Apr 12, 2018	43.65	44.31	43.11	43.82
5622	NASDAQ	IONS	Wed, Apr 11, 2018	43.36	44.34	43.07	43.55
5621	NASDAQ	IONS	Tue, Apr 10, 2018	42.12	43.68	41.91	43.60
5620	NASDAQ	IONS	Mon, Apr 9, 2018	41.02	42.63	40.85	41.61
5619	NASDAQ	IONS	Fri, Apr 6, 2018	42.16	42.23	40.33	40.68
5618	NASDAQ	IONS	Thu, Apr 5, 2018	43.37	43.71	42.48	42.54
5617	NASDAQ	IONS	Wed, Apr 4, 2018	41.26	43.20	40.70	43.00
5616	NASDAQ	IONS	Tue, Apr 3, 2018	42.27	43.09	41.64	42.00
5615	NASDAQ	IONS	Mon, Apr 2, 2018	44.00	44.08	41.13	42.12
5614	NASDAQ	IONS	Thu, Mar 29, 2018	46.15	46.69	43.38	44.08
5613	NASDAQ	IONS	Wed, Mar 28, 2018	45.77	46.91	45.21	45.93
5612	NASDAQ	IONS	Tue, Mar 27, 2018	49.40	49.49	45.56	45.80
5611	NASDAQ	IONS	Mon, Mar 26, 2018	48.38	49.50	47.37	48.99
5610	NASDAQ	IONS	Fri, Mar 23, 2018	50.69	50.78	47.55	47.74
5609	NASDAQ	IONS	Thu, Mar 22, 2018	51.37	52.27	50.71	50.78
5608	NASDAQ	IONS	Wed, Mar 21, 2018	51.06	52.08	51.03	51.90
5607	NASDAQ	IONS	Tue, Mar 20, 2018	52.50	52.82	50.61	51.12
5606	NASDAQ	IONS	Mon, Mar 19, 2018	51.56	53.15	51.25	52.61
5605	NASDAQ	IONS	Fri, Mar 16, 2018	52.27	52.27	51.27	51.69
5604	NASDAQ	IONS	Thu, Mar 15, 2018	52.50	52.63	49.69	52.18
5603	NASDAQ	IONS	Wed, Mar 14, 2018	55.29	55.71	52.95	53.57
5602	NASDAQ	IONS	Tue, Mar 13, 2018	55.13	56.47	54.80	55.05
5601	NASDAQ	IONS	Mon, Mar 12, 2018	53.18	55.17	53.05	54.78
5600	NASDAQ	IONS	Fri, Mar 9, 2018	52.72	53.42	52.10	52.98
5599	NASDAQ	IONS	Thu, Mar 8, 2018	53.39	53.56	52.01	52.28
5598	NASDAQ	IONS	Wed, Mar 7, 2018	51.11	53.62	50.60	53.31
5597	NASDAQ	IONS	Tue, Mar 6, 2018	50.43	51.89	49.78	51.63
5596	NASDAQ	IONS	Mon, Mar 5, 2018	48.89	50.73	48.88	49.93
5595	NASDAQ	IONS	Fri, Mar 2, 2018	50.74	51.00	47.20	48.94
5594	NASDAQ	IONS	Thu, Mar 1, 2018	52.94	53.22	48.91	49.89
5593	NASDAQ	IONS	Wed, Feb 28, 2018	51.53	53.78	50.35	52.82
5592	NASDAQ	IONS	Tue, Feb 27, 2018	49.97	53.81	48.51	51.47
5591	NASDAQ	IONS	Mon, Feb 26, 2018	51.18	51.59	50.39	51.37
5590	NASDAQ	IONS	Fri, Feb 23, 2018	50.22	51.05	49.41	51.03
5589	NASDAQ	IONS	Thu, Feb 22, 2018	50.33	51.36	49.84	49.88
5588	NASDAQ	IONS	Wed, Feb 21, 2018	50.10	51.59	49.45	49.86
5587	NASDAQ	IONS	Tue, Feb 20, 2018	49.51	50.88	49.24	49.99
5586	NASDAQ	IONS	Fri, Feb 16, 2018	49.81	50.90	49.68	50.05
5585	NASDAQ	IONS	Thu, Feb 15, 2018	48.82	49.87	48.21	49.78
5584	NASDAQ	IONS	Wed, Feb 14, 2018	47.26	48.85	47.26	48.34
5583	NASDAQ	IONS	Tue, Feb 13, 2018	46.07	47.77	45.34	47.59
5582	NASDAQ	IONS	Mon, Feb 12, 2018	47.44	48.10	46.38	46.53
5581	NASDAQ	IONS	Fri, Feb 9, 2018	48.25	48.74	44.41	46.75
5580	NASDAQ	IONS	Thu, Feb 8, 2018	50.38	50.82	47.39	47.47
5579	NASDAQ	IONS	Wed, Feb 7, 2018	50.63	52.59	50.24	50.26
5578	NASDAQ	IONS	Tue, Feb 6, 2018	47.01	51.15	47.00	50.92
5577	NASDAQ	IONS	Mon, Feb 5, 2018	50.64	51.58	48.60	48.61
5576	NASDAQ	IONS	Fri, Feb 2, 2018	52.15	52.69	50.95	51.11
5575	NASDAQ	IONS	Thu, Feb 1, 2018	52.48	53.16	51.62	52.69
5574	NASDAQ	IONS	Wed, Jan 31, 2018	53.00	53.64	52.09	52.52
5573	NASDAQ	IONS	Tue, Jan 30, 2018	52.75	53.98	52.25	52.76
5572	NASDAQ	IONS	Mon, Jan 29, 2018	52.95	55.46	52.76	52.96
5571	NASDAQ	IONS	Fri, Jan 26, 2018	52.63	53.70	52.31	52.95
5570	NASDAQ	IONS	Thu, Jan 25, 2018	55.25	55.25	50.82	52.37
5569	NASDAQ	IONS	Wed, Jan 24, 2018	52.31	53.58	51.28	53.34
5568	NASDAQ	IONS	Tue, Jan 23, 2018	51.62	53.03	51.51	51.82
5567	NASDAQ	IONS	Mon, Jan 22, 2018	50.22	51.75	49.50	51.70
5566	NASDAQ	IONS	Fri, Jan 19, 2018	49.93	50.40	49.52	50.22
5565	NASDAQ	IONS	Thu, Jan 18, 2018	51.50	51.68	49.48	49.69
5564	NASDAQ	IONS	Wed, Jan 17, 2018	51.50	52.03	50.73	51.61
5563	NASDAQ	IONS	Tue, Jan 16, 2018	53.22	53.26	50.26	51.05
5562	NASDAQ	IONS	Fri, Jan 12, 2018	53.01	53.49	52.60	53.22
5561	NASDAQ	IONS	Thu, Jan 11, 2018	53.74	54.10	52.61	53.17
5560	NASDAQ	IONS	Wed, Jan 10, 2018	53.34	54.05	52.80	53.75
5559	NASDAQ	IONS	Tue, Jan 9, 2018	51.92	54.01	51.71	53.85
5558	NASDAQ	IONS	Mon, Jan 8, 2018	50.39	52.68	50.25	51.66
5557	NASDAQ	IONS	Fri, Jan 5, 2018	51.05	51.57	49.79	49.89
5556	NASDAQ	IONS	Thu, Jan 4, 2018	50.50	50.61	49.41	49.48
5555	NASDAQ	IONS	Wed, Jan 3, 2018	49.20	50.66	48.80	50.02
5554	NASDAQ	IONS	Tue, Jan 2, 2018	50.08	50.17	48.86	49.25
5553	NASDAQ	IONS	Fri, Dec 29, 2017	50.91	51.16	50.24	50.30
5552	NASDAQ	IONS	Thu, Dec 28, 2017	50.89	51.13	50.20	50.72
5551	NASDAQ	IONS	Wed, Dec 27, 2017	50.76	51.44	50.69	50.88
5550	NASDAQ	IONS	Tue, Dec 26, 2017	50.73	51.28	50.42	50.73
5549	NASDAQ	IONS	Fri, Dec 22, 2017	51.40	51.75	50.31	50.86
5548	NASDAQ	IONS	Thu, Dec 21, 2017	50.45	51.71	50.30	51.40
5547	NASDAQ	IONS	Wed, Dec 20, 2017	51.50	51.74	50.21	50.73
5546	NASDAQ	IONS	Tue, Dec 19, 2017	52.15	52.21	50.40	50.93
5545	NASDAQ	IONS	Mon, Dec 18, 2017	52.92	52.92	52.07	52.29
5544	NASDAQ	IONS	Fri, Dec 15, 2017	52.06	52.99	51.10	52.43
5543	NASDAQ	IONS	Thu, Dec 14, 2017	53.69	53.80	51.38	51.56
5542	NASDAQ	IONS	Wed, Dec 13, 2017	53.28	54.18	53.05	53.57
5541	NASDAQ	IONS	Tue, Dec 12, 2017	53.07	54.35	52.65	53.35
5540	NASDAQ	IONS	Mon, Dec 11, 2017	55.15	56.10	53.10	53.14
5539	NASDAQ	IONS	Fri, Dec 8, 2017	54.42	54.92	53.77	54.60
5538	NASDAQ	IONS	Thu, Dec 7, 2017	52.23	54.10	52.01	53.93
5537	NASDAQ	IONS	Wed, Dec 6, 2017	52.34	53.10	50.87	52.54
5536	NASDAQ	IONS	Tue, Dec 5, 2017	52.56	54.25	52.10	52.46
5535	NASDAQ	IONS	Mon, Dec 4, 2017	56.94	57.92	52.00	52.26
5534	NASDAQ	IONS	Fri, Dec 1, 2017	55.19	57.63	54.88	56.93
5533	NASDAQ	IONS	Thu, Nov 30, 2017	53.55	56.04	53.36	55.49
5532	NASDAQ	IONS	Wed, Nov 29, 2017	53.01	53.35	52.30	53.07
5531	NASDAQ	IONS	Tue, Nov 28, 2017	52.75	53.00	51.78	52.93
5530	NASDAQ	IONS	Mon, Nov 27, 2017	54.37	54.37	52.14	52.48
5529	NASDAQ	IONS	Fri, Nov 24, 2017	54.50	55.71	54.13	54.53
5528	NASDAQ	IONS	Wed, Nov 22, 2017	54.74	55.00	53.93	54.34
5527	NASDAQ	IONS	Tue, Nov 21, 2017	54.03	54.83	53.43	54.52
5526	NASDAQ	IONS	Mon, Nov 20, 2017	54.11	54.13	53.14	53.74
5525	NASDAQ	IONS	Fri, Nov 17, 2017	54.23	54.74	53.85	54.15
5524	NASDAQ	IONS	Thu, Nov 16, 2017	54.29	54.89	52.88	54.36
5523	NASDAQ	IONS	Wed, Nov 15, 2017	53.56	54.23	52.00	53.65
5522	NASDAQ	IONS	Tue, Nov 14, 2017	54.60	54.76	51.81	53.53
5521	NASDAQ	IONS	Mon, Nov 13, 2017	55.39	55.85	54.81	54.84
5520	NASDAQ	IONS	Fri, Nov 10, 2017	54.74	55.98	54.56	55.88
5519	NASDAQ	IONS	Thu, Nov 9, 2017	54.46	55.22	54.19	55.12
5518	NASDAQ	IONS	Wed, Nov 8, 2017	52.63	56.49	52.55	54.76
5517	NASDAQ	IONS	Tue, Nov 7, 2017	52.01	52.90	51.05	52.30
5516	NASDAQ	IONS	Mon, Nov 6, 2017	54.29	55.18	53.43	54.25
5515	NASDAQ	IONS	Fri, Nov 3, 2017	52.00	54.79	52.00	54.16
5514	NASDAQ	IONS	Thu, Nov 2, 2017	55.62	55.62	51.20	51.82
5513	NASDAQ	IONS	Wed, Nov 1, 2017	57.32	58.80	57.11	57.76
5512	NASDAQ	IONS	Tue, Oct 31, 2017	58.28	59.62	57.01	57.11
5511	NASDAQ	IONS	Mon, Oct 30, 2017	56.44	58.78	56.22	58.31
5510	NASDAQ	IONS	Fri, Oct 27, 2017	54.23	56.43	53.87	56.40
5509	NASDAQ	IONS	Thu, Oct 26, 2017	53.96	54.85	53.11	54.32
5508	NASDAQ	IONS	Wed, Oct 25, 2017	54.83	55.54	53.34	54.02
5507	NASDAQ	IONS	Tue, Oct 24, 2017	58.14	58.50	54.07	55.01
5506	NASDAQ	IONS	Mon, Oct 23, 2017	64.43	64.90	62.54	62.80
5505	NASDAQ	IONS	Fri, Oct 20, 2017	63.72	65.51	63.50	64.39
5504	NASDAQ	IONS	Thu, Oct 19, 2017	63.67	63.84	62.26	63.66
5503	NASDAQ	IONS	Wed, Oct 18, 2017	64.00	65.41	63.41	63.89
5502	NASDAQ	IONS	Tue, Oct 17, 2017	61.40	64.19	61.40	63.85
5501	NASDAQ	IONS	Mon, Oct 16, 2017	59.03	63.20	58.95	61.15
5500	NASDAQ	IONS	Fri, Oct 13, 2017	58.00	61.08	57.82	59.10
5499	NASDAQ	IONS	Thu, Oct 12, 2017	57.47	58.37	56.78	57.73
5498	NASDAQ	IONS	Wed, Oct 11, 2017	55.89	57.55	55.41	57.31
5497	NASDAQ	IONS	Tue, Oct 10, 2017	55.09	55.86	55.01	55.84
5496	NASDAQ	IONS	Mon, Oct 9, 2017	55.43	55.87	54.90	55.12
5495	NASDAQ	IONS	Fri, Oct 6, 2017	55.49	56.19	54.84	55.55
5494	NASDAQ	IONS	Thu, Oct 5, 2017	54.51	56.46	54.51	56.01
5493	NASDAQ	IONS	Wed, Oct 4, 2017	52.69	54.70	52.05	54.31
5492	NASDAQ	IONS	Tue, Oct 3, 2017	52.81	53.06	51.90	52.69
5491	NASDAQ	IONS	Mon, Oct 2, 2017	50.83	53.00	50.02	52.91
5490	NASDAQ	IONS	Fri, Sep 29, 2017	52.59	53.10	47.75	50.70
5489	NASDAQ	IONS	Thu, Sep 28, 2017	51.65	53.27	51.04	52.61
5488	NASDAQ	IONS	Wed, Sep 27, 2017	52.80	53.24	51.86	51.89
5487	NASDAQ	IONS	Tue, Sep 26, 2017	52.88	53.40	51.90	52.40
5486	NASDAQ	IONS	Mon, Sep 25, 2017	51.36	52.94	51.10	52.72
5485	NASDAQ	IONS	Fri, Sep 22, 2017	51.54	52.14	50.81	51.32
5484	NASDAQ	IONS	Thu, Sep 21, 2017	54.00	54.00	51.69	51.83
5483	NASDAQ	IONS	Wed, Sep 20, 2017	54.20	55.84	53.11	53.88
5482	NASDAQ	IONS	Tue, Sep 19, 2017	59.65	59.80	58.54	59.07
5481	NASDAQ	IONS	Mon, Sep 18, 2017	59.19	59.77	58.82	59.57
5480	NASDAQ	IONS	Fri, Sep 15, 2017	58.49	59.69	58.00	59.23
5479	NASDAQ	IONS	Thu, Sep 14, 2017	57.41	58.72	56.76	58.37
5478	NASDAQ	IONS	Wed, Sep 13, 2017	57.64	57.95	57.19	57.74
5477	NASDAQ	IONS	Tue, Sep 12, 2017	56.68	57.92	56.31	57.75
5476	NASDAQ	IONS	Mon, Sep 11, 2017	56.75	57.34	56.18	56.73
5475	NASDAQ	IONS	Fri, Sep 8, 2017	56.35	56.64	55.61	56.16
5474	NASDAQ	IONS	Thu, Sep 7, 2017	55.00	56.71	54.50	56.43
5473	NASDAQ	IONS	Wed, Sep 6, 2017	54.93	55.74	54.01	55.17
5472	NASDAQ	IONS	Tue, Sep 5, 2017	53.77	55.00	53.47	54.85
5471	NASDAQ	IONS	Fri, Sep 1, 2017	53.30	54.57	53.14	54.19
5470	NASDAQ	IONS	Thu, Aug 31, 2017	50.97	53.97	50.55	53.62
5469	NASDAQ	IONS	Wed, Aug 30, 2017	49.04	51.18	48.90	50.99
5468	NASDAQ	IONS	Tue, Aug 29, 2017	48.29	49.40	47.79	48.86
5467	NASDAQ	IONS	Mon, Aug 28, 2017	48.66	49.00	47.80	48.93
5466	NASDAQ	IONS	Fri, Aug 25, 2017	49.81	49.81	47.61	47.99
5465	NASDAQ	IONS	Thu, Aug 24, 2017	48.53	49.64	48.01	49.45
5464	NASDAQ	IONS	Wed, Aug 23, 2017	48.60	49.22	48.25	48.45
5463	NASDAQ	IONS	Tue, Aug 22, 2017	46.52	49.00	46.47	48.88
5462	NASDAQ	IONS	Mon, Aug 21, 2017	46.78	47.38	45.63	46.48
5461	NASDAQ	IONS	Fri, Aug 18, 2017	47.00	47.79	46.60	46.98
5460	NASDAQ	IONS	Thu, Aug 17, 2017	47.70	48.98	47.04	47.15
5459	NASDAQ	IONS	Wed, Aug 16, 2017	46.82	47.50	46.63	47.41
5458	NASDAQ	IONS	Tue, Aug 15, 2017	47.23	47.31	45.75	46.53
5457	NASDAQ	IONS	Mon, Aug 14, 2017	47.29	47.95	46.29	47.16
5456	NASDAQ	IONS	Fri, Aug 11, 2017	43.83	47.22	43.75	46.76
5455	NASDAQ	IONS	Thu, Aug 10, 2017	47.77	47.98	45.27	45.56
5454	NASDAQ	IONS	Wed, Aug 9, 2017	48.26	48.88	46.84	48.06
5453	NASDAQ	IONS	Tue, Aug 8, 2017	51.71	52.34	48.01	48.31
5452	NASDAQ	IONS	Mon, Aug 7, 2017	52.39	53.13	51.80	52.56
5451	NASDAQ	IONS	Fri, Aug 4, 2017	51.31	52.44	50.60	52.36
5450	NASDAQ	IONS	Thu, Aug 3, 2017	50.71	51.46	50.43	51.02
5449	NASDAQ	IONS	Wed, Aug 2, 2017	51.14	51.99	50.01	50.78
5448	NASDAQ	IONS	Tue, Aug 1, 2017	52.91	52.91	50.77	50.94
5447	NASDAQ	IONS	Mon, Jul 31, 2017	52.42	53.83	52.28	52.40
5446	NASDAQ	IONS	Fri, Jul 28, 2017	51.87	53.15	51.26	52.77
5445	NASDAQ	IONS	Thu, Jul 27, 2017	54.68	54.92	51.61	52.08
5444	NASDAQ	IONS	Wed, Jul 26, 2017	54.99	55.98	54.00	54.33
5443	NASDAQ	IONS	Tue, Jul 25, 2017	59.97	60.01	52.68	54.71
5442	NASDAQ	IONS	Mon, Jul 24, 2017	56.35	59.71	56.26	59.56
5441	NASDAQ	IONS	Fri, Jul 21, 2017	55.78	57.77	55.36	56.39
5440	NASDAQ	IONS	Thu, Jul 20, 2017	54.52	56.46	54.50	55.86
5439	NASDAQ	IONS	Wed, Jul 19, 2017	54.31	54.70	53.56	54.42
5438	NASDAQ	IONS	Tue, Jul 18, 2017	52.47	54.01	52.47	53.94
5437	NASDAQ	IONS	Mon, Jul 17, 2017	51.60	53.05	51.60	53.01
5436	NASDAQ	IONS	Fri, Jul 14, 2017	51.77	52.04	51.16	51.60
5435	NASDAQ	IONS	Thu, Jul 13, 2017	52.01	52.50	50.50	51.72
5434	NASDAQ	IONS	Wed, Jul 12, 2017	52.42	52.94	51.42	51.97
5433	NASDAQ	IONS	Tue, Jul 11, 2017	51.59	52.45	51.13	52.31
5432	NASDAQ	IONS	Mon, Jul 10, 2017	53.83	53.83	50.74	51.50
5431	NASDAQ	IONS	Fri, Jul 7, 2017	53.46	54.37	52.95	53.43
5430	NASDAQ	IONS	Thu, Jul 6, 2017	54.20	54.70	52.96	53.22
5429	NASDAQ	IONS	Wed, Jul 5, 2017	52.28	55.00	52.07	54.76
5428	NASDAQ	IONS	Mon, Jul 3, 2017	51.01	52.71	51.01	52.22
5427	NASDAQ	IONS	Fri, Jun 30, 2017	51.94	52.14	50.72	50.87
5426	NASDAQ	IONS	Thu, Jun 29, 2017	53.75	53.93	51.62	51.80
5425	NASDAQ	IONS	Wed, Jun 28, 2017	53.26	54.27	52.13	53.93
5424	NASDAQ	IONS	Tue, Jun 27, 2017	55.32	55.34	52.32	52.49
5423	NASDAQ	IONS	Mon, Jun 26, 2017	54.99	55.73	54.25	55.50
5422	NASDAQ	IONS	Fri, Jun 23, 2017	54.53	55.35	54.13	54.97
5421	NASDAQ	IONS	Thu, Jun 22, 2017	54.25	55.38	53.67	54.72
5420	NASDAQ	IONS	Wed, Jun 21, 2017	52.08	54.45	52.08	54.20
5419	NASDAQ	IONS	Tue, Jun 20, 2017	52.11	54.05	51.90	52.15
5418	NASDAQ	IONS	Mon, Jun 19, 2017	49.68	52.17	49.45	52.13
5417	NASDAQ	IONS	Fri, Jun 16, 2017	50.60	50.60	49.22	49.68
5416	NASDAQ	IONS	Thu, Jun 15, 2017	50.52	51.08	50.03	50.25
5415	NASDAQ	IONS	Wed, Jun 14, 2017	50.89	51.30	50.35	50.80
5414	NASDAQ	IONS	Tue, Jun 13, 2017	50.00	50.71	49.62	50.54
5413	NASDAQ	IONS	Mon, Jun 12, 2017	49.55	50.55	47.91	49.86
5412	NASDAQ	IONS	Fri, Jun 9, 2017	50.02	50.85	49.35	49.88
5411	NASDAQ	IONS	Thu, Jun 8, 2017	48.33	50.38	48.12	49.98
5410	NASDAQ	IONS	Wed, Jun 7, 2017	48.57	48.83	47.78	48.36
5409	NASDAQ	IONS	Tue, Jun 6, 2017	48.10	49.23	47.78	48.31
5408	NASDAQ	IONS	Mon, Jun 5, 2017	49.15	49.15	47.73	48.53
5407	NASDAQ	IONS	Fri, Jun 2, 2017	48.38	49.60	47.61	49.36
5406	NASDAQ	IONS	Thu, Jun 1, 2017	46.97	48.61	46.47	48.23
5405	NASDAQ	IONS	Wed, May 31, 2017	45.29	45.89	44.57	45.79
5404	NASDAQ	IONS	Tue, May 30, 2017	46.55	46.86	44.81	44.98
5403	NASDAQ	IONS	Fri, May 26, 2017	46.76	47.71	46.22	46.38
5402	NASDAQ	IONS	Thu, May 25, 2017	47.20	47.20	45.96	46.35
5401	NASDAQ	IONS	Wed, May 24, 2017	45.35	47.23	44.71	46.55
5400	NASDAQ	IONS	Tue, May 23, 2017	44.86	46.05	44.05	45.14
5399	NASDAQ	IONS	Mon, May 22, 2017	43.69	44.82	43.07	44.76
5398	NASDAQ	IONS	Fri, May 19, 2017	42.29	44.15	42.12	43.55
5397	NASDAQ	IONS	Thu, May 18, 2017	43.13	44.10	41.70	42.24
5396	NASDAQ	IONS	Wed, May 17, 2017	44.48	44.50	42.99	43.16
5395	NASDAQ	IONS	Tue, May 16, 2017	43.67	45.50	43.51	44.94
5394	NASDAQ	IONS	Mon, May 15, 2017	43.20	44.77	41.05	43.90
5393	NASDAQ	IONS	Fri, May 12, 2017	45.11	47.63	44.70	47.08
5392	NASDAQ	IONS	Thu, May 11, 2017	44.30	45.21	43.26	44.92
5391	NASDAQ	IONS	Wed, May 10, 2017	46.64	47.20	42.51	44.10
5390	NASDAQ	IONS	Tue, May 9, 2017	47.68	48.20	45.79	46.80
5389	NASDAQ	IONS	Mon, May 8, 2017	47.17	47.65	45.13	45.30
5388	NASDAQ	IONS	Fri, May 5, 2017	47.85	47.89	46.47	47.72
5387	NASDAQ	IONS	Thu, May 4, 2017	48.30	48.32	47.40	47.88
5386	NASDAQ	IONS	Wed, May 3, 2017	47.53	48.08	46.53	47.97
5385	NASDAQ	IONS	Tue, May 2, 2017	48.90	48.90	47.12	47.44
5384	NASDAQ	IONS	Mon, May 1, 2017	48.28	48.95	48.02	48.72
5383	NASDAQ	IONS	Fri, Apr 28, 2017	47.85	48.53	46.64	48.19
5382	NASDAQ	IONS	Thu, Apr 27, 2017	47.13	47.82	45.92	47.56
5381	NASDAQ	IONS	Wed, Apr 26, 2017	47.76	48.00	46.08	46.96
5380	NASDAQ	IONS	Tue, Apr 25, 2017	48.00	49.50	47.09	47.88
5379	NASDAQ	IONS	Mon, Apr 24, 2017	44.60	46.08	43.77	45.74
5378	NASDAQ	IONS	Fri, Apr 21, 2017	42.91	44.38	42.73	44.26
5377	NASDAQ	IONS	Thu, Apr 20, 2017	42.08	43.13	41.86	42.91
5376	NASDAQ	IONS	Wed, Apr 19, 2017	42.25	43.32	41.66	41.87
5375	NASDAQ	IONS	Tue, Apr 18, 2017	41.98	42.63	41.54	42.34
5374	NASDAQ	IONS	Mon, Apr 17, 2017	42.48	43.04	41.85	42.16
5373	NASDAQ	IONS	Thu, Apr 13, 2017	39.35	42.73	39.19	42.27
5372	NASDAQ	IONS	Wed, Apr 12, 2017	39.20	40.15	39.05	39.35
5371	NASDAQ	IONS	Tue, Apr 11, 2017	38.64	39.42	38.42	39.14
5370	NASDAQ	IONS	Mon, Apr 10, 2017	38.93	39.80	38.56	38.71
5369	NASDAQ	IONS	Fri, Apr 7, 2017	37.86	38.95	37.55	38.85
5368	NASDAQ	IONS	Thu, Apr 6, 2017	37.92	38.49	37.26	37.96
5367	NASDAQ	IONS	Wed, Apr 5, 2017	38.92	39.26	37.62	37.91
5366	NASDAQ	IONS	Tue, Apr 4, 2017	38.44	39.52	38.36	38.92
5365	NASDAQ	IONS	Mon, Apr 3, 2017	40.63	40.63	38.32	38.45
5364	NASDAQ	IONS	Fri, Mar 31, 2017	40.42	40.84	39.89	40.20
5363	NASDAQ	IONS	Thu, Mar 30, 2017	38.68	40.58	38.65	40.41
5362	NASDAQ	IONS	Wed, Mar 29, 2017	38.97	39.00	38.35	38.59
5361	NASDAQ	IONS	Tue, Mar 28, 2017	39.98	40.50	38.58	38.85
5360	NASDAQ	IONS	Mon, Mar 27, 2017	38.55	39.97	37.75	39.89
5359	NASDAQ	IONS	Fri, Mar 24, 2017	38.11	39.30	38.03	38.98
5358	NASDAQ	IONS	Thu, Mar 23, 2017	38.05	39.17	37.42	37.93
5357	NASDAQ	IONS	Wed, Mar 22, 2017	38.41	38.76	37.29	38.14
5356	NASDAQ	IONS	Tue, Mar 21, 2017	40.13	40.75	38.09	38.24
5355	NASDAQ	IONS	Mon, Mar 20, 2017	40.28	40.28	38.91	40.07
5354	NASDAQ	IONS	Fri, Mar 17, 2017	41.59	41.59	40.00	40.22
5353	NASDAQ	IONS	Thu, Mar 16, 2017	40.65	42.12	39.32	41.72
5352	NASDAQ	IONS	Wed, Mar 15, 2017	40.35	41.78	40.06	41.47
5351	NASDAQ	IONS	Tue, Mar 14, 2017	41.40	41.40	40.44	40.57
5350	NASDAQ	IONS	Mon, Mar 13, 2017	41.78	43.57	40.53	41.74
5349	NASDAQ	IONS	Fri, Mar 10, 2017	41.99	43.00	39.85	41.84
5348	NASDAQ	IONS	Thu, Mar 9, 2017	47.00	47.96	44.68	45.80
5347	NASDAQ	IONS	Wed, Mar 8, 2017	46.98	48.58	46.65	47.13
5346	NASDAQ	IONS	Tue, Mar 7, 2017	49.04	49.15	46.30	46.51
5345	NASDAQ	IONS	Mon, Mar 6, 2017	53.15	53.30	50.03	50.18
5344	NASDAQ	IONS	Fri, Mar 3, 2017	53.79	56.91	53.63	54.70
5343	NASDAQ	IONS	Thu, Mar 2, 2017	49.41	54.80	49.25	53.56
5342	NASDAQ	IONS	Wed, Mar 1, 2017	49.52	50.98	48.75	49.44
5341	NASDAQ	IONS	Tue, Feb 28, 2017	48.98	50.90	46.71	49.77
5340	NASDAQ	IONS	Mon, Feb 27, 2017	44.54	47.00	44.02	46.90
5339	NASDAQ	IONS	Fri, Feb 24, 2017	43.96	45.05	43.29	44.59
5338	NASDAQ	IONS	Thu, Feb 23, 2017	45.73	45.75	43.91	44.35
5337	NASDAQ	IONS	Wed, Feb 22, 2017	46.15	46.35	45.43	45.67
5336	NASDAQ	IONS	Tue, Feb 21, 2017	47.05	47.24	45.99	46.20
5335	NASDAQ	IONS	Fri, Feb 17, 2017	46.54	47.01	46.01	46.94
5334	NASDAQ	IONS	Thu, Feb 16, 2017	47.53	48.00	45.78	46.79
5333	NASDAQ	IONS	Wed, Feb 15, 2017	46.78	47.19	46.30	46.97
5332	NASDAQ	IONS	Tue, Feb 14, 2017	47.26	47.26	45.58	46.99
5331	NASDAQ	IONS	Mon, Feb 13, 2017	45.47	46.83	45.33	46.09
5330	NASDAQ	IONS	Fri, Feb 10, 2017	46.08	46.46	45.05	45.42
5329	NASDAQ	IONS	Thu, Feb 9, 2017	45.39	47.34	45.39	46.08
5328	NASDAQ	IONS	Wed, Feb 8, 2017	44.40	45.94	43.39	45.28
5327	NASDAQ	IONS	Tue, Feb 7, 2017	47.33	47.53	44.54	44.82
5326	NASDAQ	IONS	Mon, Feb 6, 2017	46.49	46.82	45.56	46.67
5325	NASDAQ	IONS	Fri, Feb 3, 2017	44.76	46.44	44.23	46.42
5324	NASDAQ	IONS	Thu, Feb 2, 2017	44.43	44.92	43.92	44.44
5323	NASDAQ	IONS	Wed, Feb 1, 2017	45.40	45.58	43.71	44.39
5322	NASDAQ	IONS	Tue, Jan 31, 2017	41.12	44.61	40.61	44.50
5321	NASDAQ	IONS	Mon, Jan 30, 2017	41.90	41.92	40.47	41.81
5320	NASDAQ	IONS	Fri, Jan 27, 2017	42.02	42.58	41.47	42.41
5319	NASDAQ	IONS	Thu, Jan 26, 2017	43.19	44.50	41.71	41.86
5318	NASDAQ	IONS	Wed, Jan 25, 2017	42.62	43.57	42.15	42.90
5317	NASDAQ	IONS	Tue, Jan 24, 2017	43.53	43.95	41.05	42.36
5316	NASDAQ	IONS	Mon, Jan 23, 2017	46.83	46.85	42.93	43.94
5315	NASDAQ	IONS	Fri, Jan 20, 2017	46.53	47.14	46.25	46.97
5314	NASDAQ	IONS	Thu, Jan 19, 2017	46.94	47.30	46.04	46.70
5313	NASDAQ	IONS	Wed, Jan 18, 2017	46.60	47.22	45.57	47.14
5312	NASDAQ	IONS	Tue, Jan 17, 2017	47.39	47.74	45.76	46.62
5311	NASDAQ	IONS	Fri, Jan 13, 2017	49.51	50.60	47.84	48.09
5310	NASDAQ	IONS	Thu, Jan 12, 2017	48.29	50.24	48.00	49.54
5309	NASDAQ	IONS	Wed, Jan 11, 2017	50.29	52.58	47.27	48.92
5308	NASDAQ	IONS	Tue, Jan 10, 2017	48.45	50.25	47.06	50.07
5307	NASDAQ	IONS	Mon, Jan 9, 2017	48.64	49.46	47.41	48.14
5306	NASDAQ	IONS	Fri, Jan 6, 2017	49.93	50.05	47.56	47.83
5305	NASDAQ	IONS	Thu, Jan 5, 2017	49.36	49.36	45.59	47.09
5304	NASDAQ	IONS	Wed, Jan 4, 2017	47.47	50.48	47.37	49.34
5303	NASDAQ	IONS	Tue, Jan 3, 2017	48.02	48.98	46.26	47.34
5302	NASDAQ	IONS	Fri, Dec 30, 2016	48.72	49.80	47.51	47.83
5301	NASDAQ	IONS	Thu, Dec 29, 2016	51.30	51.65	48.37	48.62
5300	NASDAQ	IONS	Wed, Dec 28, 2016	54.50	54.57	51.05	51.54
5299	NASDAQ	IONS	Tue, Dec 27, 2016	56.98	57.00	54.52	55.12
5298	NASDAQ	IONS	Fri, Dec 23, 2016	51.55	53.60	51.55	53.41
5297	NASDAQ	IONS	Thu, Dec 22, 2016	52.37	53.15	51.24	51.59
5296	NASDAQ	IONS	Wed, Dec 21, 2016	52.20	52.92	51.55	52.15
5295	NASDAQ	IONS	Tue, Dec 20, 2016	49.96	53.74	49.70	51.92
5294	NASDAQ	IONS	Mon, Dec 19, 2016	49.20	50.06	48.35	49.17
5293	NASDAQ	IONS	Fri, Dec 16, 2016	50.50	51.12	48.65	49.30
5292	NASDAQ	IONS	Thu, Dec 15, 2016	47.71	50.39	46.55	49.65
5291	NASDAQ	IONS	Wed, Dec 14, 2016	45.95	47.98	44.91	47.32
5290	NASDAQ	IONS	Tue, Dec 13, 2016	45.12	46.49	45.12	46.27
5289	NASDAQ	IONS	Mon, Dec 12, 2016	44.88	46.10	44.53	45.10
5288	NASDAQ	IONS	Fri, Dec 9, 2016	46.75	47.49	45.38	45.57
5287	NASDAQ	IONS	Thu, Dec 8, 2016	45.38	46.71	44.65	46.56
5286	NASDAQ	IONS	Wed, Dec 7, 2016	46.51	46.95	43.35	46.00
5285	NASDAQ	IONS	Tue, Dec 6, 2016	46.47	47.61	45.50	47.45
5284	NASDAQ	IONS	Mon, Dec 5, 2016	43.32	46.50	42.78	46.00
5283	NASDAQ	IONS	Fri, Dec 2, 2016	41.18	43.97	40.67	43.00
5282	NASDAQ	IONS	Thu, Dec 1, 2016	43.32	43.68	40.84	41.33
5281	NASDAQ	IONS	Wed, Nov 30, 2016	45.78	46.27	43.49	43.76
5280	NASDAQ	IONS	Tue, Nov 29, 2016	46.03	47.40	45.57	46.27
5279	NASDAQ	IONS	Mon, Nov 28, 2016	45.56	46.19	44.90	45.75
5278	NASDAQ	IONS	Fri, Nov 25, 2016	45.59	46.09	44.68	46.01
5277	NASDAQ	IONS	Wed, Nov 23, 2016	42.50	45.46	42.01	45.39
5276	NASDAQ	IONS	Tue, Nov 22, 2016	45.80	46.31	43.20	43.61
5275	NASDAQ	IONS	Mon, Nov 21, 2016	45.17	46.19	44.50	45.77
5274	NASDAQ	IONS	Fri, Nov 18, 2016	46.23	46.96	44.88	45.12
5273	NASDAQ	IONS	Thu, Nov 17, 2016	45.01	46.50	44.27	46.40
5272	NASDAQ	IONS	Wed, Nov 16, 2016	47.56	48.48	45.52	45.57
5271	NASDAQ	IONS	Tue, Nov 15, 2016	47.07	48.60	45.76	48.16
5270	NASDAQ	IONS	Mon, Nov 14, 2016	42.80	48.24	42.77	47.49
5269	NASDAQ	IONS	Fri, Nov 11, 2016	40.25	42.75	39.50	42.57
5268	NASDAQ	IONS	Thu, Nov 10, 2016	38.95	43.00	38.61	40.95
5267	NASDAQ	IONS	Wed, Nov 9, 2016	32.87	40.39	32.65	38.38
5266	NASDAQ	IONS	Tue, Nov 8, 2016	31.95	32.19	30.28	31.46
5265	NASDAQ	IONS	Mon, Nov 7, 2016	33.61	34.77	31.45	32.12
5264	NASDAQ	IONS	Fri, Nov 4, 2016	27.00	27.79	26.70	27.13
5263	NASDAQ	IONS	Thu, Nov 3, 2016	27.00	27.51	26.86	27.00
5262	NASDAQ	IONS	Wed, Nov 2, 2016	26.00	27.23	24.58	27.00
5261	NASDAQ	IONS	Tue, Nov 1, 2016	26.25	27.45	25.97	27.32
5260	NASDAQ	IONS	Mon, Oct 31, 2016	26.28	26.35	25.59	25.98
5259	NASDAQ	IONS	Fri, Oct 28, 2016	26.00	26.81	25.19	26.09
5258	NASDAQ	IONS	Thu, Oct 27, 2016	27.36	27.90	25.63	25.69
5257	NASDAQ	IONS	Wed, Oct 26, 2016	27.26	28.30	27.06	27.22
5256	NASDAQ	IONS	Tue, Oct 25, 2016	27.72	27.98	26.62	27.16
5255	NASDAQ	IONS	Mon, Oct 24, 2016	28.22	28.40	27.52	27.65
5254	NASDAQ	IONS	Fri, Oct 21, 2016	28.32	28.50	27.85	28.07
5253	NASDAQ	IONS	Thu, Oct 20, 2016	27.77	28.99	27.72	28.59
5252	NASDAQ	IONS	Wed, Oct 19, 2016	28.63	28.73	27.77	27.82
5251	NASDAQ	IONS	Tue, Oct 18, 2016	29.25	29.79	28.52	28.62
5250	NASDAQ	IONS	Mon, Oct 17, 2016	29.27	29.41	28.38	28.87
5249	NASDAQ	IONS	Fri, Oct 14, 2016	30.26	30.48	28.69	29.00
5248	NASDAQ	IONS	Thu, Oct 13, 2016	30.29	30.82	29.47	30.10
5247	NASDAQ	IONS	Wed, Oct 12, 2016	32.33	32.66	30.51	30.65
5246	NASDAQ	IONS	Tue, Oct 11, 2016	33.99	34.40	32.01	32.33
5245	NASDAQ	IONS	Mon, Oct 10, 2016	34.81	34.94	33.95	34.32
5244	NASDAQ	IONS	Fri, Oct 7, 2016	34.51	35.05	33.30	34.26
5243	NASDAQ	IONS	Thu, Oct 6, 2016	36.30	36.30	33.12	34.26
5242	NASDAQ	IONS	Wed, Oct 5, 2016	35.66	36.65	35.52	36.38
5241	NASDAQ	IONS	Tue, Oct 4, 2016	36.21	36.53	35.37	35.66
5240	NASDAQ	IONS	Mon, Oct 3, 2016	36.61	36.77	35.18	36.03
5239	NASDAQ	IONS	Fri, Sep 30, 2016	35.67	37.04	35.27	36.64
5238	NASDAQ	IONS	Thu, Sep 29, 2016	36.42	36.61	35.48	35.57
5237	NASDAQ	IONS	Wed, Sep 28, 2016	36.80	37.00	35.17	36.20
5236	NASDAQ	IONS	Tue, Sep 27, 2016	35.00	36.79	34.57	36.72
5235	NASDAQ	IONS	Mon, Sep 26, 2016	34.89	35.30	34.45	34.88
5234	NASDAQ	IONS	Fri, Sep 23, 2016	34.77	35.69	34.41	35.12
5233	NASDAQ	IONS	Thu, Sep 22, 2016	35.81	35.99	34.02	35.02
5232	NASDAQ	IONS	Wed, Sep 21, 2016	34.05	35.73	34.01	35.38
5231	NASDAQ	IONS	Tue, Sep 20, 2016	31.80	34.12	31.80	34.01
5230	NASDAQ	IONS	Mon, Sep 19, 2016	32.06	32.54	31.27	31.64
5229	NASDAQ	IONS	Fri, Sep 16, 2016	30.64	32.20	30.54	31.75
5228	NASDAQ	IONS	Thu, Sep 15, 2016	30.51	31.07	30.33	30.86
5227	NASDAQ	IONS	Wed, Sep 14, 2016	29.53	30.55	29.49	30.46
5226	NASDAQ	IONS	Tue, Sep 13, 2016	29.70	30.03	28.85	29.42
5225	NASDAQ	IONS	Mon, Sep 12, 2016	28.89	30.06	28.70	30.02
5224	NASDAQ	IONS	Fri, Sep 9, 2016	30.35	30.55	29.00	29.01
5223	NASDAQ	IONS	Thu, Sep 8, 2016	30.10	31.12	29.77	30.83
5222	NASDAQ	IONS	Wed, Sep 7, 2016	29.33	31.49	29.00	30.11
5221	NASDAQ	IONS	Tue, Sep 6, 2016	29.55	29.85	28.92	29.37
5220	NASDAQ	IONS	Fri, Sep 2, 2016	30.11	30.50	29.38	29.46
5219	NASDAQ	IONS	Thu, Sep 1, 2016	29.72	30.21	29.31	30.04
5218	NASDAQ	IONS	Wed, Aug 31, 2016	29.69	30.72	29.32	29.65
5217	NASDAQ	IONS	Tue, Aug 30, 2016	30.25	30.81	29.62	29.69
5216	NASDAQ	IONS	Mon, Aug 29, 2016	30.86	30.90	30.05	30.32
5215	NASDAQ	IONS	Fri, Aug 26, 2016	30.23	31.21	30.14	30.90
5214	NASDAQ	IONS	Thu, Aug 25, 2016	31.49	32.09	29.80	30.37
5213	NASDAQ	IONS	Wed, Aug 24, 2016	33.75	34.91	31.41	31.64
5212	NASDAQ	IONS	Tue, Aug 23, 2016	34.17	34.26	33.32	33.71
5211	NASDAQ	IONS	Mon, Aug 22, 2016	33.66	34.17	33.20	33.87
5210	NASDAQ	IONS	Fri, Aug 19, 2016	34.17	34.39	33.17	33.39
5209	NASDAQ	IONS	Thu, Aug 18, 2016	34.35	34.58	33.90	34.47
5208	NASDAQ	IONS	Wed, Aug 17, 2016	34.09	34.81	33.95	34.34
5207	NASDAQ	IONS	Tue, Aug 16, 2016	35.40	35.48	33.78	33.96
5206	NASDAQ	IONS	Mon, Aug 15, 2016	35.05	36.02	34.86	35.45
5205	NASDAQ	IONS	Fri, Aug 12, 2016	35.78	35.78	34.71	35.03
5204	NASDAQ	IONS	Thu, Aug 11, 2016	36.08	36.50	34.94	35.90
5203	NASDAQ	IONS	Wed, Aug 10, 2016	36.31	37.15	35.75	35.96
5202	NASDAQ	IONS	Tue, Aug 9, 2016	36.66	37.49	36.00	36.33
5201	NASDAQ	IONS	Mon, Aug 8, 2016	36.31	37.54	35.83	35.91
5200	NASDAQ	IONS	Fri, Aug 5, 2016	36.50	36.97	35.26	36.12
5199	NASDAQ	IONS	Thu, Aug 4, 2016	37.70	38.52	36.53	36.63
5198	NASDAQ	IONS	Wed, Aug 3, 2016	37.14	38.01	36.40	37.73
5197	NASDAQ	IONS	Tue, Aug 2, 2016	38.27	40.20	35.50	37.74
5196	NASDAQ	IONS	Mon, Aug 1, 2016	37.16	40.82	35.36	38.01
5195	NASDAQ	IONS	Fri, Jul 29, 2016	28.69	29.32	28.35	29.19
5194	NASDAQ	IONS	Thu, Jul 28, 2016	29.07	29.30	28.24	28.84
5193	NASDAQ	IONS	Wed, Jul 27, 2016	28.36	29.27	28.07	29.18
5192	NASDAQ	IONS	Tue, Jul 26, 2016	28.27	28.77	27.86	28.19
5191	NASDAQ	IONS	Mon, Jul 25, 2016	27.85	28.45	27.62	28.38
5190	NASDAQ	IONS	Fri, Jul 22, 2016	27.90	28.32	27.47	27.84
5189	NASDAQ	IONS	Thu, Jul 21, 2016	27.64	28.73	27.41	27.75
5188	NASDAQ	IONS	Wed, Jul 20, 2016	26.84	27.60	26.83	27.28
5187	NASDAQ	IONS	Tue, Jul 19, 2016	28.00	28.25	26.30	26.66
5186	NASDAQ	IONS	Mon, Jul 18, 2016	27.35	28.70	26.63	27.69
5185	NASDAQ	IONS	Fri, Jul 15, 2016	24.59	27.53	24.34	27.28
5184	NASDAQ	IONS	Thu, Jul 14, 2016	24.84	24.94	23.90	24.52
5183	NASDAQ	IONS	Wed, Jul 13, 2016	25.72	26.29	24.60	24.68
5182	NASDAQ	IONS	Tue, Jul 12, 2016	25.50	26.05	25.30	25.49
5181	NASDAQ	IONS	Mon, Jul 11, 2016	25.65	25.88	25.11	25.28
5180	NASDAQ	IONS	Fri, Jul 8, 2016	25.15	25.76	24.87	25.36
5179	NASDAQ	IONS	Thu, Jul 7, 2016	25.26	25.90	24.50	25.14
5178	NASDAQ	IONS	Wed, Jul 6, 2016	24.20	25.47	23.92	25.08
5177	NASDAQ	IONS	Tue, Jul 5, 2016	24.40	24.62	23.94	24.48
5176	NASDAQ	IONS	Fri, Jul 1, 2016	23.31	24.48	23.26	24.42
5175	NASDAQ	IONS	Thu, Jun 30, 2016	23.16	23.59	22.54	23.29
5174	NASDAQ	IONS	Wed, Jun 29, 2016	22.77	23.35	22.38	23.15
5173	NASDAQ	IONS	Tue, Jun 28, 2016	21.06	22.57	21.05	22.49
5172	NASDAQ	IONS	Mon, Jun 27, 2016	21.75	22.04	20.49	20.62
5171	NASDAQ	IONS	Fri, Jun 24, 2016	22.35	23.46	21.93	21.97
5170	NASDAQ	IONS	Thu, Jun 23, 2016	22.82	23.61	22.47	23.60
5169	NASDAQ	IONS	Wed, Jun 22, 2016	22.33	23.67	22.06	22.59
5168	NASDAQ	IONS	Tue, Jun 21, 2016	23.17	23.17	21.85	22.41
5167	NASDAQ	IONS	Mon, Jun 20, 2016	22.76	23.25	22.26	23.04
5166	NASDAQ	IONS	Fri, Jun 17, 2016	23.29	23.58	22.38	22.46
5165	NASDAQ	IONS	Thu, Jun 16, 2016	22.82	23.39	22.22	23.32
5164	NASDAQ	IONS	Wed, Jun 15, 2016	22.54	23.49	22.53	22.86
5163	NASDAQ	IONS	Tue, Jun 14, 2016	21.40	22.54	21.30	22.35
5162	NASDAQ	IONS	Mon, Jun 13, 2016	21.49	22.45	21.30	21.47
5161	NASDAQ	IONS	Fri, Jun 10, 2016	21.10	22.07	20.72	21.75
5160	NASDAQ	IONS	Thu, Jun 9, 2016	21.42	21.68	20.85	21.45
5159	NASDAQ	IONS	Wed, Jun 8, 2016	22.69	22.70	21.38	21.57
5158	NASDAQ	IONS	Tue, Jun 7, 2016	24.20	24.20	22.32	22.33
5157	NASDAQ	IONS	Mon, Jun 6, 2016	23.12	24.37	22.25	24.29
5156	NASDAQ	IONS	Fri, Jun 3, 2016	23.57	24.12	22.52	22.96
5155	NASDAQ	IONS	Thu, Jun 2, 2016	22.55	23.94	22.06	23.75
5154	NASDAQ	IONS	Wed, Jun 1, 2016	22.57	23.00	22.20	22.52
5153	NASDAQ	IONS	Tue, May 31, 2016	22.29	23.18	21.71	22.69
5152	NASDAQ	IONS	Fri, May 27, 2016	20.18	22.52	19.59	22.01
5151	NASDAQ	IONS	Thu, May 26, 2016	26.80	26.81	21.09	21.36
5150	NASDAQ	IONS	Wed, May 25, 2016	33.69	35.84	33.61	35.26
5149	NASDAQ	IONS	Tue, May 24, 2016	34.31	34.85	33.07	33.37
5148	NASDAQ	IONS	Mon, May 23, 2016	33.35	34.80	33.35	34.08
5147	NASDAQ	IONS	Fri, May 20, 2016	33.06	34.48	32.98	33.59
5146	NASDAQ	IONS	Thu, May 19, 2016	33.35	34.42	32.27	32.79
5145	NASDAQ	IONS	Wed, May 18, 2016	32.49	34.35	32.49	33.49
5144	NASDAQ	IONS	Tue, May 17, 2016	32.48	33.48	32.17	32.59
5143	NASDAQ	IONS	Mon, May 16, 2016	31.49	32.92	31.49	32.63
5142	NASDAQ	IONS	Fri, May 13, 2016	30.23	31.95	30.20	31.42
5141	NASDAQ	IONS	Thu, May 12, 2016	33.09	33.43	30.01	30.49
5140	NASDAQ	IONS	Wed, May 11, 2016	33.94	35.08	32.89	32.93
5139	NASDAQ	IONS	Tue, May 10, 2016	34.50	34.54	33.56	34.11
5138	NASDAQ	IONS	Mon, May 9, 2016	34.01	34.79	33.90	34.38
5137	NASDAQ	IONS	Fri, May 6, 2016	34.53	35.40	33.37	34.01
5136	NASDAQ	IONS	Thu, May 5, 2016	35.52	35.66	33.75	34.91
5135	NASDAQ	IONS	Wed, May 4, 2016	38.32	38.54	34.53	35.25
5134	NASDAQ	IONS	Tue, May 3, 2016	39.59	39.97	38.05	38.22
5133	NASDAQ	IONS	Mon, May 2, 2016	40.86	41.17	38.73	40.40
5132	NASDAQ	IONS	Fri, Apr 29, 2016	41.07	42.45	40.73	40.97
5131	NASDAQ	IONS	Thu, Apr 28, 2016	41.38	42.68	40.71	40.99
5130	NASDAQ	IONS	Wed, Apr 27, 2016	41.68	42.20	40.60	41.37
5129	NASDAQ	IONS	Tue, Apr 26, 2016	43.02	43.15	41.14	42.00
5128	NASDAQ	IONS	Mon, Apr 25, 2016	43.42	44.16	42.95	43.08
5127	NASDAQ	IONS	Fri, Apr 22, 2016	43.74	44.40	42.65	43.44
5126	NASDAQ	IONS	Thu, Apr 21, 2016	43.61	44.35	42.69	43.78
5125	NASDAQ	IONS	Wed, Apr 20, 2016	42.55	44.49	41.78	43.62
5124	NASDAQ	IONS	Tue, Apr 19, 2016	43.25	43.38	41.75	42.51
5123	NASDAQ	IONS	Mon, Apr 18, 2016	42.11	43.66	42.11	43.32
5122	NASDAQ	IONS	Fri, Apr 15, 2016	42.67	42.72	41.44	42.48
5121	NASDAQ	IONS	Thu, Apr 14, 2016	42.60	43.35	41.74	42.70
5120	NASDAQ	IONS	Wed, Apr 13, 2016	41.00	42.81	40.83	42.61
5119	NASDAQ	IONS	Tue, Apr 12, 2016	40.68	41.00	39.53	40.57
5118	NASDAQ	IONS	Mon, Apr 11, 2016	40.34	41.47	39.87	40.67
5117	NASDAQ	IONS	Fri, Apr 8, 2016	42.41	42.50	40.02	40.39
5116	NASDAQ	IONS	Thu, Apr 7, 2016	42.50	44.15	40.33	41.40
5115	NASDAQ	IONS	Wed, Apr 6, 2016	42.50	46.75	42.30	46.53
5114	NASDAQ	IONS	Tue, Apr 5, 2016	42.26	42.26	42.26	42.56
5113	NASDAQ	IONS	Mon, Apr 4, 2016	41.09	43.69	41.09	42.26
5112	NASDAQ	IONS	Fri, Apr 1, 2016	40.43	41.75	39.61	41.02
5111	NASDAQ	IONS	Thu, Mar 31, 2016	39.20	41.32	38.67	38.63
5110	NASDAQ	IONS	Wed, Mar 30, 2016	39.67	41.05	38.26	38.63
5109	NASDAQ	IONS	Tue, Mar 29, 2016	38.31	38.31	38.03	38.31
5108	NASDAQ	IONS	Mon, Mar 28, 2016	40.87	41.50	38.07	38.31
5107	NASDAQ	IONS	Thu, Mar 24, 2016	40.00	42.36	38.21	41.62
5106	NASDAQ	IONS	Wed, Mar 23, 2016	45.40	46.05	39.77	39.80
5105	NASDAQ	IONS	Tue, Mar 22, 2016	40.34	42.93	40.15	41.75
5104	NASDAQ	IONS	Mon, Mar 21, 2016	38.54	41.28	38.50	40.63
5103	NASDAQ	IONS	Fri, Mar 18, 2016	37.60	39.91	36.27	38.65
5102	NASDAQ	IONS	Thu, Mar 17, 2016	36.66	37.19	34.77	36.94
5101	NASDAQ	IONS	Wed, Mar 16, 2016	36.07	38.39	36.00	36.88
5100	NASDAQ	IONS	Tue, Mar 15, 2016	40.50	40.50	36.09	36.51
5099	NASDAQ	IONS	Mon, Mar 14, 2016	39.09	40.86	38.72	40.34
5098	NASDAQ	IONS	Fri, Mar 11, 2016	37.41	39.45	37.05	39.07
5097	NASDAQ	IONS	Thu, Mar 10, 2016	38.00	38.00	38.00	37.08
5096	NASDAQ	IONS	Wed, Mar 9, 2016	40.09	40.09	37.32	39.29
5095	NASDAQ	IONS	Tue, Mar 8, 2016	41.61	41.86	38.85	39.29
5094	NASDAQ	IONS	Mon, Mar 7, 2016	39.74	43.00	39.37	41.49
5093	NASDAQ	IONS	Fri, Mar 4, 2016	38.41	38.41	38.41	39.81
5092	NASDAQ	IONS	Thu, Mar 3, 2016	38.00	38.00	38.00	38.41
5091	NASDAQ	IONS	Wed, Mar 2, 2016	35.66	39.17	35.66	37.75
5090	NASDAQ	IONS	Tue, Mar 1, 2016	34.58	34.58	34.58	35.93
5089	NASDAQ	IONS	Mon, Feb 29, 2016	33.56	36.48	33.56	33.50
5088	NASDAQ	IONS	Fri, Feb 26, 2016	33.66	33.66	33.66	33.50
5087	NASDAQ	IONS	Thu, Feb 25, 2016	35.00	36.84	32.74	33.57
5086	NASDAQ	IONS	Wed, Feb 24, 2016	34.41	35.40	32.32	35.13
5085	NASDAQ	IONS	Tue, Feb 23, 2016	36.64	37.10	34.77	34.85
5084	NASDAQ	IONS	Mon, Feb 22, 2016	37.74	38.40	36.30	36.80
5083	NASDAQ	IONS	Fri, Feb 19, 2016	36.93	37.28	35.57	37.00
5082	NASDAQ	IONS	Thu, Feb 18, 2016	39.39	39.50	36.65	36.99
5081	NASDAQ	IONS	Wed, Feb 17, 2016	36.25	39.32	36.20	38.74
5080	NASDAQ	IONS	Tue, Feb 16, 2016	36.63	38.10	35.68	36.04
5079	NASDAQ	IONS	Fri, Feb 12, 2016	34.86	35.84	33.24	35.74
5078	NASDAQ	IONS	Thu, Feb 11, 2016	32.40	35.25	30.93	34.25
5077	NASDAQ	IONS	Wed, Feb 10, 2016	33.42	35.40	32.92	33.03
5076	NASDAQ	IONS	Tue, Feb 9, 2016	32.35	34.82	31.66	33.17
5075	NASDAQ	IONS	Mon, Feb 8, 2016	34.47	34.69	31.84	32.85
5074	NASDAQ	IONS	Fri, Feb 5, 2016	35.52	36.02	34.04	35.39
5073	NASDAQ	IONS	Thu, Feb 4, 2016	35.00	38.73	34.74	35.56
5072	NASDAQ	IONS	Wed, Feb 3, 2016	35.76	36.33	32.75	35.49
5071	NASDAQ	IONS	Tue, Feb 2, 2016	39.26	39.30	35.41	35.61
5070	NASDAQ	IONS	Mon, Feb 1, 2016	38.50	39.90	37.77	39.28
5069	NASDAQ	IONS	Fri, Jan 29, 2016	39.75	40.76	37.34	38.93
5068	NASDAQ	IONS	Thu, Jan 28, 2016	43.02	43.34	39.09	39.73
5067	NASDAQ	IONS	Wed, Jan 27, 2016	46.36	46.49	42.31	42.49
5066	NASDAQ	IONS	Tue, Jan 26, 2016	46.34	47.75	44.22	46.39
5065	NASDAQ	IONS	Mon, Jan 25, 2016	45.83	47.81	44.90	46.19
5064	NASDAQ	IONS	Fri, Jan 22, 2016	44.12	45.89	43.30	45.47
5063	NASDAQ	IONS	Thu, Jan 21, 2016	43.50	46.71	41.86	43.14
5062	NASDAQ	IONS	Wed, Jan 20, 2016	39.23	44.49	37.26	42.83
5061	NASDAQ	IONS	Tue, Jan 19, 2016	44.74	44.81	39.26	40.63
5060	NASDAQ	IONS	Fri, Jan 15, 2016	43.10	46.50	42.90	43.88
5059	NASDAQ	IONS	Thu, Jan 14, 2016	43.88	48.28	41.54	47.91
5058	NASDAQ	IONS	Wed, Jan 13, 2016	49.04	49.56	43.60	43.78
5057	NASDAQ	IONS	Tue, Jan 12, 2016	50.99	54.21	43.70	48.57
5056	NASDAQ	IONS	Mon, Jan 11, 2016	57.11	57.46	48.50	50.19
5055	NASDAQ	IONS	Fri, Jan 8, 2016	56.43	59.04	54.77	56.88
5054	NASDAQ	IONS	Thu, Jan 7, 2016	56.97	57.79	54.54	55.43
5053	NASDAQ	IONS	Wed, Jan 6, 2016	60.00	60.25	56.82	58.72
5052	NASDAQ	IONS	Tue, Jan 5, 2016	61.47	62.68	60.19	60.94
5051	NASDAQ	IONS	Mon, Jan 4, 2016	61.05	61.77	60.12	61.68
5050	NASDAQ	IONS	Thu, Dec 31, 2015	60.81	62.25	60.71	61.93
5049	NASDAQ	IONS	Wed, Dec 30, 2015	60.67	61.44	60.24	61.32
5048	NASDAQ	IONS	Tue, Dec 29, 2015	60.77	61.27	60.16	60.89
5047	NASDAQ	IONS	Mon, Dec 28, 2015	59.74	61.11	59.21	60.54
5046	NASDAQ	IONS	Thu, Dec 24, 2015	58.50	60.43	58.05	59.64
5045	NASDAQ	IONS	Wed, Dec 23, 2015	58.12	58.89	57.28	58.62
5044	NASDAQ	IONS	Tue, Dec 22, 2015	57.76	58.94	56.70	57.85
5043	NASDAQ	IONS	Fri, May 20, 2011	8.69	8.77	8.65	8.70
5042	NASDAQ	IONS	Thu, May 19, 2011	8.87	8.97	8.66	8.75
5041	NASDAQ	IONS	Wed, May 18, 2011	8.74	8.86	8.67	8.84
5040	NASDAQ	IONS	Tue, May 17, 2011	8.85	8.89	8.69	8.72
5039	NASDAQ	IONS	Mon, May 16, 2011	8.95	9.00	8.88	8.89
5038	NASDAQ	IONS	Fri, May 13, 2011	9.10	9.22	8.98	9.02
5037	NASDAQ	IONS	Thu, May 12, 2011	8.67	9.08	8.57	9.08
5036	NASDAQ	IONS	Wed, May 11, 2011	8.85	9.04	8.68	8.69
5035	NASDAQ	IONS	Tue, May 10, 2011	8.71	8.85	8.56	8.85
5034	NASDAQ	IONS	Mon, May 9, 2011	8.51	8.75	8.25	8.64
5033	NASDAQ	IONS	Fri, May 6, 2011	8.82	9.09	8.54	8.54
5032	NASDAQ	IONS	Thu, May 5, 2011	9.00	9.03	8.80	8.88
5031	NASDAQ	IONS	Wed, May 4, 2011	9.07	9.20	8.99	9.03
5030	NASDAQ	IONS	Tue, May 3, 2011	9.10	9.23	9.01	9.05
5029	NASDAQ	IONS	Mon, May 2, 2011	9.41	9.49	9.13	9.14
5028	NASDAQ	IONS	Fri, Apr 29, 2011	9.32	9.43	9.20	9.38
5027	NASDAQ	IONS	Thu, Apr 28, 2011	9.30	9.38	9.18	9.29
5026	NASDAQ	IONS	Wed, Apr 27, 2011	9.09	9.30	9.00	9.30
5025	NASDAQ	IONS	Tue, Apr 26, 2011	8.76	9.12	8.69	9.11
5024	NASDAQ	IONS	Mon, Apr 25, 2011	8.72	8.79	8.69	8.76
5023	NASDAQ	IONS	Thu, Apr 21, 2011	8.85	8.85	8.69	8.76
5022	NASDAQ	IONS	Wed, Apr 20, 2011	8.66	8.90	8.63	8.79
5021	NASDAQ	IONS	Tue, Apr 19, 2011	8.78	8.81	8.55	8.56
5020	NASDAQ	IONS	Mon, Apr 18, 2011	8.77	8.77	8.70	8.74
5019	NASDAQ	IONS	Fri, Apr 15, 2011	8.79	8.87	8.70	8.86
5018	NASDAQ	IONS	Thu, Apr 14, 2011	8.66	8.85	8.63	8.83
5017	NASDAQ	IONS	Wed, Apr 13, 2011	8.85	8.93	8.65	8.70
5016	NASDAQ	IONS	Tue, Apr 12, 2011	8.78	8.84	8.63	8.82
5015	NASDAQ	IONS	Mon, Apr 11, 2011	9.05	9.05	8.79	8.82
5014	NASDAQ	IONS	Fri, Apr 8, 2011	9.09	9.10	8.97	9.07
5013	NASDAQ	IONS	Thu, Apr 7, 2011	9.26	9.33	9.08	9.08
5012	NASDAQ	IONS	Wed, Apr 6, 2011	9.14	9.25	9.09	9.23
5011	NASDAQ	IONS	Tue, Apr 5, 2011	9.21	9.32	8.97	9.12
5010	NASDAQ	IONS	Mon, Apr 4, 2011	9.14	9.25	9.11	9.14
5009	NASDAQ	IONS	Fri, Apr 1, 2011	9.10	9.18	8.98	9.14
5008	NASDAQ	IONS	Thu, Mar 31, 2011	8.91	9.07	8.69	9.04
5007	NASDAQ	IONS	Wed, Mar 30, 2011	8.88	8.99	8.83	8.89
5006	NASDAQ	IONS	Tue, Mar 29, 2011	8.60	8.84	8.57	8.80
5005	NASDAQ	IONS	Mon, Mar 28, 2011	8.80	8.81	8.55	8.57
5004	NASDAQ	IONS	Fri, Mar 25, 2011	8.80	8.93	8.68	8.74
5003	NASDAQ	IONS	Thu, Mar 24, 2011	8.79	8.83	8.68	8.75
5002	NASDAQ	IONS	Wed, Mar 23, 2011	8.64	8.76	8.52	8.74
5001	NASDAQ	IONS	Tue, Mar 22, 2011	8.72	8.79	8.60	8.67
5000	NASDAQ	IONS	Mon, Mar 21, 2011	8.68	8.83	8.61	8.66
4999	NASDAQ	IONS	Fri, Mar 18, 2011	8.83	8.90	8.55	8.63
4998	NASDAQ	IONS	Thu, Mar 17, 2011	9.02	9.04	8.75	8.78
4997	NASDAQ	IONS	Wed, Mar 16, 2011	8.95	9.06	8.86	8.87
4996	NASDAQ	IONS	Tue, Mar 15, 2011	8.75	9.10	8.75	8.86
4995	NASDAQ	IONS	Mon, Mar 14, 2011	8.91	9.09	8.89	8.99
4994	NASDAQ	IONS	Fri, Mar 11, 2011	9.05	9.10	8.91	9.02
4993	NASDAQ	IONS	Thu, Mar 10, 2011	9.10	9.10	8.95	9.03
4992	NASDAQ	IONS	Wed, Mar 9, 2011	9.03	9.22	9.00	9.16
4991	NASDAQ	IONS	Tue, Mar 8, 2011	8.77	9.05	8.68	9.03
4990	NASDAQ	IONS	Mon, Mar 7, 2011	8.95	9.00	8.57	8.76
4989	NASDAQ	IONS	Fri, Mar 4, 2011	8.98	9.04	8.90	8.93
4988	NASDAQ	IONS	Thu, Mar 3, 2011	9.04	9.07	8.94	8.96
4987	NASDAQ	IONS	Wed, Mar 2, 2011	9.31	9.32	8.94	8.97
4986	NASDAQ	IONS	Tue, Mar 1, 2011	9.27	9.40	9.00	9.27
4985	NASDAQ	IONS	Mon, Feb 28, 2011	9.21	9.61	8.97	9.11
4984	NASDAQ	IONS	Fri, Feb 25, 2011	8.95	9.16	8.87	9.08
4983	NASDAQ	IONS	Thu, Feb 24, 2011	8.89	9.00	8.77	8.93
4982	NASDAQ	IONS	Wed, Feb 23, 2011	9.00	9.15	8.89	8.89
4981	NASDAQ	IONS	Tue, Feb 22, 2011	9.07	9.35	8.96	9.01
4980	NASDAQ	IONS	Fri, Feb 18, 2011	8.96	9.14	8.92	9.05
4979	NASDAQ	IONS	Thu, Feb 17, 2011	8.88	9.06	8.81	8.90
4978	NASDAQ	IONS	Wed, Feb 16, 2011	8.71	8.85	8.64	8.83
4977	NASDAQ	IONS	Tue, Feb 15, 2011	8.70	8.77	8.57	8.69
4976	NASDAQ	IONS	Mon, Feb 14, 2011	8.74	8.88	8.68	8.76
4975	NASDAQ	IONS	Fri, Feb 11, 2011	8.74	8.78	8.61	8.75
4974	NASDAQ	IONS	Thu, Feb 10, 2011	8.72	9.08	8.70	8.73
4973	NASDAQ	IONS	Wed, Feb 9, 2011	8.76	8.80	8.61	8.74
4972	NASDAQ	IONS	Tue, Feb 8, 2011	8.76	8.85	8.69	8.71
4971	NASDAQ	IONS	Mon, Feb 7, 2011	8.76	8.87	8.75	8.80
4970	NASDAQ	IONS	Fri, Feb 4, 2011	8.75	8.88	8.68	8.83
4969	NASDAQ	IONS	Thu, Feb 3, 2011	9.22	9.23	8.75	8.76
4968	NASDAQ	IONS	Wed, Feb 2, 2011	9.10	9.26	9.02	9.02
4967	NASDAQ	IONS	Tue, Feb 1, 2011	9.29	9.38	9.06	9.08
4966	NASDAQ	IONS	Mon, Jan 31, 2011	9.07	9.16	9.00	9.10
4965	NASDAQ	IONS	Fri, Jan 28, 2011	9.51	9.55	9.02	9.04
4964	NASDAQ	IONS	Thu, Jan 27, 2011	9.61	9.65	9.37	9.54
4963	NASDAQ	IONS	Wed, Jan 26, 2011	9.31	9.59	9.25	9.59
4962	NASDAQ	IONS	Tue, Jan 25, 2011	9.26	9.42	9.20	9.26
4961	NASDAQ	IONS	Mon, Jan 24, 2011	9.30	9.40	9.19	9.33
4960	NASDAQ	IONS	Fri, Jan 21, 2011	9.63	9.63	9.27	9.27
4959	NASDAQ	IONS	Thu, Jan 20, 2011	9.64	9.75	9.35	9.58
4958	NASDAQ	IONS	Wed, Jan 19, 2011	10.07	10.12	9.62	9.71
4957	NASDAQ	IONS	Tue, Jan 18, 2011	10.04	10.16	9.93	10.10
4956	NASDAQ	IONS	Fri, Jan 14, 2011	9.94	10.06	9.86	10.04
4955	NASDAQ	IONS	Thu, Jan 13, 2011	9.99	10.01	9.83	9.93
4954	NASDAQ	IONS	Wed, Jan 12, 2011	10.14	10.14	9.94	9.99
4953	NASDAQ	IONS	Tue, Jan 11, 2011	10.18	10.18	9.97	10.04
4952	NASDAQ	IONS	Mon, Jan 10, 2011	10.19	10.20	9.91	10.17
4951	NASDAQ	IONS	Fri, Jan 7, 2011	10.38	10.43	10.12	10.23
4950	NASDAQ	IONS	Thu, Jan 6, 2011	10.32	10.45	10.15	10.35
4949	NASDAQ	IONS	Wed, Jan 5, 2011	10.36	10.36	10.15	10.35
4948	NASDAQ	IONS	Tue, Jan 4, 2011	10.30	10.35	10.09	10.35
4947	NASDAQ	IONS	Mon, Jan 3, 2011	10.20	10.33	10.04	10.29
4946	NASDAQ	IONS	Fri, Dec 31, 2010	10.10	10.23	10.05	10.12
4945	NASDAQ	IONS	Thu, Dec 30, 2010	10.28	10.35	10.15	10.15
4944	NASDAQ	IONS	Wed, Dec 29, 2010	10.37	10.40	10.24	10.32
4943	NASDAQ	IONS	Tue, Dec 28, 2010	10.54	10.54	10.21	10.33
4942	NASDAQ	IONS	Mon, Dec 27, 2010	10.45	10.53	10.33	10.50
4941	NASDAQ	IONS	Thu, Dec 23, 2010	10.55	10.63	10.35	10.46
4940	NASDAQ	IONS	Wed, Dec 22, 2010	10.32	10.59	10.30	10.51
4939	NASDAQ	IONS	Tue, Dec 21, 2010	10.27	10.37	10.20	10.32
4938	NASDAQ	IONS	Mon, Dec 20, 2010	10.27	10.36	10.20	10.25
4937	NASDAQ	IONS	Fri, Dec 17, 2010	10.25	10.31	10.14	10.26
4936	NASDAQ	IONS	Thu, Dec 16, 2010	9.97	10.39	9.92	10.27
4935	NASDAQ	IONS	Wed, Dec 15, 2010	9.82	9.98	9.82	9.94
4934	NASDAQ	IONS	Tue, Dec 14, 2010	9.63	9.82	9.63	9.81
4933	NASDAQ	IONS	Mon, Dec 13, 2010	9.62	9.69	9.55	9.64
4932	NASDAQ	IONS	Fri, Dec 10, 2010	9.50	9.64	9.43	9.63
4931	NASDAQ	IONS	Thu, Dec 9, 2010	9.56	9.56	9.45	9.49
4930	NASDAQ	IONS	Wed, Dec 8, 2010	9.65	9.68	9.44	9.51
4929	NASDAQ	IONS	Tue, Dec 7, 2010	9.57	9.70	9.55	9.61
4928	NASDAQ	IONS	Mon, Dec 6, 2010	9.55	9.60	9.40	9.51
4927	NASDAQ	IONS	Fri, Dec 3, 2010	9.55	9.67	9.51	9.52
4926	NASDAQ	IONS	Thu, Dec 2, 2010	9.63	9.66	9.52	9.60
4925	NASDAQ	IONS	Wed, Dec 1, 2010	9.55	9.73	9.55	9.64
4924	NASDAQ	IONS	Tue, Nov 30, 2010	9.51	9.56	9.41	9.44
4923	NASDAQ	IONS	Mon, Nov 29, 2010	9.57	9.63	9.50	9.61
4922	NASDAQ	IONS	Fri, Nov 26, 2010	9.67	9.70	9.60	9.66
4921	NASDAQ	IONS	Wed, Nov 24, 2010	9.53	9.75	9.46	9.74
4920	NASDAQ	IONS	Tue, Nov 23, 2010	9.50	9.64	9.31	9.48
4919	NASDAQ	IONS	Mon, Nov 22, 2010	9.69	9.83	9.58	9.60
4918	NASDAQ	IONS	Fri, Nov 19, 2010	9.73	9.79	9.58	9.69
4917	NASDAQ	IONS	Thu, Nov 18, 2010	9.88	10.01	9.68	9.71
4916	NASDAQ	IONS	Wed, Nov 17, 2010	9.85	9.90	9.73	9.80
4915	NASDAQ	IONS	Tue, Nov 16, 2010	9.91	9.95	9.78	9.81
4914	NASDAQ	IONS	Mon, Nov 15, 2010	9.80	10.06	9.73	9.95
4913	NASDAQ	IONS	Fri, Nov 12, 2010	9.75	9.87	9.70	9.78
4912	NASDAQ	IONS	Thu, Nov 11, 2010	9.75	9.90	9.74	9.80
4911	NASDAQ	IONS	Wed, Nov 10, 2010	9.76	9.88	9.69	9.84
4910	NASDAQ	IONS	Tue, Nov 9, 2010	9.72	9.80	9.55	9.70
4909	NASDAQ	IONS	Mon, Nov 8, 2010	9.85	9.92	9.66	9.70
4908	NASDAQ	IONS	Fri, Nov 5, 2010	9.50	9.95	9.39	9.90
4907	NASDAQ	IONS	Thu, Nov 4, 2010	9.29	9.46	9.26	9.46
4906	NASDAQ	IONS	Wed, Nov 3, 2010	9.11	9.19	8.98	9.19
4905	NASDAQ	IONS	Tue, Nov 2, 2010	9.12	9.19	9.03	9.10
4904	NASDAQ	IONS	Mon, Nov 1, 2010	9.18	9.18	8.95	9.01
4903	NASDAQ	IONS	Fri, Oct 29, 2010	9.01	9.18	8.94	9.14
4902	NASDAQ	IONS	Thu, Oct 28, 2010	9.16	9.17	8.92	9.02
4901	NASDAQ	IONS	Wed, Oct 27, 2010	8.90	9.11	8.87	9.07
4900	NASDAQ	IONS	Tue, Oct 26, 2010	8.95	9.06	8.83	8.92
4899	NASDAQ	IONS	Mon, Oct 25, 2010	9.31	9.31	8.98	9.03
4898	NASDAQ	IONS	Fri, Oct 22, 2010	9.11	9.28	9.11	9.21
4897	NASDAQ	IONS	Thu, Oct 21, 2010	9.41	9.42	8.93	9.04
4896	NASDAQ	IONS	Wed, Oct 20, 2010	9.43	9.49	9.34	9.40
4895	NASDAQ	IONS	Tue, Oct 19, 2010	9.38	9.51	9.26	9.38
4894	NASDAQ	IONS	Mon, Oct 18, 2010	9.18	9.48	9.15	9.46
4893	NASDAQ	IONS	Fri, Oct 15, 2010	8.92	9.21	8.86	9.12
4892	NASDAQ	IONS	Thu, Oct 14, 2010	8.49	8.83	8.40	8.82
4891	NASDAQ	IONS	Wed, Oct 13, 2010	8.50	8.56	8.42	8.43
4890	NASDAQ	IONS	Tue, Oct 12, 2010	8.51	8.62	8.43	8.48
4889	NASDAQ	IONS	Mon, Oct 11, 2010	8.65	8.78	8.51	8.56
4888	NASDAQ	IONS	Fri, Oct 8, 2010	8.43	8.67	8.43	8.63
4887	NASDAQ	IONS	Thu, Oct 7, 2010	8.32	8.54	8.31	8.45
4886	NASDAQ	IONS	Wed, Oct 6, 2010	8.16	8.31	8.16	8.29
4885	NASDAQ	IONS	Tue, Oct 5, 2010	8.14	8.22	8.08	8.14
4884	NASDAQ	IONS	Mon, Oct 4, 2010	8.23	8.29	7.86	8.05
4883	NASDAQ	IONS	Fri, Oct 1, 2010	8.42	8.42	8.19	8.27
4882	NASDAQ	IONS	Thu, Sep 30, 2010	8.27	8.43	8.05	8.40
4881	NASDAQ	IONS	Wed, Sep 29, 2010	8.27	8.29	8.08	8.18
4880	NASDAQ	IONS	Tue, Sep 28, 2010	8.42	8.42	8.20	8.32
4879	NASDAQ	IONS	Mon, Sep 27, 2010	8.68	8.68	8.32	8.36
4878	NASDAQ	IONS	Fri, Sep 24, 2010	8.63	8.67	8.54	8.65
4877	NASDAQ	IONS	Thu, Sep 23, 2010	8.50	8.75	8.49	8.49
4876	NASDAQ	IONS	Wed, Sep 22, 2010	8.74	8.88	8.51	8.57
4875	NASDAQ	IONS	Tue, Sep 21, 2010	8.68	8.92	8.53	8.81
4874	NASDAQ	IONS	Mon, Sep 20, 2010	8.26	8.67	8.21	8.65
4873	NASDAQ	IONS	Fri, Sep 17, 2010	8.38	8.44	8.26	8.26
4872	NASDAQ	IONS	Thu, Sep 16, 2010	8.26	8.32	8.17	8.28
4871	NASDAQ	IONS	Wed, Sep 15, 2010	8.22	8.30	8.13	8.25
4870	NASDAQ	IONS	Tue, Sep 14, 2010	8.33	8.41	8.21	8.23
4869	NASDAQ	IONS	Mon, Sep 13, 2010	8.21	8.42	8.15	8.36
4868	NASDAQ	IONS	Fri, Sep 10, 2010	8.12	8.21	8.01	8.16
4867	NASDAQ	IONS	Thu, Sep 9, 2010	8.20	8.30	8.06	8.09
4866	NASDAQ	IONS	Wed, Sep 8, 2010	7.96	8.16	7.91	8.12
4865	NASDAQ	IONS	Tue, Sep 7, 2010	8.15	8.16	7.92	7.95
4864	NASDAQ	IONS	Fri, Sep 3, 2010	8.20	8.23	8.05	8.20
4863	NASDAQ	IONS	Thu, Sep 2, 2010	8.04	8.14	7.97	8.12
4862	NASDAQ	IONS	Wed, Sep 1, 2010	8.00	8.09	7.88	8.00
4861	NASDAQ	IONS	Tue, Aug 31, 2010	7.82	7.99	7.78	7.81
4860	NASDAQ	IONS	Mon, Aug 30, 2010	7.96	8.04	7.85	7.85
4859	NASDAQ	IONS	Fri, Aug 27, 2010	7.94	8.00	7.78	7.96
4858	NASDAQ	IONS	Thu, Aug 26, 2010	8.19	8.21	7.83	7.83
4857	NASDAQ	IONS	Wed, Aug 25, 2010	7.74	8.20	7.67	8.20
4856	NASDAQ	IONS	Tue, Aug 24, 2010	7.71	7.81	7.59	7.78
4855	NASDAQ	IONS	Mon, Aug 23, 2010	7.98	8.00	7.76	7.78
4854	NASDAQ	IONS	Fri, Aug 20, 2010	7.98	8.10	7.90	7.95
4853	NASDAQ	IONS	Thu, Aug 19, 2010	8.25	8.30	7.98	7.99
4852	NASDAQ	IONS	Wed, Aug 18, 2010	8.33	8.42	8.25	8.30
4851	NASDAQ	IONS	Tue, Aug 17, 2010	8.34	8.43	8.29	8.36
4850	NASDAQ	IONS	Mon, Aug 16, 2010	8.34	8.43	8.14	8.29
4849	NASDAQ	IONS	Fri, Aug 13, 2010	8.51	8.57	8.38	8.38
4848	NASDAQ	IONS	Thu, Aug 12, 2010	8.41	8.57	8.41	8.55
4847	NASDAQ	IONS	Wed, Aug 11, 2010	8.64	8.71	8.42	8.45
4846	NASDAQ	IONS	Tue, Aug 10, 2010	8.75	8.90	8.65	8.75
4845	NASDAQ	IONS	Mon, Aug 9, 2010	9.19	9.19	8.78	8.87
4844	NASDAQ	IONS	Fri, Aug 6, 2010	8.93	9.12	8.89	9.10
4843	NASDAQ	IONS	Thu, Aug 5, 2010	9.31	9.35	8.96	9.00
4842	NASDAQ	IONS	Wed, Aug 4, 2010	9.23	9.68	9.13	9.43
4841	NASDAQ	IONS	Tue, Aug 3, 2010	9.98	10.11	9.83	9.99
4840	NASDAQ	IONS	Mon, Aug 2, 2010	10.01	10.08	9.89	9.99
4839	NASDAQ	IONS	Fri, Jul 30, 2010	9.64	10.03	9.60	9.89
4838	NASDAQ	IONS	Thu, Jul 29, 2010	9.78	9.89	9.54	9.79
4837	NASDAQ	IONS	Wed, Jul 28, 2010	9.95	10.02	9.68	9.69
4836	NASDAQ	IONS	Tue, Jul 27, 2010	10.14	10.18	9.86	10.00
4835	NASDAQ	IONS	Mon, Jul 26, 2010	9.74	10.19	9.71	10.07
4834	NASDAQ	IONS	Fri, Jul 23, 2010	9.39	9.71	9.23	9.68
4833	NASDAQ	IONS	Thu, Jul 22, 2010	9.38	9.52	9.33	9.47
4832	NASDAQ	IONS	Wed, Jul 21, 2010	9.38	9.45	9.13	9.24
4831	NASDAQ	IONS	Tue, Jul 20, 2010	9.10	9.38	9.06	9.35
4830	NASDAQ	IONS	Mon, Jul 19, 2010	9.13	9.29	9.00	9.22
4829	NASDAQ	IONS	Fri, Jul 16, 2010	9.42	9.51	9.07	9.09
4828	NASDAQ	IONS	Thu, Jul 15, 2010	9.67	9.74	9.40	9.51
4827	NASDAQ	IONS	Wed, Jul 14, 2010	9.68	9.77	9.59	9.70
4826	NASDAQ	IONS	Tue, Jul 13, 2010	9.54	9.77	9.54	9.74
4825	NASDAQ	IONS	Mon, Jul 12, 2010	9.60	9.79	9.42	9.47
4824	NASDAQ	IONS	Fri, Jul 9, 2010	9.35	9.63	9.33	9.62
4823	NASDAQ	IONS	Thu, Jul 8, 2010	9.36	9.41	9.19	9.34
4822	NASDAQ	IONS	Wed, Jul 7, 2010	9.11	9.31	9.03	9.30
4821	NASDAQ	IONS	Tue, Jul 6, 2010	9.30	9.44	9.03	9.10
4820	NASDAQ	IONS	Fri, Jul 2, 2010	9.28	9.52	9.16	9.17
4819	NASDAQ	IONS	Thu, Jul 1, 2010	9.57	9.57	9.08	9.22
4818	NASDAQ	IONS	Wed, Jun 30, 2010	9.62	9.78	9.51	9.57
4817	NASDAQ	IONS	Tue, Jun 29, 2010	9.81	9.95	9.59	9.67
4816	NASDAQ	IONS	Mon, Jun 28, 2010	9.90	10.14	9.86	10.00
4815	NASDAQ	IONS	Fri, Jun 25, 2010	9.45	9.93	9.31	9.84
4814	NASDAQ	IONS	Thu, Jun 24, 2010	9.13	9.49	9.13	9.40
4813	NASDAQ	IONS	Wed, Jun 23, 2010	9.21	9.32	9.09	9.21
4812	NASDAQ	IONS	Tue, Jun 22, 2010	9.19	9.46	9.16	9.19
4811	NASDAQ	IONS	Mon, Jun 21, 2010	9.41	9.57	9.13	9.14
4810	NASDAQ	IONS	Fri, Jun 18, 2010	9.43	9.49	9.16	9.36
4809	NASDAQ	IONS	Thu, Jun 17, 2010	9.62	9.62	9.30	9.35
4808	NASDAQ	IONS	Wed, Jun 16, 2010	9.60	9.73	9.42	9.59
4807	NASDAQ	IONS	Tue, Jun 15, 2010	9.55	9.72	9.46	9.71
4806	NASDAQ	IONS	Mon, Jun 14, 2010	9.42	9.62	9.33	9.44
4805	NASDAQ	IONS	Fri, Jun 11, 2010	9.10	9.41	9.10	9.32
4804	NASDAQ	IONS	Thu, Jun 10, 2010	8.94	9.21	8.88	9.21
4803	NASDAQ	IONS	Wed, Jun 9, 2010	9.15	9.24	8.78	8.84
4802	NASDAQ	IONS	Tue, Jun 8, 2010	9.31	9.40	8.90	9.05
4801	NASDAQ	IONS	Mon, Jun 7, 2010	9.77	9.88	9.30	9.32
4800	NASDAQ	IONS	Fri, Jun 4, 2010	9.79	10.00	9.70	9.76
4799	NASDAQ	IONS	Thu, Jun 3, 2010	10.23	10.36	9.90	10.07
4798	NASDAQ	IONS	Wed, Jun 2, 2010	9.17	10.24	9.17	10.24
4797	NASDAQ	IONS	Tue, Jun 1, 2010	9.11	9.42	9.02	9.07
4796	NASDAQ	IONS	Fri, May 28, 2010	9.24	9.42	9.07	9.20
4795	NASDAQ	IONS	Thu, May 27, 2010	9.10	9.29	8.96	9.29
4794	NASDAQ	IONS	Wed, May 26, 2010	8.92	9.10	8.86	8.94
4793	NASDAQ	IONS	Tue, May 25, 2010	8.66	8.90	8.46	8.87
4792	NASDAQ	IONS	Mon, May 24, 2010	8.90	9.11	8.84	8.88
4791	NASDAQ	IONS	Fri, May 21, 2010	8.73	9.12	8.56	8.88
4790	NASDAQ	IONS	Thu, May 20, 2010	9.11	9.20	8.75	8.84
4789	NASDAQ	IONS	Wed, May 19, 2010	9.67	9.67	9.16	9.32
4788	NASDAQ	IONS	Tue, May 18, 2010	9.80	9.92	9.60	9.67
4787	NASDAQ	IONS	Mon, May 17, 2010	9.78	9.90	9.50	9.69
4786	NASDAQ	IONS	Fri, May 14, 2010	10.02	10.04	9.66	9.76
4785	NASDAQ	IONS	Thu, May 13, 2010	9.97	10.15	9.97	10.09
4784	NASDAQ	IONS	Wed, May 12, 2010	9.89	10.08	9.83	10.01
4783	NASDAQ	IONS	Tue, May 11, 2010	9.71	10.14	9.50	9.84
4782	NASDAQ	IONS	Mon, May 10, 2010	9.64	10.15	9.52	9.69
4781	NASDAQ	IONS	Fri, May 7, 2010	9.59	9.88	8.96	9.38
4780	NASDAQ	IONS	Thu, May 6, 2010	9.99	10.12	9.00	9.58
4779	NASDAQ	IONS	Wed, May 5, 2010	10.31	10.41	9.87	9.95
4778	NASDAQ	IONS	Tue, May 4, 2010	10.75	10.78	10.38	10.47
4777	NASDAQ	IONS	Mon, May 3, 2010	10.75	10.97	10.69	10.88
4776	NASDAQ	IONS	Fri, Apr 30, 2010	11.05	11.24	10.75	10.76
4775	NASDAQ	IONS	Thu, Apr 29, 2010	10.75	11.08	10.62	11.02
4774	NASDAQ	IONS	Wed, Apr 28, 2010	10.71	10.71	10.50	10.65
4773	NASDAQ	IONS	Tue, Apr 27, 2010	10.62	10.79	10.50	10.51
4772	NASDAQ	IONS	Mon, Apr 26, 2010	10.70	10.81	10.60	10.65
4771	NASDAQ	IONS	Fri, Apr 23, 2010	10.67	10.88	10.66	10.70
4770	NASDAQ	IONS	Thu, Apr 22, 2010	10.66	10.76	10.51	10.70
4769	NASDAQ	IONS	Wed, Apr 21, 2010	10.84	10.90	10.66	10.70
4768	NASDAQ	IONS	Tue, Apr 20, 2010	10.66	10.87	10.53	10.80
4767	NASDAQ	IONS	Mon, Apr 19, 2010	10.73	10.83	10.50	10.60
4766	NASDAQ	IONS	Fri, Apr 16, 2010	10.80	10.92	10.62	10.79
4765	NASDAQ	IONS	Thu, Apr 15, 2010	10.92	11.00	10.76	10.80
4764	NASDAQ	IONS	Wed, Apr 14, 2010	10.75	10.96	10.75	10.94
4763	NASDAQ	IONS	Tue, Apr 13, 2010	10.74	10.78	10.65	10.70
4762	NASDAQ	IONS	Mon, Apr 12, 2010	10.90	10.91	10.70	10.73
4761	NASDAQ	IONS	Fri, Apr 9, 2010	10.84	10.97	10.70	10.82
4760	NASDAQ	IONS	Thu, Apr 8, 2010	10.75	10.96	10.70	10.81
4759	NASDAQ	IONS	Wed, Apr 7, 2010	11.03	11.10	10.70	10.79
4758	NASDAQ	IONS	Tue, Apr 6, 2010	11.13	11.17	10.92	11.00
4757	NASDAQ	IONS	Mon, Apr 5, 2010	11.00	11.18	10.90	11.13
4756	NASDAQ	IONS	Thu, Apr 1, 2010	11.07	11.27	10.83	10.85
4755	NASDAQ	IONS	Wed, Mar 31, 2010	10.94	11.43	10.85	10.93
4754	NASDAQ	IONS	Tue, Mar 30, 2010	10.35	10.50	10.21	10.30
4753	NASDAQ	IONS	Mon, Mar 29, 2010	10.42	10.46	10.24	10.31
4752	NASDAQ	IONS	Fri, Mar 26, 2010	10.67	10.72	10.26	10.36
4751	NASDAQ	IONS	Thu, Mar 25, 2010	10.81	11.10	10.60	10.61
4750	NASDAQ	IONS	Wed, Mar 24, 2010	10.65	11.25	10.65	10.80
4749	NASDAQ	IONS	Tue, Mar 23, 2010	10.23	10.66	10.14	10.65
4748	NASDAQ	IONS	Mon, Mar 22, 2010	9.86	10.24	9.76	10.18
4747	NASDAQ	IONS	Fri, Mar 19, 2010	9.78	9.95	9.70	9.94
4746	NASDAQ	IONS	Thu, Mar 18, 2010	9.76	9.83	9.70	9.71
4745	NASDAQ	IONS	Wed, Mar 17, 2010	9.79	9.95	9.77	9.80
4744	NASDAQ	IONS	Tue, Mar 16, 2010	9.94	9.94	9.64	9.80
4743	NASDAQ	IONS	Mon, Mar 15, 2010	10.15	10.15	9.79	9.87
4742	NASDAQ	IONS	Fri, Mar 12, 2010	10.05	10.09	9.66	9.69
4741	NASDAQ	IONS	Thu, Mar 11, 2010	9.98	10.08	9.72	9.98
4740	NASDAQ	IONS	Wed, Mar 10, 2010	9.19	10.06	9.19	10.05
4739	NASDAQ	IONS	Tue, Mar 9, 2010	8.91	9.14	8.88	9.12
4738	NASDAQ	IONS	Mon, Mar 8, 2010	9.01	9.01	8.86	8.91
4737	NASDAQ	IONS	Fri, Mar 5, 2010	8.87	8.97	8.81	8.90
4736	NASDAQ	IONS	Thu, Mar 4, 2010	8.88	9.00	8.76	8.78
4735	NASDAQ	IONS	Wed, Mar 3, 2010	8.91	8.94	8.81	8.84
4734	NASDAQ	IONS	Tue, Mar 2, 2010	9.19	9.19	8.86	8.91
4733	NASDAQ	IONS	Mon, Mar 1, 2010	8.84	9.14	8.83	9.09
4732	NASDAQ	IONS	Fri, Feb 26, 2010	8.96	8.97	8.76	8.84
4731	NASDAQ	IONS	Thu, Feb 25, 2010	8.76	8.95	8.73	8.92
4730	NASDAQ	IONS	Wed, Feb 24, 2010	8.91	8.94	8.76	8.83
4729	NASDAQ	IONS	Tue, Feb 23, 2010	9.04	9.06	8.90	8.90
4728	NASDAQ	IONS	Mon, Feb 22, 2010	8.99	9.03	8.80	9.03
4727	NASDAQ	IONS	Fri, Feb 19, 2010	9.07	9.10	8.95	8.97
4726	NASDAQ	IONS	Thu, Feb 18, 2010	9.32	9.37	9.00	9.06
4725	NASDAQ	IONS	Wed, Feb 17, 2010	9.37	9.42	9.26	9.29
4724	NASDAQ	IONS	Tue, Feb 16, 2010	9.03	9.38	9.01	9.32
4723	NASDAQ	IONS	Fri, Feb 12, 2010	8.66	9.05	8.65	9.01
4722	NASDAQ	IONS	Thu, Feb 11, 2010	9.06	9.14	8.59	8.66
4721	NASDAQ	IONS	Wed, Feb 10, 2010	9.03	9.50	8.85	8.98
4720	NASDAQ	IONS	Tue, Feb 9, 2010	11.16	11.24	10.97	11.04
4719	NASDAQ	IONS	Mon, Feb 8, 2010	11.09	11.24	10.92	11.00
4718	NASDAQ	IONS	Fri, Feb 5, 2010	11.19	11.26	10.76	11.04
4717	NASDAQ	IONS	Thu, Feb 4, 2010	11.71	11.73	11.12	11.12
4716	NASDAQ	IONS	Wed, Feb 3, 2010	11.70	11.82	11.48	11.74
4715	NASDAQ	IONS	Tue, Feb 2, 2010	11.41	11.80	11.20	11.76
4714	NASDAQ	IONS	Mon, Feb 1, 2010	11.17	11.45	11.07	11.37
4713	NASDAQ	IONS	Fri, Jan 29, 2010	11.34	11.41	11.16	11.16
4712	NASDAQ	IONS	Thu, Jan 28, 2010	11.55	11.55	11.20	11.27
4711	NASDAQ	IONS	Wed, Jan 27, 2010	10.68	11.63	10.60	11.57
4710	NASDAQ	IONS	Tue, Jan 26, 2010	10.90	10.93	10.71	10.71
4709	NASDAQ	IONS	Mon, Jan 25, 2010	11.26	11.26	10.85	10.98
4708	NASDAQ	IONS	Fri, Jan 22, 2010	11.12	11.24	11.00	11.15
4707	NASDAQ	IONS	Thu, Jan 21, 2010	11.32	11.34	10.80	11.09
4706	NASDAQ	IONS	Wed, Jan 20, 2010	11.27	11.33	10.97	11.27
4705	NASDAQ	IONS	Tue, Jan 19, 2010	11.27	11.44	11.25	11.38
4704	NASDAQ	IONS	Fri, Jan 15, 2010	11.68	11.68	11.21	11.29
4703	NASDAQ	IONS	Thu, Jan 14, 2010	11.49	11.70	11.42	11.65
4702	NASDAQ	IONS	Wed, Jan 13, 2010	11.35	11.48	11.32	11.45
4701	NASDAQ	IONS	Tue, Jan 12, 2010	11.51	11.62	11.23	11.29
4700	NASDAQ	IONS	Mon, Jan 11, 2010	11.62	11.72	11.52	11.63
4699	NASDAQ	IONS	Fri, Jan 8, 2010	11.36	11.50	11.27	11.50
4698	NASDAQ	IONS	Thu, Jan 7, 2010	11.53	11.63	11.23	11.41
4697	NASDAQ	IONS	Wed, Jan 6, 2010	11.57	11.70	11.45	11.50
4696	NASDAQ	IONS	Tue, Jan 5, 2010	11.45	11.55	11.19	11.54
4695	NASDAQ	IONS	Mon, Jan 4, 2010	11.24	11.40	11.10	11.27
4694	NASDAQ	IONS	Thu, Dec 31, 2009	11.22	11.28	11.10	11.11
4693	NASDAQ	IONS	Wed, Dec 30, 2009	11.11	11.26	11.04	11.26
4692	NASDAQ	IONS	Tue, Dec 29, 2009	11.15	11.19	11.02	11.12
4691	NASDAQ	IONS	Mon, Dec 28, 2009	11.26	11.35	11.10	11.16
4690	NASDAQ	IONS	Thu, Dec 24, 2009	11.25	11.34	11.08	11.19
4689	NASDAQ	IONS	Wed, Dec 23, 2009	10.50	11.21	10.45	11.17
4688	NASDAQ	IONS	Tue, Dec 22, 2009	10.04	10.47	10.03	10.44
4687	NASDAQ	IONS	Mon, Dec 21, 2009	10.05	10.07	9.92	10.04
4686	NASDAQ	IONS	Fri, Dec 18, 2009	10.22	10.22	9.86	9.94
4685	NASDAQ	IONS	Thu, Dec 17, 2009	10.16	10.20	9.88	9.95
4684	NASDAQ	IONS	Wed, Dec 16, 2009	10.07	10.19	10.01	10.19
4683	NASDAQ	IONS	Tue, Dec 15, 2009	9.98	10.10	9.84	10.00
4682	NASDAQ	IONS	Mon, Dec 14, 2009	10.00	10.10	9.77	9.98
4681	NASDAQ	IONS	Fri, Dec 11, 2009	10.17	10.22	9.88	9.98
4680	NASDAQ	IONS	Thu, Dec 10, 2009	10.25	10.34	10.06	10.15
4679	NASDAQ	IONS	Wed, Dec 9, 2009	10.50	10.58	10.13	10.22
4678	NASDAQ	IONS	Tue, Dec 8, 2009	10.44	10.67	10.33	10.53
4677	NASDAQ	IONS	Mon, Dec 7, 2009	10.53	10.64	10.39	10.54
4676	NASDAQ	IONS	Fri, Dec 4, 2009	10.88	10.88	10.39	10.53
4675	NASDAQ	IONS	Thu, Dec 3, 2009	10.71	10.81	10.60	10.61
4674	NASDAQ	IONS	Wed, Dec 2, 2009	10.58	10.68	10.52	10.64
4673	NASDAQ	IONS	Tue, Dec 1, 2009	10.75	10.93	10.57	10.58
4672	NASDAQ	IONS	Mon, Nov 30, 2009	10.95	10.96	10.65	10.71
4671	NASDAQ	IONS	Fri, Nov 27, 2009	10.95	11.17	10.95	11.00
4670	NASDAQ	IONS	Wed, Nov 25, 2009	11.15	11.23	11.10	11.19
4669	NASDAQ	IONS	Tue, Nov 24, 2009	11.14	11.24	11.01	11.14
4668	NASDAQ	IONS	Mon, Nov 23, 2009	11.40	11.47	11.06	11.15
4667	NASDAQ	IONS	Fri, Nov 20, 2009	10.95	11.24	10.90	11.23
4666	NASDAQ	IONS	Thu, Nov 19, 2009	11.20	11.30	10.92	11.03
4665	NASDAQ	IONS	Wed, Nov 18, 2009	11.44	11.63	11.11	11.20
4664	NASDAQ	IONS	Tue, Nov 17, 2009	13.40	13.78	10.73	11.12
4663	NASDAQ	IONS	Mon, Nov 16, 2009	13.01	13.45	13.01	13.40
4662	NASDAQ	IONS	Fri, Nov 13, 2009	13.40	13.49	12.99	13.11
4661	NASDAQ	IONS	Thu, Nov 12, 2009	13.58	13.67	13.37	13.40
4660	NASDAQ	IONS	Wed, Nov 11, 2009	13.63	13.83	13.39	13.56
4659	NASDAQ	IONS	Tue, Nov 10, 2009	13.50	13.77	13.45	13.48
4658	NASDAQ	IONS	Mon, Nov 9, 2009	13.50	13.69	13.44	13.58
4657	NASDAQ	IONS	Fri, Nov 6, 2009	13.42	13.74	13.29	13.46
4656	NASDAQ	IONS	Thu, Nov 5, 2009	13.05	13.83	12.73	13.55
4655	NASDAQ	IONS	Wed, Nov 4, 2009	12.66	12.78	12.53	12.56
4654	NASDAQ	IONS	Tue, Nov 3, 2009	12.29	12.68	12.25	12.66
4653	NASDAQ	IONS	Mon, Nov 2, 2009	12.78	12.89	12.29	12.38
4652	NASDAQ	IONS	Fri, Oct 30, 2009	12.50	12.81	12.41	12.67
4651	NASDAQ	IONS	Thu, Oct 29, 2009	12.46	12.65	12.40	12.52
4650	NASDAQ	IONS	Wed, Oct 28, 2009	12.80	12.91	12.25	12.31
4649	NASDAQ	IONS	Tue, Oct 27, 2009	13.25	13.36	12.80	12.82
4648	NASDAQ	IONS	Mon, Oct 26, 2009	13.82	13.93	13.14	13.16
4647	NASDAQ	IONS	Fri, Oct 23, 2009	13.88	13.90	13.64	13.85
4646	NASDAQ	IONS	Thu, Oct 22, 2009	13.70	13.84	13.46	13.80
4645	NASDAQ	IONS	Wed, Oct 21, 2009	13.65	13.82	13.24	13.27
4644	NASDAQ	IONS	Tue, Oct 20, 2009	13.97	14.00	13.64	13.66
4643	NASDAQ	IONS	Mon, Oct 19, 2009	14.05	14.09	13.77	13.98
4642	NASDAQ	IONS	Fri, Oct 16, 2009	13.75	14.02	13.62	13.96
4641	NASDAQ	IONS	Thu, Oct 15, 2009	13.81	14.00	13.77	13.86
4640	NASDAQ	IONS	Wed, Oct 14, 2009	13.72	13.94	13.64	13.94
4639	NASDAQ	IONS	Tue, Oct 13, 2009	13.86	14.02	13.52	13.55
4638	NASDAQ	IONS	Mon, Oct 12, 2009	14.10	14.10	13.85	13.86
4637	NASDAQ	IONS	Fri, Oct 9, 2009	13.77	14.03	13.77	14.02
4636	NASDAQ	IONS	Thu, Oct 8, 2009	14.04	14.05	13.79	13.82
4635	NASDAQ	IONS	Wed, Oct 7, 2009	14.15	14.15	13.75	13.88
4634	NASDAQ	IONS	Tue, Oct 6, 2009	13.81	14.17	13.76	14.16
4633	NASDAQ	IONS	Mon, Oct 5, 2009	13.90	14.04	13.75	13.76
4632	NASDAQ	IONS	Fri, Oct 2, 2009	14.00	14.15	13.87	13.88
4631	NASDAQ	IONS	Thu, Oct 1, 2009	14.55	14.59	14.01	14.02
4630	NASDAQ	IONS	Wed, Sep 30, 2009	14.90	14.98	14.46	14.57
4629	NASDAQ	IONS	Tue, Sep 29, 2009	15.07	15.14	14.79	14.83
4628	NASDAQ	IONS	Mon, Sep 28, 2009	14.60	15.11	14.56	15.05
4627	NASDAQ	IONS	Fri, Sep 25, 2009	14.87	15.03	14.52	14.56
4626	NASDAQ	IONS	Thu, Sep 24, 2009	15.19	15.38	14.82	14.84
4625	NASDAQ	IONS	Wed, Sep 23, 2009	15.16	15.46	15.09	15.18
4624	NASDAQ	IONS	Tue, Sep 22, 2009	15.23	15.35	14.91	15.09
4623	NASDAQ	IONS	Mon, Sep 21, 2009	15.06	15.36	15.06	15.20
4622	NASDAQ	IONS	Fri, Sep 18, 2009	15.25	15.41	14.80	15.24
4621	NASDAQ	IONS	Thu, Sep 17, 2009	15.15	15.37	15.12	15.23
4620	NASDAQ	IONS	Wed, Sep 16, 2009	15.52	15.52	15.03	15.12
4619	NASDAQ	IONS	Tue, Sep 15, 2009	15.70	15.81	15.40	15.52
4618	NASDAQ	IONS	Mon, Sep 14, 2009	15.34	15.67	15.33	15.66
4617	NASDAQ	IONS	Fri, Sep 11, 2009	15.84	15.84	15.30	15.49
4616	NASDAQ	IONS	Thu, Sep 10, 2009	15.61	15.76	15.50	15.66
4615	NASDAQ	IONS	Wed, Sep 9, 2009	15.38	15.67	15.27	15.53
4614	NASDAQ	IONS	Tue, Sep 8, 2009	15.55	15.60	15.19	15.43
4613	NASDAQ	IONS	Fri, Sep 4, 2009	15.25	15.52	15.03	15.48
4612	NASDAQ	IONS	Thu, Sep 3, 2009	15.55	15.73	15.04	15.24
4611	NASDAQ	IONS	Wed, Sep 2, 2009	15.60	15.73	15.50	15.53
4610	NASDAQ	IONS	Tue, Sep 1, 2009	16.05	16.53	15.60	15.69
4609	NASDAQ	IONS	Mon, Aug 31, 2009	16.01	16.35	15.96	16.14
4608	NASDAQ	IONS	Fri, Aug 28, 2009	16.65	16.65	16.11	16.15
4607	NASDAQ	IONS	Thu, Aug 27, 2009	16.27	16.48	16.04	16.47
4606	NASDAQ	IONS	Wed, Aug 26, 2009	16.00	16.37	16.00	16.27
4605	NASDAQ	IONS	Tue, Aug 25, 2009	16.03	16.21	15.86	16.00
4604	NASDAQ	IONS	Mon, Aug 24, 2009	15.91	16.17	15.85	16.00
4603	NASDAQ	IONS	Fri, Aug 21, 2009	15.74	15.98	15.54	15.92
4602	NASDAQ	IONS	Thu, Aug 20, 2009	15.44	15.63	15.38	15.52
4601	NASDAQ	IONS	Wed, Aug 19, 2009	15.10	15.57	15.08	15.52
4600	NASDAQ	IONS	Tue, Aug 18, 2009	15.35	15.63	15.24	15.29
4599	NASDAQ	IONS	Mon, Aug 17, 2009	15.37	15.47	15.27	15.32
4598	NASDAQ	IONS	Fri, Aug 14, 2009	16.05	16.13	15.40	15.68
4597	NASDAQ	IONS	Thu, Aug 13, 2009	15.91	16.25	15.79	16.03
4596	NASDAQ	IONS	Wed, Aug 12, 2009	15.98	16.05	15.62	15.78
4595	NASDAQ	IONS	Tue, Aug 11, 2009	16.48	16.57	15.83	15.87
4594	NASDAQ	IONS	Mon, Aug 10, 2009	16.33	16.66	16.28	16.48
4593	NASDAQ	IONS	Fri, Aug 7, 2009	17.20	17.20	16.31	16.50
4592	NASDAQ	IONS	Thu, Aug 6, 2009	18.50	18.50	16.89	17.05
4591	NASDAQ	IONS	Wed, Aug 5, 2009	18.68	18.68	18.27	18.41
4590	NASDAQ	IONS	Tue, Aug 4, 2009	18.27	18.81	17.99	18.70
4589	NASDAQ	IONS	Mon, Aug 3, 2009	18.32	18.46	18.00	18.45
4588	NASDAQ	IONS	Fri, Jul 31, 2009	18.28	18.56	18.20	18.28
4587	NASDAQ	IONS	Thu, Jul 30, 2009	18.25	18.60	18.07	18.38
4586	NASDAQ	IONS	Wed, Jul 29, 2009	17.87	18.24	17.87	18.03
4585	NASDAQ	IONS	Tue, Jul 28, 2009	17.28	17.94	17.08	17.92
4584	NASDAQ	IONS	Mon, Jul 27, 2009	17.60	17.69	17.36	17.45
4583	NASDAQ	IONS	Fri, Jul 24, 2009	17.12	17.61	16.99	17.61
4582	NASDAQ	IONS	Thu, Jul 23, 2009	16.50	17.32	16.49	17.30
4581	NASDAQ	IONS	Wed, Jul 22, 2009	16.27	16.71	16.15	16.48
4580	NASDAQ	IONS	Tue, Jul 21, 2009	16.50	16.50	16.05	16.39
4579	NASDAQ	IONS	Mon, Jul 20, 2009	16.21	16.43	16.04	16.39
4578	NASDAQ	IONS	Fri, Jul 17, 2009	15.74	16.09	15.61	16.08
4577	NASDAQ	IONS	Thu, Jul 16, 2009	15.58	15.73	15.26	15.70
4576	NASDAQ	IONS	Wed, Jul 15, 2009	15.50	15.91	15.40	15.71
4575	NASDAQ	IONS	Tue, Jul 14, 2009	15.34	15.45	15.18	15.35
4574	NASDAQ	IONS	Mon, Jul 13, 2009	15.07	15.37	14.65	15.37
4573	NASDAQ	IONS	Fri, Jul 10, 2009	15.13	15.32	14.86	15.05
4572	NASDAQ	IONS	Thu, Jul 9, 2009	15.30	15.37	14.97	15.26
4571	NASDAQ	IONS	Wed, Jul 8, 2009	15.54	15.70	15.08	15.25
4570	NASDAQ	IONS	Tue, Jul 7, 2009	15.91	16.00	15.36	15.44
4569	NASDAQ	IONS	Mon, Jul 6, 2009	15.69	15.88	15.48	15.86
4568	NASDAQ	IONS	Thu, Jul 2, 2009	16.05	16.19	15.67	15.83
4567	NASDAQ	IONS	Wed, Jul 1, 2009	16.57	16.57	16.22	16.32
4566	NASDAQ	IONS	Tue, Jun 30, 2009	16.60	16.73	16.31	16.50
4565	NASDAQ	IONS	Mon, Jun 29, 2009	16.51	16.68	16.03	16.64
4564	NASDAQ	IONS	Fri, Jun 26, 2009	15.91	16.62	15.90	16.59
4563	NASDAQ	IONS	Thu, Jun 25, 2009	15.23	16.08	15.01	16.08
4562	NASDAQ	IONS	Wed, Jun 24, 2009	15.19	15.54	15.03	15.39
4561	NASDAQ	IONS	Tue, Jun 23, 2009	15.13	15.19	14.91	15.02
4560	NASDAQ	IONS	Mon, Jun 22, 2009	15.45	15.45	15.00	15.07
4559	NASDAQ	IONS	Fri, Jun 19, 2009	15.64	15.84	15.43	15.51
4558	NASDAQ	IONS	Thu, Jun 18, 2009	15.33	15.48	15.22	15.39
4557	NASDAQ	IONS	Wed, Jun 17, 2009	14.61	15.42	14.61	15.30
4556	NASDAQ	IONS	Tue, Jun 16, 2009	14.48	14.67	14.33	14.65
4555	NASDAQ	IONS	Mon, Jun 15, 2009	15.03	15.35	14.23	14.35
4554	NASDAQ	IONS	Fri, Jun 12, 2009	15.24	15.41	15.10	15.28
4553	NASDAQ	IONS	Thu, Jun 11, 2009	15.35	15.71	15.27	15.41
4552	NASDAQ	IONS	Wed, Jun 10, 2009	15.55	15.55	14.98	15.27
4551	NASDAQ	IONS	Tue, Jun 9, 2009	15.50	15.55	15.30	15.40
4550	NASDAQ	IONS	Mon, Jun 8, 2009	15.09	15.31	14.99	15.07
4549	NASDAQ	IONS	Fri, Jun 5, 2009	15.44	15.50	15.02	15.13
4548	NASDAQ	IONS	Thu, Jun 4, 2009	15.19	15.37	14.95	15.33
4547	NASDAQ	IONS	Wed, Jun 3, 2009	14.70	15.39	14.70	15.15
4546	NASDAQ	IONS	Tue, Jun 2, 2009	14.17	14.98	14.17	14.89
4545	NASDAQ	IONS	Mon, Jun 1, 2009	14.01	14.50	13.96	14.28
4544	NASDAQ	IONS	Fri, May 29, 2009	13.56	13.80	13.35	13.80
4543	NASDAQ	IONS	Thu, May 28, 2009	13.57	13.80	13.37	13.63
4542	NASDAQ	IONS	Wed, May 27, 2009	13.63	13.90	13.56	13.59
4541	NASDAQ	IONS	Tue, May 26, 2009	13.50	13.80	13.38	13.66
4540	NASDAQ	IONS	Fri, May 22, 2009	13.62	13.67	13.13	13.13
4539	NASDAQ	IONS	Thu, May 21, 2009	13.56	13.57	13.24	13.50
4538	NASDAQ	IONS	Wed, May 20, 2009	13.70	14.90	13.51	13.88
4537	NASDAQ	IONS	Tue, May 19, 2009	15.25	15.60	15.04	15.48
4536	NASDAQ	IONS	Mon, May 18, 2009	15.14	15.49	15.03	15.39
4535	NASDAQ	IONS	Fri, May 15, 2009	15.19	15.30	14.89	14.91
4534	NASDAQ	IONS	Thu, May 14, 2009	15.42	15.69	15.19	15.22
4533	NASDAQ	IONS	Wed, May 13, 2009	15.67	15.82	15.28	15.31
4532	NASDAQ	IONS	Tue, May 12, 2009	16.00	16.09	15.67	15.84
4531	NASDAQ	IONS	Mon, May 11, 2009	15.23	15.99	15.17	15.86
4530	NASDAQ	IONS	Fri, May 8, 2009	15.31	15.53	15.09	15.50
4529	NASDAQ	IONS	Thu, May 7, 2009	15.45	15.69	14.93	15.07
4528	NASDAQ	IONS	Wed, May 6, 2009	16.03	16.15	15.03	15.24
4527	NASDAQ	IONS	Tue, May 5, 2009	15.73	15.98	15.47	15.93
4526	NASDAQ	IONS	Mon, May 4, 2009	15.57	15.76	15.30	15.72
4525	NASDAQ	IONS	Fri, May 1, 2009	15.72	16.21	15.15	15.39
4524	NASDAQ	IONS	Thu, Apr 30, 2009	16.29	16.29	15.65	15.68
4523	NASDAQ	IONS	Wed, Apr 29, 2009	15.79	16.20	15.65	16.10
4522	NASDAQ	IONS	Tue, Apr 28, 2009	15.51	16.01	15.50	15.72
4521	NASDAQ	IONS	Mon, Apr 27, 2009	15.66	17.70	15.52	15.65
4520	NASDAQ	IONS	Fri, Apr 24, 2009	15.76	16.13	15.61	15.92
4519	NASDAQ	IONS	Thu, Apr 23, 2009	15.52	15.81	15.37	15.64
4518	NASDAQ	IONS	Wed, Apr 22, 2009	15.59	16.05	15.47	15.50
4517	NASDAQ	IONS	Tue, Apr 21, 2009	15.27	15.90	15.16	15.72
4516	NASDAQ	IONS	Mon, Apr 20, 2009	14.99	15.39	14.99	15.32
4515	NASDAQ	IONS	Fri, Apr 17, 2009	15.32	15.49	14.79	15.32
4514	NASDAQ	IONS	Thu, Apr 16, 2009	15.09	15.46	14.78	15.28
4513	NASDAQ	IONS	Wed, Apr 15, 2009	14.54	15.06	14.52	14.96
4512	NASDAQ	IONS	Tue, Apr 14, 2009	15.11	15.42	14.52	14.67
4511	NASDAQ	IONS	Mon, Apr 13, 2009	14.98	15.35	14.90	15.26
4510	NASDAQ	IONS	Thu, Apr 9, 2009	15.05	15.28	14.77	15.18
4509	NASDAQ	IONS	Wed, Apr 8, 2009	14.43	14.87	14.42	14.84
4508	NASDAQ	IONS	Tue, Apr 7, 2009	14.54	14.65	14.33	14.34
4507	NASDAQ	IONS	Mon, Apr 6, 2009	14.86	15.04	14.54	14.70
4506	NASDAQ	IONS	Fri, Apr 3, 2009	15.22	15.27	14.75	14.98
4505	NASDAQ	IONS	Thu, Apr 2, 2009	15.00	15.44	14.80	15.30
4504	NASDAQ	IONS	Wed, Apr 1, 2009	14.81	14.81	14.22	14.68
4503	NASDAQ	IONS	Tue, Mar 31, 2009	14.93	15.24	14.67	15.01
4502	NASDAQ	IONS	Mon, Mar 30, 2009	14.70	14.97	14.44	14.82
4501	NASDAQ	IONS	Fri, Mar 27, 2009	14.93	15.29	14.91	15.12
4500	NASDAQ	IONS	Thu, Mar 26, 2009	14.60	15.12	14.45	15.12
4499	NASDAQ	IONS	Wed, Mar 25, 2009	14.12	14.78	13.92	14.56
4498	NASDAQ	IONS	Tue, Mar 24, 2009	14.18	14.26	13.89	13.98
4497	NASDAQ	IONS	Mon, Mar 23, 2009	13.84	14.29	13.62	14.29
4496	NASDAQ	IONS	Fri, Mar 20, 2009	13.83	14.17	13.44	13.49
4495	NASDAQ	IONS	Thu, Mar 19, 2009	14.01	14.01	13.41	13.57
4494	NASDAQ	IONS	Wed, Mar 18, 2009	13.47	14.29	13.25	13.89
4493	NASDAQ	IONS	Tue, Mar 17, 2009	13.58	13.77	13.35	13.48
4492	NASDAQ	IONS	Mon, Mar 16, 2009	13.96	14.10	13.53	13.57
4491	NASDAQ	IONS	Fri, Mar 13, 2009	13.21	13.95	13.21	13.81
4490	NASDAQ	IONS	Thu, Mar 12, 2009	12.36	13.33	12.21	13.18
4489	NASDAQ	IONS	Wed, Mar 11, 2009	12.93	13.19	12.36	12.37
4488	NASDAQ	IONS	Tue, Mar 10, 2009	12.95	13.16	12.45	13.16
4487	NASDAQ	IONS	Mon, Mar 9, 2009	11.99	12.61	11.93	12.38
4486	NASDAQ	IONS	Fri, Mar 6, 2009	11.78	12.21	11.72	12.13
4485	NASDAQ	IONS	Thu, Mar 5, 2009	12.24	12.49	11.65	11.70
4484	NASDAQ	IONS	Wed, Mar 4, 2009	12.29	12.65	12.00	12.47
4483	NASDAQ	IONS	Tue, Mar 3, 2009	12.05	12.56	12.02	12.14
4482	NASDAQ	IONS	Mon, Mar 2, 2009	12.69	12.75	11.92	12.04
4481	NASDAQ	IONS	Fri, Feb 27, 2009	13.51	13.51	12.85	12.86
4480	NASDAQ	IONS	Thu, Feb 26, 2009	14.36	14.52	13.62	13.69
4479	NASDAQ	IONS	Wed, Feb 25, 2009	13.54	14.65	13.33	14.31
4478	NASDAQ	IONS	Tue, Feb 24, 2009	13.13	13.67	12.81	13.59
4477	NASDAQ	IONS	Mon, Feb 23, 2009	13.32	13.62	12.99	13.02
4476	NASDAQ	IONS	Fri, Feb 20, 2009	13.45	13.63	13.18	13.24
4475	NASDAQ	IONS	Thu, Feb 19, 2009	14.00	14.19	13.65	13.68
4474	NASDAQ	IONS	Wed, Feb 18, 2009	14.27	14.27	13.77	13.87
4473	NASDAQ	IONS	Tue, Feb 17, 2009	14.10	14.45	14.00	14.25
4472	NASDAQ	IONS	Fri, Feb 13, 2009	15.16	15.17	14.60	14.65
4471	NASDAQ	IONS	Thu, Feb 12, 2009	14.81	15.16	14.66	15.10
4470	NASDAQ	IONS	Wed, Feb 11, 2009	14.61	15.10	14.61	14.94
4469	NASDAQ	IONS	Tue, Feb 10, 2009	15.08	15.30	14.39	14.50
4468	NASDAQ	IONS	Mon, Feb 9, 2009	15.29	15.31	14.88	15.15
4467	NASDAQ	IONS	Fri, Feb 6, 2009	15.02	15.67	15.00	15.31
4466	NASDAQ	IONS	Thu, Feb 5, 2009	14.69	15.20	14.61	15.08
4465	NASDAQ	IONS	Wed, Feb 4, 2009	14.85	15.23	14.60	14.82
4464	NASDAQ	IONS	Tue, Feb 3, 2009	14.25	14.89	14.02	14.80
4463	NASDAQ	IONS	Mon, Feb 2, 2009	13.94	14.48	13.89	14.22
4462	NASDAQ	IONS	Fri, Jan 30, 2009	13.98	14.48	13.97	14.13
4461	NASDAQ	IONS	Thu, Jan 29, 2009	14.43	14.52	13.76	13.83
4460	NASDAQ	IONS	Wed, Jan 28, 2009	14.20	14.83	14.18	14.60
4459	NASDAQ	IONS	Tue, Jan 27, 2009	13.66	14.20	13.63	14.15
4458	NASDAQ	IONS	Mon, Jan 26, 2009	13.28	14.00	13.20	13.66
4457	NASDAQ	IONS	Fri, Jan 23, 2009	12.97	13.55	12.86	13.30
4456	NASDAQ	IONS	Thu, Jan 22, 2009	13.30	13.61	12.70	13.23
4455	NASDAQ	IONS	Wed, Jan 21, 2009	12.68	13.67	12.68	13.61
4454	NASDAQ	IONS	Tue, Jan 20, 2009	13.85	13.96	12.51	12.57
4453	NASDAQ	IONS	Fri, Jan 16, 2009	14.16	14.29	13.48	13.99
4452	NASDAQ	IONS	Thu, Jan 15, 2009	13.84	14.19	13.32	14.09
4451	NASDAQ	IONS	Wed, Jan 14, 2009	14.32	14.34	13.73	13.92
4450	NASDAQ	IONS	Tue, Jan 13, 2009	13.80	14.49	13.80	14.13
4449	NASDAQ	IONS	Mon, Jan 12, 2009	14.08	14.25	13.76	13.87
4448	NASDAQ	IONS	Fri, Jan 9, 2009	14.41	14.41	13.86	13.93
4447	NASDAQ	IONS	Thu, Jan 8, 2009	13.99	14.25	13.79	14.01
4446	NASDAQ	IONS	Wed, Jan 7, 2009	14.61	14.61	13.90	14.10
4445	NASDAQ	IONS	Tue, Jan 6, 2009	14.57	15.05	14.12	14.86
4444	NASDAQ	IONS	Mon, Jan 5, 2009	14.49	14.53	13.90	14.41
4443	NASDAQ	IONS	Fri, Jan 2, 2009	14.23	14.50	13.94	14.47
4442	NASDAQ	IONS	Wed, Dec 31, 2008	13.65	14.27	13.51	14.18
4441	NASDAQ	IONS	Tue, Dec 30, 2008	13.22	13.74	13.18	13.73
4440	NASDAQ	IONS	Mon, Dec 29, 2008	13.35	13.35	12.83	13.09
4439	NASDAQ	IONS	Fri, Dec 26, 2008	13.47	13.47	13.09	13.32
4438	NASDAQ	IONS	Wed, Dec 24, 2008	13.41	13.65	13.15	13.44
4437	NASDAQ	IONS	Tue, Dec 23, 2008	13.38	13.64	13.24	13.47
4436	NASDAQ	IONS	Mon, Dec 22, 2008	13.95	13.95	12.86	13.32
4435	NASDAQ	IONS	Fri, Dec 19, 2008	13.60	14.06	13.24	13.96
4434	NASDAQ	IONS	Thu, Dec 18, 2008	13.05	13.71	12.95	13.34
4433	NASDAQ	IONS	Wed, Dec 17, 2008	12.81	13.03	12.40	12.93
4432	NASDAQ	IONS	Tue, Dec 16, 2008	11.25	12.10	11.10	12.09
4431	NASDAQ	IONS	Mon, Dec 15, 2008	11.74	11.74	10.83	11.00
4430	NASDAQ	IONS	Fri, Dec 12, 2008	11.00	11.60	10.76	11.60
4429	NASDAQ	IONS	Thu, Dec 11, 2008	11.79	12.23	11.21	11.33
4428	NASDAQ	IONS	Wed, Dec 10, 2008	11.97	12.12	11.59	11.80
4427	NASDAQ	IONS	Tue, Dec 9, 2008	11.55	12.24	11.52	11.83
4426	NASDAQ	IONS	Mon, Dec 8, 2008	11.62	11.80	11.35	11.66
4425	NASDAQ	IONS	Fri, Dec 5, 2008	10.58	11.42	10.29	11.40
4424	NASDAQ	IONS	Thu, Dec 4, 2008	10.71	11.41	10.55	10.74
4423	NASDAQ	IONS	Wed, Dec 3, 2008	10.32	11.02	10.17	10.80
4422	NASDAQ	IONS	Tue, Dec 2, 2008	10.55	10.58	9.90	10.54
4421	NASDAQ	IONS	Mon, Dec 1, 2008	11.27	11.47	10.32	10.37
4420	NASDAQ	IONS	Fri, Nov 28, 2008	11.32	11.48	11.07	11.47
4419	NASDAQ	IONS	Wed, Nov 26, 2008	11.00	11.49	10.43	11.47
4418	NASDAQ	IONS	Tue, Nov 25, 2008	11.05	11.22	10.73	11.14
4417	NASDAQ	IONS	Mon, Nov 24, 2008	10.83	11.06	10.40	10.90
4416	NASDAQ	IONS	Fri, Nov 21, 2008	11.76	11.76	10.24	10.70
4415	NASDAQ	IONS	Thu, Nov 20, 2008	11.94	11.95	11.25	11.42
4414	NASDAQ	IONS	Wed, Nov 19, 2008	13.12	13.12	12.02	12.03
4413	NASDAQ	IONS	Tue, Nov 18, 2008	13.83	14.00	12.66	13.21
4412	NASDAQ	IONS	Mon, Nov 17, 2008	14.09	14.51	13.67	13.77
4411	NASDAQ	IONS	Fri, Nov 14, 2008	14.83	15.06	14.00	14.09
4410	NASDAQ	IONS	Thu, Nov 13, 2008	13.61	15.19	13.07	15.07
4409	NASDAQ	IONS	Wed, Nov 12, 2008	14.88	14.98	13.54	13.60
4408	NASDAQ	IONS	Tue, Nov 11, 2008	15.37	15.63	14.80	15.12
4407	NASDAQ	IONS	Mon, Nov 10, 2008	15.55	16.00	15.29	15.52
4406	NASDAQ	IONS	Fri, Nov 7, 2008	14.73	15.21	14.30	14.81
4405	NASDAQ	IONS	Thu, Nov 6, 2008	14.33	14.92	14.30	14.46
4404	NASDAQ	IONS	Wed, Nov 5, 2008	15.06	15.43	14.43	14.48
4403	NASDAQ	IONS	Tue, Nov 4, 2008	15.30	15.50	14.88	15.23
4402	NASDAQ	IONS	Mon, Nov 3, 2008	13.82	14.80	13.80	14.69
4401	NASDAQ	IONS	Fri, Oct 31, 2008	13.60	14.25	13.33	14.06
4400	NASDAQ	IONS	Thu, Oct 30, 2008	13.24	13.56	13.01	13.56
4399	NASDAQ	IONS	Wed, Oct 29, 2008	13.08	13.37	12.80	12.82
4398	NASDAQ	IONS	Tue, Oct 28, 2008	12.69	13.25	11.83	13.02
4397	NASDAQ	IONS	Mon, Oct 27, 2008	12.86	13.04	12.25	12.25
4396	NASDAQ	IONS	Fri, Oct 24, 2008	12.65	13.36	12.65	13.16
4395	NASDAQ	IONS	Thu, Oct 23, 2008	13.59	14.00	12.64	13.63
4394	NASDAQ	IONS	Wed, Oct 22, 2008	13.66	13.86	13.22	13.58
4393	NASDAQ	IONS	Tue, Oct 21, 2008	14.26	14.75	13.39	13.95
4392	NASDAQ	IONS	Mon, Oct 20, 2008	13.63	14.25	13.27	14.21
4391	NASDAQ	IONS	Fri, Oct 17, 2008	12.72	13.91	12.51	13.36
4390	NASDAQ	IONS	Thu, Oct 16, 2008	12.77	13.32	12.07	13.16
4389	NASDAQ	IONS	Wed, Oct 15, 2008	13.80	13.80	12.56	12.72
4388	NASDAQ	IONS	Tue, Oct 14, 2008	14.25	14.36	13.34	13.97
4387	NASDAQ	IONS	Mon, Oct 13, 2008	12.75	13.83	12.61	13.70
4386	NASDAQ	IONS	Fri, Oct 10, 2008	11.82	12.51	11.00	12.23
4385	NASDAQ	IONS	Thu, Oct 9, 2008	13.47	14.07	12.35	12.62
4384	NASDAQ	IONS	Wed, Oct 8, 2008	13.21	13.98	12.96	13.30
4383	NASDAQ	IONS	Tue, Oct 7, 2008	14.58	14.67	13.62	13.63
4382	NASDAQ	IONS	Mon, Oct 6, 2008	15.26	15.31	13.55	14.43
4381	NASDAQ	IONS	Fri, Oct 3, 2008	15.96	16.56	15.55	15.61
4380	NASDAQ	IONS	Thu, Oct 2, 2008	16.72	16.74	15.72	15.82
4379	NASDAQ	IONS	Wed, Oct 1, 2008	16.78	16.93	16.51	16.84
4378	NASDAQ	IONS	Tue, Sep 30, 2008	16.44	17.00	16.11	16.89
4377	NASDAQ	IONS	Mon, Sep 29, 2008	17.01	17.41	16.00	16.23
4376	NASDAQ	IONS	Fri, Sep 26, 2008	16.80	17.61	16.45	17.45
4375	NASDAQ	IONS	Thu, Sep 25, 2008	16.82	17.50	16.82	17.20
4374	NASDAQ	IONS	Wed, Sep 24, 2008	16.15	17.12	16.13	16.74
4373	NASDAQ	IONS	Tue, Sep 23, 2008	16.55	16.82	16.10	16.10
4372	NASDAQ	IONS	Mon, Sep 22, 2008	17.00	17.07	16.50	16.56
4371	NASDAQ	IONS	Fri, Sep 19, 2008	17.33	17.41	16.53	17.14
4370	NASDAQ	IONS	Thu, Sep 18, 2008	15.72	16.45	14.59	16.41
4369	NASDAQ	IONS	Wed, Sep 17, 2008	16.08	16.90	15.16	15.41
4368	NASDAQ	IONS	Tue, Sep 16, 2008	16.05	16.45	15.79	16.45
4367	NASDAQ	IONS	Mon, Sep 15, 2008	17.00	17.35	16.25	16.45
4366	NASDAQ	IONS	Fri, Sep 12, 2008	17.50	17.69	17.28	17.46
4365	NASDAQ	IONS	Thu, Sep 11, 2008	17.31	17.72	17.12	17.65
4364	NASDAQ	IONS	Wed, Sep 10, 2008	17.25	17.76	17.18	17.68
4363	NASDAQ	IONS	Tue, Sep 9, 2008	17.21	17.45	16.96	17.12
4362	NASDAQ	IONS	Mon, Sep 8, 2008	17.21	17.58	16.89	17.17
4361	NASDAQ	IONS	Fri, Sep 5, 2008	16.99	17.19	16.57	17.00
4360	NASDAQ	IONS	Thu, Sep 4, 2008	17.86	17.90	16.95	17.06
4359	NASDAQ	IONS	Wed, Sep 3, 2008	17.68	18.05	17.51	17.99
4358	NASDAQ	IONS	Tue, Sep 2, 2008	17.94	18.16	17.61	17.69
4357	NASDAQ	IONS	Fri, Aug 29, 2008	17.95	17.98	17.60	17.68
4356	NASDAQ	IONS	Thu, Aug 28, 2008	17.74	18.00	17.65	18.00
4355	NASDAQ	IONS	Wed, Aug 27, 2008	17.79	18.09	17.48	17.73
4354	NASDAQ	IONS	Tue, Aug 26, 2008	17.93	18.13	17.69	17.82
4353	NASDAQ	IONS	Mon, Aug 25, 2008	18.48	18.49	17.81	17.93
4352	NASDAQ	IONS	Fri, Aug 22, 2008	18.00	18.65	17.86	18.50
4351	NASDAQ	IONS	Thu, Aug 21, 2008	17.78	18.13	17.46	17.95
4350	NASDAQ	IONS	Wed, Aug 20, 2008	18.22	18.49	17.74	17.94
4349	NASDAQ	IONS	Tue, Aug 19, 2008	18.51	18.76	18.11	18.15
4348	NASDAQ	IONS	Mon, Aug 18, 2008	19.05	19.05	18.42	18.71
4347	NASDAQ	IONS	Fri, Aug 15, 2008	19.20	19.25	18.75	19.08
4346	NASDAQ	IONS	Thu, Aug 14, 2008	18.94	19.29	18.79	19.00
4345	NASDAQ	IONS	Wed, Aug 13, 2008	18.68	19.05	18.03	19.01
4344	NASDAQ	IONS	Tue, Aug 12, 2008	19.05	19.05	18.58	18.79
4343	NASDAQ	IONS	Mon, Aug 11, 2008	17.65	19.04	17.65	18.95
4342	NASDAQ	IONS	Fri, Aug 8, 2008	16.95	17.89	16.41	17.78
4341	NASDAQ	IONS	Thu, Aug 7, 2008	17.62	17.65	16.01	16.16
4340	NASDAQ	IONS	Wed, Aug 6, 2008	17.53	17.56	17.05	17.33
4339	NASDAQ	IONS	Tue, Aug 5, 2008	17.25	17.53	17.04	17.53
4338	NASDAQ	IONS	Mon, Aug 4, 2008	17.49	17.64	17.24	17.43
4337	NASDAQ	IONS	Fri, Aug 1, 2008	17.06	17.63	16.90	17.46
4336	NASDAQ	IONS	Thu, Jul 31, 2008	16.26	17.21	16.18	17.13
4335	NASDAQ	IONS	Wed, Jul 30, 2008	16.61	16.61	16.00	16.29
4334	NASDAQ	IONS	Tue, Jul 29, 2008	16.42	16.57	16.10	16.52
4333	NASDAQ	IONS	Mon, Jul 28, 2008	16.38	16.48	16.20	16.34
4332	NASDAQ	IONS	Fri, Jul 25, 2008	16.47	16.50	15.93	16.42
4331	NASDAQ	IONS	Thu, Jul 24, 2008	16.09	16.62	16.03	16.34
4330	NASDAQ	IONS	Wed, Jul 23, 2008	16.16	16.38	15.96	15.98
4329	NASDAQ	IONS	Tue, Jul 22, 2008	15.23	16.36	15.00	16.24
4328	NASDAQ	IONS	Mon, Jul 21, 2008	15.17	15.46	15.01	15.32
4327	NASDAQ	IONS	Fri, Jul 18, 2008	15.14	15.23	14.77	15.00
4326	NASDAQ	IONS	Thu, Jul 17, 2008	14.95	15.24	14.84	15.21
4325	NASDAQ	IONS	Wed, Jul 16, 2008	14.94	15.11	14.70	14.86
4324	NASDAQ	IONS	Tue, Jul 15, 2008	14.32	15.06	14.21	15.00
4323	NASDAQ	IONS	Mon, Jul 14, 2008	14.85	14.91	14.36	14.53
4322	NASDAQ	IONS	Fri, Jul 11, 2008	14.17	14.85	14.06	14.81
4321	NASDAQ	IONS	Thu, Jul 10, 2008	14.46	14.55	14.13	14.36
4320	NASDAQ	IONS	Wed, Jul 9, 2008	14.44	14.60	14.24	14.36
4319	NASDAQ	IONS	Tue, Jul 8, 2008	13.87	14.46	13.71	14.46
4318	NASDAQ	IONS	Mon, Jul 7, 2008	14.35	14.37	13.64	13.88
4317	NASDAQ	IONS	Thu, Jul 3, 2008	13.94	14.25	13.61	14.24
4316	NASDAQ	IONS	Wed, Jul 2, 2008	13.84	13.99	13.65	13.71
4315	NASDAQ	IONS	Tue, Jul 1, 2008	13.63	13.94	13.42	13.88
4314	NASDAQ	IONS	Mon, Jun 30, 2008	13.82	14.12	13.08	13.63
4313	NASDAQ	IONS	Fri, Jun 27, 2008	13.57	14.00	13.57	13.80
4312	NASDAQ	IONS	Thu, Jun 26, 2008	13.80	14.08	13.61	13.76
4311	NASDAQ	IONS	Wed, Jun 25, 2008	14.21	14.29	13.85	13.95
4310	NASDAQ	IONS	Tue, Jun 24, 2008	13.79	14.30	13.55	14.18
4309	NASDAQ	IONS	Mon, Jun 23, 2008	14.58	14.59	14.00	14.03
4308	NASDAQ	IONS	Fri, Jun 20, 2008	14.66	14.80	14.07	14.47
4307	NASDAQ	IONS	Thu, Jun 19, 2008	14.33	14.78	14.16	14.76
4306	NASDAQ	IONS	Wed, Jun 18, 2008	14.49	14.58	14.14	14.34
4305	NASDAQ	IONS	Tue, Jun 17, 2008	14.80	14.80	14.41	14.50
4304	NASDAQ	IONS	Mon, Jun 16, 2008	14.85	14.98	14.59	14.80
4303	NASDAQ	IONS	Fri, Jun 13, 2008	14.52	14.89	14.45	14.89
4302	NASDAQ	IONS	Thu, Jun 12, 2008	14.69	15.00	14.31	14.39
4301	NASDAQ	IONS	Wed, Jun 11, 2008	14.96	15.05	14.56	14.56
4300	NASDAQ	IONS	Tue, Jun 10, 2008	14.43	15.09	14.40	14.97
4299	NASDAQ	IONS	Mon, Jun 9, 2008	15.13	15.13	14.35	14.51
4298	NASDAQ	IONS	Fri, Jun 6, 2008	14.74	15.44	14.53	15.18
4297	NASDAQ	IONS	Thu, Jun 5, 2008	13.85	14.91	13.85	14.87
4296	NASDAQ	IONS	Wed, Jun 4, 2008	13.89	14.11	13.72	13.84
4295	NASDAQ	IONS	Tue, Jun 3, 2008	14.07	14.20	13.62	13.97
4294	NASDAQ	IONS	Mon, Jun 2, 2008	14.20	14.41	13.76	13.99
4293	NASDAQ	IONS	Fri, May 30, 2008	14.07	14.94	13.77	14.14
4292	NASDAQ	IONS	Thu, May 29, 2008	13.57	14.10	13.57	14.08
4291	NASDAQ	IONS	Wed, May 28, 2008	13.48	13.77	13.40	13.64
4290	NASDAQ	IONS	Tue, May 27, 2008	12.68	13.38	12.68	13.37
4289	NASDAQ	IONS	Fri, May 23, 2008	12.65	12.79	12.49	12.64
4288	NASDAQ	IONS	Thu, May 22, 2008	12.69	12.88	12.60	12.71
4287	NASDAQ	IONS	Wed, May 21, 2008	13.01	13.25	12.58	12.69
4286	NASDAQ	IONS	Tue, May 20, 2008	12.78	13.12	12.78	12.95
4285	NASDAQ	IONS	Mon, May 19, 2008	12.83	13.15	12.75	12.86
4284	NASDAQ	IONS	Fri, May 16, 2008	12.81	13.06	12.70	12.89
4283	NASDAQ	IONS	Thu, May 15, 2008	12.88	13.09	12.69	12.72
4282	NASDAQ	IONS	Wed, May 14, 2008	12.86	13.18	12.76	12.88
4281	NASDAQ	IONS	Tue, May 13, 2008	12.70	13.12	12.52	12.86
4280	NASDAQ	IONS	Mon, May 12, 2008	12.00	12.78	11.98	12.64
4279	NASDAQ	IONS	Fri, May 9, 2008	11.12	11.85	11.11	11.77
4278	NASDAQ	IONS	Thu, May 8, 2008	11.14	11.50	11.10	11.26
4277	NASDAQ	IONS	Wed, May 7, 2008	11.72	12.10	10.91	11.14
4276	NASDAQ	IONS	Tue, May 6, 2008	11.66	11.77	11.25	11.68
4275	NASDAQ	IONS	Mon, May 5, 2008	11.99	12.04	11.58	11.75
4274	NASDAQ	IONS	Fri, May 2, 2008	12.20	12.30	11.91	11.91
4273	NASDAQ	IONS	Thu, May 1, 2008	11.80	12.15	11.76	12.12
4272	NASDAQ	IONS	Wed, Apr 30, 2008	11.99	12.23	11.70	11.78
4271	NASDAQ	IONS	Tue, Apr 29, 2008	12.52	12.57	11.97	12.11
4270	NASDAQ	IONS	Mon, Apr 28, 2008	12.25	12.81	12.10	12.58
4269	NASDAQ	IONS	Fri, Apr 25, 2008	11.85	13.84	11.68	11.99
4268	NASDAQ	IONS	Thu, Apr 24, 2008	16.75	17.00	16.36	16.80
4267	NASDAQ	IONS	Wed, Apr 23, 2008	16.44	16.91	16.28	16.78
4266	NASDAQ	IONS	Tue, Apr 22, 2008	16.46	16.52	16.15	16.42
4265	NASDAQ	IONS	Mon, Apr 21, 2008	16.74	16.75	16.36	16.57
4264	NASDAQ	IONS	Fri, Apr 18, 2008	17.01	17.07	16.68	16.89
4263	NASDAQ	IONS	Thu, Apr 17, 2008	17.16	17.77	17.00	17.38
4262	NASDAQ	IONS	Wed, Apr 16, 2008	16.11	16.54	15.76	16.53
4261	NASDAQ	IONS	Tue, Apr 15, 2008	16.26	16.33	15.75	15.98
4260	NASDAQ	IONS	Mon, Apr 14, 2008	16.13	16.56	15.97	16.22
4259	NASDAQ	IONS	Fri, Apr 11, 2008	16.58	16.61	15.95	16.17
4258	NASDAQ	IONS	Thu, Apr 10, 2008	15.89	16.94	15.81	16.79
4257	NASDAQ	IONS	Wed, Apr 9, 2008	15.56	16.00	15.56	15.89
4256	NASDAQ	IONS	Tue, Apr 8, 2008	15.75	15.90	15.48	15.57
4255	NASDAQ	IONS	Mon, Apr 7, 2008	15.50	16.11	15.47	15.77
4254	NASDAQ	IONS	Fri, Apr 4, 2008	15.28	15.60	15.01	15.45
4253	NASDAQ	IONS	Thu, Apr 3, 2008	15.07	15.50	14.92	15.21
4252	NASDAQ	IONS	Wed, Apr 2, 2008	15.49	15.63	15.07	15.18
4251	NASDAQ	IONS	Tue, Apr 1, 2008	14.37	15.59	14.20	15.46
4250	NASDAQ	IONS	Mon, Mar 31, 2008	14.43	14.43	14.00	14.11
4249	NASDAQ	IONS	Fri, Mar 28, 2008	15.06	15.06	14.36	14.47
4248	NASDAQ	IONS	Thu, Mar 27, 2008	14.67	15.05	14.67	14.73
4247	NASDAQ	IONS	Wed, Mar 26, 2008	14.89	15.11	14.27	14.76
4246	NASDAQ	IONS	Tue, Mar 25, 2008	14.95	15.09	14.75	15.00
4245	NASDAQ	IONS	Mon, Mar 24, 2008	14.66	15.15	14.61	14.92
4244	NASDAQ	IONS	Thu, Mar 20, 2008	14.34	14.66	13.90	14.62
4243	NASDAQ	IONS	Wed, Mar 19, 2008	14.11	14.49	13.96	14.20
4242	NASDAQ	IONS	Tue, Mar 18, 2008	13.52	14.11	13.15	14.11
4241	NASDAQ	IONS	Mon, Mar 17, 2008	13.16	13.87	13.11	13.37
4240	NASDAQ	IONS	Fri, Mar 14, 2008	14.00	14.27	13.38	13.81
4239	NASDAQ	IONS	Thu, Mar 13, 2008	13.90	14.23	13.21	14.00
4238	NASDAQ	IONS	Wed, Mar 12, 2008	13.72	14.39	13.45	13.78
4237	NASDAQ	IONS	Tue, Mar 11, 2008	13.61	13.95	12.93	13.45
4236	NASDAQ	IONS	Mon, Mar 10, 2008	14.51	14.63	13.38	13.44
4235	NASDAQ	IONS	Fri, Mar 7, 2008	14.50	15.07	14.06	14.49
4234	NASDAQ	IONS	Thu, Mar 6, 2008	15.43	15.47	14.61	14.65
4233	NASDAQ	IONS	Wed, Mar 5, 2008	15.39	15.71	15.20	15.54
4232	NASDAQ	IONS	Tue, Mar 4, 2008	14.39	15.42	14.22	15.27
4231	NASDAQ	IONS	Mon, Mar 3, 2008	14.58	14.88	14.23	14.52
4230	NASDAQ	IONS	Fri, Feb 29, 2008	14.63	14.80	14.26	14.40
4229	NASDAQ	IONS	Thu, Feb 28, 2008	15.26	15.39	14.72	14.87
4228	NASDAQ	IONS	Wed, Feb 27, 2008	14.66	15.49	14.66	15.44
4227	NASDAQ	IONS	Tue, Feb 26, 2008	14.60	15.46	14.60	14.80
4226	NASDAQ	IONS	Mon, Feb 25, 2008	13.90	14.75	13.83	14.68
4225	NASDAQ	IONS	Fri, Feb 22, 2008	14.07	14.21	13.50	13.95
4224	NASDAQ	IONS	Thu, Feb 21, 2008	14.55	14.82	13.97	14.08
4223	NASDAQ	IONS	Wed, Feb 20, 2008	15.03	15.09	14.36	14.49
4222	NASDAQ	IONS	Tue, Feb 19, 2008	15.30	15.35	14.99	15.08
4221	NASDAQ	IONS	Fri, Feb 15, 2008	15.00	15.27	14.85	14.97
4220	NASDAQ	IONS	Thu, Feb 14, 2008	15.49	15.79	14.93	14.93
4219	NASDAQ	IONS	Wed, Feb 13, 2008	15.46	15.48	15.23	15.47
4218	NASDAQ	IONS	Tue, Feb 12, 2008	15.20	15.57	15.10	15.28
4217	NASDAQ	IONS	Mon, Feb 11, 2008	14.84	15.44	14.78	15.15
4216	NASDAQ	IONS	Fri, Feb 8, 2008	15.47	15.47	14.80	14.84
4215	NASDAQ	IONS	Thu, Feb 7, 2008	15.53	15.71	15.12	15.50
4214	NASDAQ	IONS	Wed, Feb 6, 2008	15.89	15.95	15.23	15.24
4213	NASDAQ	IONS	Tue, Feb 5, 2008	15.88	16.54	15.52	15.60
4212	NASDAQ	IONS	Mon, Feb 4, 2008	15.99	16.18	15.55	16.02
4211	NASDAQ	IONS	Fri, Feb 1, 2008	15.93	16.07	15.56	15.97
4210	NASDAQ	IONS	Thu, Jan 31, 2008	15.48	15.92	15.19	15.60
4209	NASDAQ	IONS	Wed, Jan 30, 2008	15.52	15.77	15.00	15.09
4208	NASDAQ	IONS	Tue, Jan 29, 2008	15.25	15.73	15.07	15.53
4207	NASDAQ	IONS	Mon, Jan 28, 2008	15.13	15.16	14.88	15.15
4206	NASDAQ	IONS	Fri, Jan 25, 2008	15.30	15.67	15.00	15.19
4205	NASDAQ	IONS	Thu, Jan 24, 2008	15.37	15.53	15.05	15.24
4204	NASDAQ	IONS	Wed, Jan 23, 2008	15.22	15.78	14.59	15.29
4203	NASDAQ	IONS	Tue, Jan 22, 2008	14.91	15.85	14.80	15.57
4202	NASDAQ	IONS	Fri, Jan 18, 2008	16.49	16.58	15.75	15.78
4201	NASDAQ	IONS	Thu, Jan 17, 2008	16.51	16.80	16.25	16.48
4200	NASDAQ	IONS	Wed, Jan 16, 2008	16.60	16.97	16.19	16.41
4199	NASDAQ	IONS	Tue, Jan 15, 2008	16.50	16.93	16.38	16.60
4198	NASDAQ	IONS	Mon, Jan 14, 2008	17.32	17.50	16.65	16.69
4197	NASDAQ	IONS	Fri, Jan 11, 2008	17.30	17.80	17.00	17.10
4196	NASDAQ	IONS	Thu, Jan 10, 2008	16.93	17.84	16.75	17.40
4195	NASDAQ	IONS	Wed, Jan 9, 2008	18.57	18.89	16.51	16.61
4194	NASDAQ	IONS	Tue, Jan 8, 2008	19.77	20.15	18.34	18.58
4193	NASDAQ	IONS	Mon, Jan 7, 2008	15.06	15.20	12.70	14.58
4192	NASDAQ	IONS	Fri, Jan 4, 2008	15.01	15.30	14.90	15.02
4191	NASDAQ	IONS	Thu, Jan 3, 2008	15.43	15.53	14.93	15.12
4190	NASDAQ	IONS	Wed, Jan 2, 2008	15.85	16.00	15.24	15.38
4189	NASDAQ	IONS	Mon, Dec 31, 2007	16.10	16.17	15.65	15.75
4188	NASDAQ	IONS	Fri, Dec 28, 2007	16.33	16.48	16.04	16.24
4187	NASDAQ	IONS	Thu, Dec 27, 2007	16.59	16.75	16.10	16.10
4186	NASDAQ	IONS	Wed, Dec 26, 2007	16.44	16.88	16.32	16.59
4185	NASDAQ	IONS	Mon, Dec 24, 2007	16.32	16.51	16.17	16.51
4184	NASDAQ	IONS	Fri, Dec 21, 2007	16.30	16.43	16.00	16.26
4183	NASDAQ	IONS	Thu, Dec 20, 2007	15.85	16.08	15.60	16.08
4182	NASDAQ	IONS	Wed, Dec 19, 2007	15.70	16.11	15.60	15.81
4181	NASDAQ	IONS	Tue, Dec 18, 2007	15.79	16.00	15.29	15.65
4180	NASDAQ	IONS	Mon, Dec 17, 2007	16.44	16.46	15.55	15.60
4179	NASDAQ	IONS	Fri, Dec 14, 2007	16.78	17.18	16.43	16.47
4178	NASDAQ	IONS	Thu, Dec 13, 2007	17.03	17.14	16.64	17.04
4177	NASDAQ	IONS	Wed, Dec 12, 2007	17.72	17.73	16.76	16.95
4176	NASDAQ	IONS	Tue, Dec 11, 2007	17.41	17.65	16.90	16.90
4175	NASDAQ	IONS	Mon, Dec 10, 2007	16.81	17.48	16.76	17.36
4174	NASDAQ	IONS	Fri, Dec 7, 2007	17.24	17.28	16.74	16.80
4173	NASDAQ	IONS	Thu, Dec 6, 2007	17.04	17.33	16.60	17.33
4172	NASDAQ	IONS	Wed, Dec 5, 2007	17.29	17.29	16.91	17.18
4171	NASDAQ	IONS	Tue, Dec 4, 2007	17.61	17.63	16.73	17.02
4170	NASDAQ	IONS	Mon, Dec 3, 2007	17.91	18.13	17.60	17.68
4169	NASDAQ	IONS	Fri, Nov 30, 2007	17.70	18.21	17.63	17.69
4168	NASDAQ	IONS	Thu, Nov 29, 2007	17.60	17.79	17.31	17.53
4167	NASDAQ	IONS	Wed, Nov 28, 2007	17.57	18.23	17.45	17.48
4166	NASDAQ	IONS	Tue, Nov 27, 2007	17.24	17.56	17.14	17.56
4165	NASDAQ	IONS	Mon, Nov 26, 2007	16.93	17.48	16.83	17.06
4164	NASDAQ	IONS	Fri, Nov 23, 2007	16.67	17.04	16.66	16.94
4163	NASDAQ	IONS	Wed, Nov 21, 2007	16.95	16.95	16.34	16.50
4162	NASDAQ	IONS	Tue, Nov 20, 2007	16.55	17.10	16.53	17.08
4161	NASDAQ	IONS	Mon, Nov 19, 2007	16.62	16.67	16.28	16.52
4160	NASDAQ	IONS	Fri, Nov 16, 2007	16.45	16.89	16.25	16.75
4159	NASDAQ	IONS	Thu, Nov 15, 2007	16.04	16.61	16.03	16.44
4158	NASDAQ	IONS	Wed, Nov 14, 2007	16.10	16.26	15.80	16.08
4157	NASDAQ	IONS	Tue, Nov 13, 2007	15.90	16.24	15.80	16.06
4156	NASDAQ	IONS	Mon, Nov 12, 2007	15.24	16.30	15.20	15.61
4155	NASDAQ	IONS	Fri, Nov 9, 2007	15.69	15.75	15.16	15.40
4154	NASDAQ	IONS	Thu, Nov 8, 2007	16.72	16.72	15.40	15.84
4153	NASDAQ	IONS	Wed, Nov 7, 2007	17.00	17.11	16.38	16.38
4152	NASDAQ	IONS	Tue, Nov 6, 2007	16.56	17.22	16.49	17.21
4151	NASDAQ	IONS	Mon, Nov 5, 2007	16.75	17.14	16.32	16.57
4150	NASDAQ	IONS	Fri, Nov 2, 2007	17.05	17.21	16.79	16.87
4149	NASDAQ	IONS	Thu, Nov 1, 2007	17.31	17.44	16.76	16.77
4148	NASDAQ	IONS	Wed, Oct 31, 2007	16.85	17.70	16.75	17.62
4147	NASDAQ	IONS	Tue, Oct 30, 2007	17.01	17.35	16.62	16.66
4146	NASDAQ	IONS	Mon, Oct 29, 2007	17.39	17.46	17.03	17.19
4145	NASDAQ	IONS	Fri, Oct 26, 2007	17.40	17.65	17.37	17.38
4144	NASDAQ	IONS	Thu, Oct 25, 2007	17.80	17.88	17.29	17.34
4143	NASDAQ	IONS	Wed, Oct 24, 2007	17.40	17.73	16.95	17.70
4142	NASDAQ	IONS	Tue, Oct 23, 2007	17.07	17.47	17.00	17.46
4141	NASDAQ	IONS	Mon, Oct 22, 2007	16.63	17.00	16.12	16.90
4140	NASDAQ	IONS	Fri, Oct 19, 2007	17.59	17.64	16.71	16.89
4139	NASDAQ	IONS	Thu, Oct 18, 2007	17.45	17.90	17.40	17.61
4138	NASDAQ	IONS	Wed, Oct 17, 2007	17.84	17.90	17.00	17.54
4137	NASDAQ	IONS	Tue, Oct 16, 2007	17.37	17.75	17.14	17.64
4136	NASDAQ	IONS	Mon, Oct 15, 2007	16.96	17.37	16.89	17.37
4135	NASDAQ	IONS	Fri, Oct 12, 2007	16.79	17.15	16.52	16.83
4134	NASDAQ	IONS	Thu, Oct 11, 2007	16.02	16.90	16.01	16.48
4133	NASDAQ	IONS	Wed, Oct 10, 2007	16.23	16.48	15.44	15.86
4132	NASDAQ	IONS	Tue, Oct 9, 2007	16.70	17.15	16.35	16.39
4131	NASDAQ	IONS	Mon, Oct 8, 2007	16.19	17.08	16.16	16.64
4130	NASDAQ	IONS	Fri, Oct 5, 2007	15.70	16.12	15.70	16.00
4129	NASDAQ	IONS	Thu, Oct 4, 2007	15.94	15.96	15.23	15.49
4128	NASDAQ	IONS	Wed, Oct 3, 2007	15.35	15.95	15.30	15.75
4127	NASDAQ	IONS	Tue, Oct 2, 2007	15.32	15.52	15.26	15.49
4126	NASDAQ	IONS	Mon, Oct 1, 2007	14.95	15.37	14.88	15.26
4125	NASDAQ	IONS	Fri, Sep 28, 2007	15.35	15.52	14.90	14.97
4124	NASDAQ	IONS	Thu, Sep 27, 2007	15.31	15.50	15.22	15.35
4123	NASDAQ	IONS	Wed, Sep 26, 2007	14.99	15.30	14.83	15.10
4122	NASDAQ	IONS	Tue, Sep 25, 2007	14.50	14.92	14.48	14.77
4121	NASDAQ	IONS	Mon, Sep 24, 2007	15.09	15.11	14.48	14.55
4120	NASDAQ	IONS	Fri, Sep 21, 2007	14.61	15.04	14.50	14.91
4119	NASDAQ	IONS	Thu, Sep 20, 2007	14.76	14.81	14.27	14.47
4118	NASDAQ	IONS	Wed, Sep 19, 2007	14.55	14.72	14.51	14.61
4117	NASDAQ	IONS	Tue, Sep 18, 2007	14.02	14.44	13.91	14.38
4116	NASDAQ	IONS	Mon, Sep 17, 2007	14.19	14.20	13.64	14.00
4115	NASDAQ	IONS	Fri, Sep 14, 2007	13.29	14.44	13.10	14.13
4114	NASDAQ	IONS	Thu, Sep 13, 2007	13.66	13.75	13.28	13.30
4113	NASDAQ	IONS	Wed, Sep 12, 2007	12.89	12.97	12.74	12.76
4112	NASDAQ	IONS	Tue, Sep 11, 2007	12.77	13.20	12.70	12.90
4111	NASDAQ	IONS	Mon, Sep 10, 2007	12.77	12.94	12.55	12.74
4110	NASDAQ	IONS	Fri, Sep 7, 2007	12.54	12.89	12.40	12.74
4109	NASDAQ	IONS	Thu, Sep 6, 2007	12.46	12.83	12.46	12.74
4108	NASDAQ	IONS	Wed, Sep 5, 2007	12.62	12.73	12.43	12.47
4107	NASDAQ	IONS	Tue, Sep 4, 2007	12.30	12.74	12.27	12.73
4106	NASDAQ	IONS	Fri, Aug 31, 2007	12.31	12.45	12.17	12.34
4105	NASDAQ	IONS	Thu, Aug 30, 2007	12.13	12.35	12.04	12.17
4104	NASDAQ	IONS	Wed, Aug 29, 2007	12.05	12.34	11.92	12.27
4103	NASDAQ	IONS	Tue, Aug 28, 2007	12.36	12.41	11.88	11.96
4102	NASDAQ	IONS	Mon, Aug 27, 2007	12.66	12.76	12.39	12.47
4101	NASDAQ	IONS	Fri, Aug 24, 2007	12.51	12.72	12.41	12.67
4100	NASDAQ	IONS	Thu, Aug 23, 2007	12.79	12.79	12.30	12.58
4099	NASDAQ	IONS	Wed, Aug 22, 2007	12.87	13.00	12.50	12.72
4098	NASDAQ	IONS	Tue, Aug 21, 2007	12.33	12.88	12.24	12.86
4097	NASDAQ	IONS	Mon, Aug 20, 2007	11.97	12.37	11.76	12.24
4096	NASDAQ	IONS	Fri, Aug 17, 2007	11.99	12.08	11.54	11.90
4095	NASDAQ	IONS	Thu, Aug 16, 2007	11.25	11.65	10.94	11.65
4094	NASDAQ	IONS	Wed, Aug 15, 2007	11.40	11.73	11.16	11.35
4093	NASDAQ	IONS	Tue, Aug 14, 2007	11.68	11.83	11.22	11.42
4092	NASDAQ	IONS	Mon, Aug 13, 2007	11.35	11.75	11.12	11.58
4091	NASDAQ	IONS	Fri, Aug 10, 2007	11.55	11.60	10.95	11.08
4090	NASDAQ	IONS	Thu, Aug 9, 2007	10.83	12.10	10.83	11.76
4089	NASDAQ	IONS	Wed, Aug 8, 2007	10.95	11.53	10.91	11.37
4088	NASDAQ	IONS	Tue, Aug 7, 2007	10.21	10.95	10.20	10.69
4087	NASDAQ	IONS	Mon, Aug 6, 2007	9.88	10.33	9.52	10.33
4086	NASDAQ	IONS	Fri, Aug 3, 2007	10.06	10.18	9.70	9.74
4085	NASDAQ	IONS	Thu, Aug 2, 2007	10.23	10.33	9.93	10.08
4084	NASDAQ	IONS	Wed, Aug 1, 2007	10.38	10.47	10.00	10.23
4083	NASDAQ	IONS	Tue, Jul 31, 2007	10.45	10.57	10.09	10.41
4082	NASDAQ	IONS	Mon, Jul 30, 2007	10.14	10.22	9.98	10.14
4081	NASDAQ	IONS	Fri, Jul 27, 2007	10.02	10.15	9.94	9.99
4080	NASDAQ	IONS	Thu, Jul 26, 2007	10.22	10.39	9.91	10.06
4079	NASDAQ	IONS	Wed, Jul 25, 2007	10.51	10.58	10.10	10.44
4078	NASDAQ	IONS	Tue, Jul 24, 2007	10.77	10.95	10.41	10.43
4077	NASDAQ	IONS	Mon, Jul 23, 2007	11.00	11.19	10.84	10.85
4076	NASDAQ	IONS	Fri, Jul 20, 2007	11.49	11.52	10.89	11.04
4075	NASDAQ	IONS	Thu, Jul 19, 2007	11.33	11.63	11.24	11.52
4074	NASDAQ	IONS	Wed, Jul 18, 2007	10.90	11.07	10.65	10.94
4073	NASDAQ	IONS	Tue, Jul 17, 2007	11.18	11.29	10.90	10.91
4072	NASDAQ	IONS	Mon, Jul 16, 2007	11.71	11.72	11.11	11.13
4071	NASDAQ	IONS	Fri, Jul 13, 2007	11.90	11.94	11.70	11.77
4070	NASDAQ	IONS	Thu, Jul 12, 2007	11.54	11.97	11.50	11.96
4069	NASDAQ	IONS	Wed, Jul 11, 2007	11.70	11.84	11.25	11.45
4068	NASDAQ	IONS	Tue, Jul 10, 2007	11.89	12.23	11.53	11.64
4067	NASDAQ	IONS	Mon, Jul 9, 2007	10.60	11.90	10.48	11.80
4066	NASDAQ	IONS	Fri, Jul 6, 2007	10.08	10.19	10.01	10.07
4065	NASDAQ	IONS	Thu, Jul 5, 2007	10.00	10.20	9.95	10.05
4064	NASDAQ	IONS	Tue, Jul 3, 2007	9.78	10.01	9.72	10.00
4063	NASDAQ	IONS	Mon, Jul 2, 2007	9.75	9.81	9.62	9.77
4062	NASDAQ	IONS	Fri, Jun 29, 2007	9.74	10.00	9.63	9.68
4061	NASDAQ	IONS	Thu, Jun 28, 2007	9.66	9.87	9.65	9.81
4060	NASDAQ	IONS	Wed, Jun 27, 2007	9.19	9.68	9.16	9.65
4059	NASDAQ	IONS	Tue, Jun 26, 2007	9.23	9.28	9.07	9.14
4058	NASDAQ	IONS	Mon, Jun 25, 2007	9.52	9.52	9.03	9.19
4057	NASDAQ	IONS	Fri, Jun 22, 2007	9.57	9.57	9.42	9.53
4056	NASDAQ	IONS	Thu, Jun 21, 2007	9.33	9.63	9.22	9.61
4055	NASDAQ	IONS	Wed, Jun 20, 2007	9.17	9.66	9.17	9.33
4054	NASDAQ	IONS	Tue, Jun 19, 2007	8.90	9.25	8.90	9.13
4053	NASDAQ	IONS	Mon, Jun 18, 2007	9.31	9.34	8.95	8.98
4052	NASDAQ	IONS	Fri, Jun 15, 2007	9.10	9.34	9.00	9.31
4051	NASDAQ	IONS	Thu, Jun 14, 2007	9.03	9.09	8.92	8.95
4050	NASDAQ	IONS	Wed, Jun 13, 2007	8.88	9.06	8.79	8.99
4049	NASDAQ	IONS	Tue, Jun 12, 2007	9.02	9.04	8.79	8.86
4048	NASDAQ	IONS	Mon, Jun 11, 2007	9.16	9.28	9.00	9.01
4047	NASDAQ	IONS	Fri, Jun 8, 2007	9.12	9.36	8.98	9.16
4046	NASDAQ	IONS	Thu, Jun 7, 2007	9.47	9.48	9.01	9.16
4045	NASDAQ	IONS	Wed, Jun 6, 2007	9.58	9.65	9.48	9.54
4044	NASDAQ	IONS	Tue, Jun 5, 2007	9.87	9.87	9.58	9.67
4043	NASDAQ	IONS	Mon, Jun 4, 2007	10.00	10.02	9.77	9.88
4042	NASDAQ	IONS	Fri, Jun 1, 2007	10.08	10.16	9.92	9.99
4041	NASDAQ	IONS	Thu, May 31, 2007	10.08	10.22	9.92	10.06
4040	NASDAQ	IONS	Wed, May 30, 2007	9.89	10.18	9.77	10.14
4039	NASDAQ	IONS	Tue, May 29, 2007	9.96	10.03	9.86	10.00
4038	NASDAQ	IONS	Fri, May 25, 2007	9.76	9.97	9.70	9.94
4037	NASDAQ	IONS	Thu, May 24, 2007	10.08	10.08	9.67	9.70
4036	NASDAQ	IONS	Wed, May 23, 2007	9.96	10.10	9.91	10.04
4035	NASDAQ	IONS	Tue, May 22, 2007	10.03	10.12	9.89	9.93
4034	NASDAQ	IONS	Mon, May 21, 2007	10.09	10.16	9.82	10.07
4033	NASDAQ	IONS	Fri, May 18, 2007	9.94	10.04	9.76	9.94
4032	NASDAQ	IONS	Thu, May 17, 2007	10.04	10.09	9.80	9.89
4031	NASDAQ	IONS	Wed, May 16, 2007	9.69	9.86	9.58	9.86
4030	NASDAQ	IONS	Tue, May 15, 2007	9.62	9.86	9.53	9.60
4029	NASDAQ	IONS	Mon, May 14, 2007	9.91	10.00	9.62	9.65
4028	NASDAQ	IONS	Fri, May 11, 2007	9.97	10.04	9.72	9.88
4027	NASDAQ	IONS	Thu, May 10, 2007	10.25	10.25	9.80	9.85
4026	NASDAQ	IONS	Wed, May 9, 2007	10.48	10.50	10.03	10.24
4025	NASDAQ	IONS	Tue, May 8, 2007	9.86	9.98	9.71	9.91
4024	NASDAQ	IONS	Mon, May 7, 2007	9.98	10.07	9.89	9.95
4023	NASDAQ	IONS	Fri, May 4, 2007	9.95	10.11	9.84	10.00
4022	NASDAQ	IONS	Thu, May 3, 2007	10.12	10.24	9.90	9.91
4021	NASDAQ	IONS	Wed, May 2, 2007	9.90	10.28	9.73	10.22
4020	NASDAQ	IONS	Tue, May 1, 2007	10.18	10.18	9.61	9.92
4019	NASDAQ	IONS	Mon, Apr 30, 2007	10.16	10.37	10.06	10.23
4018	NASDAQ	IONS	Fri, Apr 27, 2007	10.25	10.30	10.12	10.19
4017	NASDAQ	IONS	Thu, Apr 26, 2007	10.25	10.39	10.06	10.30
4016	NASDAQ	IONS	Wed, Apr 25, 2007	10.00	10.58	9.76	10.25
4015	NASDAQ	IONS	Tue, Apr 24, 2007	9.65	9.97	9.51	9.92
4014	NASDAQ	IONS	Mon, Apr 23, 2007	9.45	9.70	9.45	9.60
4013	NASDAQ	IONS	Fri, Apr 20, 2007	9.65	9.86	9.46	9.48
4012	NASDAQ	IONS	Thu, Apr 19, 2007	9.57	9.87	9.47	9.66
4011	NASDAQ	IONS	Wed, Apr 18, 2007	9.60	9.69	9.49	9.66
4010	NASDAQ	IONS	Tue, Apr 17, 2007	9.86	10.00	9.63	9.67
4009	NASDAQ	IONS	Mon, Apr 16, 2007	9.75	10.00	9.72	9.88
4008	NASDAQ	IONS	Fri, Apr 13, 2007	9.74	9.83	9.60	9.75
4007	NASDAQ	IONS	Thu, Apr 12, 2007	9.59	9.79	9.40	9.79
4006	NASDAQ	IONS	Wed, Apr 11, 2007	9.75	9.81	9.39	9.61
4005	NASDAQ	IONS	Tue, Apr 10, 2007	10.12	10.24	9.69	9.71
4004	NASDAQ	IONS	Mon, Apr 9, 2007	9.75	10.13	9.69	10.11
4003	NASDAQ	IONS	Thu, Apr 5, 2007	9.70	9.73	9.42	9.67
4002	NASDAQ	IONS	Wed, Apr 4, 2007	9.37	9.68	9.26	9.68
4001	NASDAQ	IONS	Tue, Apr 3, 2007	9.26	9.43	9.21	9.40
4000	NASDAQ	IONS	Mon, Apr 2, 2007	9.32	9.52	9.15	9.22
3999	NASDAQ	IONS	Fri, Mar 30, 2007	9.40	9.50	9.12	9.27
3998	NASDAQ	IONS	Thu, Mar 29, 2007	9.72	9.79	9.36	9.43
3997	NASDAQ	IONS	Wed, Mar 28, 2007	9.53	9.72	9.37	9.61
3996	NASDAQ	IONS	Tue, Mar 27, 2007	10.06	10.08	9.58	9.62
3995	NASDAQ	IONS	Mon, Mar 26, 2007	10.59	10.80	9.85	9.86
3994	NASDAQ	IONS	Fri, Mar 23, 2007	10.30	10.60	10.11	10.14
3993	NASDAQ	IONS	Thu, Mar 22, 2007	10.25	10.46	10.07	10.25
3992	NASDAQ	IONS	Wed, Mar 21, 2007	9.00	9.59	8.90	9.59
3991	NASDAQ	IONS	Tue, Mar 20, 2007	9.10	9.10	8.87	8.97
3990	NASDAQ	IONS	Mon, Mar 19, 2007	9.01	9.31	8.99	9.07
3989	NASDAQ	IONS	Fri, Mar 16, 2007	9.11	9.18	8.90	8.96
3988	NASDAQ	IONS	Thu, Mar 15, 2007	8.94	9.22	8.93	9.12
3987	NASDAQ	IONS	Wed, Mar 14, 2007	9.05	9.11	8.71	8.95
3986	NASDAQ	IONS	Tue, Mar 13, 2007	9.33	9.47	9.03	9.09
3985	NASDAQ	IONS	Mon, Mar 12, 2007	9.38	9.48	9.18	9.38
3984	NASDAQ	IONS	Fri, Mar 9, 2007	9.85	9.95	9.26	9.46
3983	NASDAQ	IONS	Thu, Mar 8, 2007	9.40	9.91	9.38	9.82
3982	NASDAQ	IONS	Wed, Mar 7, 2007	9.06	9.46	9.01	9.36
3981	NASDAQ	IONS	Tue, Mar 6, 2007	8.47	9.01	8.47	9.01
3980	NASDAQ	IONS	Mon, Mar 5, 2007	8.80	8.81	8.30	8.37
3979	NASDAQ	IONS	Fri, Mar 2, 2007	9.07	9.15	8.80	8.86
3978	NASDAQ	IONS	Thu, Mar 1, 2007	9.05	9.25	8.75	9.14
3977	NASDAQ	IONS	Wed, Feb 28, 2007	9.10	9.19	8.77	9.12
3976	NASDAQ	IONS	Tue, Feb 27, 2007	9.28	9.31	8.78	9.00
3975	NASDAQ	IONS	Mon, Feb 26, 2007	9.76	9.84	9.40	9.48
3974	NASDAQ	IONS	Fri, Feb 23, 2007	9.90	9.90	9.59	9.71
3973	NASDAQ	IONS	Thu, Feb 22, 2007	9.92	9.99	9.77	9.89
3972	NASDAQ	IONS	Wed, Feb 21, 2007	10.04	10.04	9.80	9.91
3971	NASDAQ	IONS	Tue, Feb 20, 2007	10.08	10.19	9.93	10.10
3970	NASDAQ	IONS	Fri, Feb 16, 2007	10.27	10.27	10.02	10.07
3969	NASDAQ	IONS	Thu, Feb 15, 2007	10.09	10.30	9.92	10.24
3968	NASDAQ	IONS	Wed, Feb 14, 2007	10.03	10.32	9.96	10.03
3967	NASDAQ	IONS	Tue, Feb 13, 2007	10.10	10.11	9.86	10.01
3966	NASDAQ	IONS	Mon, Feb 12, 2007	10.16	10.17	9.88	10.07
3965	NASDAQ	IONS	Fri, Feb 9, 2007	10.58	10.75	10.05	10.15
3964	NASDAQ	IONS	Thu, Feb 8, 2007	10.35	10.74	10.35	10.55
3963	NASDAQ	IONS	Wed, Feb 7, 2007	10.41	10.55	10.31	10.36
3962	NASDAQ	IONS	Tue, Feb 6, 2007	10.51	10.68	10.24	10.38
3961	NASDAQ	IONS	Mon, Feb 5, 2007	10.50	10.82	10.45	10.50
3960	NASDAQ	IONS	Fri, Feb 2, 2007	10.75	10.82	10.50	10.51
3959	NASDAQ	IONS	Thu, Feb 1, 2007	10.42	10.87	10.40	10.77
3958	NASDAQ	IONS	Wed, Jan 31, 2007	10.41	10.47	10.14	10.39
3957	NASDAQ	IONS	Tue, Jan 30, 2007	10.77	10.80	10.29	10.30
3956	NASDAQ	IONS	Mon, Jan 29, 2007	11.06	11.10	10.64	10.77
3955	NASDAQ	IONS	Fri, Jan 26, 2007	10.60	10.60	10.10	10.43
3954	NASDAQ	IONS	Thu, Jan 25, 2007	10.79	10.81	10.34	10.46
3953	NASDAQ	IONS	Wed, Jan 24, 2007	10.40	10.76	10.30	10.72
3952	NASDAQ	IONS	Tue, Jan 23, 2007	10.63	10.65	10.17	10.40
3951	NASDAQ	IONS	Mon, Jan 22, 2007	11.12	11.12	10.58	10.67
3950	NASDAQ	IONS	Fri, Jan 19, 2007	10.92	11.10	10.80	11.04
3949	NASDAQ	IONS	Thu, Jan 18, 2007	11.39	11.40	10.86	10.99
3948	NASDAQ	IONS	Wed, Jan 17, 2007	11.20	11.39	10.79	11.25
3947	NASDAQ	IONS	Tue, Jan 16, 2007	12.49	12.59	11.95	12.08
3946	NASDAQ	IONS	Fri, Jan 12, 2007	12.03	12.50	11.90	12.37
3945	NASDAQ	IONS	Thu, Jan 11, 2007	11.38	12.01	11.31	11.95
3944	NASDAQ	IONS	Wed, Jan 10, 2007	11.12	11.37	11.11	11.33
3943	NASDAQ	IONS	Tue, Jan 9, 2007	11.11	11.25	11.00	11.21
3942	NASDAQ	IONS	Mon, Jan 8, 2007	11.22	11.30	11.11	11.16
3941	NASDAQ	IONS	Fri, Jan 5, 2007	11.21	11.38	11.00	11.32
3940	NASDAQ	IONS	Thu, Jan 4, 2007	10.96	11.46	10.91	11.30
3939	NASDAQ	IONS	Wed, Jan 3, 2007	11.07	11.20	10.50	10.93
3938	NASDAQ	IONS	Fri, Dec 29, 2006	11.47	11.54	11.06	11.12
3937	NASDAQ	IONS	Thu, Dec 28, 2006	11.62	11.74	11.32	11.41
3936	NASDAQ	IONS	Wed, Dec 27, 2006	11.54	11.70	11.40	11.67
3935	NASDAQ	IONS	Tue, Dec 26, 2006	11.52	11.61	11.43	11.52
3934	NASDAQ	IONS	Fri, Dec 22, 2006	11.67	11.70	11.50	11.57
3933	NASDAQ	IONS	Thu, Dec 21, 2006	11.85	11.95	11.60	11.72
3932	NASDAQ	IONS	Wed, Dec 20, 2006	11.77	11.99	11.75	11.81
3931	NASDAQ	IONS	Tue, Dec 19, 2006	12.00	12.06	11.60	11.77
3930	NASDAQ	IONS	Mon, Dec 18, 2006	12.06	12.36	12.00	12.15
3929	NASDAQ	IONS	Fri, Dec 15, 2006	12.17	12.35	12.01	12.04
3928	NASDAQ	IONS	Thu, Dec 14, 2006	12.21	12.49	12.06	12.08
3927	NASDAQ	IONS	Wed, Dec 13, 2006	12.34	12.36	12.10	12.21
3926	NASDAQ	IONS	Tue, Dec 12, 2006	12.40	12.50	12.06	12.30
3925	NASDAQ	IONS	Mon, Dec 11, 2006	12.52	12.64	12.02	12.49
3924	NASDAQ	IONS	Fri, Dec 8, 2006	11.14	12.30	10.87	12.13
3923	NASDAQ	IONS	Thu, Dec 7, 2006	11.50	11.54	11.07	11.10
3922	NASDAQ	IONS	Wed, Dec 6, 2006	11.79	11.82	11.35	11.43
3921	NASDAQ	IONS	Tue, Dec 5, 2006	11.60	11.80	11.35	11.75
3920	NASDAQ	IONS	Mon, Dec 4, 2006	11.60	11.68	11.13	11.34
3919	NASDAQ	IONS	Fri, Dec 1, 2006	10.20	10.44	10.05	10.41
3918	NASDAQ	IONS	Thu, Nov 30, 2006	10.25	10.33	10.06	10.19
3917	NASDAQ	IONS	Wed, Nov 29, 2006	10.14	10.50	10.13	10.27
3916	NASDAQ	IONS	Tue, Nov 28, 2006	10.29	10.30	9.78	10.04
3915	NASDAQ	IONS	Mon, Nov 27, 2006	10.85	10.92	10.06	10.20
3914	NASDAQ	IONS	Fri, Nov 24, 2006	10.54	10.75	10.50	10.73
3913	NASDAQ	IONS	Wed, Nov 22, 2006	10.74	10.90	10.65	10.74
3912	NASDAQ	IONS	Tue, Nov 21, 2006	10.94	11.03	10.60	10.76
3911	NASDAQ	IONS	Mon, Nov 20, 2006	10.88	11.15	10.70	10.98
3910	NASDAQ	IONS	Fri, Nov 17, 2006	10.27	10.85	10.25	10.82
3909	NASDAQ	IONS	Thu, Nov 16, 2006	10.89	10.98	10.47	10.50
3908	NASDAQ	IONS	Wed, Nov 15, 2006	11.09	11.19	10.53	10.84
3907	NASDAQ	IONS	Tue, Nov 14, 2006	12.49	12.49	11.20	11.32
3906	NASDAQ	IONS	Mon, Nov 13, 2006	13.54	14.00	12.26	12.43
3905	NASDAQ	IONS	Fri, Nov 10, 2006	10.28	10.49	9.96	10.38
3904	NASDAQ	IONS	Thu, Nov 9, 2006	10.19	10.64	9.95	10.19
3903	NASDAQ	IONS	Wed, Nov 8, 2006	9.04	9.25	8.90	9.20
3902	NASDAQ	IONS	Tue, Nov 7, 2006	8.71	9.12	8.71	9.11
3901	NASDAQ	IONS	Mon, Nov 6, 2006	8.20	8.76	8.20	8.73
3900	NASDAQ	IONS	Fri, Nov 3, 2006	8.39	8.49	8.03	8.17
3899	NASDAQ	IONS	Thu, Nov 2, 2006	8.16	8.43	8.09	8.18
3898	NASDAQ	IONS	Wed, Nov 1, 2006	8.75	8.78	8.20	8.22
3897	NASDAQ	IONS	Tue, Oct 31, 2006	8.29	8.80	8.14	8.58
3896	NASDAQ	IONS	Mon, Oct 30, 2006	8.27	8.39	8.06	8.25
3895	NASDAQ	IONS	Fri, Oct 27, 2006	8.52	8.62	8.31	8.34
3894	NASDAQ	IONS	Thu, Oct 26, 2006	8.49	8.65	8.37	8.57
3893	NASDAQ	IONS	Wed, Oct 25, 2006	8.45	8.67	8.26	8.41
3892	NASDAQ	IONS	Tue, Oct 24, 2006	8.58	8.58	8.25	8.42
3891	NASDAQ	IONS	Mon, Oct 23, 2006	8.86	8.90	8.52	8.56
3890	NASDAQ	IONS	Fri, Oct 20, 2006	9.15	9.15	8.57	8.91
3889	NASDAQ	IONS	Thu, Oct 19, 2006	8.68	9.21	8.56	9.13
3888	NASDAQ	IONS	Wed, Oct 18, 2006	8.42	8.67	8.32	8.67
3887	NASDAQ	IONS	Tue, Oct 17, 2006	8.52	8.70	8.28	8.35
3886	NASDAQ	IONS	Mon, Oct 16, 2006	8.39	8.63	8.25	8.52
3885	NASDAQ	IONS	Fri, Oct 13, 2006	8.61	8.63	8.31	8.36
3884	NASDAQ	IONS	Thu, Oct 12, 2006	8.19	8.63	8.18	8.63
3883	NASDAQ	IONS	Wed, Oct 11, 2006	8.45	8.49	8.11	8.18
3882	NASDAQ	IONS	Tue, Oct 10, 2006	8.77	8.77	8.34	8.45
3881	NASDAQ	IONS	Mon, Oct 9, 2006	8.00	8.77	8.00	8.72
3880	NASDAQ	IONS	Fri, Oct 6, 2006	7.74	8.10	7.72	8.02
3879	NASDAQ	IONS	Thu, Oct 5, 2006	7.57	7.82	7.49	7.80
3878	NASDAQ	IONS	Wed, Oct 4, 2006	7.14	7.58	7.10	7.54
3877	NASDAQ	IONS	Tue, Oct 3, 2006	7.23	7.39	7.11	7.18
3876	NASDAQ	IONS	Mon, Oct 2, 2006	7.18	7.44	7.06	7.23
3875	NASDAQ	IONS	Fri, Sep 29, 2006	7.46	7.56	7.16	7.18
3874	NASDAQ	IONS	Thu, Sep 28, 2006	7.46	7.52	7.32	7.49
3873	NASDAQ	IONS	Wed, Sep 27, 2006	7.10	7.45	7.10	7.42
3872	NASDAQ	IONS	Tue, Sep 26, 2006	7.30	7.35	7.10	7.12
3871	NASDAQ	IONS	Mon, Sep 25, 2006	7.09	7.35	7.01	7.28
3870	NASDAQ	IONS	Fri, Sep 22, 2006	7.26	7.27	6.98	7.11
3869	NASDAQ	IONS	Thu, Sep 21, 2006	7.51	7.53	7.18	7.26
3868	NASDAQ	IONS	Wed, Sep 20, 2006	7.50	7.56	7.42	7.46
3867	NASDAQ	IONS	Tue, Sep 19, 2006	7.36	7.50	7.16	7.48
3866	NASDAQ	IONS	Mon, Sep 18, 2006	7.28	7.43	7.22	7.38
3865	NASDAQ	IONS	Fri, Sep 15, 2006	7.21	7.41	7.11	7.28
3864	NASDAQ	IONS	Thu, Sep 14, 2006	7.32	7.36	7.06	7.16
3863	NASDAQ	IONS	Wed, Sep 13, 2006	7.08	7.33	7.04	7.31
3862	NASDAQ	IONS	Tue, Sep 12, 2006	6.90	7.16	6.87	7.05
3861	NASDAQ	IONS	Mon, Sep 11, 2006	7.38	7.38	6.89	6.90
3860	NASDAQ	IONS	Fri, Sep 8, 2006	7.40	7.60	7.34	7.45
3859	NASDAQ	IONS	Thu, Sep 7, 2006	7.24	7.48	7.08	7.41
3858	NASDAQ	IONS	Wed, Sep 6, 2006	7.50	7.89	7.28	7.29
3857	NASDAQ	IONS	Tue, Sep 5, 2006	7.62	7.73	7.51	7.56
3856	NASDAQ	IONS	Fri, Sep 1, 2006	7.71	7.73	7.51	7.58
3855	NASDAQ	IONS	Thu, Aug 31, 2006	7.42	7.71	7.39	7.64
3854	NASDAQ	IONS	Wed, Aug 30, 2006	7.03	7.44	6.97	7.37
3853	NASDAQ	IONS	Tue, Aug 29, 2006	7.03	7.15	6.82	7.04
3852	NASDAQ	IONS	Mon, Aug 28, 2006	7.20	7.24	6.98	7.04
3851	NASDAQ	IONS	Fri, Aug 25, 2006	7.09	7.25	7.06	7.20
3850	NASDAQ	IONS	Thu, Aug 24, 2006	7.05	7.22	6.99	7.14
3849	NASDAQ	IONS	Wed, Aug 23, 2006	7.14	7.15	6.93	7.06
3848	NASDAQ	IONS	Tue, Aug 22, 2006	7.00	7.23	7.00	7.10
3847	NASDAQ	IONS	Mon, Aug 21, 2006	6.95	7.04	6.94	7.00
3846	NASDAQ	IONS	Fri, Aug 18, 2006	7.00	7.04	6.88	7.00
3845	NASDAQ	IONS	Thu, Aug 17, 2006	6.54	6.87	6.54	6.82
3844	NASDAQ	IONS	Wed, Aug 16, 2006	6.45	6.62	6.38	6.58
3843	NASDAQ	IONS	Tue, Aug 15, 2006	6.26	6.41	6.23	6.38
3842	NASDAQ	IONS	Mon, Aug 14, 2006	6.11	6.36	6.11	6.17
3841	NASDAQ	IONS	Fri, Aug 11, 2006	6.31	6.39	5.97	6.05
3840	NASDAQ	IONS	Thu, Aug 10, 2006	6.16	6.38	6.10	6.35
3839	NASDAQ	IONS	Wed, Aug 9, 2006	6.27	6.42	6.09	6.25
3838	NASDAQ	IONS	Tue, Aug 8, 2006	6.39	6.56	6.16	6.17
3837	NASDAQ	IONS	Mon, Aug 7, 2006	6.60	6.64	6.30	6.39
3836	NASDAQ	IONS	Fri, Aug 4, 2006	6.69	6.83	6.51	6.64
3835	NASDAQ	IONS	Thu, Aug 3, 2006	6.04	6.60	5.97	6.59
3834	NASDAQ	IONS	Wed, Aug 2, 2006	6.06	6.28	6.03	6.15
3833	NASDAQ	IONS	Tue, Aug 1, 2006	6.00	6.10	5.93	5.99
3832	NASDAQ	IONS	Mon, Jul 31, 2006	6.06	6.15	5.90	6.01
3831	NASDAQ	IONS	Fri, Jul 28, 2006	6.09	6.26	5.86	6.05
3830	NASDAQ	IONS	Thu, Jul 27, 2006	6.12	6.19	6.01	6.08
3829	NASDAQ	IONS	Wed, Jul 26, 2006	6.04	6.12	5.99	6.06
3828	NASDAQ	IONS	Tue, Jul 25, 2006	6.04	6.15	5.94	6.05
3827	NASDAQ	IONS	Mon, Jul 24, 2006	5.93	6.10	5.88	6.02
3826	NASDAQ	IONS	Fri, Jul 21, 2006	5.91	5.97	5.81	5.88
3825	NASDAQ	IONS	Thu, Jul 20, 2006	6.16	6.20	5.92	5.95
3824	NASDAQ	IONS	Wed, Jul 19, 2006	5.95	6.18	5.93	6.13
3823	NASDAQ	IONS	Tue, Jul 18, 2006	6.00	6.08	5.79	5.97
3822	NASDAQ	IONS	Mon, Jul 17, 2006	5.79	6.05	5.79	5.96
3821	NASDAQ	IONS	Fri, Jul 14, 2006	5.85	5.89	5.79	5.81
3820	NASDAQ	IONS	Thu, Jul 13, 2006	5.82	6.01	5.68	5.87
3819	NASDAQ	IONS	Wed, Jul 12, 2006	5.99	6.08	5.84	5.86
3818	NASDAQ	IONS	Tue, Jul 11, 2006	5.74	6.00	5.74	5.98
3817	NASDAQ	IONS	Mon, Jul 10, 2006	5.82	5.89	5.72	5.80
3816	NASDAQ	IONS	Fri, Jul 7, 2006	5.84	6.14	5.80	5.80
3815	NASDAQ	IONS	Thu, Jul 6, 2006	5.95	6.14	5.77	5.86
3814	NASDAQ	IONS	Wed, Jul 5, 2006	5.93	6.00	5.57	5.93
3813	NASDAQ	IONS	Mon, Jul 3, 2006	6.04	6.04	5.78	5.93
3812	NASDAQ	IONS	Fri, Jun 30, 2006	5.97	6.05	5.94	6.05
3811	NASDAQ	IONS	Thu, Jun 29, 2006	5.85	6.20	5.85	5.98
3810	NASDAQ	IONS	Wed, Jun 28, 2006	6.04	6.10	5.76	5.80
3809	NASDAQ	IONS	Tue, Jun 27, 2006	6.20	6.31	5.94	6.04
3808	NASDAQ	IONS	Mon, Jun 26, 2006	6.24	6.33	6.10	6.22
3807	NASDAQ	IONS	Fri, Jun 23, 2006	6.30	6.31	6.12	6.20
3806	NASDAQ	IONS	Thu, Jun 22, 2006	6.40	6.43	6.25	6.34
3805	NASDAQ	IONS	Wed, Jun 21, 2006	6.28	6.58	6.23	6.43
3804	NASDAQ	IONS	Tue, Jun 20, 2006	6.34	6.43	6.24	6.29
3803	NASDAQ	IONS	Mon, Jun 19, 2006	6.45	6.61	6.17	6.33
3802	NASDAQ	IONS	Fri, Jun 16, 2006	6.70	6.82	6.30	6.41
3801	NASDAQ	IONS	Thu, Jun 15, 2006	6.40	6.75	6.40	6.70
3800	NASDAQ	IONS	Wed, Jun 14, 2006	6.24	6.58	6.20	6.35
3799	NASDAQ	IONS	Tue, Jun 13, 2006	6.45	6.65	6.24	6.25
3798	NASDAQ	IONS	Mon, Jun 12, 2006	6.79	6.93	6.37	6.38
3797	NASDAQ	IONS	Fri, Jun 9, 2006	7.04	7.13	6.78	6.80
3796	NASDAQ	IONS	Thu, Jun 8, 2006	6.99	7.11	6.71	6.99
3795	NASDAQ	IONS	Wed, Jun 7, 2006	7.13	7.38	7.00	7.01
3794	NASDAQ	IONS	Tue, Jun 6, 2006	7.23	7.30	6.92	7.13
3793	NASDAQ	IONS	Mon, Jun 5, 2006	7.35	7.63	7.20	7.22
3792	NASDAQ	IONS	Fri, Jun 2, 2006	7.61	7.70	7.30	7.37
3791	NASDAQ	IONS	Thu, Jun 1, 2006	8.00	8.00	7.39	7.55
3790	NASDAQ	IONS	Wed, May 31, 2006	7.30	7.89	7.16	7.82
3789	NASDAQ	IONS	Tue, May 30, 2006	6.95	7.52	6.87	7.46
3788	NASDAQ	IONS	Fri, May 26, 2006	7.22	7.30	7.02	7.04
3787	NASDAQ	IONS	Thu, May 25, 2006	6.90	7.18	6.90	7.17
3786	NASDAQ	IONS	Wed, May 24, 2006	6.89	7.06	6.61	6.85
3785	NASDAQ	IONS	Tue, May 23, 2006	7.22	7.37	6.88	6.95
3784	NASDAQ	IONS	Mon, May 22, 2006	7.07	7.21	6.87	7.17
3783	NASDAQ	IONS	Fri, May 19, 2006	7.12	7.29	6.70	7.14
3782	NASDAQ	IONS	Thu, May 18, 2006	7.30	7.57	7.02	7.18
3781	NASDAQ	IONS	Wed, May 17, 2006	7.57	7.65	7.29	7.31
3780	NASDAQ	IONS	Tue, May 16, 2006	8.01	8.01	7.65	7.69
3779	NASDAQ	IONS	Mon, May 15, 2006	7.67	8.19	7.65	7.99
3778	NASDAQ	IONS	Fri, May 12, 2006	7.94	7.96	7.50	7.76
3777	NASDAQ	IONS	Thu, May 11, 2006	8.11	8.16	7.91	8.00
3776	NASDAQ	IONS	Wed, May 10, 2006	8.18	8.19	7.97	8.14
3775	NASDAQ	IONS	Tue, May 9, 2006	8.40	8.51	8.18	8.18
3774	NASDAQ	IONS	Mon, May 8, 2006	8.55	8.56	8.26	8.38
3773	NASDAQ	IONS	Fri, May 5, 2006	8.43	8.64	8.35	8.55
3772	NASDAQ	IONS	Thu, May 4, 2006	8.03	8.40	7.89	8.34
3771	NASDAQ	IONS	Wed, May 3, 2006	8.11	8.23	7.89	8.06
3770	NASDAQ	IONS	Tue, May 2, 2006	8.35	8.60	8.06	8.14
3769	NASDAQ	IONS	Mon, May 1, 2006	8.63	8.71	8.16	8.25
3768	NASDAQ	IONS	Fri, Apr 28, 2006	8.50	8.77	8.23	8.58
3767	NASDAQ	IONS	Thu, Apr 27, 2006	7.58	9.50	7.30	8.64
3766	NASDAQ	IONS	Wed, Apr 26, 2006	7.70	7.73	7.50	7.56
3765	NASDAQ	IONS	Tue, Apr 25, 2006	7.64	7.72	7.50	7.67
3764	NASDAQ	IONS	Mon, Apr 24, 2006	7.52	7.87	7.52	7.65
3763	NASDAQ	IONS	Fri, Apr 21, 2006	7.74	7.74	7.45	7.48
3762	NASDAQ	IONS	Thu, Apr 20, 2006	7.63	7.84	7.58	7.63
3761	NASDAQ	IONS	Wed, Apr 19, 2006	7.59	7.74	7.47	7.60
3760	NASDAQ	IONS	Tue, Apr 18, 2006	7.67	7.82	7.40	7.60
3759	NASDAQ	IONS	Mon, Apr 17, 2006	7.77	7.95	7.45	7.65
3758	NASDAQ	IONS	Thu, Apr 13, 2006	7.64	7.85	7.51	7.76
3757	NASDAQ	IONS	Wed, Apr 12, 2006	7.21	7.75	7.14	7.64
3756	NASDAQ	IONS	Tue, Apr 11, 2006	7.88	7.91	7.12	7.26
3755	NASDAQ	IONS	Mon, Apr 10, 2006	8.65	8.65	7.83	7.88
3754	NASDAQ	IONS	Fri, Apr 7, 2006	8.78	8.90	8.60	8.63
3753	NASDAQ	IONS	Thu, Apr 6, 2006	8.72	8.78	8.50	8.75
3752	NASDAQ	IONS	Wed, Apr 5, 2006	8.65	8.89	8.58	8.78
3751	NASDAQ	IONS	Tue, Apr 4, 2006	8.78	8.94	8.30	8.64
3750	NASDAQ	IONS	Mon, Apr 3, 2006	9.08	9.11	8.72	8.76
3749	NASDAQ	IONS	Fri, Mar 31, 2006	8.79	9.20	8.74	9.01
3748	NASDAQ	IONS	Thu, Mar 30, 2006	8.82	8.85	8.60	8.72
3747	NASDAQ	IONS	Wed, Mar 29, 2006	8.68	8.84	8.58	8.83
3746	NASDAQ	IONS	Tue, Mar 28, 2006	8.66	8.72	8.47	8.66
3745	NASDAQ	IONS	Mon, Mar 27, 2006	8.91	8.93	8.67	8.71
3744	NASDAQ	IONS	Fri, Mar 24, 2006	8.92	9.00	8.72	8.91
3743	NASDAQ	IONS	Thu, Mar 23, 2006	9.04	9.12	8.80	8.92
3742	NASDAQ	IONS	Wed, Mar 22, 2006	8.70	9.06	8.66	9.03
3741	NASDAQ	IONS	Tue, Mar 21, 2006	9.10	9.34	8.70	8.72
3740	NASDAQ	IONS	Mon, Mar 20, 2006	8.20	9.18	8.14	9.09
3739	NASDAQ	IONS	Fri, Mar 17, 2006	8.05	8.21	7.91	8.15
3738	NASDAQ	IONS	Thu, Mar 16, 2006	8.04	8.06	7.94	8.01
3737	NASDAQ	IONS	Wed, Mar 15, 2006	7.99	8.20	7.93	7.98
3736	NASDAQ	IONS	Tue, Mar 14, 2006	7.71	7.90	7.58	7.89
3735	NASDAQ	IONS	Mon, Mar 13, 2006	7.77	7.92	7.69	7.71
3734	NASDAQ	IONS	Fri, Mar 10, 2006	7.87	7.96	7.48	7.70
3733	NASDAQ	IONS	Thu, Mar 9, 2006	7.96	8.04	7.75	7.93
3732	NASDAQ	IONS	Wed, Mar 8, 2006	8.00	8.20	7.74	8.08
3731	NASDAQ	IONS	Tue, Mar 7, 2006	7.74	8.01	7.60	7.98
3730	NASDAQ	IONS	Mon, Mar 6, 2006	7.86	8.13	7.66	7.81
3729	NASDAQ	IONS	Fri, Mar 3, 2006	8.21	8.26	7.88	7.95
3728	NASDAQ	IONS	Thu, Mar 2, 2006	8.21	8.25	8.14	8.20
3727	NASDAQ	IONS	Wed, Mar 1, 2006	8.04	8.20	7.94	8.14
3726	NASDAQ	IONS	Tue, Feb 28, 2006	8.14	8.20	7.92	8.04
3725	NASDAQ	IONS	Mon, Feb 27, 2006	8.10	8.23	8.00	8.19
3724	NASDAQ	IONS	Fri, Feb 24, 2006	7.86	8.02	7.66	8.02
3723	NASDAQ	IONS	Thu, Feb 23, 2006	7.84	7.90	7.66	7.88
3722	NASDAQ	IONS	Wed, Feb 22, 2006	7.91	8.00	7.78	7.84
3721	NASDAQ	IONS	Tue, Feb 21, 2006	8.37	8.37	7.66	7.91
3720	NASDAQ	IONS	Fri, Feb 17, 2006	8.00	8.36	7.93	8.24
3719	NASDAQ	IONS	Thu, Feb 16, 2006	7.62	7.95	7.54	7.93
3718	NASDAQ	IONS	Wed, Feb 15, 2006	7.30	7.54	7.05	7.54
3717	NASDAQ	IONS	Tue, Feb 14, 2006	6.37	7.44	6.35	7.26
3716	NASDAQ	IONS	Mon, Feb 13, 2006	6.43	6.55	6.24	6.39
3715	NASDAQ	IONS	Fri, Feb 10, 2006	6.53	6.55	6.07	6.42
3714	NASDAQ	IONS	Thu, Feb 9, 2006	6.10	7.00	6.05	6.53
3713	NASDAQ	IONS	Wed, Feb 8, 2006	5.64	5.96	5.51	5.95
3712	NASDAQ	IONS	Tue, Feb 7, 2006	6.22	6.34	5.58	5.59
3711	NASDAQ	IONS	Mon, Feb 6, 2006	5.72	5.95	5.63	5.89
3710	NASDAQ	IONS	Fri, Feb 3, 2006	5.58	5.67	5.47	5.59
3709	NASDAQ	IONS	Thu, Feb 2, 2006	5.58	5.74	5.51	5.59
3708	NASDAQ	IONS	Wed, Feb 1, 2006	5.50	5.65	5.44	5.62
3707	NASDAQ	IONS	Tue, Jan 31, 2006	5.47	5.48	5.35	5.41
3706	NASDAQ	IONS	Mon, Jan 30, 2006	5.56	5.56	5.37	5.42
3705	NASDAQ	IONS	Fri, Jan 27, 2006	5.55	5.61	5.43	5.52
3704	NASDAQ	IONS	Thu, Jan 26, 2006	5.24	5.55	5.21	5.50
3703	NASDAQ	IONS	Wed, Jan 25, 2006	5.29	5.34	5.20	5.24
3702	NASDAQ	IONS	Tue, Jan 24, 2006	5.35	5.37	5.24	5.32
3701	NASDAQ	IONS	Mon, Jan 23, 2006	5.30	5.41	5.20	5.31
3700	NASDAQ	IONS	Fri, Jan 20, 2006	5.43	5.49	5.23	5.30
3699	NASDAQ	IONS	Thu, Jan 19, 2006	5.54	5.65	5.36	5.39
3698	NASDAQ	IONS	Wed, Jan 18, 2006	5.42	5.54	5.36	5.54
3697	NASDAQ	IONS	Tue, Jan 17, 2006	5.41	5.51	5.35	5.48
3696	NASDAQ	IONS	Fri, Jan 13, 2006	5.41	5.45	5.30	5.45
3695	NASDAQ	IONS	Thu, Jan 12, 2006	5.42	5.47	5.32	5.38
3694	NASDAQ	IONS	Wed, Jan 11, 2006	5.51	5.69	5.42	5.45
3693	NASDAQ	IONS	Tue, Jan 10, 2006	5.37	5.58	5.36	5.58
3692	NASDAQ	IONS	Mon, Jan 9, 2006	5.24	5.40	5.21	5.39
3691	NASDAQ	IONS	Fri, Jan 6, 2006	5.21	5.30	5.15	5.27
3690	NASDAQ	IONS	Thu, Jan 5, 2006	5.12	5.22	5.11	5.21
3689	NASDAQ	IONS	Wed, Jan 4, 2006	5.21	5.26	5.09	5.10
3688	NASDAQ	IONS	Tue, Jan 3, 2006	5.29	5.29	5.11	5.25
3687	NASDAQ	IONS	Fri, Dec 30, 2005	5.19	5.24	5.12	5.24
3686	NASDAQ	IONS	Thu, Dec 29, 2005	5.17	5.25	5.15	5.20
3685	NASDAQ	IONS	Wed, Dec 28, 2005	5.20	5.26	5.16	5.21
3684	NASDAQ	IONS	Tue, Dec 27, 2005	5.20	5.28	5.19	5.20
3683	NASDAQ	IONS	Fri, Dec 23, 2005	5.35	5.39	5.18	5.27
3682	NASDAQ	IONS	Thu, Dec 22, 2005	5.22	5.41	5.19	5.39
3681	NASDAQ	IONS	Wed, Dec 21, 2005	5.19	5.37	5.18	5.25
3680	NASDAQ	IONS	Tue, Dec 20, 2005	5.15	5.35	5.10	5.21
3679	NASDAQ	IONS	Mon, Dec 19, 2005	5.32	5.32	5.05	5.12
3678	NASDAQ	IONS	Fri, Dec 16, 2005	5.32	5.40	5.18	5.27
3677	NASDAQ	IONS	Thu, Dec 15, 2005	5.17	5.23	5.07	5.22
3676	NASDAQ	IONS	Wed, Dec 14, 2005	5.20	5.32	5.15	5.22
3675	NASDAQ	IONS	Tue, Dec 13, 2005	5.19	5.23	5.08	5.17
3674	NASDAQ	IONS	Mon, Dec 12, 2005	5.25	5.40	5.20	5.23
3673	NASDAQ	IONS	Fri, Dec 9, 2005	5.18	5.34	5.18	5.26
3672	NASDAQ	IONS	Thu, Dec 8, 2005	5.20	5.25	5.13	5.21
3671	NASDAQ	IONS	Wed, Dec 7, 2005	5.20	5.26	5.19	5.20
3670	NASDAQ	IONS	Tue, Dec 6, 2005	5.35	5.35	5.20	5.24
3669	NASDAQ	IONS	Mon, Dec 5, 2005	5.25	5.41	5.20	5.35
3668	NASDAQ	IONS	Fri, Dec 2, 2005	5.17	5.30	5.13	5.28
3667	NASDAQ	IONS	Thu, Dec 1, 2005	5.20	5.31	5.08	5.21
3666	NASDAQ	IONS	Wed, Nov 30, 2005	5.27	5.35	5.06	5.07
3665	NASDAQ	IONS	Tue, Nov 29, 2005	5.27	5.36	5.20	5.30
3664	NASDAQ	IONS	Mon, Nov 28, 2005	5.05	5.25	5.04	5.22
3663	NASDAQ	IONS	Fri, Nov 25, 2005	5.12	5.17	5.03	5.08
3662	NASDAQ	IONS	Wed, Nov 23, 2005	5.00	5.12	5.00	5.10
3661	NASDAQ	IONS	Tue, Nov 22, 2005	5.05	5.07	4.96	5.04
3660	NASDAQ	IONS	Mon, Nov 21, 2005	4.93	5.05	4.87	5.05
3659	NASDAQ	IONS	Fri, Nov 18, 2005	4.81	4.99	4.81	4.98
3658	NASDAQ	IONS	Thu, Nov 17, 2005	4.57	5.00	4.57	4.78
3657	NASDAQ	IONS	Wed, Nov 16, 2005	4.67	4.80	4.51	4.54
3656	NASDAQ	IONS	Tue, Nov 15, 2005	5.00	5.00	4.68	4.68
3655	NASDAQ	IONS	Mon, Nov 14, 2005	4.95	5.05	4.91	4.96
3654	NASDAQ	IONS	Fri, Nov 11, 2005	4.98	5.05	4.93	5.00
3653	NASDAQ	IONS	Thu, Nov 10, 2005	4.96	5.06	4.83	5.01
3652	NASDAQ	IONS	Wed, Nov 9, 2005	4.84	5.03	4.72	4.98
3651	NASDAQ	IONS	Tue, Nov 8, 2005	4.83	4.99	4.81	4.85
3650	NASDAQ	IONS	Mon, Nov 7, 2005	4.78	4.98	4.78	4.88
3649	NASDAQ	IONS	Fri, Nov 4, 2005	4.85	4.89	4.63	4.78
3648	NASDAQ	IONS	Thu, Nov 3, 2005	4.55	4.90	4.54	4.86
3647	NASDAQ	IONS	Wed, Nov 2, 2005	4.23	4.52	4.23	4.50
3646	NASDAQ	IONS	Tue, Nov 1, 2005	4.30	4.40	4.22	4.23
3645	NASDAQ	IONS	Mon, Oct 31, 2005	4.22	4.40	4.21	4.34
3644	NASDAQ	IONS	Fri, Oct 28, 2005	4.25	4.35	4.20	4.24
3643	NASDAQ	IONS	Thu, Oct 27, 2005	4.40	4.48	4.20	4.20
3642	NASDAQ	IONS	Wed, Oct 26, 2005	4.50	4.61	4.39	4.43
3641	NASDAQ	IONS	Tue, Oct 25, 2005	4.57	4.57	4.45	4.53
3640	NASDAQ	IONS	Mon, Oct 24, 2005	4.34	4.59	4.33	4.58
3639	NASDAQ	IONS	Fri, Oct 21, 2005	4.39	4.52	4.29	4.33
3638	NASDAQ	IONS	Thu, Oct 20, 2005	4.52	4.65	4.39	4.42
3637	NASDAQ	IONS	Wed, Oct 19, 2005	4.50	4.65	4.40	4.64
3636	NASDAQ	IONS	Tue, Oct 18, 2005	4.63	4.69	4.50	4.53
3635	NASDAQ	IONS	Mon, Oct 17, 2005	4.70	4.79	4.51	4.61
3634	NASDAQ	IONS	Fri, Oct 14, 2005	4.59	4.74	4.52	4.72
3633	NASDAQ	IONS	Thu, Oct 13, 2005	4.38	4.57	4.31	4.52
3632	NASDAQ	IONS	Wed, Oct 12, 2005	4.58	4.68	4.33	4.40
3631	NASDAQ	IONS	Tue, Oct 11, 2005	5.00	5.01	4.56	4.61
3630	NASDAQ	IONS	Mon, Oct 10, 2005	5.04	5.10	5.00	5.00
3629	NASDAQ	IONS	Fri, Oct 7, 2005	5.15	5.19	5.04	5.05
3628	NASDAQ	IONS	Thu, Oct 6, 2005	5.10	5.26	5.00	5.08
3627	NASDAQ	IONS	Wed, Oct 5, 2005	5.07	5.23	5.05	5.08
3626	NASDAQ	IONS	Tue, Oct 4, 2005	5.18	5.27	5.07	5.07
3625	NASDAQ	IONS	Mon, Oct 3, 2005	5.05	5.25	5.05	5.16
3624	NASDAQ	IONS	Fri, Sep 30, 2005	5.07	5.28	5.01	5.05
3623	NASDAQ	IONS	Thu, Sep 29, 2005	5.13	5.14	5.03	5.10
3622	NASDAQ	IONS	Wed, Sep 28, 2005	5.36	5.37	5.11	5.17
3621	NASDAQ	IONS	Tue, Sep 27, 2005	5.29	5.40	5.20	5.32
3620	NASDAQ	IONS	Mon, Sep 26, 2005	5.22	5.33	5.15	5.29
3619	NASDAQ	IONS	Fri, Sep 23, 2005	5.20	5.24	5.14	5.20
3618	NASDAQ	IONS	Thu, Sep 22, 2005	5.41	5.41	5.20	5.20
3617	NASDAQ	IONS	Wed, Sep 21, 2005	5.36	5.49	5.34	5.39
3616	NASDAQ	IONS	Tue, Sep 20, 2005	5.32	5.50	5.32	5.36
3615	NASDAQ	IONS	Mon, Sep 19, 2005	5.25	5.40	5.24	5.35
3614	NASDAQ	IONS	Fri, Sep 16, 2005	5.31	5.34	5.24	5.29
3613	NASDAQ	IONS	Thu, Sep 15, 2005	5.12	5.30	5.09	5.25
3612	NASDAQ	IONS	Wed, Sep 14, 2005	5.21	5.29	5.00	5.06
3611	NASDAQ	IONS	Tue, Sep 13, 2005	5.45	5.45	5.16	5.24
3610	NASDAQ	IONS	Mon, Sep 12, 2005	5.55	5.60	5.25	5.47
3609	NASDAQ	IONS	Fri, Sep 9, 2005	5.51	5.55	5.25	5.42
3608	NASDAQ	IONS	Thu, Sep 8, 2005	5.04	5.49	5.00	5.40
3607	NASDAQ	IONS	Wed, Sep 7, 2005	5.08	5.17	4.90	5.05
3606	NASDAQ	IONS	Tue, Sep 6, 2005	5.00	5.08	4.92	5.04
3605	NASDAQ	IONS	Fri, Sep 2, 2005	5.03	5.03	4.95	5.02
3604	NASDAQ	IONS	Thu, Sep 1, 2005	5.08	5.08	4.93	5.02
3603	NASDAQ	IONS	Wed, Aug 31, 2005	4.88	5.09	4.81	5.09
3602	NASDAQ	IONS	Tue, Aug 30, 2005	5.04	5.04	4.85	4.88
3601	NASDAQ	IONS	Mon, Aug 29, 2005	4.94	5.05	4.80	5.05
3600	NASDAQ	IONS	Fri, Aug 26, 2005	5.04	5.05	4.92	4.95
3599	NASDAQ	IONS	Thu, Aug 25, 2005	5.03	5.10	4.95	5.05
3598	NASDAQ	IONS	Wed, Aug 24, 2005	4.97	5.08	4.94	5.05
3597	NASDAQ	IONS	Tue, Aug 23, 2005	4.90	5.10	4.90	4.97
3596	NASDAQ	IONS	Mon, Aug 22, 2005	5.11	5.20	4.90	5.05
3595	NASDAQ	IONS	Fri, Aug 19, 2005	4.97	5.15	4.91	5.08
3594	NASDAQ	IONS	Thu, Aug 18, 2005	5.00	5.05	4.71	4.98
3593	NASDAQ	IONS	Wed, Aug 17, 2005	5.25	5.25	4.91	5.07
3592	NASDAQ	IONS	Tue, Aug 16, 2005	5.44	5.52	5.28	5.28
3591	NASDAQ	IONS	Mon, Aug 15, 2005	5.60	5.77	5.24	5.49
3590	NASDAQ	IONS	Fri, Aug 12, 2005	5.67	5.68	5.50	5.58
3589	NASDAQ	IONS	Thu, Aug 11, 2005	5.64	5.79	5.53	5.79
3588	NASDAQ	IONS	Wed, Aug 10, 2005	5.71	5.79	5.50	5.66
3587	NASDAQ	IONS	Tue, Aug 9, 2005	5.41	5.70	5.22	5.64
3586	NASDAQ	IONS	Mon, Aug 8, 2005	5.66	5.66	5.29	5.41
3585	NASDAQ	IONS	Fri, Aug 5, 2005	5.62	5.80	5.51	5.65
3584	NASDAQ	IONS	Thu, Aug 4, 2005	5.06	5.55	5.05	5.37
3583	NASDAQ	IONS	Wed, Aug 3, 2005	4.91	5.05	4.86	4.98
3582	NASDAQ	IONS	Tue, Aug 2, 2005	4.75	5.00	4.71	4.91
3581	NASDAQ	IONS	Mon, Aug 1, 2005	4.62	4.71	4.62	4.67
3580	NASDAQ	IONS	Fri, Jul 29, 2005	4.65	4.70	4.54	4.62
3579	NASDAQ	IONS	Thu, Jul 28, 2005	4.68	4.79	4.57	4.69
3578	NASDAQ	IONS	Wed, Jul 27, 2005	4.77	4.79	4.60	4.70
3577	NASDAQ	IONS	Tue, Jul 26, 2005	4.61	4.77	4.61	4.74
3576	NASDAQ	IONS	Mon, Jul 25, 2005	4.86	4.86	4.65	4.69
3575	NASDAQ	IONS	Fri, Jul 22, 2005	4.81	4.89	4.70	4.85
3574	NASDAQ	IONS	Thu, Jul 21, 2005	4.60	4.87	4.60	4.77
3573	NASDAQ	IONS	Wed, Jul 20, 2005	4.56	4.73	4.54	4.58
3572	NASDAQ	IONS	Tue, Jul 19, 2005	4.60	4.68	4.56	4.60
3571	NASDAQ	IONS	Mon, Jul 18, 2005	4.83	4.88	4.50	4.54
3570	NASDAQ	IONS	Fri, Jul 15, 2005	4.63	4.89	4.62	4.83
3569	NASDAQ	IONS	Thu, Jul 14, 2005	4.60	4.71	4.51	4.69
3568	NASDAQ	IONS	Wed, Jul 13, 2005	4.55	4.72	4.43	4.53
3567	NASDAQ	IONS	Tue, Jul 12, 2005	4.21	4.73	4.19	4.50
3566	NASDAQ	IONS	Mon, Jul 11, 2005	4.12	4.21	4.03	4.21
3565	NASDAQ	IONS	Fri, Jul 8, 2005	4.06	4.16	3.95	4.10
3564	NASDAQ	IONS	Thu, Jul 7, 2005	3.87	4.07	3.78	4.02
3563	NASDAQ	IONS	Wed, Jul 6, 2005	3.94	4.03	3.79	3.99
3562	NASDAQ	IONS	Tue, Jul 5, 2005	3.91	3.92	3.75	3.92
3561	NASDAQ	IONS	Fri, Jul 1, 2005	3.91	3.99	3.84	3.95
3560	NASDAQ	IONS	Thu, Jun 30, 2005	4.13	4.13	3.90	3.91
3559	NASDAQ	IONS	Wed, Jun 29, 2005	4.05	4.11	3.89	4.11
3558	NASDAQ	IONS	Tue, Jun 28, 2005	3.93	4.04	3.85	4.04
3557	NASDAQ	IONS	Mon, Jun 27, 2005	4.10	4.11	3.91	3.93
3556	NASDAQ	IONS	Fri, Jun 24, 2005	4.00	4.10	3.99	4.10
3555	NASDAQ	IONS	Thu, Jun 23, 2005	4.20	4.22	4.00	4.01
3554	NASDAQ	IONS	Wed, Jun 22, 2005	4.15	4.23	4.13	4.17
3553	NASDAQ	IONS	Tue, Jun 21, 2005	4.14	4.23	4.14	4.15
3552	NASDAQ	IONS	Mon, Jun 20, 2005	4.09	4.29	4.04	4.16
3551	NASDAQ	IONS	Fri, Jun 17, 2005	4.04	4.11	3.94	4.10
3550	NASDAQ	IONS	Thu, Jun 16, 2005	3.91	4.09	3.91	4.00
3549	NASDAQ	IONS	Wed, Jun 15, 2005	3.95	4.12	3.86	3.92
3548	NASDAQ	IONS	Tue, Jun 14, 2005	3.90	4.09	3.80	3.89
3547	NASDAQ	IONS	Mon, Jun 13, 2005	3.90	4.00	3.83	3.90
3546	NASDAQ	IONS	Fri, Jun 10, 2005	3.80	3.82	3.60	3.81
3545	NASDAQ	IONS	Thu, Jun 9, 2005	3.70	3.80	3.62	3.76
3544	NASDAQ	IONS	Wed, Jun 8, 2005	3.48	3.61	3.45	3.52
3543	NASDAQ	IONS	Tue, Jun 7, 2005	3.73	3.83	3.45	3.50
3542	NASDAQ	IONS	Mon, Jun 6, 2005	3.72	3.78	3.71	3.75
3541	NASDAQ	IONS	Fri, Jun 3, 2005	3.73	3.79	3.68	3.73
3540	NASDAQ	IONS	Thu, Jun 2, 2005	3.67	3.78	3.66	3.77
3539	NASDAQ	IONS	Wed, Jun 1, 2005	3.75	3.75	3.64	3.71
3538	NASDAQ	IONS	Tue, May 31, 2005	3.59	3.74	3.58	3.66
3537	NASDAQ	IONS	Fri, May 27, 2005	3.67	3.74	3.42	3.56
3536	NASDAQ	IONS	Thu, May 26, 2005	4.04	4.05	3.56	3.62
3535	NASDAQ	IONS	Wed, May 25, 2005	3.55	4.00	3.52	3.94
3534	NASDAQ	IONS	Tue, May 24, 2005	3.29	3.43	3.22	3.39
3533	NASDAQ	IONS	Mon, May 23, 2005	2.95	2.98	2.89	2.94
3532	NASDAQ	IONS	Fri, May 20, 2005	2.95	2.95	2.84	2.91
3531	NASDAQ	IONS	Thu, May 19, 2005	2.92	2.95	2.90	2.93
3530	NASDAQ	IONS	Wed, May 18, 2005	2.87	3.01	2.84	2.93
3529	NASDAQ	IONS	Tue, May 17, 2005	2.88	2.95	2.76	2.80
3528	NASDAQ	IONS	Mon, May 16, 2005	2.96	2.96	2.79	2.86
3527	NASDAQ	IONS	Fri, May 13, 2005	3.00	3.00	2.91	2.92
3526	NASDAQ	IONS	Thu, May 12, 2005	2.90	3.00	2.90	2.94
3525	NASDAQ	IONS	Wed, May 11, 2005	3.00	3.01	2.90	2.92
3524	NASDAQ	IONS	Tue, May 10, 2005	3.17	3.18	2.95	2.98
3523	NASDAQ	IONS	Mon, May 9, 2005	3.05	3.18	3.03	3.12
3522	NASDAQ	IONS	Fri, May 6, 2005	2.93	3.09	2.89	3.07
3521	NASDAQ	IONS	Thu, May 5, 2005	2.87	2.94	2.76	2.89
3520	NASDAQ	IONS	Wed, May 4, 2005	2.90	3.02	2.84	2.84
3519	NASDAQ	IONS	Tue, May 3, 2005	3.00	3.06	2.88	2.90
3518	NASDAQ	IONS	Mon, May 2, 2005	3.00	3.00	2.87	2.96
3517	NASDAQ	IONS	Fri, Apr 29, 2005	2.95	2.99	2.84	2.90
3516	NASDAQ	IONS	Thu, Apr 28, 2005	3.13	3.23	2.90	2.90
3515	NASDAQ	IONS	Wed, Apr 27, 2005	3.00	3.13	2.90	3.09
3514	NASDAQ	IONS	Tue, Apr 26, 2005	3.02	3.10	2.97	2.99
3513	NASDAQ	IONS	Mon, Apr 25, 2005	3.18	3.18	3.00	3.05
3512	NASDAQ	IONS	Fri, Apr 22, 2005	3.38	3.41	3.12	3.13
3511	NASDAQ	IONS	Thu, Apr 21, 2005	3.19	3.46	3.10	3.36
3510	NASDAQ	IONS	Wed, Apr 20, 2005	3.02	3.28	3.01	3.19
3509	NASDAQ	IONS	Tue, Apr 19, 2005	3.00	3.01	2.92	2.99
3508	NASDAQ	IONS	Mon, Apr 18, 2005	3.29	3.29	2.92	2.97
3507	NASDAQ	IONS	Fri, Apr 15, 2005	3.25	3.32	3.19	3.24
3506	NASDAQ	IONS	Thu, Apr 14, 2005	3.35	3.44	3.25	3.25
3505	NASDAQ	IONS	Wed, Apr 13, 2005	3.51	3.56	3.31	3.32
3504	NASDAQ	IONS	Tue, Apr 12, 2005	3.59	3.61	3.35	3.54
3503	NASDAQ	IONS	Mon, Apr 11, 2005	3.63	3.70	3.51	3.55
3502	NASDAQ	IONS	Fri, Apr 8, 2005	3.61	3.79	3.53	3.59
3501	NASDAQ	IONS	Thu, Apr 7, 2005	3.60	3.64	3.54	3.63
3500	NASDAQ	IONS	Wed, Apr 6, 2005	3.70	3.73	3.53	3.60
3499	NASDAQ	IONS	Tue, Apr 5, 2005	3.63	3.70	3.55	3.66
3498	NASDAQ	IONS	Mon, Apr 4, 2005	3.70	3.72	3.51	3.59
3497	NASDAQ	IONS	Fri, Apr 1, 2005	3.85	3.93	3.67	3.70
3496	NASDAQ	IONS	Thu, Mar 31, 2005	3.95	3.95	3.76	3.87
3495	NASDAQ	IONS	Wed, Mar 30, 2005	3.90	3.96	3.86	3.93
3494	NASDAQ	IONS	Tue, Mar 29, 2005	4.07	4.07	3.78	3.86
3493	NASDAQ	IONS	Mon, Mar 28, 2005	4.10	4.14	3.95	4.04
3492	NASDAQ	IONS	Thu, Mar 24, 2005	4.16	4.16	4.04	4.05
3491	NASDAQ	IONS	Wed, Mar 23, 2005	4.07	4.14	4.04	4.05
3490	NASDAQ	IONS	Tue, Mar 22, 2005	4.20	4.23	4.07	4.10
3489	NASDAQ	IONS	Mon, Mar 21, 2005	4.05	4.18	4.04	4.17
3488	NASDAQ	IONS	Fri, Mar 18, 2005	4.16	4.23	4.04	4.04
3487	NASDAQ	IONS	Thu, Mar 17, 2005	4.12	4.18	4.03	4.10
3486	NASDAQ	IONS	Wed, Mar 16, 2005	4.07	4.19	4.00	4.04
3485	NASDAQ	IONS	Tue, Mar 15, 2005	4.21	4.25	3.98	4.09
3484	NASDAQ	IONS	Mon, Mar 14, 2005	3.99	4.18	3.96	4.13
3483	NASDAQ	IONS	Fri, Mar 11, 2005	3.96	4.01	3.95	3.95
3482	NASDAQ	IONS	Thu, Mar 10, 2005	4.13	4.14	3.86	3.98
3481	NASDAQ	IONS	Wed, Mar 9, 2005	4.27	4.27	4.04	4.09
3480	NASDAQ	IONS	Tue, Mar 8, 2005	4.39	4.39	4.19	4.20
3479	NASDAQ	IONS	Mon, Mar 7, 2005	4.49	4.49	4.20	4.22
3478	NASDAQ	IONS	Fri, Mar 4, 2005	4.49	4.59	4.45	4.49
3477	NASDAQ	IONS	Thu, Mar 3, 2005	4.31	4.62	4.31	4.47
3476	NASDAQ	IONS	Wed, Mar 2, 2005	4.00	4.53	3.95	4.36
3475	NASDAQ	IONS	Tue, Mar 1, 2005	3.96	4.15	3.86	4.00
3474	NASDAQ	IONS	Mon, Feb 28, 2005	4.08	4.22	3.91	4.06
3473	NASDAQ	IONS	Fri, Feb 25, 2005	4.09	4.17	4.05	4.12
3472	NASDAQ	IONS	Thu, Feb 24, 2005	4.22	4.24	4.01	4.13
3471	NASDAQ	IONS	Wed, Feb 23, 2005	4.40	4.40	4.20	4.20
3470	NASDAQ	IONS	Tue, Feb 22, 2005	4.31	4.44	4.22	4.25
3469	NASDAQ	IONS	Fri, Feb 18, 2005	4.43	4.45	4.22	4.38
3468	NASDAQ	IONS	Thu, Feb 17, 2005	4.59	4.60	4.41	4.43
3467	NASDAQ	IONS	Wed, Feb 16, 2005	4.52	4.63	4.43	4.63
3466	NASDAQ	IONS	Tue, Feb 15, 2005	4.62	4.64	4.50	4.52
3465	NASDAQ	IONS	Mon, Feb 14, 2005	4.79	4.79	4.48	4.50
3464	NASDAQ	IONS	Fri, Feb 11, 2005	4.65	4.76	4.53	4.71
3463	NASDAQ	IONS	Thu, Feb 10, 2005	4.82	4.90	4.63	4.70
3462	NASDAQ	IONS	Wed, Feb 9, 2005	4.82	4.97	4.78	4.82
3461	NASDAQ	IONS	Tue, Feb 8, 2005	4.80	4.94	4.72	4.93
3460	NASDAQ	IONS	Mon, Feb 7, 2005	4.95	5.00	4.72	4.83
3459	NASDAQ	IONS	Fri, Feb 4, 2005	5.02	5.06	4.90	4.95
3458	NASDAQ	IONS	Thu, Feb 3, 2005	4.98	5.07	4.95	5.01
3457	NASDAQ	IONS	Wed, Feb 2, 2005	5.02	5.05	4.98	5.05
3456	NASDAQ	IONS	Tue, Feb 1, 2005	5.07	5.11	5.00	5.08
3455	NASDAQ	IONS	Mon, Jan 31, 2005	5.05	5.19	5.05	5.08
3454	NASDAQ	IONS	Fri, Jan 28, 2005	5.10	5.22	4.98	5.05
3453	NASDAQ	IONS	Thu, Jan 27, 2005	5.08	5.28	5.00	5.10
3452	NASDAQ	IONS	Wed, Jan 26, 2005	5.00	5.17	5.00	5.14
3451	NASDAQ	IONS	Tue, Jan 25, 2005	5.00	5.09	4.98	4.99
3450	NASDAQ	IONS	Mon, Jan 24, 2005	5.00	5.09	4.90	4.97
3449	NASDAQ	IONS	Fri, Jan 21, 2005	4.95	5.06	4.90	5.01
3448	NASDAQ	IONS	Thu, Jan 20, 2005	5.01	5.15	4.87	4.92
3447	NASDAQ	IONS	Wed, Jan 19, 2005	5.18	5.18	4.99	5.00
3446	NASDAQ	IONS	Tue, Jan 18, 2005	5.00	5.22	4.89	5.10
3445	NASDAQ	IONS	Fri, Jan 14, 2005	4.87	5.05	4.87	5.01
3444	NASDAQ	IONS	Thu, Jan 13, 2005	4.95	5.07	4.81	4.87
3443	NASDAQ	IONS	Wed, Jan 12, 2005	4.95	5.04	4.95	5.01
3442	NASDAQ	IONS	Tue, Jan 11, 2005	5.15	5.21	4.95	4.97
3441	NASDAQ	IONS	Mon, Jan 10, 2005	5.15	5.33	5.05	5.16
3440	NASDAQ	IONS	Fri, Jan 7, 2005	5.18	5.28	4.99	5.01
3439	NASDAQ	IONS	Thu, Jan 6, 2005	5.33	5.40	5.19	5.20
3438	NASDAQ	IONS	Wed, Jan 5, 2005	5.37	5.53	5.25	5.36
3437	NASDAQ	IONS	Tue, Jan 4, 2005	5.80	5.89	5.37	5.41
3436	NASDAQ	IONS	Mon, Jan 3, 2005	6.00	6.09	5.75	5.80
3435	NASDAQ	IONS	Fri, Dec 31, 2004	6.05	6.08	5.88	5.90
3434	NASDAQ	IONS	Thu, Dec 30, 2004	6.09	6.15	5.91	6.03
3433	NASDAQ	IONS	Wed, Dec 29, 2004	5.99	6.22	5.94	6.09
3432	NASDAQ	IONS	Tue, Dec 28, 2004	5.96	6.04	5.89	6.02
3431	NASDAQ	IONS	Mon, Dec 27, 2004	5.95	6.09	5.75	5.91
3430	NASDAQ	IONS	Thu, Dec 23, 2004	6.02	6.03	5.88	5.99
3429	NASDAQ	IONS	Wed, Dec 22, 2004	6.10	6.22	5.93	6.01
3428	NASDAQ	IONS	Tue, Dec 21, 2004	5.85	5.95	5.84	5.92
3427	NASDAQ	IONS	Mon, Dec 20, 2004	6.20	6.20	5.79	5.84
3426	NASDAQ	IONS	Fri, Dec 17, 2004	6.01	6.02	5.74	5.77
3425	NASDAQ	IONS	Thu, Dec 16, 2004	6.10	6.17	5.88	5.96
3424	NASDAQ	IONS	Wed, Dec 15, 2004	6.04	6.15	5.95	6.11
3423	NASDAQ	IONS	Tue, Dec 14, 2004	6.12	6.15	6.01	6.09
3422	NASDAQ	IONS	Mon, Dec 13, 2004	6.23	6.34	5.98	6.19
3421	NASDAQ	IONS	Fri, Dec 10, 2004	6.13	6.21	6.00	6.21
3420	NASDAQ	IONS	Thu, Dec 9, 2004	5.75	6.16	5.75	6.08
3419	NASDAQ	IONS	Wed, Dec 8, 2004	5.77	5.94	5.75	5.87
3418	NASDAQ	IONS	Tue, Dec 7, 2004	5.85	5.95	5.72	5.83
3417	NASDAQ	IONS	Mon, Dec 6, 2004	5.94	6.02	5.54	5.95
3416	NASDAQ	IONS	Fri, Dec 3, 2004	5.95	6.63	5.70	5.95
3415	NASDAQ	IONS	Thu, Dec 2, 2004	4.60	6.06	4.48	6.01
3414	NASDAQ	IONS	Wed, Dec 1, 2004	4.80	5.00	4.73	4.92
3413	NASDAQ	IONS	Tue, Nov 30, 2004	4.67	4.83	4.53	4.72
3412	NASDAQ	IONS	Mon, Nov 29, 2004	4.51	4.64	4.41	4.55
3411	NASDAQ	IONS	Fri, Nov 26, 2004	4.50	4.55	4.35	4.51
3410	NASDAQ	IONS	Wed, Nov 24, 2004	4.38	4.52	4.36	4.37
3409	NASDAQ	IONS	Tue, Nov 23, 2004	4.40	4.44	4.25	4.44
3408	NASDAQ	IONS	Mon, Nov 22, 2004	4.26	4.40	4.25	4.28
3407	NASDAQ	IONS	Fri, Nov 19, 2004	4.34	4.42	4.26	4.29
3406	NASDAQ	IONS	Thu, Nov 18, 2004	4.40	4.46	4.31	4.38
3405	NASDAQ	IONS	Wed, Nov 17, 2004	4.50	4.72	4.30	4.32
3404	NASDAQ	IONS	Tue, Nov 16, 2004	4.36	4.64	4.36	4.42
3403	NASDAQ	IONS	Mon, Nov 15, 2004	4.40	4.51	4.38	4.43
3402	NASDAQ	IONS	Fri, Nov 12, 2004	4.43	4.49	4.40	4.47
3401	NASDAQ	IONS	Thu, Nov 11, 2004	4.60	4.60	4.40	4.48
3400	NASDAQ	IONS	Wed, Nov 10, 2004	4.46	4.59	4.46	4.54
3399	NASDAQ	IONS	Tue, Nov 9, 2004	4.42	4.65	4.42	4.58
3398	NASDAQ	IONS	Mon, Nov 8, 2004	4.65	4.65	4.35	4.51
3397	NASDAQ	IONS	Fri, Nov 5, 2004	4.37	4.66	4.32	4.60
3396	NASDAQ	IONS	Thu, Nov 4, 2004	4.33	4.52	4.29	4.46
3395	NASDAQ	IONS	Wed, Nov 3, 2004	4.56	4.58	4.30	4.45
3394	NASDAQ	IONS	Tue, Nov 2, 2004	4.65	4.67	4.35	4.42
3393	NASDAQ	IONS	Mon, Nov 1, 2004	4.61	4.73	4.39	4.50
3392	NASDAQ	IONS	Fri, Oct 29, 2004	4.76	4.89	4.61	4.66
3391	NASDAQ	IONS	Thu, Oct 28, 2004	4.98	5.04	4.75	4.92
3390	NASDAQ	IONS	Wed, Oct 27, 2004	4.60	5.09	4.59	5.06
3389	NASDAQ	IONS	Tue, Oct 26, 2004	4.88	4.97	4.78	4.88
3388	NASDAQ	IONS	Mon, Oct 25, 2004	4.70	4.89	4.70	4.89
3387	NASDAQ	IONS	Fri, Oct 22, 2004	4.99	4.99	4.76	4.78
3386	NASDAQ	IONS	Thu, Oct 21, 2004	4.80	4.93	4.71	4.89
3385	NASDAQ	IONS	Wed, Oct 20, 2004	4.71	4.84	4.70	4.81
3384	NASDAQ	IONS	Tue, Oct 19, 2004	4.89	4.97	4.70	4.75
3383	NASDAQ	IONS	Mon, Oct 18, 2004	4.80	4.87	4.68	4.80
3382	NASDAQ	IONS	Fri, Oct 15, 2004	4.73	4.81	4.59	4.77
3381	NASDAQ	IONS	Thu, Oct 14, 2004	4.85	4.85	4.71	4.74
3380	NASDAQ	IONS	Wed, Oct 13, 2004	5.01	5.03	4.81	4.83
3379	NASDAQ	IONS	Tue, Oct 12, 2004	4.80	4.94	4.76	4.91
3378	NASDAQ	IONS	Mon, Oct 11, 2004	4.89	5.00	4.76	4.98
3377	NASDAQ	IONS	Fri, Oct 8, 2004	5.10	5.29	4.90	4.90
3376	NASDAQ	IONS	Thu, Oct 7, 2004	5.43	5.49	5.00	5.12
3375	NASDAQ	IONS	Wed, Oct 6, 2004	4.74	5.00	4.74	4.95
3374	NASDAQ	IONS	Tue, Oct 5, 2004	5.07	5.07	4.80	4.85
3373	NASDAQ	IONS	Mon, Oct 4, 2004	4.91	5.09	4.91	5.06
3372	NASDAQ	IONS	Fri, Oct 1, 2004	4.97	5.04	4.80	4.91
3371	NASDAQ	IONS	Thu, Sep 30, 2004	4.92	5.05	4.79	4.90
3370	NASDAQ	IONS	Wed, Sep 29, 2004	5.09	5.09	4.94	4.96
3369	NASDAQ	IONS	Tue, Sep 28, 2004	4.99	5.13	4.83	4.97
3368	NASDAQ	IONS	Mon, Sep 27, 2004	4.81	4.97	4.65	4.93
3367	NASDAQ	IONS	Fri, Sep 24, 2004	4.89	4.90	4.76	4.84
3366	NASDAQ	IONS	Thu, Sep 23, 2004	5.14	5.14	4.83	4.86
3365	NASDAQ	IONS	Wed, Sep 22, 2004	5.05	5.12	4.95	5.04
3364	NASDAQ	IONS	Tue, Sep 21, 2004	5.38	5.38	5.05	5.17
3363	NASDAQ	IONS	Mon, Sep 20, 2004	5.36	5.45	5.15	5.31
3362	NASDAQ	IONS	Fri, Sep 17, 2004	5.59	5.79	5.20	5.29
3361	NASDAQ	IONS	Thu, Sep 16, 2004	5.19	5.83	5.09	5.53
3360	NASDAQ	IONS	Wed, Sep 15, 2004	5.35	5.35	5.05	5.16
3359	NASDAQ	IONS	Tue, Sep 14, 2004	5.31	5.45	5.25	5.34
3358	NASDAQ	IONS	Mon, Sep 13, 2004	5.45	5.52	5.24	5.38
3357	NASDAQ	IONS	Fri, Sep 10, 2004	5.65	5.70	5.28	5.50
3356	NASDAQ	IONS	Thu, Sep 9, 2004	5.88	5.97	5.57	5.77
3355	NASDAQ	IONS	Wed, Sep 8, 2004	6.09	6.12	5.88	5.88
3354	NASDAQ	IONS	Tue, Sep 7, 2004	6.05	6.09	5.98	6.06
3353	NASDAQ	IONS	Fri, Sep 3, 2004	6.00	6.15	5.94	6.05
3352	NASDAQ	IONS	Thu, Sep 2, 2004	5.90	6.12	5.90	5.98
3351	NASDAQ	IONS	Wed, Sep 1, 2004	6.00	6.67	5.90	5.97
3350	NASDAQ	IONS	Tue, Aug 31, 2004	5.98	6.13	5.77	6.00
3349	NASDAQ	IONS	Mon, Aug 30, 2004	6.18	6.18	5.94	6.00
3348	NASDAQ	IONS	Fri, Aug 27, 2004	6.08	6.20	5.98	6.13
3347	NASDAQ	IONS	Thu, Aug 26, 2004	6.10	6.23	5.99	6.01
3346	NASDAQ	IONS	Wed, Aug 25, 2004	6.00	6.22	5.96	6.21
3345	NASDAQ	IONS	Tue, Aug 24, 2004	6.06	6.19	6.00	6.01
3344	NASDAQ	IONS	Mon, Aug 23, 2004	5.97	6.09	5.88	6.00
3343	NASDAQ	IONS	Fri, Aug 20, 2004	5.68	5.99	5.65	5.93
3342	NASDAQ	IONS	Thu, Aug 19, 2004	5.69	5.77	5.52	5.69
3341	NASDAQ	IONS	Wed, Aug 18, 2004	5.29	5.75	5.26	5.75
3340	NASDAQ	IONS	Tue, Aug 17, 2004	4.83	5.24	4.77	5.22
3339	NASDAQ	IONS	Mon, Aug 16, 2004	4.68	4.90	4.62	4.76
3338	NASDAQ	IONS	Fri, Aug 13, 2004	4.94	4.94	4.52	4.56
3337	NASDAQ	IONS	Thu, Aug 12, 2004	4.82	4.96	4.73	4.76
3336	NASDAQ	IONS	Wed, Aug 11, 2004	4.36	4.99	4.32	4.77
3335	NASDAQ	IONS	Tue, Aug 10, 2004	4.40	4.54	4.35	4.44
3334	NASDAQ	IONS	Mon, Aug 9, 2004	4.84	4.84	4.40	4.40
3333	NASDAQ	IONS	Fri, Aug 6, 2004	4.50	4.77	4.38	4.71
3332	NASDAQ	IONS	Thu, Aug 5, 2004	4.60	4.88	4.59	4.59
3331	NASDAQ	IONS	Wed, Aug 4, 2004	4.78	4.80	4.52	4.63
3330	NASDAQ	IONS	Tue, Aug 3, 2004	4.78	4.89	4.56	4.60
3329	NASDAQ	IONS	Mon, Aug 2, 2004	5.05	5.05	4.71	4.76
3328	NASDAQ	IONS	Fri, Jul 30, 2004	4.93	5.18	4.78	5.05
3327	NASDAQ	IONS	Thu, Jul 29, 2004	4.60	4.92	4.52	4.89
3326	NASDAQ	IONS	Wed, Jul 28, 2004	4.66	4.74	4.46	4.64
3325	NASDAQ	IONS	Tue, Jul 27, 2004	4.27	4.66	4.27	4.65
3324	NASDAQ	IONS	Mon, Jul 26, 2004	4.30	4.43	4.22	4.27
3323	NASDAQ	IONS	Fri, Jul 23, 2004	4.44	4.68	4.30	4.30
3322	NASDAQ	IONS	Thu, Jul 22, 2004	4.47	4.64	4.25	4.54
3321	NASDAQ	IONS	Wed, Jul 21, 2004	4.60	4.67	4.42	4.56
3320	NASDAQ	IONS	Tue, Jul 20, 2004	4.30	4.60	4.30	4.60
3319	NASDAQ	IONS	Mon, Jul 19, 2004	4.53	4.65	4.32	4.43
3318	NASDAQ	IONS	Fri, Jul 16, 2004	4.84	4.89	4.54	4.54
3317	NASDAQ	IONS	Thu, Jul 15, 2004	4.80	4.93	4.77	4.80
3316	NASDAQ	IONS	Wed, Jul 14, 2004	4.79	5.00	4.75	4.84
3315	NASDAQ	IONS	Tue, Jul 13, 2004	5.00	5.07	4.81	4.83
3314	NASDAQ	IONS	Mon, Jul 12, 2004	5.13	5.13	4.83	4.95
3313	NASDAQ	IONS	Fri, Jul 9, 2004	4.92	5.08	4.88	4.98
3312	NASDAQ	IONS	Thu, Jul 8, 2004	5.21	5.38	4.78	4.78
3311	NASDAQ	IONS	Wed, Jul 7, 2004	5.20	5.40	5.20	5.24
3310	NASDAQ	IONS	Tue, Jul 6, 2004	5.40	5.55	5.25	5.25
3309	NASDAQ	IONS	Fri, Jul 2, 2004	5.75	5.75	5.43	5.49
3308	NASDAQ	IONS	Thu, Jul 1, 2004	5.65	5.84	5.56	5.72
3307	NASDAQ	IONS	Wed, Jun 30, 2004	5.80	5.84	5.61	5.74
3306	NASDAQ	IONS	Tue, Jun 29, 2004	5.74	5.97	5.57	5.78
3305	NASDAQ	IONS	Mon, Jun 28, 2004	5.94	6.03	5.75	5.84
3304	NASDAQ	IONS	Fri, Jun 25, 2004	5.99	6.08	5.80	6.00
3303	NASDAQ	IONS	Thu, Jun 24, 2004	6.10	6.10	5.90	6.00
3302	NASDAQ	IONS	Wed, Jun 23, 2004	5.56	6.04	5.56	6.03
3301	NASDAQ	IONS	Tue, Jun 22, 2004	5.79	5.79	5.54	5.67
3300	NASDAQ	IONS	Mon, Jun 21, 2004	5.73	5.84	5.71	5.76
3299	NASDAQ	IONS	Fri, Jun 18, 2004	5.69	5.84	5.61	5.74
3298	NASDAQ	IONS	Thu, Jun 17, 2004	5.95	6.00	5.76	5.76
3297	NASDAQ	IONS	Wed, Jun 16, 2004	6.03	6.08	5.83	6.00
3296	NASDAQ	IONS	Tue, Jun 15, 2004	5.63	5.94	5.60	5.93
3295	NASDAQ	IONS	Mon, Jun 14, 2004	5.80	5.80	5.65	5.66
3294	NASDAQ	IONS	Thu, Jun 10, 2004	5.98	5.98	5.57	5.84
3293	NASDAQ	IONS	Wed, Jun 9, 2004	6.45	6.45	5.73	5.75
3292	NASDAQ	IONS	Tue, Jun 8, 2004	6.21	6.50	6.20	6.33
3291	NASDAQ	IONS	Mon, Jun 7, 2004	6.45	6.59	6.12	6.29
3290	NASDAQ	IONS	Fri, Jun 4, 2004	6.16	6.38	6.10	6.32
3289	NASDAQ	IONS	Thu, Jun 3, 2004	6.62	6.63	6.09	6.18
3288	NASDAQ	IONS	Wed, Jun 2, 2004	6.84	6.88	6.48	6.50
3287	NASDAQ	IONS	Tue, Jun 1, 2004	6.41	6.70	6.41	6.70
3286	NASDAQ	IONS	Fri, May 28, 2004	6.35	6.56	6.34	6.46
3285	NASDAQ	IONS	Thu, May 27, 2004	6.50	6.65	6.30	6.48
3284	NASDAQ	IONS	Wed, May 26, 2004	6.41	6.53	6.28	6.51
3283	NASDAQ	IONS	Tue, May 25, 2004	6.23	6.50	6.05	6.44
3282	NASDAQ	IONS	Mon, May 24, 2004	6.18	6.31	6.03	6.17
3281	NASDAQ	IONS	Fri, May 21, 2004	5.96	6.10	5.85	6.00
3280	NASDAQ	IONS	Thu, May 20, 2004	6.21	6.24	5.90	5.93
3279	NASDAQ	IONS	Wed, May 19, 2004	6.42	6.52	6.05	6.17
3278	NASDAQ	IONS	Tue, May 18, 2004	6.45	6.60	6.20	6.32
3277	NASDAQ	IONS	Mon, May 17, 2004	6.50	6.59	6.26	6.36
3276	NASDAQ	IONS	Fri, May 14, 2004	6.94	7.03	6.56	6.59
3275	NASDAQ	IONS	Thu, May 13, 2004	7.07	7.23	6.79	6.89
3274	NASDAQ	IONS	Wed, May 12, 2004	6.62	7.18	6.29	7.15
3273	NASDAQ	IONS	Tue, May 11, 2004	6.82	6.99	6.66	6.71
3272	NASDAQ	IONS	Mon, May 10, 2004	6.79	6.98	6.57	6.68
3271	NASDAQ	IONS	Fri, May 7, 2004	7.10	7.53	6.75	6.80
3270	NASDAQ	IONS	Thu, May 6, 2004	7.27	7.34	6.75	7.00
3269	NASDAQ	IONS	Wed, May 5, 2004	7.14	7.65	7.14	7.31
3268	NASDAQ	IONS	Tue, May 4, 2004	7.24	7.42	7.00	7.22
3267	NASDAQ	IONS	Mon, May 3, 2004	7.14	7.86	6.76	7.22
3266	NASDAQ	IONS	Fri, Apr 30, 2004	8.29	8.49	7.23	7.27
3265	NASDAQ	IONS	Thu, Apr 29, 2004	8.54	8.66	8.12	8.19
3264	NASDAQ	IONS	Wed, Apr 28, 2004	8.96	8.99	8.15	8.24
3263	NASDAQ	IONS	Tue, Apr 27, 2004	8.90	9.90	8.15	8.79
3262	NASDAQ	IONS	Mon, Apr 26, 2004	7.98	8.86	7.92	8.79
3261	NASDAQ	IONS	Fri, Apr 23, 2004	7.88	8.00	7.78	7.87
3260	NASDAQ	IONS	Thu, Apr 22, 2004	7.84	7.99	7.73	7.95
3259	NASDAQ	IONS	Wed, Apr 21, 2004	7.44	7.79	7.43	7.79
3258	NASDAQ	IONS	Tue, Apr 20, 2004	7.85	8.00	7.45	7.45
3257	NASDAQ	IONS	Mon, Apr 19, 2004	7.38	7.97	7.36	7.89
3256	NASDAQ	IONS	Fri, Apr 16, 2004	7.49	7.66	7.38	7.66
3255	NASDAQ	IONS	Thu, Apr 15, 2004	7.45	7.57	7.28	7.44
3254	NASDAQ	IONS	Wed, Apr 14, 2004	7.40	7.71	7.35	7.45
3253	NASDAQ	IONS	Tue, Apr 13, 2004	7.77	7.87	7.35	7.36
3252	NASDAQ	IONS	Mon, Apr 12, 2004	7.69	8.00	7.65	7.77
3251	NASDAQ	IONS	Thu, Apr 8, 2004	8.21	8.30	7.66	7.70
3250	NASDAQ	IONS	Wed, Apr 7, 2004	8.01	8.16	7.84	8.15
3249	NASDAQ	IONS	Tue, Apr 6, 2004	8.20	8.23	8.00	8.04
3248	NASDAQ	IONS	Mon, Apr 5, 2004	7.88	8.25	7.83	8.16
3247	NASDAQ	IONS	Fri, Apr 2, 2004	7.95	8.05	7.73	7.84
3246	NASDAQ	IONS	Thu, Apr 1, 2004	7.69	7.90	7.61	7.80
3245	NASDAQ	IONS	Wed, Mar 31, 2004	7.84	7.85	7.57	7.76
3244	NASDAQ	IONS	Tue, Mar 30, 2004	7.85	7.99	7.73	7.80
3243	NASDAQ	IONS	Mon, Mar 29, 2004	7.64	8.14	7.64	7.83
3242	NASDAQ	IONS	Fri, Mar 26, 2004	7.93	8.01	7.60	7.67
3241	NASDAQ	IONS	Thu, Mar 25, 2004	7.38	8.07	7.38	7.93
3240	NASDAQ	IONS	Wed, Mar 24, 2004	7.61	7.64	7.34	7.37
3239	NASDAQ	IONS	Tue, Mar 23, 2004	7.60	7.84	7.45	7.68
3238	NASDAQ	IONS	Mon, Mar 22, 2004	8.13	8.18	7.52	7.52
3237	NASDAQ	IONS	Fri, Mar 19, 2004	8.65	8.67	8.06	8.13
3236	NASDAQ	IONS	Thu, Mar 18, 2004	8.57	8.71	8.30	8.53
3235	NASDAQ	IONS	Wed, Mar 17, 2004	8.42	8.81	8.20	8.68
3234	NASDAQ	IONS	Tue, Mar 16, 2004	8.82	8.94	8.26	8.29
3233	NASDAQ	IONS	Mon, Mar 15, 2004	9.10	9.14	8.75	8.76
3232	NASDAQ	IONS	Fri, Mar 12, 2004	8.85	9.17	8.72	9.10
3231	NASDAQ	IONS	Thu, Mar 11, 2004	8.84	9.20	8.50	8.68
3230	NASDAQ	IONS	Wed, Mar 10, 2004	9.06	9.33	8.81	8.88
3229	NASDAQ	IONS	Tue, Mar 9, 2004	9.13	9.38	9.00	9.00
3228	NASDAQ	IONS	Mon, Mar 8, 2004	9.45	9.48	9.05	9.13
3227	NASDAQ	IONS	Fri, Mar 5, 2004	9.00	9.50	8.93	9.44
3226	NASDAQ	IONS	Thu, Mar 4, 2004	8.76	9.00	8.65	8.98
3225	NASDAQ	IONS	Wed, Mar 3, 2004	8.97	9.00	8.70	8.87
3224	NASDAQ	IONS	Tue, Mar 2, 2004	8.39	8.50	8.32	8.36
3223	NASDAQ	IONS	Mon, Mar 1, 2004	8.04	8.37	7.95	8.37
3222	NASDAQ	IONS	Fri, Feb 27, 2004	8.15	8.22	7.95	7.95
3221	NASDAQ	IONS	Thu, Feb 26, 2004	7.93	8.32	7.65	8.27
3220	NASDAQ	IONS	Wed, Feb 25, 2004	7.97	8.05	7.84	8.00
3219	NASDAQ	IONS	Tue, Feb 24, 2004	7.85	8.02	7.50	8.01
3218	NASDAQ	IONS	Mon, Feb 23, 2004	8.02	8.10	7.74	7.74
3217	NASDAQ	IONS	Fri, Feb 20, 2004	8.29	8.35	7.81	8.02
3216	NASDAQ	IONS	Thu, Feb 19, 2004	8.56	8.66	8.28	8.31
3215	NASDAQ	IONS	Wed, Feb 18, 2004	8.66	8.74	8.36	8.49
3214	NASDAQ	IONS	Tue, Feb 17, 2004	8.56	8.65	8.49	8.60
3213	NASDAQ	IONS	Fri, Feb 13, 2004	8.86	8.86	8.30	8.31
3212	NASDAQ	IONS	Thu, Feb 12, 2004	8.95	8.96	8.76	8.86
3211	NASDAQ	IONS	Wed, Feb 11, 2004	8.59	9.20	8.59	9.05
3210	NASDAQ	IONS	Tue, Feb 10, 2004	8.43	8.59	8.30	8.55
3209	NASDAQ	IONS	Mon, Feb 9, 2004	8.80	8.90	8.48	8.50
3208	NASDAQ	IONS	Fri, Feb 6, 2004	8.28	8.76	8.14	8.74
3207	NASDAQ	IONS	Thu, Feb 5, 2004	8.10	8.54	8.00	8.24
3206	NASDAQ	IONS	Wed, Feb 4, 2004	8.85	8.92	8.05	8.10
3205	NASDAQ	IONS	Tue, Feb 3, 2004	9.13	9.14	8.90	8.91
3204	NASDAQ	IONS	Mon, Feb 2, 2004	8.86	9.19	8.86	9.14
3203	NASDAQ	IONS	Fri, Jan 30, 2004	9.10	9.15	8.85	8.86
3202	NASDAQ	IONS	Thu, Jan 29, 2004	8.96	9.30	8.75	9.06
3201	NASDAQ	IONS	Wed, Jan 28, 2004	8.97	9.04	8.75	9.00
3200	NASDAQ	IONS	Tue, Jan 27, 2004	9.58	9.59	8.59	9.00
3199	NASDAQ	IONS	Mon, Jan 26, 2004	8.42	9.50	8.25	9.50
3198	NASDAQ	IONS	Fri, Jan 23, 2004	8.30	8.36	8.18	8.35
3197	NASDAQ	IONS	Thu, Jan 22, 2004	8.45	8.48	8.05	8.20
3196	NASDAQ	IONS	Wed, Jan 21, 2004	7.75	8.46	7.55	8.46
3195	NASDAQ	IONS	Tue, Jan 20, 2004	7.46	7.70	6.83	7.70
3194	NASDAQ	IONS	Fri, Jan 16, 2004	7.43	7.53	7.33	7.45
3193	NASDAQ	IONS	Thu, Jan 15, 2004	7.47	7.60	7.40	7.48
3192	NASDAQ	IONS	Wed, Jan 14, 2004	7.68	7.73	7.36	7.56
3191	NASDAQ	IONS	Tue, Jan 13, 2004	7.37	7.46	7.15	7.31
3190	NASDAQ	IONS	Mon, Jan 12, 2004	7.29	7.50	7.15	7.37
3189	NASDAQ	IONS	Fri, Jan 9, 2004	7.43	7.68	7.19	7.35
3188	NASDAQ	IONS	Thu, Jan 8, 2004	7.67	7.70	7.45	7.59
3187	NASDAQ	IONS	Wed, Jan 7, 2004	7.34	7.66	7.25	7.61
3186	NASDAQ	IONS	Tue, Jan 6, 2004	7.40	7.50	7.26	7.39
3185	NASDAQ	IONS	Mon, Jan 5, 2004	7.10	7.60	7.07	7.48
3184	NASDAQ	IONS	Fri, Jan 2, 2004	6.72	6.95	6.66	6.81
3183	NASDAQ	IONS	Wed, Dec 31, 2003	6.78	6.81	6.38	6.50
3182	NASDAQ	IONS	Tue, Dec 30, 2003	6.75	6.88	6.60	6.76
3181	NASDAQ	IONS	Mon, Dec 29, 2003	6.66	6.90	6.65	6.81
3180	NASDAQ	IONS	Fri, Dec 26, 2003	6.79	7.07	6.67	6.76
3179	NASDAQ	IONS	Wed, Dec 24, 2003	6.36	6.81	6.36	6.74
3178	NASDAQ	IONS	Tue, Dec 23, 2003	5.92	6.48	5.92	6.45
3177	NASDAQ	IONS	Mon, Dec 22, 2003	5.75	6.00	5.67	5.94
3176	NASDAQ	IONS	Fri, Dec 19, 2003	5.61	5.85	5.57	5.74
3175	NASDAQ	IONS	Thu, Dec 18, 2003	5.44	5.62	5.34	5.62
3174	NASDAQ	IONS	Wed, Dec 17, 2003	5.65	5.67	5.33	5.41
3173	NASDAQ	IONS	Tue, Dec 16, 2003	5.30	5.55	5.30	5.55
3172	NASDAQ	IONS	Mon, Dec 15, 2003	5.69	5.85	5.32	5.38
3171	NASDAQ	IONS	Fri, Dec 12, 2003	5.43	5.62	5.43	5.62
3170	NASDAQ	IONS	Thu, Dec 11, 2003	5.26	5.52	5.20	5.48
3169	NASDAQ	IONS	Wed, Dec 10, 2003	5.50	5.50	5.20	5.20
3168	NASDAQ	IONS	Tue, Dec 9, 2003	5.40	5.61	5.37	5.41
3167	NASDAQ	IONS	Mon, Dec 8, 2003	5.59	5.65	5.30	5.44
3166	NASDAQ	IONS	Fri, Dec 5, 2003	5.52	5.74	5.50	5.61
3165	NASDAQ	IONS	Thu, Dec 4, 2003	5.60	5.69	5.53	5.60
3164	NASDAQ	IONS	Wed, Dec 3, 2003	5.68	5.80	5.59	5.61
3163	NASDAQ	IONS	Tue, Dec 2, 2003	5.92	5.92	5.61	5.69
3162	NASDAQ	IONS	Mon, Dec 1, 2003	5.99	5.99	5.69	5.87
3161	NASDAQ	IONS	Fri, Nov 28, 2003	5.96	5.99	5.70	5.89
3160	NASDAQ	IONS	Wed, Nov 26, 2003	5.98	6.15	5.80	5.89
3159	NASDAQ	IONS	Tue, Nov 25, 2003	6.08	6.19	5.86	5.94
3158	NASDAQ	IONS	Mon, Nov 24, 2003	5.82	6.09	5.75	6.02
3157	NASDAQ	IONS	Fri, Nov 21, 2003	5.65	6.56	5.60	5.70
3156	NASDAQ	IONS	Thu, Nov 20, 2003	5.60	6.10	5.56	5.56
3155	NASDAQ	IONS	Wed, Nov 19, 2003	5.42	5.71	5.42	5.60
3154	NASDAQ	IONS	Tue, Nov 18, 2003	5.52	5.72	5.44	5.46
3153	NASDAQ	IONS	Mon, Nov 17, 2003	5.70	5.80	5.40	5.50
3152	NASDAQ	IONS	Fri, Nov 14, 2003	6.00	6.06	5.55	5.61
3151	NASDAQ	IONS	Thu, Nov 13, 2003	6.04	6.18	5.90	5.98
3150	NASDAQ	IONS	Wed, Nov 12, 2003	5.78	6.10	5.65	5.99
3149	NASDAQ	IONS	Tue, Nov 11, 2003	5.90	5.98	5.57	5.65
3148	NASDAQ	IONS	Mon, Nov 10, 2003	6.06	6.20	5.75	5.82
3147	NASDAQ	IONS	Fri, Nov 7, 2003	6.10	6.17	5.97	6.15
3146	NASDAQ	IONS	Thu, Nov 6, 2003	6.30	6.35	5.77	6.10
3145	NASDAQ	IONS	Wed, Nov 5, 2003	6.26	6.34	6.00	6.28
3144	NASDAQ	IONS	Tue, Nov 4, 2003	6.32	6.46	6.13	6.26
3143	NASDAQ	IONS	Mon, Nov 3, 2003	6.75	6.84	6.33	6.54
3142	NASDAQ	IONS	Fri, Oct 31, 2003	6.63	6.78	6.62	6.65
3141	NASDAQ	IONS	Thu, Oct 30, 2003	6.60	6.78	6.47	6.61
3140	NASDAQ	IONS	Wed, Oct 29, 2003	6.31	6.60	6.28	6.47
3139	NASDAQ	IONS	Tue, Oct 28, 2003	6.32	6.49	6.22	6.45
3138	NASDAQ	IONS	Mon, Oct 27, 2003	6.50	6.76	6.26	6.30
3137	NASDAQ	IONS	Fri, Oct 24, 2003	6.19	6.24	5.94	6.14
3136	NASDAQ	IONS	Thu, Oct 23, 2003	6.25	6.36	6.09	6.22
3135	NASDAQ	IONS	Wed, Oct 22, 2003	6.40	6.43	6.10	6.25
3134	NASDAQ	IONS	Tue, Oct 21, 2003	6.29	6.50	6.22	6.35
3133	NASDAQ	IONS	Mon, Oct 20, 2003	6.27	6.45	6.15	6.29
3132	NASDAQ	IONS	Fri, Oct 17, 2003	6.50	6.51	6.07	6.20
3131	NASDAQ	IONS	Thu, Oct 16, 2003	6.60	6.65	6.50	6.50
3130	NASDAQ	IONS	Wed, Oct 15, 2003	6.66	6.72	6.50	6.50
3129	NASDAQ	IONS	Tue, Oct 14, 2003	6.85	6.86	6.54	6.72
3128	NASDAQ	IONS	Mon, Oct 13, 2003	6.50	6.88	6.50	6.69
3127	NASDAQ	IONS	Fri, Oct 10, 2003	6.53	6.70	6.50	6.50
3126	NASDAQ	IONS	Thu, Oct 9, 2003	6.48	6.66	6.48	6.60
3125	NASDAQ	IONS	Wed, Oct 8, 2003	6.72	6.72	6.50	6.50
3124	NASDAQ	IONS	Tue, Oct 7, 2003	6.66	6.75	6.54	6.62
3123	NASDAQ	IONS	Mon, Oct 6, 2003	6.63	6.80	6.40	6.60
3122	NASDAQ	IONS	Fri, Oct 3, 2003	6.72	6.99	6.63	6.65
3121	NASDAQ	IONS	Thu, Oct 2, 2003	6.50	6.83	6.50	6.67
3120	NASDAQ	IONS	Wed, Oct 1, 2003	6.51	6.70	6.49	6.60
3119	NASDAQ	IONS	Tue, Sep 30, 2003	6.55	6.90	6.37	6.52
3118	NASDAQ	IONS	Mon, Sep 29, 2003	6.36	6.66	6.25	6.53
3117	NASDAQ	IONS	Fri, Sep 26, 2003	6.63	6.92	6.40	6.41
3116	NASDAQ	IONS	Thu, Sep 25, 2003	6.83	7.00	6.59	6.77
3115	NASDAQ	IONS	Wed, Sep 24, 2003	7.25	7.63	6.64	6.83
3114	NASDAQ	IONS	Tue, Sep 23, 2003	7.65	7.73	7.30	7.50
3113	NASDAQ	IONS	Mon, Sep 22, 2003	7.60	7.90	7.52	7.61
3112	NASDAQ	IONS	Fri, Sep 19, 2003	7.67	8.05	7.65	8.05
3111	NASDAQ	IONS	Thu, Sep 18, 2003	7.65	7.90	7.65	7.85
3110	NASDAQ	IONS	Wed, Sep 17, 2003	7.57	7.72	7.32	7.52
3109	NASDAQ	IONS	Tue, Sep 16, 2003	7.45	7.74	7.27	7.50
3108	NASDAQ	IONS	Mon, Sep 15, 2003	7.11	7.28	7.04	7.13
3107	NASDAQ	IONS	Fri, Sep 12, 2003	6.98	7.32	6.98	7.20
3106	NASDAQ	IONS	Thu, Sep 11, 2003	7.32	7.32	6.97	7.20
3105	NASDAQ	IONS	Wed, Sep 10, 2003	7.68	7.75	7.30	7.36
3104	NASDAQ	IONS	Tue, Sep 9, 2003	7.03	7.65	6.91	7.31
3103	NASDAQ	IONS	Mon, Sep 8, 2003	6.68	7.17	6.68	7.03
3102	NASDAQ	IONS	Fri, Sep 5, 2003	6.25	6.79	6.15	6.51
3101	NASDAQ	IONS	Thu, Sep 4, 2003	6.20	6.35	6.14	6.20
3100	NASDAQ	IONS	Wed, Sep 3, 2003	6.29	6.50	6.15	6.31
3099	NASDAQ	IONS	Tue, Sep 2, 2003	6.69	6.70	6.27	6.39
3098	NASDAQ	IONS	Fri, Aug 29, 2003	6.33	6.70	6.17	6.61
3097	NASDAQ	IONS	Thu, Aug 28, 2003	5.92	6.33	5.75	6.29
3096	NASDAQ	IONS	Wed, Aug 27, 2003	5.79	5.86	5.60	5.81
3095	NASDAQ	IONS	Tue, Aug 26, 2003	5.70	5.95	5.55	5.75
3094	NASDAQ	IONS	Mon, Aug 25, 2003	5.83	5.88	5.55	5.76
3093	NASDAQ	IONS	Fri, Aug 22, 2003	6.00	6.06	5.78	5.84
3092	NASDAQ	IONS	Thu, Aug 21, 2003	5.92	6.10	5.81	5.96
3091	NASDAQ	IONS	Wed, Aug 20, 2003	5.77	5.92	5.70	5.88
3090	NASDAQ	IONS	Tue, Aug 19, 2003	5.52	5.90	5.52	5.78
3089	NASDAQ	IONS	Mon, Aug 18, 2003	5.29	5.74	5.25	5.68
3088	NASDAQ	IONS	Fri, Aug 15, 2003	5.40	5.52	5.25	5.40
3087	NASDAQ	IONS	Thu, Aug 14, 2003	5.30	5.50	5.30	5.46
3086	NASDAQ	IONS	Wed, Aug 13, 2003	5.37	5.46	5.30	5.35
3085	NASDAQ	IONS	Tue, Aug 12, 2003	5.30	5.45	5.24	5.43
3084	NASDAQ	IONS	Mon, Aug 11, 2003	5.39	5.39	5.20	5.34
3083	NASDAQ	IONS	Fri, Aug 8, 2003	5.03	5.38	5.03	5.33
3082	NASDAQ	IONS	Thu, Aug 7, 2003	4.72	5.09	4.65	5.03
3081	NASDAQ	IONS	Wed, Aug 6, 2003	4.90	4.93	4.55	4.72
3080	NASDAQ	IONS	Tue, Aug 5, 2003	4.90	4.97	4.80	4.92
3079	NASDAQ	IONS	Mon, Aug 4, 2003	5.09	5.20	4.91	4.98
3078	NASDAQ	IONS	Fri, Aug 1, 2003	5.25	5.25	5.00	5.01
3077	NASDAQ	IONS	Thu, Jul 31, 2003	5.11	5.25	5.10	5.19
3076	NASDAQ	IONS	Wed, Jul 30, 2003	5.05	5.17	4.91	5.12
3075	NASDAQ	IONS	Tue, Jul 29, 2003	5.19	5.20	4.97	5.00
3074	NASDAQ	IONS	Mon, Jul 28, 2003	5.01	5.17	4.98	5.15
3073	NASDAQ	IONS	Fri, Jul 25, 2003	5.07	5.19	4.95	4.97
3072	NASDAQ	IONS	Thu, Jul 24, 2003	5.22	5.31	5.04	5.07
3071	NASDAQ	IONS	Wed, Jul 23, 2003	5.14	5.25	5.05	5.09
3070	NASDAQ	IONS	Tue, Jul 22, 2003	5.11	5.35	4.97	5.30
3069	NASDAQ	IONS	Mon, Jul 21, 2003	5.27	5.31	5.04	5.11
3068	NASDAQ	IONS	Fri, Jul 18, 2003	5.39	5.40	5.27	5.33
3067	NASDAQ	IONS	Thu, Jul 17, 2003	5.46	5.54	5.30	5.30
3066	NASDAQ	IONS	Wed, Jul 16, 2003	5.60	5.60	5.45	5.50
3065	NASDAQ	IONS	Tue, Jul 15, 2003	5.45	5.61	5.38	5.52
3064	NASDAQ	IONS	Mon, Jul 14, 2003	5.47	5.62	5.42	5.49
3063	NASDAQ	IONS	Fri, Jul 11, 2003	5.38	5.68	5.33	5.41
3062	NASDAQ	IONS	Thu, Jul 10, 2003	5.70	5.77	5.45	5.46
3061	NASDAQ	IONS	Wed, Jul 9, 2003	5.54	5.69	5.46	5.69
3060	NASDAQ	IONS	Tue, Jul 8, 2003	5.64	5.70	5.40	5.55
3059	NASDAQ	IONS	Mon, Jul 7, 2003	5.44	5.65	5.29	5.48
3058	NASDAQ	IONS	Thu, Jul 3, 2003	5.47	5.47	5.20	5.32
3057	NASDAQ	IONS	Wed, Jul 2, 2003	5.14	5.43	5.11	5.25
3056	NASDAQ	IONS	Tue, Jul 1, 2003	5.46	5.59	5.14	5.17
3055	NASDAQ	IONS	Mon, Jun 30, 2003	5.46	5.69	5.24	5.34
3054	NASDAQ	IONS	Fri, Jun 27, 2003	5.61	5.75	5.39	5.40
3053	NASDAQ	IONS	Thu, Jun 26, 2003	5.50	5.73	5.42	5.72
3052	NASDAQ	IONS	Wed, Jun 25, 2003	5.79	5.91	5.30	5.44
3051	NASDAQ	IONS	Tue, Jun 24, 2003	5.16	5.80	5.10	5.75
3050	NASDAQ	IONS	Mon, Jun 23, 2003	5.42	5.49	5.00	5.02
3049	NASDAQ	IONS	Fri, Jun 20, 2003	5.35	5.60	5.31	5.31
3048	NASDAQ	IONS	Thu, Jun 19, 2003	5.84	5.90	5.31	5.37
3047	NASDAQ	IONS	Wed, Jun 18, 2003	6.13	6.13	5.75	5.88
3046	NASDAQ	IONS	Tue, Jun 17, 2003	6.35	6.36	6.05	6.09
3045	NASDAQ	IONS	Mon, Jun 16, 2003	6.49	6.61	5.38	6.31
3044	NASDAQ	IONS	Fri, Jun 13, 2003	6.69	6.70	6.40	6.42
3043	NASDAQ	IONS	Thu, Jun 12, 2003	6.55	6.73	6.34	6.67
3042	NASDAQ	IONS	Wed, Jun 11, 2003	6.10	6.50	6.08	6.45
3041	NASDAQ	IONS	Tue, Jun 10, 2003	6.11	6.22	6.02	6.08
3040	NASDAQ	IONS	Mon, Jun 9, 2003	6.25	6.29	6.03	6.03
3039	NASDAQ	IONS	Fri, Jun 6, 2003	6.57	6.85	6.00	6.21
3038	NASDAQ	IONS	Thu, Jun 5, 2003	6.30	6.50	6.11	6.37
3037	NASDAQ	IONS	Wed, Jun 4, 2003	5.85	6.14	5.85	6.03
3036	NASDAQ	IONS	Tue, Jun 3, 2003	6.32	6.39	5.75	5.83
3035	NASDAQ	IONS	Mon, Jun 2, 2003	6.65	6.72	6.00	6.15
3034	NASDAQ	IONS	Fri, May 30, 2003	6.22	6.58	6.15	6.39
3033	NASDAQ	IONS	Thu, May 29, 2003	6.07	6.31	5.99	6.22
3032	NASDAQ	IONS	Wed, May 28, 2003	5.83	6.35	5.75	5.95
3031	NASDAQ	IONS	Tue, May 27, 2003	5.65	5.95	5.31	5.68
3030	NASDAQ	IONS	Fri, May 23, 2003	5.55	5.70	5.45	5.56
3029	NASDAQ	IONS	Thu, May 22, 2003	5.50	5.59	5.40	5.47
3028	NASDAQ	IONS	Wed, May 21, 2003	5.53	5.62	5.18	5.36
3027	NASDAQ	IONS	Tue, May 20, 2003	5.24	5.68	5.23	5.63
3026	NASDAQ	IONS	Mon, May 19, 2003	5.51	5.72	5.16	5.22
3025	NASDAQ	IONS	Fri, May 16, 2003	5.64	5.87	5.42	5.43
3024	NASDAQ	IONS	Thu, May 15, 2003	5.65	5.90	5.60	5.87
3023	NASDAQ	IONS	Wed, May 14, 2003	5.46	5.82	5.45	5.81
3022	NASDAQ	IONS	Tue, May 13, 2003	5.50	5.59	5.34	5.44
3021	NASDAQ	IONS	Mon, May 12, 2003	5.07	5.49	5.00	5.46
3020	NASDAQ	IONS	Fri, May 9, 2003	4.95	5.25	4.92	5.14
3019	NASDAQ	IONS	Thu, May 8, 2003	5.20	5.24	4.75	5.15
3018	NASDAQ	IONS	Wed, May 7, 2003	5.42	5.55	5.16	5.25
3017	NASDAQ	IONS	Tue, May 6, 2003	5.81	5.92	5.40	5.57
3016	NASDAQ	IONS	Mon, May 5, 2003	5.76	5.95	5.71	5.80
3015	NASDAQ	IONS	Fri, May 2, 2003	5.50	5.90	5.50	5.60
3014	NASDAQ	IONS	Thu, May 1, 2003	5.51	5.60	5.40	5.54
3013	NASDAQ	IONS	Wed, Apr 30, 2003	4.94	5.66	4.86	5.53
3012	NASDAQ	IONS	Tue, Apr 29, 2003	4.68	4.94	4.63	4.92
3011	NASDAQ	IONS	Mon, Apr 28, 2003	4.58	4.82	4.56	4.64
3010	NASDAQ	IONS	Fri, Apr 25, 2003	4.50	4.69	4.36	4.62
3009	NASDAQ	IONS	Thu, Apr 24, 2003	4.32	4.60	4.21	4.46
3008	NASDAQ	IONS	Wed, Apr 23, 2003	4.35	4.50	4.32	4.39
3007	NASDAQ	IONS	Tue, Apr 22, 2003	4.40	4.48	4.22	4.35
3006	NASDAQ	IONS	Mon, Apr 21, 2003	4.01	4.48	3.95	4.45
3005	NASDAQ	IONS	Thu, Apr 17, 2003	3.92	4.01	3.80	4.00
3004	NASDAQ	IONS	Wed, Apr 16, 2003	3.97	3.99	3.82	3.89
3003	NASDAQ	IONS	Tue, Apr 15, 2003	3.80	3.98	3.76	3.95
3002	NASDAQ	IONS	Mon, Apr 14, 2003	3.72	3.99	3.72	3.86
3001	NASDAQ	IONS	Fri, Apr 11, 2003	3.69	3.86	3.64	3.80
3000	NASDAQ	IONS	Thu, Apr 10, 2003	3.94	3.94	3.75	3.81
2999	NASDAQ	IONS	Wed, Apr 9, 2003	3.90	3.98	3.71	3.93
2998	NASDAQ	IONS	Tue, Apr 8, 2003	3.73	3.94	3.72	3.93
2997	NASDAQ	IONS	Mon, Apr 7, 2003	3.80	4.00	3.70	3.74
2996	NASDAQ	IONS	Fri, Apr 4, 2003	3.73	3.79	3.69	3.74
2995	NASDAQ	IONS	Thu, Apr 3, 2003	3.86	3.86	3.60	3.76
2994	NASDAQ	IONS	Wed, Apr 2, 2003	3.82	3.83	3.50	3.75
2993	NASDAQ	IONS	Tue, Apr 1, 2003	3.84	3.85	3.57	3.75
2992	NASDAQ	IONS	Mon, Mar 31, 2003	3.20	3.73	3.15	3.58
2991	NASDAQ	IONS	Fri, Mar 28, 2003	3.40	3.60	3.30	3.31
2990	NASDAQ	IONS	Thu, Mar 27, 2003	3.33	3.37	3.23	3.29
2989	NASDAQ	IONS	Wed, Mar 26, 2003	3.10	3.48	3.06	3.28
2988	NASDAQ	IONS	Tue, Mar 25, 2003	3.07	3.30	3.05	3.10
2987	NASDAQ	IONS	Mon, Mar 24, 2003	2.96	4.05	2.87	3.12
2986	NASDAQ	IONS	Fri, Mar 21, 2003	2.90	3.05	2.82	3.00
2985	NASDAQ	IONS	Thu, Mar 20, 2003	3.01	3.10	2.95	3.00
2984	NASDAQ	IONS	Wed, Mar 19, 2003	2.84	3.05	2.82	2.98
2983	NASDAQ	IONS	Tue, Mar 18, 2003	2.75	2.92	2.70	2.80
2982	NASDAQ	IONS	Mon, Mar 17, 2003	2.61	3.06	2.50	2.83
2981	NASDAQ	IONS	Fri, Mar 14, 2003	4.04	4.22	3.95	4.16
2980	NASDAQ	IONS	Thu, Mar 13, 2003	3.92	4.10	3.85	3.96
2979	NASDAQ	IONS	Wed, Mar 12, 2003	3.99	3.99	3.81	3.90
2978	NASDAQ	IONS	Tue, Mar 11, 2003	3.76	4.10	3.65	3.94
2977	NASDAQ	IONS	Mon, Mar 10, 2003	4.28	4.28	3.85	3.86
2976	NASDAQ	IONS	Fri, Mar 7, 2003	4.50	4.50	4.06	4.14
2975	NASDAQ	IONS	Thu, Mar 6, 2003	4.25	4.50	4.22	4.44
2974	NASDAQ	IONS	Wed, Mar 5, 2003	4.40	4.42	4.25	4.27
2973	NASDAQ	IONS	Tue, Mar 4, 2003	4.30	4.38	4.24	4.31
2972	NASDAQ	IONS	Mon, Mar 3, 2003	4.50	4.62	4.28	4.33
2971	NASDAQ	IONS	Fri, Feb 28, 2003	4.35	4.50	4.30	4.48
2970	NASDAQ	IONS	Thu, Feb 27, 2003	4.55	4.81	4.35	4.38
2969	NASDAQ	IONS	Wed, Feb 26, 2003	4.62	4.80	4.32	4.50
2968	NASDAQ	IONS	Tue, Feb 25, 2003	4.35	4.72	4.23	4.60
2967	NASDAQ	IONS	Mon, Feb 24, 2003	4.60	4.70	4.25	4.36
2966	NASDAQ	IONS	Fri, Feb 21, 2003	4.72	4.75	4.46	4.50
2965	NASDAQ	IONS	Thu, Feb 20, 2003	4.83	4.85	4.55	4.60
2964	NASDAQ	IONS	Wed, Feb 19, 2003	4.82	4.85	4.59	4.66
2963	NASDAQ	IONS	Tue, Feb 18, 2003	4.95	5.00	4.75	4.81
2962	NASDAQ	IONS	Fri, Feb 14, 2003	5.10	5.10	4.90	4.93
2961	NASDAQ	IONS	Thu, Feb 13, 2003	5.14	5.19	4.95	5.02
2960	NASDAQ	IONS	Wed, Feb 12, 2003	4.98	5.10	4.86	5.00
2959	NASDAQ	IONS	Tue, Feb 11, 2003	5.08	5.15	4.80	4.89
2958	NASDAQ	IONS	Mon, Feb 10, 2003	5.14	5.24	4.95	4.98
2957	NASDAQ	IONS	Fri, Feb 7, 2003	5.00	5.23	4.65	4.99
2956	NASDAQ	IONS	Thu, Feb 6, 2003	5.11	5.15	4.90	5.01
2955	NASDAQ	IONS	Wed, Feb 5, 2003	5.10	5.60	4.86	5.10
2954	NASDAQ	IONS	Tue, Feb 4, 2003	5.60	5.60	4.91	5.05
2953	NASDAQ	IONS	Mon, Feb 3, 2003	6.01	6.13	5.41	5.70
2952	NASDAQ	IONS	Fri, Jan 31, 2003	5.95	6.02	5.79	5.99
2951	NASDAQ	IONS	Thu, Jan 30, 2003	6.20	6.23	5.80	5.89
2950	NASDAQ	IONS	Wed, Jan 29, 2003	6.38	6.38	6.00	6.16
2949	NASDAQ	IONS	Tue, Jan 28, 2003	6.24	6.45	6.17	6.34
2948	NASDAQ	IONS	Mon, Jan 27, 2003	6.77	6.80	6.16	6.32
2947	NASDAQ	IONS	Fri, Jan 24, 2003	7.25	7.26	6.60	6.63
2946	NASDAQ	IONS	Thu, Jan 23, 2003	7.44	7.55	7.07	7.15
2945	NASDAQ	IONS	Wed, Jan 22, 2003	7.50	7.50	7.26	7.29
2944	NASDAQ	IONS	Tue, Jan 21, 2003	7.22	7.36	7.01	7.29
2943	NASDAQ	IONS	Fri, Jan 17, 2003	6.98	7.11	6.80	7.03
2942	NASDAQ	IONS	Thu, Jan 16, 2003	6.94	7.25	6.78	6.92
2941	NASDAQ	IONS	Wed, Jan 15, 2003	6.57	6.89	6.52	6.79
2940	NASDAQ	IONS	Tue, Jan 14, 2003	6.38	6.57	6.36	6.55
2939	NASDAQ	IONS	Mon, Jan 13, 2003	6.53	6.61	6.45	6.46
2938	NASDAQ	IONS	Fri, Jan 10, 2003	6.40	6.52	6.30	6.47
2937	NASDAQ	IONS	Thu, Jan 9, 2003	6.40	6.45	6.27	6.39
2936	NASDAQ	IONS	Wed, Jan 8, 2003	6.50	6.60	6.34	6.34
2935	NASDAQ	IONS	Tue, Jan 7, 2003	6.65	6.65	6.42	6.45
2934	NASDAQ	IONS	Mon, Jan 6, 2003	6.55	6.64	6.45	6.60
2933	NASDAQ	IONS	Fri, Jan 3, 2003	6.84	6.90	6.38	6.51
2932	NASDAQ	IONS	Thu, Jan 2, 2003	6.82	6.99	6.60	6.84
2931	NASDAQ	IONS	Tue, Dec 31, 2002	6.53	6.89	6.44	6.59
2930	NASDAQ	IONS	Mon, Dec 30, 2002	6.66	6.75	6.32	6.50
2929	NASDAQ	IONS	Fri, Dec 27, 2002	6.87	7.00	6.60	6.70
2928	NASDAQ	IONS	Thu, Dec 26, 2002	6.80	7.10	6.68	6.88
2927	NASDAQ	IONS	Tue, Dec 24, 2002	6.71	6.93	6.56	6.83
2926	NASDAQ	IONS	Mon, Dec 23, 2002	6.55	7.00	6.50	6.91
2925	NASDAQ	IONS	Fri, Dec 20, 2002	6.34	6.76	6.20	6.50
2924	NASDAQ	IONS	Thu, Dec 19, 2002	6.69	6.88	6.25	6.49
2923	NASDAQ	IONS	Wed, Dec 18, 2002	6.95	7.40	6.58	6.62
2922	NASDAQ	IONS	Tue, Dec 17, 2002	6.95	7.07	6.80	6.90
2921	NASDAQ	IONS	Mon, Dec 16, 2002	6.91	7.11	6.78	6.95
2920	NASDAQ	IONS	Fri, Dec 13, 2002	6.87	7.06	6.83	6.91
2919	NASDAQ	IONS	Thu, Dec 12, 2002	6.95	7.05	6.79	6.97
2918	NASDAQ	IONS	Wed, Dec 11, 2002	7.05	7.10	6.79	6.90
2917	NASDAQ	IONS	Tue, Dec 10, 2002	7.19	7.20	6.56	6.76
2916	NASDAQ	IONS	Mon, Dec 9, 2002	6.74	7.48	6.53	7.03
2915	NASDAQ	IONS	Fri, Dec 6, 2002	7.81	8.05	6.00	6.19
2914	NASDAQ	IONS	Thu, Dec 5, 2002	8.01	8.26	7.83	7.90
2913	NASDAQ	IONS	Wed, Dec 4, 2002	8.19	8.30	7.94	8.07
2912	NASDAQ	IONS	Tue, Dec 3, 2002	8.06	8.59	7.96	8.16
2911	NASDAQ	IONS	Mon, Dec 2, 2002	8.89	8.90	7.80	8.02
2910	NASDAQ	IONS	Fri, Nov 29, 2002	8.81	8.89	8.60	8.63
2909	NASDAQ	IONS	Wed, Nov 27, 2002	9.12	9.39	8.45	8.81
2908	NASDAQ	IONS	Tue, Nov 26, 2002	9.80	10.15	8.98	9.10
2907	NASDAQ	IONS	Mon, Nov 25, 2002	9.70	9.94	9.56	9.75
2906	NASDAQ	IONS	Fri, Nov 22, 2002	9.91	9.91	9.45	9.61
2905	NASDAQ	IONS	Thu, Nov 21, 2002	9.76	9.94	9.66	9.68
2904	NASDAQ	IONS	Wed, Nov 20, 2002	9.45	10.00	9.44	9.82
2903	NASDAQ	IONS	Tue, Nov 19, 2002	9.62	9.75	9.40	9.49
2902	NASDAQ	IONS	Mon, Nov 18, 2002	10.00	10.02	9.51	9.67
2901	NASDAQ	IONS	Fri, Nov 15, 2002	9.90	10.00	9.77	9.85
2900	NASDAQ	IONS	Thu, Nov 14, 2002	10.00	10.07	9.86	9.90
2899	NASDAQ	IONS	Wed, Nov 13, 2002	10.10	10.25	9.63	9.97
2898	NASDAQ	IONS	Tue, Nov 12, 2002	10.41	10.56	10.08	10.24
2897	NASDAQ	IONS	Mon, Nov 11, 2002	10.35	10.50	10.07	10.38
2896	NASDAQ	IONS	Fri, Nov 8, 2002	10.45	10.73	10.06	10.38
2895	NASDAQ	IONS	Thu, Nov 7, 2002	10.20	10.45	9.75	10.20
2894	NASDAQ	IONS	Wed, Nov 6, 2002	10.44	10.59	10.21	10.47
2893	NASDAQ	IONS	Tue, Nov 5, 2002	10.02	10.50	10.00	10.42
2892	NASDAQ	IONS	Mon, Nov 4, 2002	10.00	10.38	9.90	10.00
2891	NASDAQ	IONS	Fri, Nov 1, 2002	9.73	9.99	9.54	9.95
2890	NASDAQ	IONS	Thu, Oct 31, 2002	10.13	10.29	9.73	9.76
2889	NASDAQ	IONS	Wed, Oct 30, 2002	9.68	10.25	9.68	10.10
2888	NASDAQ	IONS	Tue, Oct 29, 2002	9.69	9.79	9.40	9.72
2887	NASDAQ	IONS	Mon, Oct 28, 2002	9.43	9.80	9.43	9.66
2886	NASDAQ	IONS	Fri, Oct 25, 2002	9.31	9.55	9.05	9.46
2885	NASDAQ	IONS	Thu, Oct 24, 2002	9.28	9.48	9.15	9.31
2884	NASDAQ	IONS	Wed, Oct 23, 2002	8.90	9.35	8.78	9.29
2883	NASDAQ	IONS	Tue, Oct 22, 2002	8.94	9.07	8.75	8.90
2882	NASDAQ	IONS	Mon, Oct 21, 2002	8.99	9.14	8.61	8.90
2881	NASDAQ	IONS	Fri, Oct 18, 2002	9.41	9.46	8.75	9.00
2880	NASDAQ	IONS	Thu, Oct 17, 2002	9.20	9.50	9.00	9.35
2879	NASDAQ	IONS	Wed, Oct 16, 2002	8.71	9.39	8.58	9.02
2878	NASDAQ	IONS	Tue, Oct 15, 2002	9.20	9.36	8.55	8.73
2877	NASDAQ	IONS	Mon, Oct 14, 2002	8.35	9.25	8.34	8.85
2876	NASDAQ	IONS	Fri, Oct 11, 2002	8.75	8.81	8.35	8.69
2875	NASDAQ	IONS	Thu, Oct 10, 2002	8.21	8.70	8.00	8.53
2874	NASDAQ	IONS	Wed, Oct 9, 2002	8.91	8.96	8.10	8.18
2873	NASDAQ	IONS	Tue, Oct 8, 2002	8.75	9.11	8.25	8.97
2872	NASDAQ	IONS	Mon, Oct 7, 2002	8.85	9.25	8.75	9.02
2871	NASDAQ	IONS	Fri, Oct 4, 2002	10.04	10.04	8.83	9.03
2870	NASDAQ	IONS	Thu, Oct 3, 2002	10.44	10.50	9.97	10.00
2869	NASDAQ	IONS	Wed, Oct 2, 2002	10.21	11.00	10.01	10.16
2868	NASDAQ	IONS	Tue, Oct 1, 2002	10.12	10.40	9.60	10.20
2867	NASDAQ	IONS	Mon, Sep 30, 2002	9.02	9.98	8.76	9.86
2866	NASDAQ	IONS	Fri, Sep 27, 2002	8.86	9.19	8.85	9.15
2865	NASDAQ	IONS	Thu, Sep 26, 2002	8.81	9.15	8.61	9.06
2864	NASDAQ	IONS	Wed, Sep 25, 2002	8.55	8.75	8.19	8.75
2863	NASDAQ	IONS	Tue, Sep 24, 2002	8.38	8.45	8.00	8.33
2862	NASDAQ	IONS	Mon, Sep 23, 2002	8.53	9.00	8.05	8.48
2861	NASDAQ	IONS	Fri, Sep 20, 2002	8.30	9.00	7.91	8.64
2860	NASDAQ	IONS	Thu, Sep 19, 2002	8.25	8.26	7.80	8.00
2859	NASDAQ	IONS	Wed, Sep 18, 2002	8.62	8.80	7.90	8.28
2858	NASDAQ	IONS	Tue, Sep 17, 2002	9.40	9.54	8.57	8.58
2857	NASDAQ	IONS	Mon, Sep 16, 2002	9.20	9.30	8.97	9.25
2856	NASDAQ	IONS	Fri, Sep 13, 2002	9.10	9.20	8.86	8.97
2855	NASDAQ	IONS	Thu, Sep 12, 2002	9.19	9.50	9.06	9.16
2854	NASDAQ	IONS	Wed, Sep 11, 2002	9.07	9.37	9.00	9.10
2853	NASDAQ	IONS	Tue, Sep 10, 2002	9.82	9.82	8.90	9.02
2852	NASDAQ	IONS	Mon, Sep 9, 2002	9.60	9.71	9.00	9.65
2851	NASDAQ	IONS	Fri, Sep 6, 2002	9.12	9.74	9.11	9.45
2850	NASDAQ	IONS	Thu, Sep 5, 2002	9.67	9.67	8.98	8.98
2849	NASDAQ	IONS	Wed, Sep 4, 2002	8.76	9.89	8.37	9.82
2848	NASDAQ	IONS	Tue, Sep 3, 2002	10.08	10.09	9.00	9.01
2847	NASDAQ	IONS	Fri, Aug 30, 2002	10.90	11.11	10.12	10.12
2846	NASDAQ	IONS	Thu, Aug 29, 2002	10.35	11.20	10.32	11.14
2845	NASDAQ	IONS	Wed, Aug 28, 2002	10.51	10.72	10.22	10.40
2844	NASDAQ	IONS	Tue, Aug 27, 2002	11.51	11.51	10.50	10.50
2843	NASDAQ	IONS	Mon, Aug 26, 2002	10.81	11.30	10.21	11.29
2842	NASDAQ	IONS	Fri, Aug 23, 2002	11.22	11.26	10.58	10.58
2841	NASDAQ	IONS	Thu, Aug 22, 2002	11.70	11.86	11.02	11.09
2840	NASDAQ	IONS	Wed, Aug 21, 2002	11.26	11.85	11.00	11.57
2839	NASDAQ	IONS	Tue, Aug 20, 2002	10.86	11.36	10.75	11.11
2838	NASDAQ	IONS	Mon, Aug 19, 2002	11.24	11.25	10.99	11.00
2837	NASDAQ	IONS	Fri, Aug 16, 2002	10.95	11.50	10.86	11.25
2836	NASDAQ	IONS	Thu, Aug 15, 2002	11.11	11.30	10.50	11.00
2835	NASDAQ	IONS	Wed, Aug 14, 2002	10.18	10.95	9.73	10.88
2834	NASDAQ	IONS	Tue, Aug 13, 2002	9.88	10.49	9.83	10.00
2833	NASDAQ	IONS	Mon, Aug 12, 2002	10.00	10.03	9.35	9.80
2832	NASDAQ	IONS	Fri, Aug 9, 2002	9.20	9.95	8.85	9.74
2831	NASDAQ	IONS	Thu, Aug 8, 2002	8.78	9.36	8.36	9.22
2830	NASDAQ	IONS	Wed, Aug 7, 2002	8.75	8.81	8.32	8.76
2829	NASDAQ	IONS	Tue, Aug 6, 2002	8.15	8.80	8.11	8.75
2828	NASDAQ	IONS	Mon, Aug 5, 2002	8.06	8.22	7.86	7.87
2827	NASDAQ	IONS	Fri, Aug 2, 2002	8.69	8.90	8.00	8.06
2826	NASDAQ	IONS	Thu, Aug 1, 2002	8.92	9.14	8.25	8.62
2825	NASDAQ	IONS	Wed, Jul 31, 2002	8.24	9.19	7.84	8.85
2824	NASDAQ	IONS	Tue, Jul 30, 2002	8.42	8.51	7.55	8.51
2823	NASDAQ	IONS	Mon, Jul 29, 2002	8.05	8.70	8.00	8.42
2822	NASDAQ	IONS	Fri, Jul 26, 2002	8.30	8.40	7.70	8.00
2821	NASDAQ	IONS	Thu, Jul 25, 2002	7.95	8.41	7.56	8.20
2820	NASDAQ	IONS	Wed, Jul 24, 2002	7.13	8.00	6.80	7.85
2819	NASDAQ	IONS	Tue, Jul 23, 2002	7.95	8.05	7.25	7.25
2818	NASDAQ	IONS	Mon, Jul 22, 2002	7.37	7.99	7.15	7.78
2817	NASDAQ	IONS	Fri, Jul 19, 2002	8.10	8.20	7.09	7.45
2816	NASDAQ	IONS	Thu, Jul 18, 2002	8.40	8.50	7.89	8.25
2815	NASDAQ	IONS	Wed, Jul 17, 2002	8.55	8.80	8.14	8.34
2814	NASDAQ	IONS	Tue, Jul 16, 2002	7.60	8.45	7.35	8.17
2813	NASDAQ	IONS	Mon, Jul 15, 2002	7.15	7.79	6.95	7.75
2812	NASDAQ	IONS	Fri, Jul 12, 2002	6.80	7.30	6.30	7.10
2811	NASDAQ	IONS	Thu, Jul 11, 2002	6.90	6.95	6.10	6.78
2810	NASDAQ	IONS	Wed, Jul 10, 2002	7.30	7.30	6.75	6.87
2809	NASDAQ	IONS	Tue, Jul 9, 2002	7.07	7.44	6.97	7.30
2808	NASDAQ	IONS	Mon, Jul 8, 2002	7.74	7.75	7.07	7.07
2807	NASDAQ	IONS	Fri, Jul 5, 2002	7.65	8.18	7.65	7.81
2806	NASDAQ	IONS	Wed, Jul 3, 2002	8.20	8.24	7.00	7.50
2805	NASDAQ	IONS	Tue, Jul 2, 2002	8.29	8.40	7.15	7.78
2804	NASDAQ	IONS	Mon, Jul 1, 2002	9.50	9.50	8.02	8.15
2803	NASDAQ	IONS	Fri, Jun 28, 2002	8.70	9.55	8.70	9.51
2802	NASDAQ	IONS	Thu, Jun 27, 2002	8.35	8.92	8.35	8.88
2801	NASDAQ	IONS	Wed, Jun 26, 2002	8.00	8.84	7.75	8.49
2800	NASDAQ	IONS	Tue, Jun 25, 2002	8.18	8.60	8.08	8.32
2799	NASDAQ	IONS	Mon, Jun 24, 2002	7.90	8.25	7.63	8.03
2798	NASDAQ	IONS	Fri, Jun 21, 2002	8.16	8.25	7.84	7.99
2797	NASDAQ	IONS	Thu, Jun 20, 2002	7.88	8.20	7.84	8.00
2796	NASDAQ	IONS	Wed, Jun 19, 2002	8.29	8.50	7.76	7.82
2795	NASDAQ	IONS	Tue, Jun 18, 2002	8.21	8.52	8.00	8.30
2794	NASDAQ	IONS	Mon, Jun 17, 2002	7.51	8.00	7.50	8.00
2793	NASDAQ	IONS	Fri, Jun 14, 2002	6.80	7.65	6.76	7.41
2792	NASDAQ	IONS	Thu, Jun 13, 2002	7.52	7.70	6.85	7.05
2791	NASDAQ	IONS	Wed, Jun 12, 2002	7.81	7.91	7.09	7.50
2790	NASDAQ	IONS	Tue, Jun 11, 2002	8.21	8.50	7.75	7.80
2789	NASDAQ	IONS	Mon, Jun 10, 2002	8.04	8.65	7.87	8.20
2788	NASDAQ	IONS	Fri, Jun 7, 2002	7.63	8.08	7.50	8.00
2787	NASDAQ	IONS	Thu, Jun 6, 2002	8.10	8.43	7.85	7.86
2786	NASDAQ	IONS	Wed, Jun 5, 2002	8.06	8.50	7.90	8.15
2785	NASDAQ	IONS	Tue, Jun 4, 2002	8.26	8.55	7.65	8.04
2784	NASDAQ	IONS	Mon, Jun 3, 2002	9.55	9.75	8.17	8.38
2783	NASDAQ	IONS	Fri, May 31, 2002	9.70	9.75	9.37	9.40
2782	NASDAQ	IONS	Thu, May 30, 2002	9.57	9.75	9.45	9.57
2781	NASDAQ	IONS	Wed, May 29, 2002	9.80	9.95	9.51	9.60
2780	NASDAQ	IONS	Tue, May 28, 2002	9.60	9.97	9.50	9.93
2779	NASDAQ	IONS	Fri, May 24, 2002	10.33	10.50	9.48	9.50
2778	NASDAQ	IONS	Thu, May 23, 2002	9.95	10.66	9.45	10.30
2777	NASDAQ	IONS	Wed, May 22, 2002	9.51	9.92	9.22	9.79
2776	NASDAQ	IONS	Tue, May 21, 2002	10.26	10.42	9.38	9.44
2775	NASDAQ	IONS	Mon, May 20, 2002	10.81	10.95	9.80	9.84
2774	NASDAQ	IONS	Fri, May 17, 2002	10.39	10.60	10.10	10.22
2773	NASDAQ	IONS	Thu, May 16, 2002	11.10	11.15	9.60	10.14
2772	NASDAQ	IONS	Wed, May 15, 2002	11.12	11.33	10.73	10.90
2771	NASDAQ	IONS	Tue, May 14, 2002	10.66	11.29	10.55	11.05
2770	NASDAQ	IONS	Mon, May 13, 2002	10.09	10.62	10.09	10.55
2769	NASDAQ	IONS	Fri, May 10, 2002	11.38	11.39	10.09	10.29
2768	NASDAQ	IONS	Thu, May 9, 2002	11.60	11.70	11.11	11.38
2767	NASDAQ	IONS	Wed, May 8, 2002	11.10	11.62	11.09	11.55
2766	NASDAQ	IONS	Tue, May 7, 2002	11.02	11.26	10.82	10.97
2765	NASDAQ	IONS	Mon, May 6, 2002	11.86	11.90	11.02	11.02
2764	NASDAQ	IONS	Fri, May 3, 2002	12.02	12.24	11.50	11.88
2763	NASDAQ	IONS	Thu, May 2, 2002	12.35	12.45	12.02	12.05
2762	NASDAQ	IONS	Wed, May 1, 2002	12.45	12.60	12.25	12.31
2761	NASDAQ	IONS	Tue, Apr 30, 2002	11.94	13.00	11.76	12.66
2760	NASDAQ	IONS	Mon, Apr 29, 2002	12.00	12.24	11.70	12.00
2759	NASDAQ	IONS	Fri, Apr 26, 2002	13.00	13.01	11.60	12.14
2758	NASDAQ	IONS	Thu, Apr 25, 2002	14.26	14.26	12.94	13.30
2757	NASDAQ	IONS	Wed, Apr 24, 2002	15.30	15.58	14.27	14.29
2756	NASDAQ	IONS	Tue, Apr 23, 2002	16.75	16.81	14.72	15.08
2755	NASDAQ	IONS	Mon, Apr 22, 2002	17.60	17.60	16.31	16.69
2754	NASDAQ	IONS	Fri, Apr 19, 2002	17.74	18.00	17.41	17.51
2753	NASDAQ	IONS	Thu, Apr 18, 2002	16.75	18.00	16.25	18.00
2752	NASDAQ	IONS	Wed, Apr 17, 2002	16.11	16.94	15.76	16.69
2751	NASDAQ	IONS	Tue, Apr 16, 2002	15.30	16.23	15.26	16.15
2750	NASDAQ	IONS	Mon, Apr 15, 2002	15.52	15.78	15.15	15.20
2749	NASDAQ	IONS	Fri, Apr 12, 2002	15.26	15.70	15.11	15.52
2748	NASDAQ	IONS	Thu, Apr 11, 2002	15.27	15.75	15.15	15.28
2747	NASDAQ	IONS	Wed, Apr 10, 2002	15.44	15.77	14.89	15.30
2746	NASDAQ	IONS	Tue, Apr 9, 2002	15.54	15.63	14.90	15.11
2745	NASDAQ	IONS	Mon, Apr 8, 2002	15.85	15.85	14.75	15.50
2744	NASDAQ	IONS	Fri, Apr 5, 2002	15.60	16.16	15.56	15.90
2743	NASDAQ	IONS	Thu, Apr 4, 2002	16.35	16.70	15.54	15.56
2742	NASDAQ	IONS	Wed, Apr 3, 2002	15.46	16.52	15.39	16.36
2741	NASDAQ	IONS	Tue, Apr 2, 2002	16.74	16.75	15.41	15.41
2740	NASDAQ	IONS	Mon, Apr 1, 2002	16.20	17.04	15.66	16.95
2739	NASDAQ	IONS	Thu, Mar 28, 2002	16.51	16.80	15.72	16.08
2738	NASDAQ	IONS	Wed, Mar 27, 2002	16.95	17.20	16.43	16.51
2737	NASDAQ	IONS	Tue, Mar 26, 2002	16.50	16.94	16.33	16.88
2736	NASDAQ	IONS	Mon, Mar 25, 2002	16.80	16.92	16.45	16.50
2735	NASDAQ	IONS	Fri, Mar 22, 2002	17.30	17.59	16.79	16.80
2734	NASDAQ	IONS	Thu, Mar 21, 2002	16.38	17.35	16.26	17.35
2733	NASDAQ	IONS	Wed, Mar 20, 2002	16.62	16.91	16.16	16.38
2732	NASDAQ	IONS	Tue, Mar 19, 2002	17.10	17.27	16.58	16.58
2731	NASDAQ	IONS	Mon, Mar 18, 2002	17.05	17.08	16.40	16.55
2730	NASDAQ	IONS	Fri, Mar 15, 2002	15.85	17.00	15.79	16.90
2729	NASDAQ	IONS	Thu, Mar 14, 2002	16.19	17.07	16.00	16.00
2728	NASDAQ	IONS	Wed, Mar 13, 2002	16.04	16.20	15.55	16.13
2727	NASDAQ	IONS	Tue, Mar 12, 2002	16.01	16.20	15.75	15.98
2726	NASDAQ	IONS	Mon, Mar 11, 2002	16.25	16.30	15.59	16.10
2725	NASDAQ	IONS	Fri, Mar 8, 2002	16.60	16.60	15.88	16.50
2724	NASDAQ	IONS	Thu, Mar 7, 2002	17.28	17.35	16.26	16.26
2723	NASDAQ	IONS	Wed, Mar 6, 2002	15.67	17.28	15.53	17.27
2722	NASDAQ	IONS	Tue, Mar 5, 2002	16.30	16.58	15.67	15.67
2721	NASDAQ	IONS	Mon, Mar 4, 2002	15.55	16.21	15.55	16.10
2720	NASDAQ	IONS	Fri, Mar 1, 2002	14.67	15.72	14.10	15.61
2719	NASDAQ	IONS	Thu, Feb 28, 2002	15.08	15.34	14.07	14.67
2718	NASDAQ	IONS	Wed, Feb 27, 2002	15.15	15.65	14.39	15.06
2717	NASDAQ	IONS	Tue, Feb 26, 2002	15.40	15.70	14.75	15.03
2716	NASDAQ	IONS	Mon, Feb 25, 2002	17.58	17.58	15.10	15.40
2715	NASDAQ	IONS	Fri, Feb 22, 2002	16.89	18.13	16.80	17.95
2714	NASDAQ	IONS	Thu, Feb 21, 2002	17.76	18.40	16.90	16.90
2713	NASDAQ	IONS	Wed, Feb 20, 2002	16.41	17.68	16.20	17.67
2712	NASDAQ	IONS	Tue, Feb 19, 2002	17.44	17.84	16.21	16.25
2711	NASDAQ	IONS	Fri, Feb 15, 2002	17.55	17.96	17.36	17.63
2710	NASDAQ	IONS	Thu, Feb 14, 2002	18.11	18.99	17.85	17.88
2709	NASDAQ	IONS	Wed, Feb 13, 2002	18.62	18.78	18.00	18.15
2708	NASDAQ	IONS	Tue, Feb 12, 2002	16.84	18.25	16.50	18.00
2707	NASDAQ	IONS	Mon, Feb 11, 2002	16.85	17.56	16.80	16.91
2706	NASDAQ	IONS	Fri, Feb 8, 2002	16.17	17.00	16.06	17.00
2705	NASDAQ	IONS	Thu, Feb 7, 2002	16.26	16.42	15.75	16.18
2704	NASDAQ	IONS	Wed, Feb 6, 2002	16.95	17.08	16.16	16.25
2703	NASDAQ	IONS	Tue, Feb 5, 2002	16.00	17.18	16.00	16.78
2702	NASDAQ	IONS	Mon, Feb 4, 2002	17.43	17.65	16.00	16.11
2701	NASDAQ	IONS	Fri, Feb 1, 2002	17.66	18.00	17.11	17.43
2700	NASDAQ	IONS	Thu, Jan 31, 2002	16.27	17.83	16.27	17.40
2699	NASDAQ	IONS	Wed, Jan 30, 2002	16.05	16.30	14.68	16.23
2698	NASDAQ	IONS	Tue, Jan 29, 2002	16.10	16.54	15.75	16.13
2697	NASDAQ	IONS	Mon, Jan 28, 2002	16.93	17.09	15.75	16.25
2696	NASDAQ	IONS	Fri, Jan 25, 2002	17.10	17.33	16.76	16.94
2695	NASDAQ	IONS	Thu, Jan 24, 2002	17.20	17.60	17.05	17.05
2694	NASDAQ	IONS	Wed, Jan 23, 2002	17.17	17.60	16.68	17.04
2693	NASDAQ	IONS	Tue, Jan 22, 2002	17.79	17.88	16.53	17.15
2692	NASDAQ	IONS	Fri, Jan 18, 2002	17.75	18.64	17.52	17.75
2691	NASDAQ	IONS	Thu, Jan 17, 2002	18.00	18.22	17.12	18.08
2690	NASDAQ	IONS	Wed, Jan 16, 2002	18.56	18.90	17.80	17.91
2689	NASDAQ	IONS	Tue, Jan 15, 2002	17.86	18.70	17.76	18.68
2688	NASDAQ	IONS	Mon, Jan 14, 2002	18.47	18.60	17.50	18.04
2687	NASDAQ	IONS	Fri, Jan 11, 2002	18.65	19.58	18.47	18.50
2686	NASDAQ	IONS	Thu, Jan 10, 2002	19.70	19.70	18.57	18.68
2685	NASDAQ	IONS	Wed, Jan 9, 2002	20.00	20.55	19.25	19.39
2684	NASDAQ	IONS	Tue, Jan 8, 2002	18.85	20.00	18.19	19.99
2683	NASDAQ	IONS	Mon, Jan 7, 2002	20.18	20.25	18.69	18.70
2682	NASDAQ	IONS	Fri, Jan 4, 2002	21.15	21.49	19.12	20.00
2681	NASDAQ	IONS	Thu, Jan 3, 2002	21.75	21.75	21.00	21.23
2680	NASDAQ	IONS	Wed, Jan 2, 2002	22.38	22.40	20.61	21.05
2679	NASDAQ	IONS	Mon, Dec 31, 2001	23.00	23.10	22.00	22.19
2678	NASDAQ	IONS	Fri, Dec 28, 2001	22.61	23.41	22.50	23.08
2677	NASDAQ	IONS	Thu, Dec 27, 2001	22.65	23.10	22.52	22.55
2676	NASDAQ	IONS	Wed, Dec 26, 2001	22.07	22.90	21.78	22.76
2675	NASDAQ	IONS	Mon, Dec 24, 2001	21.53	22.06	21.52	21.81
2674	NASDAQ	IONS	Fri, Dec 21, 2001	21.20	21.78	21.08	21.39
2673	NASDAQ	IONS	Thu, Dec 20, 2001	22.35	22.82	21.15	21.17
2672	NASDAQ	IONS	Wed, Dec 19, 2001	21.96	22.75	21.00	22.34
2671	NASDAQ	IONS	Tue, Dec 18, 2001	22.47	22.91	21.87	22.05
2670	NASDAQ	IONS	Mon, Dec 17, 2001	22.88	22.94	21.80	22.38
2669	NASDAQ	IONS	Fri, Dec 14, 2001	21.45	22.50	21.19	21.84
2668	NASDAQ	IONS	Thu, Dec 13, 2001	19.95	21.99	19.66	21.99
2667	NASDAQ	IONS	Wed, Dec 12, 2001	20.61	20.78	18.91	19.15
2666	NASDAQ	IONS	Tue, Dec 11, 2001	19.80	20.33	18.40	20.28
2665	NASDAQ	IONS	Mon, Dec 10, 2001	22.46	22.50	19.60	19.89
2664	NASDAQ	IONS	Fri, Dec 7, 2001	23.21	23.40	22.65	22.76
2663	NASDAQ	IONS	Thu, Dec 6, 2001	23.08	23.65	23.00	23.21
2662	NASDAQ	IONS	Wed, Dec 5, 2001	24.02	24.35	22.66	23.15
2661	NASDAQ	IONS	Tue, Dec 4, 2001	22.90	24.01	22.50	24.01
2660	NASDAQ	IONS	Mon, Dec 3, 2001	22.61	22.97	21.95	22.83
2659	NASDAQ	IONS	Fri, Nov 30, 2001	22.95	23.15	22.07	22.75
2658	NASDAQ	IONS	Thu, Nov 29, 2001	21.94	23.69	21.66	23.00
2657	NASDAQ	IONS	Wed, Nov 28, 2001	25.40	25.41	22.04	22.43
2656	NASDAQ	IONS	Tue, Nov 27, 2001	26.79	27.15	25.43	25.43
2655	NASDAQ	IONS	Mon, Nov 26, 2001	25.51	26.75	25.25	26.65
2654	NASDAQ	IONS	Fri, Nov 23, 2001	25.50	25.90	25.16	25.59
2653	NASDAQ	IONS	Wed, Nov 21, 2001	25.65	25.70	24.57	25.64
2652	NASDAQ	IONS	Tue, Nov 20, 2001	24.62	25.46	24.45	25.40
2651	NASDAQ	IONS	Mon, Nov 19, 2001	23.32	24.20	23.14	24.17
2650	NASDAQ	IONS	Fri, Nov 16, 2001	22.88	23.25	22.56	23.22
2649	NASDAQ	IONS	Thu, Nov 15, 2001	22.80	23.21	22.59	22.80
2648	NASDAQ	IONS	Wed, Nov 14, 2001	22.97	23.00	22.02	22.79
2647	NASDAQ	IONS	Tue, Nov 13, 2001	22.00	22.96	21.91	22.82
2646	NASDAQ	IONS	Mon, Nov 12, 2001	21.95	22.00	21.20	21.76
2645	NASDAQ	IONS	Fri, Nov 9, 2001	22.30	22.40	21.80	21.92
2644	NASDAQ	IONS	Thu, Nov 8, 2001	22.05	22.30	21.69	22.20
2643	NASDAQ	IONS	Wed, Nov 7, 2001	21.55	22.10	21.55	21.60
2642	NASDAQ	IONS	Tue, Nov 6, 2001	21.35	22.01	20.77	21.85
2641	NASDAQ	IONS	Mon, Nov 5, 2001	21.29	22.48	21.15	21.50
2640	NASDAQ	IONS	Fri, Nov 2, 2001	21.83	21.98	21.00	21.25
2639	NASDAQ	IONS	Thu, Nov 1, 2001	20.99	22.00	20.55	21.98
2638	NASDAQ	IONS	Wed, Oct 31, 2001	21.06	21.66	20.60	20.76
2637	NASDAQ	IONS	Tue, Oct 30, 2001	21.85	21.85	20.35	21.25
2636	NASDAQ	IONS	Mon, Oct 29, 2001	21.66	22.30	21.60	21.92
2635	NASDAQ	IONS	Fri, Oct 26, 2001	20.99	22.30	20.60	21.88
2634	NASDAQ	IONS	Thu, Oct 25, 2001	20.41	20.84	19.95	20.65
2633	NASDAQ	IONS	Wed, Oct 24, 2001	21.11	21.45	20.23	20.40
2632	NASDAQ	IONS	Tue, Oct 23, 2001	21.22	21.90	20.75	21.29
2631	NASDAQ	IONS	Mon, Oct 22, 2001	19.83	20.40	19.51	20.15
2630	NASDAQ	IONS	Fri, Oct 19, 2001	19.75	20.30	19.40	19.87
2629	NASDAQ	IONS	Thu, Oct 18, 2001	20.68	20.85	19.50	19.72
2628	NASDAQ	IONS	Wed, Oct 17, 2001	21.55	21.98	20.90	20.95
2627	NASDAQ	IONS	Tue, Oct 16, 2001	20.60	21.75	20.60	21.45
2626	NASDAQ	IONS	Mon, Oct 15, 2001	19.17	20.40	19.06	20.21
2625	NASDAQ	IONS	Fri, Oct 12, 2001	19.90	19.90	18.57	19.30
2624	NASDAQ	IONS	Thu, Oct 11, 2001	18.94	20.00	18.93	19.90
2623	NASDAQ	IONS	Wed, Oct 10, 2001	18.06	19.05	17.67	18.92
2622	NASDAQ	IONS	Tue, Oct 9, 2001	17.40	18.22	17.25	17.98
2621	NASDAQ	IONS	Mon, Oct 8, 2001	17.70	18.95	17.46	18.30
2620	NASDAQ	IONS	Fri, Oct 5, 2001	18.07	18.30	17.65	18.15
2619	NASDAQ	IONS	Thu, Oct 4, 2001	17.71	18.42	17.66	18.09
2618	NASDAQ	IONS	Wed, Oct 3, 2001	17.94	18.73	17.60	17.89
2617	NASDAQ	IONS	Tue, Oct 2, 2001	17.81	18.76	17.80	18.15
2616	NASDAQ	IONS	Mon, Oct 1, 2001	17.44	18.50	16.70	18.31
2615	NASDAQ	IONS	Fri, Sep 28, 2001	15.27	17.26	15.12	17.05
2614	NASDAQ	IONS	Thu, Sep 27, 2001	14.41	15.04	14.40	14.98
2613	NASDAQ	IONS	Wed, Sep 26, 2001	15.09	15.25	14.30	14.42
2612	NASDAQ	IONS	Tue, Sep 25, 2001	14.57	15.12	14.55	15.00
2611	NASDAQ	IONS	Mon, Sep 24, 2001	14.26	15.04	14.26	14.60
2610	NASDAQ	IONS	Fri, Sep 21, 2001	15.02	15.63	14.23	14.35
2609	NASDAQ	IONS	Thu, Sep 20, 2001	15.00	16.02	14.65	16.02
2608	NASDAQ	IONS	Wed, Sep 19, 2001	16.04	16.14	14.30	15.20
2607	NASDAQ	IONS	Tue, Sep 18, 2001	15.90	16.14	15.40	15.99
2606	NASDAQ	IONS	Mon, Sep 17, 2001	16.20	17.25	15.25	15.97
2605	NASDAQ	IONS	Mon, Sep 10, 2001	17.40	17.97	17.38	17.61
2604	NASDAQ	IONS	Fri, Sep 7, 2001	17.58	17.75	17.00	17.60
2603	NASDAQ	IONS	Thu, Sep 6, 2001	17.90	18.05	17.05	17.52
2602	NASDAQ	IONS	Wed, Sep 5, 2001	17.39	18.00	17.39	17.87
2601	NASDAQ	IONS	Tue, Sep 4, 2001	16.25	17.75	16.25	17.30
2600	NASDAQ	IONS	Fri, Aug 31, 2001	16.11	16.75	16.06	16.30
2599	NASDAQ	IONS	Thu, Aug 30, 2001	15.90	16.60	15.85	16.17
2598	NASDAQ	IONS	Wed, Aug 29, 2001	16.80	16.80	15.85	16.00
2597	NASDAQ	IONS	Tue, Aug 28, 2001	15.90	17.10	15.60	16.33
2596	NASDAQ	IONS	Mon, Aug 27, 2001	16.07	16.34	15.92	16.01
2595	NASDAQ	IONS	Fri, Aug 24, 2001	15.19	16.40	15.05	16.35
2594	NASDAQ	IONS	Thu, Aug 23, 2001	14.96	15.19	14.70	15.03
2593	NASDAQ	IONS	Wed, Aug 22, 2001	12.64	15.25	11.86	14.89
2592	NASDAQ	IONS	Tue, Aug 21, 2001	10.20	10.40	9.85	10.08
2591	NASDAQ	IONS	Mon, Aug 20, 2001	10.00	10.15	9.76	10.10
2590	NASDAQ	IONS	Fri, Aug 17, 2001	10.01	10.16	9.85	10.06
2589	NASDAQ	IONS	Thu, Aug 16, 2001	10.48	10.55	9.75	10.05
2588	NASDAQ	IONS	Wed, Aug 15, 2001	10.40	10.58	10.30	10.52
2587	NASDAQ	IONS	Tue, Aug 14, 2001	10.86	10.87	10.20	10.55
2586	NASDAQ	IONS	Mon, Aug 13, 2001	10.67	10.82	10.45	10.60
2585	NASDAQ	IONS	Fri, Aug 10, 2001	10.75	10.95	10.50	10.53
2584	NASDAQ	IONS	Thu, Aug 9, 2001	11.25	11.50	10.42	10.80
2583	NASDAQ	IONS	Wed, Aug 8, 2001	11.95	11.99	11.00	11.13
2582	NASDAQ	IONS	Tue, Aug 7, 2001	11.94	11.98	11.75	11.96
2581	NASDAQ	IONS	Mon, Aug 6, 2001	11.85	11.95	11.76	11.92
2580	NASDAQ	IONS	Fri, Aug 3, 2001	12.10	12.15	11.72	11.95
2579	NASDAQ	IONS	Thu, Aug 2, 2001	12.22	12.34	11.90	12.03
2578	NASDAQ	IONS	Wed, Aug 1, 2001	12.25	12.43	12.00	12.22
2577	NASDAQ	IONS	Tue, Jul 31, 2001	12.02	12.48	11.95	11.97
2576	NASDAQ	IONS	Mon, Jul 30, 2001	12.01	12.18	11.75	11.99
2575	NASDAQ	IONS	Fri, Jul 27, 2001	12.00	12.40	11.75	12.17
2574	NASDAQ	IONS	Thu, Jul 26, 2001	11.70	12.01	11.51	11.76
2573	NASDAQ	IONS	Wed, Jul 25, 2001	12.28	12.47	11.60	11.89
2572	NASDAQ	IONS	Tue, Jul 24, 2001	12.38	12.60	11.86	12.48
2571	NASDAQ	IONS	Mon, Jul 23, 2001	13.67	13.78	12.73	12.76
2570	NASDAQ	IONS	Fri, Jul 20, 2001	12.92	13.62	12.66	13.61
2569	NASDAQ	IONS	Thu, Jul 19, 2001	12.49	13.29	12.49	12.96
2568	NASDAQ	IONS	Wed, Jul 18, 2001	12.17	12.56	12.17	12.48
2567	NASDAQ	IONS	Tue, Jul 17, 2001	12.19	12.20	11.90	12.13
2566	NASDAQ	IONS	Mon, Jul 16, 2001	12.11	12.38	11.61	12.08
2565	NASDAQ	IONS	Fri, Jul 13, 2001	11.86	12.05	11.81	11.90
2564	NASDAQ	IONS	Thu, Jul 12, 2001	11.94	12.20	11.75	12.04
2563	NASDAQ	IONS	Wed, Jul 11, 2001	11.76	12.18	11.41	11.96
2562	NASDAQ	IONS	Tue, Jul 10, 2001	11.88	12.18	11.67	12.18
2561	NASDAQ	IONS	Mon, Jul 9, 2001	11.85	12.09	11.80	11.88
2560	NASDAQ	IONS	Fri, Jul 6, 2001	12.31	12.31	11.65	12.25
2559	NASDAQ	IONS	Thu, Jul 5, 2001	12.07	12.40	11.90	12.08
2558	NASDAQ	IONS	Tue, Jul 3, 2001	11.95	12.45	11.89	12.34
2557	NASDAQ	IONS	Mon, Jul 2, 2001	12.49	12.73	11.80	12.00
2556	NASDAQ	IONS	Fri, Jun 29, 2001	12.22	12.66	11.95	12.39
2555	NASDAQ	IONS	Thu, Jun 28, 2001	11.86	11.95	11.33	11.89
2554	NASDAQ	IONS	Wed, Jun 27, 2001	12.09	12.10	11.49	11.50
2553	NASDAQ	IONS	Tue, Jun 26, 2001	11.02	12.08	10.95	11.45
2552	NASDAQ	IONS	Mon, Jun 25, 2001	11.40	11.50	10.99	11.09
2551	NASDAQ	IONS	Fri, Jun 22, 2001	11.60	11.69	11.32	11.47
2550	NASDAQ	IONS	Thu, Jun 21, 2001	11.85	11.94	11.55	11.61
2549	NASDAQ	IONS	Wed, Jun 20, 2001	11.36	12.01	11.30	11.74
2548	NASDAQ	IONS	Tue, Jun 19, 2001	12.06	12.09	11.30	11.30
2547	NASDAQ	IONS	Mon, Jun 18, 2001	12.55	12.64	11.50	11.50
2546	NASDAQ	IONS	Fri, Jun 15, 2001	11.53	11.89	11.30	11.68
2545	NASDAQ	IONS	Thu, Jun 14, 2001	11.17	11.50	11.15	11.33
2544	NASDAQ	IONS	Wed, Jun 13, 2001	11.99	12.00	11.16	11.44
2543	NASDAQ	IONS	Tue, Jun 12, 2001	11.11	11.80	11.11	11.60
2542	NASDAQ	IONS	Mon, Jun 11, 2001	11.80	11.90	11.15	11.70
2541	NASDAQ	IONS	Fri, Jun 8, 2001	12.55	12.55	11.75	11.76
2540	NASDAQ	IONS	Thu, Jun 7, 2001	12.66	12.70	12.12	12.26
2539	NASDAQ	IONS	Wed, Jun 6, 2001	13.15	13.17	12.30	12.48
2538	NASDAQ	IONS	Tue, Jun 5, 2001	12.10	13.11	12.05	12.92
2537	NASDAQ	IONS	Mon, Jun 4, 2001	12.06	12.15	11.90	12.04
2536	NASDAQ	IONS	Fri, Jun 1, 2001	12.19	12.19	11.75	12.00
2535	NASDAQ	IONS	Thu, May 31, 2001	12.07	12.14	11.82	12.00
2534	NASDAQ	IONS	Wed, May 30, 2001	12.24	12.36	11.65	11.98
2533	NASDAQ	IONS	Tue, May 29, 2001	11.96	12.60	11.95	12.35
2532	NASDAQ	IONS	Fri, May 25, 2001	12.03	12.54	12.02	12.20
2531	NASDAQ	IONS	Thu, May 24, 2001	12.25	12.39	12.01	12.20
2530	NASDAQ	IONS	Wed, May 23, 2001	12.20	12.24	11.95	12.09
2529	NASDAQ	IONS	Tue, May 22, 2001	11.95	12.15	11.70	11.90
2528	NASDAQ	IONS	Mon, May 21, 2001	11.43	12.00	11.35	11.90
2527	NASDAQ	IONS	Fri, May 18, 2001	11.43	11.69	11.35	11.44
2526	NASDAQ	IONS	Thu, May 17, 2001	10.78	11.62	10.76	11.38
2525	NASDAQ	IONS	Wed, May 16, 2001	10.92	11.00	10.55	10.82
2524	NASDAQ	IONS	Tue, May 15, 2001	11.65	11.74	10.95	11.01
2523	NASDAQ	IONS	Mon, May 14, 2001	12.21	12.48	11.35	11.64
2522	NASDAQ	IONS	Fri, May 11, 2001	12.08	12.39	12.05	12.32
2521	NASDAQ	IONS	Thu, May 10, 2001	11.60	12.38	11.60	12.13
2520	NASDAQ	IONS	Wed, May 9, 2001	11.00	11.73	11.00	11.57
2519	NASDAQ	IONS	Tue, May 8, 2001	11.77	12.00	11.28	11.36
2518	NASDAQ	IONS	Mon, May 7, 2001	11.24	11.92	11.15	11.84
2517	NASDAQ	IONS	Fri, May 4, 2001	10.19	11.02	10.18	11.00
2516	NASDAQ	IONS	Thu, May 3, 2001	10.44	10.97	10.25	10.94
2515	NASDAQ	IONS	Wed, May 2, 2001	11.39	11.40	10.91	11.04
2514	NASDAQ	IONS	Tue, May 1, 2001	10.78	11.00	10.76	11.00
2513	NASDAQ	IONS	Mon, Apr 30, 2001	10.39	11.07	10.35	11.00
2512	NASDAQ	IONS	Fri, Apr 27, 2001	10.17	10.84	10.15	10.35
2511	NASDAQ	IONS	Thu, Apr 26, 2001	10.46	10.60	10.17	10.25
2510	NASDAQ	IONS	Wed, Apr 25, 2001	9.51	10.50	9.51	10.46
2509	NASDAQ	IONS	Tue, Apr 24, 2001	9.30	10.10	9.29	9.65
2508	NASDAQ	IONS	Mon, Apr 23, 2001	10.04	10.04	9.50	9.51
2507	NASDAQ	IONS	Fri, Apr 20, 2001	10.00	10.25	9.50	10.00
2506	NASDAQ	IONS	Thu, Apr 19, 2001	10.40	10.55	9.95	10.00
2505	NASDAQ	IONS	Wed, Apr 18, 2001	9.96	10.85	9.75	10.15
2504	NASDAQ	IONS	Tue, Apr 17, 2001	9.16	9.60	9.06	9.50
2503	NASDAQ	IONS	Mon, Apr 16, 2001	8.91	9.70	8.91	9.23
2502	NASDAQ	IONS	Thu, Apr 12, 2001	9.15	9.24	8.75	8.95
2501	NASDAQ	IONS	Wed, Apr 11, 2001	9.29	9.70	9.00	9.01
2500	NASDAQ	IONS	Tue, Apr 10, 2001	8.72	9.50	8.72	9.07
2499	NASDAQ	IONS	Mon, Apr 9, 2001	8.51	8.90	8.47	8.58
2498	NASDAQ	IONS	Fri, Apr 6, 2001	8.78	9.25	8.50	8.63
2497	NASDAQ	IONS	Thu, Apr 5, 2001	8.03	9.00	8.03	8.81
2496	NASDAQ	IONS	Wed, Apr 4, 2001	8.25	8.50	7.88	7.94
2495	NASDAQ	IONS	Tue, Apr 3, 2001	8.25	8.81	8.00	8.50
2494	NASDAQ	IONS	Mon, Apr 2, 2001	9.13	9.13	8.38	8.38
2493	NASDAQ	IONS	Fri, Mar 30, 2001	9.30	9.50	9.00	9.25
2492	NASDAQ	IONS	Thu, Mar 29, 2001	8.89	9.50	8.75	9.09
2491	NASDAQ	IONS	Wed, Mar 28, 2001	9.38	9.41	8.75	8.81
2490	NASDAQ	IONS	Tue, Mar 27, 2001	9.00	9.72	8.38	9.69
2489	NASDAQ	IONS	Mon, Mar 26, 2001	8.72	9.00	8.50	8.84
2488	NASDAQ	IONS	Fri, Mar 23, 2001	8.59	8.63	8.13	8.53
2487	NASDAQ	IONS	Thu, Mar 22, 2001	9.20	9.25	7.97	8.00
2486	NASDAQ	IONS	Wed, Mar 21, 2001	9.25	9.63	9.13	9.25
2485	NASDAQ	IONS	Tue, Mar 20, 2001	9.97	10.00	9.44	9.50
2484	NASDAQ	IONS	Mon, Mar 19, 2001	8.94	9.88	8.88	9.88
2483	NASDAQ	IONS	Fri, Mar 16, 2001	9.63	9.81	8.88	8.88
2482	NASDAQ	IONS	Thu, Mar 15, 2001	9.63	9.75	9.38	9.75
2481	NASDAQ	IONS	Wed, Mar 14, 2001	9.50	10.00	9.31	9.56
2480	NASDAQ	IONS	Tue, Mar 13, 2001	9.28	10.00	9.25	9.75
2479	NASDAQ	IONS	Mon, Mar 12, 2001	9.88	10.25	9.06	9.38
2478	NASDAQ	IONS	Fri, Mar 9, 2001	10.25	10.63	10.06	10.38
2477	NASDAQ	IONS	Thu, Mar 8, 2001	10.50	10.88	10.25	10.28
2476	NASDAQ	IONS	Wed, Mar 7, 2001	10.56	10.81	10.38	10.81
2475	NASDAQ	IONS	Tue, Mar 6, 2001	10.44	10.88	10.25	10.63
2474	NASDAQ	IONS	Mon, Mar 5, 2001	10.50	11.00	10.38	10.44
2473	NASDAQ	IONS	Fri, Mar 2, 2001	10.44	10.75	10.25	10.56
2472	NASDAQ	IONS	Thu, Mar 1, 2001	10.81	10.88	10.06	10.50
2471	NASDAQ	IONS	Wed, Feb 28, 2001	10.86	11.13	10.38	10.88
2470	NASDAQ	IONS	Tue, Feb 27, 2001	11.53	11.56	10.50	10.50
2469	NASDAQ	IONS	Mon, Feb 26, 2001	10.63	11.94	10.63	11.88
2468	NASDAQ	IONS	Fri, Feb 23, 2001	10.91	11.06	10.06	10.94
2467	NASDAQ	IONS	Thu, Feb 22, 2001	11.31	11.50	10.88	11.06
2466	NASDAQ	IONS	Wed, Feb 21, 2001	11.39	11.56	11.19	11.31
2465	NASDAQ	IONS	Tue, Feb 20, 2001	11.56	11.91	11.13	11.38
2464	NASDAQ	IONS	Fri, Feb 16, 2001	11.84	11.94	11.00	11.75
2463	NASDAQ	IONS	Thu, Feb 15, 2001	11.63	12.06	11.63	12.00
2462	NASDAQ	IONS	Wed, Feb 14, 2001	11.75	11.94	11.25	11.75
2461	NASDAQ	IONS	Tue, Feb 13, 2001	12.13	12.44	12.06	12.31
2460	NASDAQ	IONS	Mon, Feb 12, 2001	11.88	12.44	11.75	12.44
2459	NASDAQ	IONS	Fri, Feb 9, 2001	11.84	12.00	11.63	11.94
2458	NASDAQ	IONS	Thu, Feb 8, 2001	11.77	12.00	11.75	11.88
2457	NASDAQ	IONS	Wed, Feb 7, 2001	12.00	12.25	11.56	11.69
2456	NASDAQ	IONS	Tue, Feb 6, 2001	11.50	12.31	11.50	12.25
2455	NASDAQ	IONS	Mon, Feb 5, 2001	11.63	12.06	11.50	11.69
2454	NASDAQ	IONS	Fri, Feb 2, 2001	12.25	12.25	11.63	11.69
2453	NASDAQ	IONS	Thu, Feb 1, 2001	12.13	12.81	12.06	12.33
2452	NASDAQ	IONS	Wed, Jan 31, 2001	12.25	12.50	11.94	12.38
2451	NASDAQ	IONS	Tue, Jan 30, 2001	11.94	13.00	11.94	12.94
2450	NASDAQ	IONS	Mon, Jan 29, 2001	11.88	12.13	11.88	12.06
2449	NASDAQ	IONS	Fri, Jan 26, 2001	11.88	12.19	11.69	12.00
2448	NASDAQ	IONS	Thu, Jan 25, 2001	12.06	12.50	12.00	12.19
2447	NASDAQ	IONS	Wed, Jan 24, 2001	12.25	12.59	12.06	12.38
2446	NASDAQ	IONS	Tue, Jan 23, 2001	11.52	12.19	11.38	12.13
2445	NASDAQ	IONS	Mon, Jan 22, 2001	11.31	11.94	11.25	11.75
2444	NASDAQ	IONS	Fri, Jan 19, 2001	11.69	12.00	11.25	11.25
2443	NASDAQ	IONS	Thu, Jan 18, 2001	10.78	11.81	10.75	11.69
2442	NASDAQ	IONS	Wed, Jan 17, 2001	12.25	12.38	11.00	11.13
2441	NASDAQ	IONS	Tue, Jan 16, 2001	10.25	11.75	10.13	11.75
2440	NASDAQ	IONS	Fri, Jan 12, 2001	9.88	10.50	9.81	10.13
2439	NASDAQ	IONS	Thu, Jan 11, 2001	9.81	10.38	9.63	10.38
2438	NASDAQ	IONS	Wed, Jan 10, 2001	9.44	9.84	9.38	9.78
2437	NASDAQ	IONS	Tue, Jan 9, 2001	9.31	9.75	9.25	9.50
2436	NASDAQ	IONS	Mon, Jan 8, 2001	9.91	9.97	9.25	9.25
2435	NASDAQ	IONS	Fri, Jan 5, 2001	10.00	10.06	9.50	9.50
2434	NASDAQ	IONS	Thu, Jan 4, 2001	10.59	10.63	9.75	10.19
2433	NASDAQ	IONS	Wed, Jan 3, 2001	9.50	10.50	9.47	10.38
2432	NASDAQ	IONS	Tue, Jan 2, 2001	10.00	10.50	9.50	9.63
2431	NASDAQ	IONS	Fri, Dec 29, 2000	9.88	11.00	9.81	10.63
2430	NASDAQ	IONS	Thu, Dec 28, 2000	9.81	10.25	9.81	10.06
2429	NASDAQ	IONS	Wed, Dec 27, 2000	9.75	10.31	9.63	10.19
2428	NASDAQ	IONS	Tue, Dec 26, 2000	10.50	10.50	9.88	10.06
2427	NASDAQ	IONS	Fri, Dec 22, 2000	9.31	10.38	9.31	10.38
2426	NASDAQ	IONS	Thu, Dec 21, 2000	8.84	9.88	8.81	9.44
2425	NASDAQ	IONS	Wed, Dec 20, 2000	9.81	10.00	9.00	9.06
2424	NASDAQ	IONS	Tue, Dec 19, 2000	9.69	10.50	9.50	9.75
2423	NASDAQ	IONS	Mon, Dec 18, 2000	9.38	10.13	9.00	9.75
2422	NASDAQ	IONS	Fri, Dec 15, 2000	9.14	9.69	9.00	9.50
2421	NASDAQ	IONS	Thu, Dec 14, 2000	9.69	9.84	9.13	9.22
2420	NASDAQ	IONS	Wed, Dec 13, 2000	9.86	10.00	9.13	9.50
2419	NASDAQ	IONS	Tue, Dec 12, 2000	9.75	9.94	9.50	9.69
2418	NASDAQ	IONS	Mon, Dec 11, 2000	10.22	10.31	9.81	10.00
2417	NASDAQ	IONS	Fri, Dec 8, 2000	9.63	10.25	9.56	10.06
2416	NASDAQ	IONS	Thu, Dec 7, 2000	9.47	9.63	9.19	9.59
2415	NASDAQ	IONS	Wed, Dec 6, 2000	10.09	10.19	9.38	9.44
2414	NASDAQ	IONS	Tue, Dec 5, 2000	9.66	10.50	9.56	10.19
2413	NASDAQ	IONS	Mon, Dec 4, 2000	9.98	10.00	9.25	9.38
2412	NASDAQ	IONS	Fri, Dec 1, 2000	9.56	10.50	9.44	10.00
2411	NASDAQ	IONS	Thu, Nov 30, 2000	9.28	9.56	9.06	9.13
2410	NASDAQ	IONS	Wed, Nov 29, 2000	10.31	10.44	9.25	9.34
2409	NASDAQ	IONS	Tue, Nov 28, 2000	10.94	10.94	10.06	10.19
2408	NASDAQ	IONS	Mon, Nov 27, 2000	11.56	11.75	10.88	11.19
2407	NASDAQ	IONS	Fri, Nov 24, 2000	10.44	10.75	10.00	10.69
2406	NASDAQ	IONS	Wed, Nov 22, 2000	10.00	10.17	9.63	9.81
2405	NASDAQ	IONS	Tue, Nov 21, 2000	10.06	10.50	10.00	10.19
2404	NASDAQ	IONS	Mon, Nov 20, 2000	11.44	11.63	10.13	10.13
2403	NASDAQ	IONS	Fri, Nov 17, 2000	11.63	12.63	11.50	11.56
2402	NASDAQ	IONS	Thu, Nov 16, 2000	12.34	12.38	11.50	11.50
2401	NASDAQ	IONS	Wed, Nov 15, 2000	12.00	12.50	11.63	12.13
2400	NASDAQ	IONS	Tue, Nov 14, 2000	11.63	12.31	11.56	12.00
2399	NASDAQ	IONS	Mon, Nov 13, 2000	11.75	12.63	11.44	11.50
2398	NASDAQ	IONS	Fri, Nov 10, 2000	13.00	13.06	12.38	12.56
2397	NASDAQ	IONS	Thu, Nov 9, 2000	13.06	13.19	12.38	13.00
2396	NASDAQ	IONS	Wed, Nov 8, 2000	13.25	14.75	12.56	13.00
2395	NASDAQ	IONS	Tue, Nov 7, 2000	11.52	11.81	11.25	11.75
2394	NASDAQ	IONS	Mon, Nov 6, 2000	11.56	11.88	11.19	11.50
2393	NASDAQ	IONS	Fri, Nov 3, 2000	11.25	11.50	11.00	11.06
2392	NASDAQ	IONS	Thu, Nov 2, 2000	11.56	11.88	10.94	11.50
2391	NASDAQ	IONS	Wed, Nov 1, 2000	10.25	11.63	10.00	10.69
2390	NASDAQ	IONS	Tue, Oct 31, 2000	10.06	10.50	10.00	10.31
2389	NASDAQ	IONS	Mon, Oct 30, 2000	9.91	10.38	9.63	9.78
2388	NASDAQ	IONS	Fri, Oct 27, 2000	10.14	10.69	9.88	9.94
2387	NASDAQ	IONS	Thu, Oct 26, 2000	10.13	10.63	10.00	10.13
2386	NASDAQ	IONS	Wed, Oct 25, 2000	10.38	10.88	10.00	10.06
2385	NASDAQ	IONS	Tue, Oct 24, 2000	10.56	10.88	10.13	10.50
2384	NASDAQ	IONS	Mon, Oct 23, 2000	10.19	10.56	9.81	10.31
2383	NASDAQ	IONS	Fri, Oct 20, 2000	10.56	10.88	10.00	10.19
2382	NASDAQ	IONS	Thu, Oct 19, 2000	10.94	11.00	10.19	10.31
2381	NASDAQ	IONS	Wed, Oct 18, 2000	9.47	11.00	9.03	10.25
2380	NASDAQ	IONS	Tue, Oct 17, 2000	10.17	10.19	9.50	9.50
2379	NASDAQ	IONS	Mon, Oct 16, 2000	10.09	10.75	9.75	10.06
2378	NASDAQ	IONS	Fri, Oct 13, 2000	9.69	10.38	9.44	9.72
2377	NASDAQ	IONS	Thu, Oct 12, 2000	9.88	10.00	9.38	9.56
2376	NASDAQ	IONS	Wed, Oct 11, 2000	10.13	10.56	9.63	9.75
2375	NASDAQ	IONS	Tue, Oct 10, 2000	10.47	11.19	10.19	10.19
2374	NASDAQ	IONS	Mon, Oct 9, 2000	10.81	10.88	10.44	10.50
2373	NASDAQ	IONS	Fri, Oct 6, 2000	10.69	10.88	10.63	10.80
2372	NASDAQ	IONS	Thu, Oct 5, 2000	10.75	11.00	10.63	10.94
2371	NASDAQ	IONS	Wed, Oct 4, 2000	11.00	11.06	10.44	10.88
2370	NASDAQ	IONS	Tue, Oct 3, 2000	11.03	11.19	10.50	10.50
2369	NASDAQ	IONS	Mon, Oct 2, 2000	11.50	11.69	10.81	11.00
2368	NASDAQ	IONS	Fri, Sep 29, 2000	10.88	11.75	10.88	11.50
2367	NASDAQ	IONS	Thu, Sep 28, 2000	10.81	11.13	10.75	11.06
2366	NASDAQ	IONS	Wed, Sep 27, 2000	11.00	11.06	10.50	10.56
2365	NASDAQ	IONS	Tue, Sep 26, 2000	11.06	11.25	10.50	10.81
2364	NASDAQ	IONS	Mon, Sep 25, 2000	11.38	11.38	10.75	11.00
2363	NASDAQ	IONS	Fri, Sep 22, 2000	10.63	11.25	10.50	11.19
2362	NASDAQ	IONS	Thu, Sep 21, 2000	11.00	11.13	10.81	10.94
2361	NASDAQ	IONS	Wed, Sep 20, 2000	10.91	11.25	10.88	11.00
2360	NASDAQ	IONS	Tue, Sep 19, 2000	10.84	11.25	10.69	11.00
2359	NASDAQ	IONS	Mon, Sep 18, 2000	11.31	11.38	10.56	10.63
2358	NASDAQ	IONS	Fri, Sep 15, 2000	11.44	11.63	11.25	11.63
2357	NASDAQ	IONS	Thu, Sep 14, 2000	11.75	12.06	11.50	11.63
2356	NASDAQ	IONS	Wed, Sep 13, 2000	11.56	11.88	11.38	11.50
2355	NASDAQ	IONS	Tue, Sep 12, 2000	11.50	11.75	11.25	11.44
2354	NASDAQ	IONS	Mon, Sep 11, 2000	12.75	12.75	11.69	11.94
2353	NASDAQ	IONS	Fri, Sep 8, 2000	12.91	13.06	12.81	12.88
2352	NASDAQ	IONS	Thu, Sep 7, 2000	12.94	13.19	12.75	12.88
2351	NASDAQ	IONS	Wed, Sep 6, 2000	12.94	13.06	12.81	13.00
2350	NASDAQ	IONS	Tue, Sep 5, 2000	12.81	13.25	12.50	13.13
2349	NASDAQ	IONS	Fri, Sep 1, 2000	13.00	13.06	12.69	13.00
2348	NASDAQ	IONS	Thu, Aug 31, 2000	12.88	13.19	12.69	13.06
2347	NASDAQ	IONS	Wed, Aug 30, 2000	13.03	13.06	12.75	12.81
2346	NASDAQ	IONS	Tue, Aug 29, 2000	13.25	13.31	12.81	12.94
2345	NASDAQ	IONS	Mon, Aug 28, 2000	13.56	14.00	12.88	12.94
2344	NASDAQ	IONS	Fri, Aug 25, 2000	12.19	13.50	12.16	13.38
2343	NASDAQ	IONS	Thu, Aug 24, 2000	12.13	12.56	12.13	12.25
2342	NASDAQ	IONS	Wed, Aug 23, 2000	12.44	12.81	12.13	12.31
2341	NASDAQ	IONS	Tue, Aug 22, 2000	12.28	12.44	12.00	12.31
2340	NASDAQ	IONS	Mon, Aug 21, 2000	12.44	12.50	12.25	12.25
2339	NASDAQ	IONS	Fri, Aug 18, 2000	12.56	12.69	12.19	12.19
2338	NASDAQ	IONS	Thu, Aug 17, 2000	12.13	12.50	12.06	12.44
2337	NASDAQ	IONS	Wed, Aug 16, 2000	12.00	12.25	12.00	12.19
2336	NASDAQ	IONS	Tue, Aug 15, 2000	12.19	12.19	12.00	12.00
2335	NASDAQ	IONS	Mon, Aug 14, 2000	12.06	12.25	11.94	12.06
2334	NASDAQ	IONS	Fri, Aug 11, 2000	12.00	12.38	11.88	12.06
2333	NASDAQ	IONS	Thu, Aug 10, 2000	12.38	12.63	11.88	11.88
2332	NASDAQ	IONS	Wed, Aug 9, 2000	12.56	12.75	12.19	12.31
2331	NASDAQ	IONS	Tue, Aug 8, 2000	12.50	12.94	12.44	12.63
2330	NASDAQ	IONS	Mon, Aug 7, 2000	12.13	12.81	12.00	12.44
2329	NASDAQ	IONS	Fri, Aug 4, 2000	13.00	13.06	11.88	12.13
2328	NASDAQ	IONS	Thu, Aug 3, 2000	11.31	12.75	11.25	12.50
2327	NASDAQ	IONS	Wed, Aug 2, 2000	11.59	12.06	11.13	11.13
2326	NASDAQ	IONS	Tue, Aug 1, 2000	11.56	11.88	11.25	11.56
2325	NASDAQ	IONS	Mon, Jul 31, 2000	11.63	12.00	10.88	11.25
2324	NASDAQ	IONS	Fri, Jul 28, 2000	11.00	12.38	10.50	10.50
2323	NASDAQ	IONS	Thu, Jul 27, 2000	10.88	11.38	10.75	10.88
2322	NASDAQ	IONS	Wed, Jul 26, 2000	11.25	12.00	10.69	11.19
2321	NASDAQ	IONS	Tue, Jul 25, 2000	12.13	12.25	10.50	11.56
2320	NASDAQ	IONS	Mon, Jul 24, 2000	12.81	12.81	12.13	12.25
2319	NASDAQ	IONS	Fri, Jul 21, 2000	12.38	12.69	12.25	12.69
2318	NASDAQ	IONS	Thu, Jul 20, 2000	12.94	13.06	12.31	12.31
2317	NASDAQ	IONS	Wed, Jul 19, 2000	12.81	13.00	12.50	12.63
2316	NASDAQ	IONS	Tue, Jul 18, 2000	12.53	13.00	12.50	13.00
2315	NASDAQ	IONS	Mon, Jul 17, 2000	12.88	13.13	12.50	12.63
2314	NASDAQ	IONS	Fri, Jul 14, 2000	13.50	13.69	12.88	12.88
2313	NASDAQ	IONS	Thu, Jul 13, 2000	14.38	14.50	13.44	13.56
2312	NASDAQ	IONS	Wed, Jul 12, 2000	14.56	14.63	13.50	14.31
2311	NASDAQ	IONS	Tue, Jul 11, 2000	13.69	14.50	13.06	14.13
2310	NASDAQ	IONS	Mon, Jul 10, 2000	14.50	14.50	13.50	14.13
2309	NASDAQ	IONS	Fri, Jul 7, 2000	14.88	15.75	14.75	15.00
2308	NASDAQ	IONS	Thu, Jul 6, 2000	14.88	14.94	14.50	14.75
2307	NASDAQ	IONS	Wed, Jul 5, 2000	14.06	14.75	13.94	14.38
2306	NASDAQ	IONS	Mon, Jul 3, 2000	14.69	14.94	14.25	14.31
2305	NASDAQ	IONS	Fri, Jun 30, 2000	14.13	14.75	13.77	14.50
2304	NASDAQ	IONS	Thu, Jun 29, 2000	12.63	14.25	12.63	14.25
2303	NASDAQ	IONS	Wed, Jun 28, 2000	13.09	13.25	12.56	13.13
2302	NASDAQ	IONS	Tue, Jun 27, 2000	13.13	13.50	12.88	13.00
2301	NASDAQ	IONS	Mon, Jun 26, 2000	13.25	13.38	12.88	13.25
2300	NASDAQ	IONS	Fri, Jun 23, 2000	12.75	13.56	12.25	12.88
2299	NASDAQ	IONS	Thu, Jun 22, 2000	14.00	14.06	12.50	12.56
2298	NASDAQ	IONS	Wed, Jun 21, 2000	14.69	14.69	13.75	14.31
2297	NASDAQ	IONS	Tue, Jun 20, 2000	13.50	14.75	13.25	14.75
2296	NASDAQ	IONS	Mon, Jun 19, 2000	13.00	13.69	12.25	13.63
2295	NASDAQ	IONS	Fri, Jun 16, 2000	12.88	13.00	12.63	12.94
2294	NASDAQ	IONS	Thu, Jun 15, 2000	12.72	13.00	12.13	12.88
2293	NASDAQ	IONS	Wed, Jun 14, 2000	13.00	13.25	12.69	12.75
2292	NASDAQ	IONS	Tue, Jun 13, 2000	13.19	13.25	12.50	13.00
2291	NASDAQ	IONS	Mon, Jun 12, 2000	13.75	13.94	12.81	13.13
2290	NASDAQ	IONS	Fri, Jun 9, 2000	12.94	13.31	12.75	13.06
2289	NASDAQ	IONS	Thu, Jun 8, 2000	13.00	13.06	12.25	12.44
2288	NASDAQ	IONS	Wed, Jun 7, 2000	13.19	13.25	12.00	12.94
2287	NASDAQ	IONS	Tue, Jun 6, 2000	11.06	13.50	10.56	13.25
2286	NASDAQ	IONS	Mon, Jun 5, 2000	10.19	11.44	10.06	10.94
2285	NASDAQ	IONS	Fri, Jun 2, 2000	10.25	10.56	9.81	10.25
2284	NASDAQ	IONS	Thu, Jun 1, 2000	9.81	10.00	9.50	10.00
2283	NASDAQ	IONS	Wed, May 31, 2000	10.38	10.38	9.25	9.25
2282	NASDAQ	IONS	Tue, May 30, 2000	8.94	10.38	8.94	10.00
2281	NASDAQ	IONS	Fri, May 26, 2000	8.94	9.38	8.50	8.94
2280	NASDAQ	IONS	Thu, May 25, 2000	8.88	9.06	8.50	8.69
2279	NASDAQ	IONS	Wed, May 24, 2000	9.00	9.50	8.06	8.50
2278	NASDAQ	IONS	Tue, May 23, 2000	9.88	10.38	9.00	9.00
2277	NASDAQ	IONS	Mon, May 22, 2000	10.63	10.81	9.31	9.50
2276	NASDAQ	IONS	Fri, May 19, 2000	10.50	10.56	10.13	10.44
2275	NASDAQ	IONS	Thu, May 18, 2000	10.44	10.88	10.31	10.70
2274	NASDAQ	IONS	Wed, May 17, 2000	10.63	11.00	10.38	10.69
2273	NASDAQ	IONS	Tue, May 16, 2000	10.25	11.50	10.13	11.13
2272	NASDAQ	IONS	Mon, May 15, 2000	10.38	10.44	9.50	10.38
2271	NASDAQ	IONS	Fri, May 12, 2000	10.69	10.75	10.13	10.31
2270	NASDAQ	IONS	Thu, May 11, 2000	11.13	11.25	10.00	10.25
2269	NASDAQ	IONS	Wed, May 10, 2000	10.75	11.00	10.00	10.06
2268	NASDAQ	IONS	Tue, May 9, 2000	11.06	11.13	10.75	10.75
2267	NASDAQ	IONS	Mon, May 8, 2000	11.44	11.50	10.94	11.00
2266	NASDAQ	IONS	Fri, May 5, 2000	11.50	11.63	11.31	11.44
2265	NASDAQ	IONS	Thu, May 4, 2000	11.06	12.13	11.06	11.50
2264	NASDAQ	IONS	Wed, May 3, 2000	11.50	11.50	10.50	10.94
2263	NASDAQ	IONS	Tue, May 2, 2000	12.44	12.44	11.38	11.50
2262	NASDAQ	IONS	Mon, May 1, 2000	12.25	12.50	11.00	12.31
2261	NASDAQ	IONS	Fri, Apr 28, 2000	10.94	11.31	10.50	11.13
2260	NASDAQ	IONS	Thu, Apr 27, 2000	10.63	11.00	10.50	10.50
2259	NASDAQ	IONS	Wed, Apr 26, 2000	11.31	11.56	10.56	10.63
2258	NASDAQ	IONS	Tue, Apr 25, 2000	12.63	12.88	10.75	11.06
2257	NASDAQ	IONS	Mon, Apr 24, 2000	11.75	11.88	11.00	11.50
2256	NASDAQ	IONS	Thu, Apr 20, 2000	10.69	11.38	10.38	10.63
2255	NASDAQ	IONS	Wed, Apr 19, 2000	11.94	12.25	10.00	10.63
2254	NASDAQ	IONS	Tue, Apr 18, 2000	9.88	12.31	9.81	11.38
2253	NASDAQ	IONS	Mon, Apr 17, 2000	9.00	10.75	8.88	9.88
2252	NASDAQ	IONS	Fri, Apr 14, 2000	11.00	11.75	10.44	10.50
2251	NASDAQ	IONS	Thu, Apr 13, 2000	13.13	13.75	12.25	12.38
2250	NASDAQ	IONS	Wed, Apr 12, 2000	13.81	14.00	12.25	13.06
2249	NASDAQ	IONS	Tue, Apr 11, 2000	14.00	14.00	13.00	13.06
2248	NASDAQ	IONS	Mon, Apr 10, 2000	15.69	15.75	14.00	14.13
2247	NASDAQ	IONS	Fri, Apr 7, 2000	16.06	16.25	14.81	15.56
2246	NASDAQ	IONS	Thu, Apr 6, 2000	14.50	15.63	14.19	15.00
2245	NASDAQ	IONS	Wed, Apr 5, 2000	11.25	14.00	11.25	13.94
2244	NASDAQ	IONS	Tue, Apr 4, 2000	13.38	13.38	10.00	12.38
2243	NASDAQ	IONS	Mon, Apr 3, 2000	14.00	14.63	13.50	13.56
2242	NASDAQ	IONS	Fri, Mar 31, 2000	14.50	14.63	12.56	14.06
2241	NASDAQ	IONS	Thu, Mar 30, 2000	13.75	16.00	13.00	14.00
2240	NASDAQ	IONS	Wed, Mar 29, 2000	15.38	15.50	13.38	13.94
2239	NASDAQ	IONS	Tue, Mar 28, 2000	16.00	16.06	14.25	14.88
2238	NASDAQ	IONS	Mon, Mar 27, 2000	17.69	18.25	16.25	16.38
2237	NASDAQ	IONS	Fri, Mar 24, 2000	18.63	19.00	17.06	17.31
2236	NASDAQ	IONS	Thu, Mar 23, 2000	19.81	20.00	17.03	17.75
2235	NASDAQ	IONS	Wed, Mar 22, 2000	15.63	18.88	15.50	18.50
2234	NASDAQ	IONS	Tue, Mar 21, 2000	14.19	15.44	13.13	15.13
2233	NASDAQ	IONS	Mon, Mar 20, 2000	16.00	17.13	14.44	15.19
2232	NASDAQ	IONS	Fri, Mar 17, 2000	17.94	18.88	16.50	16.63
2231	NASDAQ	IONS	Thu, Mar 16, 2000	18.63	19.00	17.50	17.69
2230	NASDAQ	IONS	Wed, Mar 15, 2000	19.44	19.50	17.25	17.56
2229	NASDAQ	IONS	Tue, Mar 14, 2000	22.06	24.00	17.38	18.44
2228	NASDAQ	IONS	Mon, Mar 13, 2000	20.88	24.19	19.25	21.81
2227	NASDAQ	IONS	Fri, Mar 10, 2000	23.53	26.50	22.75	24.00
2226	NASDAQ	IONS	Thu, Mar 9, 2000	26.25	27.00	23.00	24.00
2225	NASDAQ	IONS	Wed, Mar 8, 2000	27.63	28.00	20.50	25.50
2224	NASDAQ	IONS	Tue, Mar 7, 2000	36.50	36.50	27.75	28.19
2223	NASDAQ	IONS	Mon, Mar 6, 2000	28.88	39.00	27.50	33.81
2222	NASDAQ	IONS	Fri, Mar 3, 2000	19.88	26.13	18.06	24.38
2221	NASDAQ	IONS	Thu, Mar 2, 2000	16.75	21.25	16.50	18.13
2220	NASDAQ	IONS	Wed, Mar 1, 2000	15.00	16.25	14.94	16.00
2219	NASDAQ	IONS	Tue, Feb 29, 2000	13.06	14.75	12.00	14.13
2218	NASDAQ	IONS	Mon, Feb 28, 2000	11.81	12.25	11.50	12.19
2217	NASDAQ	IONS	Fri, Feb 25, 2000	13.00	13.00	12.31	12.63
2216	NASDAQ	IONS	Thu, Feb 24, 2000	12.75	13.25	12.19	12.81
2215	NASDAQ	IONS	Wed, Feb 23, 2000	13.00	13.19	12.75	12.75
2214	NASDAQ	IONS	Tue, Feb 22, 2000	14.00	14.13	11.25	12.94
2213	NASDAQ	IONS	Fri, Feb 18, 2000	12.56	15.00	12.50	13.94
2212	NASDAQ	IONS	Thu, Feb 17, 2000	12.00	12.94	11.63	12.50
2211	NASDAQ	IONS	Wed, Feb 16, 2000	11.13	12.38	10.81	11.50
2210	NASDAQ	IONS	Tue, Feb 15, 2000	10.69	11.25	10.69	11.06
2209	NASDAQ	IONS	Mon, Feb 14, 2000	11.19	11.25	10.56	11.25
2208	NASDAQ	IONS	Fri, Feb 11, 2000	11.50	11.50	10.50	10.94
2207	NASDAQ	IONS	Thu, Feb 10, 2000	10.31	11.69	10.13	11.13
2206	NASDAQ	IONS	Wed, Feb 9, 2000	10.00	10.50	9.25	10.00
2205	NASDAQ	IONS	Tue, Feb 8, 2000	9.91	10.31	9.00	9.75
2204	NASDAQ	IONS	Mon, Feb 7, 2000	9.06	9.88	8.63	9.75
2203	NASDAQ	IONS	Fri, Feb 4, 2000	8.38	8.50	8.13	8.50
2202	NASDAQ	IONS	Thu, Feb 3, 2000	8.19	8.38	7.69	8.38
2201	NASDAQ	IONS	Wed, Feb 2, 2000	8.50	8.50	7.88	7.94
2200	NASDAQ	IONS	Tue, Feb 1, 2000	7.69	8.50	7.53	8.38
2199	NASDAQ	IONS	Mon, Jan 31, 2000	7.88	8.00	7.50	7.81
2198	NASDAQ	IONS	Fri, Jan 28, 2000	7.81	8.13	7.50	7.81
2197	NASDAQ	IONS	Thu, Jan 27, 2000	8.09	9.00	7.94	8.25
2196	NASDAQ	IONS	Wed, Jan 26, 2000	7.84	7.84	7.50	7.56
2195	NASDAQ	IONS	Tue, Jan 25, 2000	7.69	7.88	7.50	7.59
2194	NASDAQ	IONS	Mon, Jan 24, 2000	7.50	8.25	7.50	7.69
2193	NASDAQ	IONS	Fri, Jan 21, 2000	7.38	7.50	7.25	7.31
2192	NASDAQ	IONS	Thu, Jan 20, 2000	7.56	7.63	7.25	7.44
2191	NASDAQ	IONS	Wed, Jan 19, 2000	7.44	7.69	7.00	7.50
2190	NASDAQ	IONS	Tue, Jan 18, 2000	8.69	9.00	7.63	7.69
2189	NASDAQ	IONS	Fri, Jan 14, 2000	9.63	9.63	8.66	8.69
2188	NASDAQ	IONS	Thu, Jan 13, 2000	9.50	9.94	8.50	9.25
2187	NASDAQ	IONS	Wed, Jan 12, 2000	7.81	11.50	7.38	10.19
2186	NASDAQ	IONS	Tue, Jan 11, 2000	7.78	8.06	7.31	7.56
2185	NASDAQ	IONS	Mon, Jan 10, 2000	8.25	8.50	7.25	7.81
2184	NASDAQ	IONS	Fri, Jan 7, 2000	7.44	7.50	6.88	7.25
2183	NASDAQ	IONS	Thu, Jan 6, 2000	6.88	6.94	6.50	6.81
2182	NASDAQ	IONS	Wed, Jan 5, 2000	6.00	7.00	6.00	6.94
2181	NASDAQ	IONS	Tue, Jan 4, 2000	5.88	6.38	5.78	5.94
2180	NASDAQ	IONS	Mon, Jan 3, 2000	6.38	6.53	5.75	5.88
2179	NASDAQ	IONS	Fri, Dec 31, 1999	6.13	6.63	6.06	6.25
2178	NASDAQ	IONS	Thu, Dec 30, 1999	6.97	7.00	5.56	5.69
2177	NASDAQ	IONS	Wed, Dec 29, 1999	5.09	7.38	5.03	6.97
2176	NASDAQ	IONS	Tue, Dec 28, 1999	5.13	5.13	5.00	5.13
2175	NASDAQ	IONS	Mon, Dec 27, 1999	5.31	5.38	5.00	5.09
2174	NASDAQ	IONS	Thu, Dec 23, 1999	5.00	5.25	4.78	5.25
2173	NASDAQ	IONS	Wed, Dec 22, 1999	5.13	5.17	5.00	5.03
2172	NASDAQ	IONS	Tue, Dec 21, 1999	5.50	5.53	5.00	5.13
2171	NASDAQ	IONS	Mon, Dec 20, 1999	5.92	5.94	5.25	5.50
2170	NASDAQ	IONS	Fri, Dec 17, 1999	6.38	6.50	5.75	5.88
2169	NASDAQ	IONS	Thu, Dec 16, 1999	6.03	6.50	5.50	6.19
2168	NASDAQ	IONS	Wed, Dec 15, 1999	4.00	7.00	3.88	5.59
2167	NASDAQ	IONS	Tue, Dec 14, 1999	15.19	15.75	15.13	15.50
2166	NASDAQ	IONS	Mon, Dec 13, 1999	14.94	15.31	14.81	15.06
2165	NASDAQ	IONS	Fri, Dec 10, 1999	15.38	16.00	14.56	14.88
2164	NASDAQ	IONS	Thu, Dec 9, 1999	15.81	15.88	14.69	15.50
2163	NASDAQ	IONS	Wed, Dec 8, 1999	15.00	16.25	14.69	15.81
2162	NASDAQ	IONS	Tue, Dec 7, 1999	15.50	15.75	15.00	15.00
2161	NASDAQ	IONS	Mon, Dec 6, 1999	15.56	16.00	15.50	15.50
2160	NASDAQ	IONS	Fri, Dec 3, 1999	16.19	16.50	15.06	15.56
2159	NASDAQ	IONS	Thu, Dec 2, 1999	15.13	16.50	15.13	16.13
2158	NASDAQ	IONS	Wed, Dec 1, 1999	16.00	16.25	14.75	15.25
2157	NASDAQ	IONS	Tue, Nov 30, 1999	16.56	16.63	15.38	15.63
2156	NASDAQ	IONS	Mon, Nov 29, 1999	15.38	17.38	14.94	16.00
2155	NASDAQ	IONS	Fri, Nov 26, 1999	14.66	15.50	14.56	15.25
2154	NASDAQ	IONS	Wed, Nov 24, 1999	13.94	14.88	13.88	14.88
2153	NASDAQ	IONS	Tue, Nov 23, 1999	13.69	14.56	13.56	14.25
2152	NASDAQ	IONS	Mon, Nov 22, 1999	14.44	14.50	13.13	14.38
2151	NASDAQ	IONS	Fri, Nov 19, 1999	15.34	15.50	13.88	14.19
2150	NASDAQ	IONS	Thu, Nov 18, 1999	14.75	15.63	14.38	14.94
2149	NASDAQ	IONS	Wed, Nov 17, 1999	13.50	14.25	13.25	13.94
2148	NASDAQ	IONS	Tue, Nov 16, 1999	12.38	13.25	12.19	13.06
2147	NASDAQ	IONS	Mon, Nov 15, 1999	12.50	12.50	11.50	11.94
2146	NASDAQ	IONS	Fri, Nov 12, 1999	13.63	13.75	12.50	12.94
2145	NASDAQ	IONS	Thu, Nov 11, 1999	13.13	13.31	13.00	13.06
2144	NASDAQ	IONS	Wed, Nov 10, 1999	12.56	13.69	12.50	13.00
2143	NASDAQ	IONS	Tue, Nov 9, 1999	12.50	12.69	12.38	12.56
2142	NASDAQ	IONS	Mon, Nov 8, 1999	12.56	12.56	12.06	12.31
2141	NASDAQ	IONS	Fri, Nov 5, 1999	12.63	12.75	12.13	12.44
2140	NASDAQ	IONS	Thu, Nov 4, 1999	12.00	12.69	11.75	12.69
2139	NASDAQ	IONS	Wed, Nov 3, 1999	11.50	12.69	11.50	11.81
2138	NASDAQ	IONS	Tue, Nov 2, 1999	11.56	11.88	11.50	11.75
2137	NASDAQ	IONS	Mon, Nov 1, 1999	11.81	11.88	11.50	11.56
2136	NASDAQ	IONS	Fri, Oct 29, 1999	11.50	11.88	11.50	11.56
2135	NASDAQ	IONS	Thu, Oct 28, 1999	11.75	11.75	11.31	11.56
2134	NASDAQ	IONS	Wed, Oct 27, 1999	11.81	11.81	11.25	11.31
2133	NASDAQ	IONS	Tue, Oct 26, 1999	12.13	12.44	11.88	11.94
2132	NASDAQ	IONS	Mon, Oct 25, 1999	12.03	12.75	11.94	12.00
2131	NASDAQ	IONS	Fri, Oct 22, 1999	11.94	13.25	11.50	11.88
2130	NASDAQ	IONS	Thu, Oct 21, 1999	12.38	12.44	11.44	11.88
2129	NASDAQ	IONS	Wed, Oct 20, 1999	12.31	12.75	12.06	12.50
2128	NASDAQ	IONS	Tue, Oct 19, 1999	12.63	12.75	12.00	12.44
2127	NASDAQ	IONS	Mon, Oct 18, 1999	12.63	12.63	12.00	12.06
2126	NASDAQ	IONS	Fri, Oct 15, 1999	12.94	13.06	12.25	12.38
2125	NASDAQ	IONS	Thu, Oct 14, 1999	14.25	14.25	13.00	13.25
2124	NASDAQ	IONS	Wed, Oct 13, 1999	14.38	14.44	13.50	14.06
2123	NASDAQ	IONS	Tue, Oct 12, 1999	15.50	15.75	14.38	14.75
2122	NASDAQ	IONS	Mon, Oct 11, 1999	13.50	15.38	13.44	15.13
2121	NASDAQ	IONS	Fri, Oct 8, 1999	11.88	13.25	11.38	13.06
2120	NASDAQ	IONS	Thu, Oct 7, 1999	11.56	11.75	11.38	11.75
2119	NASDAQ	IONS	Wed, Oct 6, 1999	11.31	11.63	11.31	11.63
2118	NASDAQ	IONS	Tue, Oct 5, 1999	11.28	11.50	11.25	11.50
2117	NASDAQ	IONS	Mon, Oct 4, 1999	11.63	11.69	11.25	11.44
2116	NASDAQ	IONS	Fri, Oct 1, 1999	11.38	12.00	11.13	11.56
2115	NASDAQ	IONS	Thu, Sep 30, 1999	11.94	12.00	11.13	11.19
2114	NASDAQ	IONS	Wed, Sep 29, 1999	11.69	12.00	11.63	11.94
2113	NASDAQ	IONS	Tue, Sep 28, 1999	12.13	12.13	11.25	11.63
2112	NASDAQ	IONS	Mon, Sep 27, 1999	12.06	12.38	12.00	12.06
2111	NASDAQ	IONS	Fri, Sep 24, 1999	12.28	12.50	11.94	12.00
2110	NASDAQ	IONS	Thu, Sep 23, 1999	12.63	12.69	12.06	12.25
2109	NASDAQ	IONS	Wed, Sep 22, 1999	12.44	12.63	12.00	12.06
2108	NASDAQ	IONS	Tue, Sep 21, 1999	11.94	12.44	11.94	12.19
2107	NASDAQ	IONS	Mon, Sep 20, 1999	12.38	12.50	11.81	12.06
2106	NASDAQ	IONS	Fri, Sep 17, 1999	12.69	12.69	12.00	12.38
2105	NASDAQ	IONS	Thu, Sep 16, 1999	12.38	12.88	11.63	12.25
2104	NASDAQ	IONS	Wed, Sep 15, 1999	12.63	12.75	12.38	12.50
2103	NASDAQ	IONS	Tue, Sep 14, 1999	12.88	13.19	12.50	12.81
2102	NASDAQ	IONS	Mon, Sep 13, 1999	13.81	13.81	12.69	12.88
2101	NASDAQ	IONS	Fri, Sep 10, 1999	13.25	13.63	13.06	13.13
2100	NASDAQ	IONS	Thu, Sep 9, 1999	11.94	13.00	11.88	12.88
2099	NASDAQ	IONS	Wed, Sep 8, 1999	11.25	11.94	11.06	11.69
2098	NASDAQ	IONS	Tue, Sep 7, 1999	11.31	11.69	11.06	11.25
2097	NASDAQ	IONS	Fri, Sep 3, 1999	11.97	12.06	10.69	11.00
2096	NASDAQ	IONS	Thu, Sep 2, 1999	10.00	11.88	10.00	11.44
2095	NASDAQ	IONS	Wed, Sep 1, 1999	10.19	10.31	10.00	10.06
2094	NASDAQ	IONS	Tue, Aug 31, 1999	10.00	10.25	10.00	10.13
2093	NASDAQ	IONS	Mon, Aug 30, 1999	10.19	10.25	10.00	10.06
2092	NASDAQ	IONS	Fri, Aug 27, 1999	10.00	10.25	9.88	10.25
2091	NASDAQ	IONS	Thu, Aug 26, 1999	10.13	10.25	9.88	9.88
2090	NASDAQ	IONS	Wed, Aug 25, 1999	10.19	10.38	10.00	10.19
2089	NASDAQ	IONS	Tue, Aug 24, 1999	10.38	10.50	10.00	10.13
2088	NASDAQ	IONS	Mon, Aug 23, 1999	10.00	10.31	9.88	10.25
2087	NASDAQ	IONS	Fri, Aug 20, 1999	9.25	10.00	9.25	10.00
2086	NASDAQ	IONS	Thu, Aug 19, 1999	9.38	9.44	9.16	9.25
2085	NASDAQ	IONS	Wed, Aug 18, 1999	9.81	9.88	9.25	9.38
2084	NASDAQ	IONS	Tue, Aug 17, 1999	9.63	9.94	9.38	9.38
2083	NASDAQ	IONS	Mon, Aug 16, 1999	9.94	9.94	9.69	9.75
2082	NASDAQ	IONS	Fri, Aug 13, 1999	10.13	10.13	9.63	9.69
2081	NASDAQ	IONS	Thu, Aug 12, 1999	9.63	10.00	9.50	10.00
2080	NASDAQ	IONS	Wed, Aug 11, 1999	9.81	9.94	9.50	9.63
2079	NASDAQ	IONS	Tue, Aug 10, 1999	10.19	10.25	9.56	9.63
2078	NASDAQ	IONS	Mon, Aug 9, 1999	9.63	10.00	9.63	9.69
2077	NASDAQ	IONS	Fri, Aug 6, 1999	9.88	9.94	9.50	9.50
2076	NASDAQ	IONS	Thu, Aug 5, 1999	9.84	10.13	9.59	9.94
2075	NASDAQ	IONS	Wed, Aug 4, 1999	9.88	10.19	9.56	9.84
2074	NASDAQ	IONS	Tue, Aug 3, 1999	10.56	10.56	9.81	9.81
2073	NASDAQ	IONS	Mon, Aug 2, 1999	10.63	10.63	10.00	10.38
2072	NASDAQ	IONS	Fri, Jul 30, 1999	10.03	11.38	9.63	10.38
2071	NASDAQ	IONS	Thu, Jul 29, 1999	10.06	10.06	9.88	10.00
2070	NASDAQ	IONS	Wed, Jul 28, 1999	10.06	10.19	10.00	10.00
2069	NASDAQ	IONS	Tue, Jul 27, 1999	10.00	10.25	10.00	10.19
2068	NASDAQ	IONS	Mon, Jul 26, 1999	10.19	10.25	10.13	10.13
2067	NASDAQ	IONS	Fri, Jul 23, 1999	10.13	10.25	10.13	10.19
2066	NASDAQ	IONS	Thu, Jul 22, 1999	10.31	10.38	10.19	10.25
2065	NASDAQ	IONS	Wed, Jul 21, 1999	10.25	10.38	10.13	10.31
2064	NASDAQ	IONS	Tue, Jul 20, 1999	10.25	10.31	10.13	10.25
2063	NASDAQ	IONS	Mon, Jul 19, 1999	10.38	10.44	10.13	10.19
2062	NASDAQ	IONS	Fri, Jul 16, 1999	10.19	10.44	10.00	10.31
2061	NASDAQ	IONS	Thu, Jul 15, 1999	10.25	10.31	10.13	10.19
2060	NASDAQ	IONS	Wed, Jul 14, 1999	10.19	10.31	10.06	10.13
2059	NASDAQ	IONS	Tue, Jul 13, 1999	10.25	10.38	10.00	10.13
2058	NASDAQ	IONS	Mon, Jul 12, 1999	10.56	10.69	10.06	10.19
2057	NASDAQ	IONS	Fri, Jul 9, 1999	10.06	11.00	9.50	10.47
2056	NASDAQ	IONS	Thu, Jul 8, 1999	9.88	10.13	9.81	10.06
2055	NASDAQ	IONS	Wed, Jul 7, 1999	9.88	10.13	9.75	9.88
2054	NASDAQ	IONS	Tue, Jul 6, 1999	10.06	10.19	9.94	10.00
2053	NASDAQ	IONS	Fri, Jul 2, 1999	10.13	10.38	10.00	10.06
2052	NASDAQ	IONS	Thu, Jul 1, 1999	10.25	10.38	10.06	10.25
2051	NASDAQ	IONS	Wed, Jun 30, 1999	10.13	10.56	10.00	10.19
2050	NASDAQ	IONS	Tue, Jun 29, 1999	10.63	10.63	10.13	10.19
2049	NASDAQ	IONS	Mon, Jun 28, 1999	10.75	10.94	10.25	10.56
2048	NASDAQ	IONS	Fri, Jun 25, 1999	11.25	11.25	10.69	10.81
2047	NASDAQ	IONS	Thu, Jun 24, 1999	10.56	11.13	10.56	10.94
2046	NASDAQ	IONS	Wed, Jun 23, 1999	10.94	11.00	10.56	10.81
2045	NASDAQ	IONS	Tue, Jun 22, 1999	11.56	11.56	10.50	10.88
2044	NASDAQ	IONS	Mon, Jun 21, 1999	11.56	12.19	11.44	11.50
2043	NASDAQ	IONS	Fri, Jun 18, 1999	10.56	11.56	10.50	11.56
2042	NASDAQ	IONS	Thu, Jun 17, 1999	10.38	10.63	10.00	10.50
2041	NASDAQ	IONS	Wed, Jun 16, 1999	9.75	10.44	9.50	10.13
2040	NASDAQ	IONS	Tue, Jun 15, 1999	9.56	9.75	9.50	9.63
2039	NASDAQ	IONS	Mon, Jun 14, 1999	9.63	9.81	9.50	9.56
2038	NASDAQ	IONS	Fri, Jun 11, 1999	9.81	9.84	9.56	9.56
2037	NASDAQ	IONS	Thu, Jun 10, 1999	9.84	9.84	9.63	9.81
2036	NASDAQ	IONS	Wed, Jun 9, 1999	9.75	9.94	9.75	9.84
2035	NASDAQ	IONS	Tue, Jun 8, 1999	9.81	9.94	9.78	9.81
2034	NASDAQ	IONS	Mon, Jun 7, 1999	9.81	10.00	9.75	9.91
2033	NASDAQ	IONS	Fri, Jun 4, 1999	9.69	9.88	9.69	9.88
2032	NASDAQ	IONS	Thu, Jun 3, 1999	10.06	10.06	9.63	9.69
2031	NASDAQ	IONS	Wed, Jun 2, 1999	9.88	10.00	9.69	9.94
2030	NASDAQ	IONS	Tue, Jun 1, 1999	10.00	10.19	9.75	9.75
2029	NASDAQ	IONS	Fri, May 28, 1999	10.00	10.19	9.81	10.13
2028	NASDAQ	IONS	Thu, May 27, 1999	10.00	10.06	9.75	9.88
2027	NASDAQ	IONS	Wed, May 26, 1999	10.13	10.44	10.00	10.00
2026	NASDAQ	IONS	Tue, May 25, 1999	10.13	10.13	9.94	10.13
2025	NASDAQ	IONS	Mon, May 24, 1999	10.06	10.31	9.97	10.13
2024	NASDAQ	IONS	Fri, May 21, 1999	10.50	10.50	10.00	10.03
2023	NASDAQ	IONS	Thu, May 20, 1999	10.00	10.50	9.81	10.50
2022	NASDAQ	IONS	Wed, May 19, 1999	9.94	10.25	9.81	10.13
2021	NASDAQ	IONS	Tue, May 18, 1999	10.06	10.25	9.91	9.94
2020	NASDAQ	IONS	Mon, May 17, 1999	10.50	10.69	10.00	10.13
2019	NASDAQ	IONS	Fri, May 14, 1999	10.75	10.88	10.44	10.69
2018	NASDAQ	IONS	Thu, May 13, 1999	10.75	10.75	10.25	10.75
2017	NASDAQ	IONS	Wed, May 12, 1999	10.63	10.69	10.13	10.31
2016	NASDAQ	IONS	Tue, May 11, 1999	10.63	10.69	9.63	10.50
2015	NASDAQ	IONS	Mon, May 10, 1999	10.19	10.50	10.13	10.31
2014	NASDAQ	IONS	Fri, May 7, 1999	10.00	10.00	9.63	9.88
2013	NASDAQ	IONS	Thu, May 6, 1999	10.25	10.25	9.63	9.69
2012	NASDAQ	IONS	Wed, May 5, 1999	10.13	10.25	9.75	10.13
2011	NASDAQ	IONS	Tue, May 4, 1999	10.13	10.50	9.75	9.94
2010	NASDAQ	IONS	Mon, May 3, 1999	10.06	10.63	10.06	10.25
2009	NASDAQ	IONS	Fri, Apr 30, 1999	10.63	11.00	10.25	10.44
2008	NASDAQ	IONS	Thu, Apr 29, 1999	10.69	11.00	10.38	10.56
2007	NASDAQ	IONS	Wed, Apr 28, 1999	10.88	11.38	10.50	10.50
2006	NASDAQ	IONS	Tue, Apr 27, 1999	10.63	11.00	10.44	11.00
2005	NASDAQ	IONS	Mon, Apr 26, 1999	10.75	10.81	10.38	10.75
2004	NASDAQ	IONS	Fri, Apr 23, 1999	10.50	10.88	10.31	10.56
2003	NASDAQ	IONS	Thu, Apr 22, 1999	10.13	11.19	10.13	10.38
2002	NASDAQ	IONS	Wed, Apr 21, 1999	10.19	10.25	9.88	10.13
2001	NASDAQ	IONS	Tue, Apr 20, 1999	10.06	10.13	9.50	10.13
2000	NASDAQ	IONS	Mon, Apr 19, 1999	10.13	10.25	9.75	10.00
1999	NASDAQ	IONS	Fri, Apr 16, 1999	10.06	10.06	9.81	9.91
1998	NASDAQ	IONS	Thu, Apr 15, 1999	10.06	10.25	10.00	10.00
1997	NASDAQ	IONS	Wed, Apr 14, 1999	9.94	10.19	9.50	10.13
1996	NASDAQ	IONS	Tue, Apr 13, 1999	10.00	10.44	9.50	9.88
1995	NASDAQ	IONS	Mon, Apr 12, 1999	9.50	10.00	9.44	9.94
1994	NASDAQ	IONS	Fri, Apr 9, 1999	9.75	10.00	9.50	9.50
1993	NASDAQ	IONS	Thu, Apr 8, 1999	9.69	10.00	9.69	9.81
1992	NASDAQ	IONS	Wed, Apr 7, 1999	9.75	10.13	9.69	10.00
1991	NASDAQ	IONS	Tue, Apr 6, 1999	9.31	9.94	9.31	9.75
1990	NASDAQ	IONS	Mon, Apr 5, 1999	10.19	10.19	9.25	9.38
1989	NASDAQ	IONS	Thu, Apr 1, 1999	9.25	10.06	9.25	10.06
1988	NASDAQ	IONS	Wed, Mar 31, 1999	10.25	10.44	8.94	9.00
1987	NASDAQ	IONS	Tue, Mar 30, 1999	10.56	10.56	10.19	10.25
1986	NASDAQ	IONS	Mon, Mar 29, 1999	10.69	10.69	10.38	10.56
1985	NASDAQ	IONS	Fri, Mar 26, 1999	10.63	10.88	10.50	10.50
1984	NASDAQ	IONS	Thu, Mar 25, 1999	10.56	11.00	10.50	11.00
1983	NASDAQ	IONS	Wed, Mar 24, 1999	10.69	11.00	10.69	10.69
1982	NASDAQ	IONS	Tue, Mar 23, 1999	10.44	10.94	10.25	10.75
1981	NASDAQ	IONS	Mon, Mar 22, 1999	11.25	11.38	10.88	10.94
1980	NASDAQ	IONS	Fri, Mar 19, 1999	11.38	11.50	11.19	11.19
1979	NASDAQ	IONS	Thu, Mar 18, 1999	11.31	11.50	11.19	11.25
1978	NASDAQ	IONS	Wed, Mar 17, 1999	11.50	11.63	11.19	11.38
1977	NASDAQ	IONS	Tue, Mar 16, 1999	11.56	11.69	11.25	11.38
1976	NASDAQ	IONS	Mon, Mar 15, 1999	11.75	11.81	11.25	11.63
1975	NASDAQ	IONS	Fri, Mar 12, 1999	11.94	12.00	11.63	11.75
1974	NASDAQ	IONS	Thu, Mar 11, 1999	11.88	11.94	11.25	11.94
1973	NASDAQ	IONS	Wed, Mar 10, 1999	12.00	12.00	11.50	11.88
1972	NASDAQ	IONS	Tue, Mar 9, 1999	11.69	12.19	11.13	11.50
1971	NASDAQ	IONS	Mon, Mar 8, 1999	11.25	12.00	11.00	11.63
1970	NASDAQ	IONS	Fri, Mar 5, 1999	12.06	12.38	11.94	12.13
1969	NASDAQ	IONS	Thu, Mar 4, 1999	11.94	12.06	11.63	12.03
1968	NASDAQ	IONS	Wed, Mar 3, 1999	11.94	12.06	11.75	11.75
1967	NASDAQ	IONS	Tue, Mar 2, 1999	11.88	12.06	11.81	12.00
1966	NASDAQ	IONS	Mon, Mar 1, 1999	12.06	12.19	11.75	11.81
1965	NASDAQ	IONS	Fri, Feb 26, 1999	12.06	12.25	11.69	12.06
1964	NASDAQ	IONS	Thu, Feb 25, 1999	12.25	12.50	11.56	12.06
1963	NASDAQ	IONS	Wed, Feb 24, 1999	12.50	12.50	12.25	12.25
1962	NASDAQ	IONS	Tue, Feb 23, 1999	12.88	12.88	12.00	12.50
1961	NASDAQ	IONS	Mon, Feb 22, 1999	11.50	13.00	11.50	12.63
1960	NASDAQ	IONS	Fri, Feb 19, 1999	11.75	12.25	11.50	11.75
1959	NASDAQ	IONS	Thu, Feb 18, 1999	12.13	13.13	11.25	11.50
1958	NASDAQ	IONS	Wed, Feb 17, 1999	12.00	12.13	11.63	11.63
1957	NASDAQ	IONS	Tue, Feb 16, 1999	12.31	12.38	12.00	12.13
1956	NASDAQ	IONS	Fri, Feb 12, 1999	11.88	12.38	11.88	12.00
1955	NASDAQ	IONS	Thu, Feb 11, 1999	11.88	12.13	11.50	12.13
1954	NASDAQ	IONS	Wed, Feb 10, 1999	11.94	12.19	11.75	11.88
1953	NASDAQ	IONS	Tue, Feb 9, 1999	11.88	12.50	11.88	12.06
1952	NASDAQ	IONS	Mon, Feb 8, 1999	12.50	12.81	11.94	12.50
1951	NASDAQ	IONS	Fri, Feb 5, 1999	12.88	12.88	12.50	12.56
1950	NASDAQ	IONS	Thu, Feb 4, 1999	13.25	13.50	12.50	12.75
1949	NASDAQ	IONS	Wed, Feb 3, 1999	13.00	13.50	13.00	13.38
1948	NASDAQ	IONS	Tue, Feb 2, 1999	13.13	13.75	12.75	13.38
1947	NASDAQ	IONS	Mon, Feb 1, 1999	13.44	13.81	13.13	13.38
1946	NASDAQ	IONS	Fri, Jan 29, 1999	14.00	14.00	13.50	13.88
1945	NASDAQ	IONS	Thu, Jan 28, 1999	14.81	14.94	13.88	14.13
1944	NASDAQ	IONS	Wed, Jan 27, 1999	14.88	15.00	14.56	14.81
1943	NASDAQ	IONS	Tue, Jan 26, 1999	14.38	14.88	14.19	14.88
1942	NASDAQ	IONS	Mon, Jan 25, 1999	14.94	15.06	14.13	14.25
1941	NASDAQ	IONS	Fri, Jan 22, 1999	13.75	14.63	13.69	14.50
1940	NASDAQ	IONS	Thu, Jan 21, 1999	14.25	14.25	13.75	13.75
1939	NASDAQ	IONS	Wed, Jan 20, 1999	14.06	14.38	13.50	13.75
1938	NASDAQ	IONS	Tue, Jan 19, 1999	14.44	15.00	14.13	14.13
1937	NASDAQ	IONS	Fri, Jan 15, 1999	13.63	14.63	13.56	14.25
1936	NASDAQ	IONS	Thu, Jan 14, 1999	14.13	14.50	13.50	13.56
1935	NASDAQ	IONS	Wed, Jan 13, 1999	13.38	14.75	13.13	14.13
1934	NASDAQ	IONS	Tue, Jan 12, 1999	14.00	15.00	13.75	14.56
1933	NASDAQ	IONS	Mon, Jan 11, 1999	13.94	14.25	13.31	13.94
1932	NASDAQ	IONS	Fri, Jan 8, 1999	15.00	15.13	14.38	14.38
1931	NASDAQ	IONS	Thu, Jan 7, 1999	14.88	15.25	14.56	15.00
1930	NASDAQ	IONS	Wed, Jan 6, 1999	14.63	15.25	14.50	14.88
1929	NASDAQ	IONS	Tue, Jan 5, 1999	13.38	14.63	13.31	14.56
1928	NASDAQ	IONS	Mon, Jan 4, 1999	13.25	13.75	13.06	13.38
1927	NASDAQ	IONS	Thu, Dec 31, 1998	12.56	13.13	12.50	12.94
1926	NASDAQ	IONS	Wed, Dec 30, 1998	13.13	13.31	12.44	12.50
1925	NASDAQ	IONS	Tue, Dec 29, 1998	12.44	13.25	12.31	13.00
1924	NASDAQ	IONS	Mon, Dec 28, 1998	11.56	12.63	11.56	12.13
1923	NASDAQ	IONS	Thu, Dec 24, 1998	11.50	11.75	11.50	11.63
1922	NASDAQ	IONS	Wed, Dec 23, 1998	11.38	11.75	11.38	11.44
1921	NASDAQ	IONS	Tue, Dec 22, 1998	11.13	11.63	11.06	11.38
1920	NASDAQ	IONS	Mon, Dec 21, 1998	11.25	11.50	11.13	11.25
1919	NASDAQ	IONS	Fri, Dec 18, 1998	11.00	11.13	10.75	11.00
1918	NASDAQ	IONS	Thu, Dec 17, 1998	11.00	11.38	10.75	10.94
1917	NASDAQ	IONS	Wed, Dec 16, 1998	10.50	10.88	10.06	10.75
1916	NASDAQ	IONS	Tue, Dec 15, 1998	11.00	11.13	10.50	10.69
1915	NASDAQ	IONS	Mon, Dec 14, 1998	11.13	11.50	10.81	10.88
1914	NASDAQ	IONS	Fri, Dec 11, 1998	11.50	11.75	11.00	11.38
1913	NASDAQ	IONS	Thu, Dec 10, 1998	12.00	12.00	11.56	11.56
1912	NASDAQ	IONS	Wed, Dec 9, 1998	11.94	12.00	11.50	12.00
1911	NASDAQ	IONS	Tue, Dec 8, 1998	11.88	12.13	11.63	11.75
1910	NASDAQ	IONS	Mon, Dec 7, 1998	11.38	12.00	11.38	12.00
1909	NASDAQ	IONS	Fri, Dec 4, 1998	11.94	11.94	11.25	11.50
1908	NASDAQ	IONS	Thu, Dec 3, 1998	11.56	11.94	11.44	11.69
1907	NASDAQ	IONS	Wed, Dec 2, 1998	11.44	11.63	11.00	11.56
1906	NASDAQ	IONS	Tue, Dec 1, 1998	11.00	11.50	10.75	11.19
1905	NASDAQ	IONS	Mon, Nov 30, 1998	11.69	11.75	10.88	11.38
1904	NASDAQ	IONS	Fri, Nov 27, 1998	10.38	12.00	10.38	11.50
1903	NASDAQ	IONS	Wed, Nov 25, 1998	10.81	10.81	10.25	10.25
1902	NASDAQ	IONS	Tue, Nov 24, 1998	10.44	11.00	10.25	10.63
1901	NASDAQ	IONS	Mon, Nov 23, 1998	11.00	11.44	10.31	10.75
1900	NASDAQ	IONS	Fri, Nov 20, 1998	11.44	11.44	11.00	11.00
1899	NASDAQ	IONS	Thu, Nov 19, 1998	11.00	11.50	10.88	11.13
1898	NASDAQ	IONS	Wed, Nov 18, 1998	11.13	11.25	10.75	11.00
1897	NASDAQ	IONS	Tue, Nov 17, 1998	11.06	11.38	10.25	11.00
1896	NASDAQ	IONS	Mon, Nov 16, 1998	11.44	11.50	11.00	11.00
1895	NASDAQ	IONS	Fri, Nov 13, 1998	11.75	11.75	11.00	11.06
1894	NASDAQ	IONS	Thu, Nov 12, 1998	11.38	11.75	10.88	11.63
1893	NASDAQ	IONS	Wed, Nov 11, 1998	11.25	11.38	11.13	11.25
1892	NASDAQ	IONS	Tue, Nov 10, 1998	11.50	11.63	11.00	11.00
1891	NASDAQ	IONS	Mon, Nov 9, 1998	11.94	12.50	11.75	11.88
1890	NASDAQ	IONS	Fri, Nov 6, 1998	11.06	12.13	10.88	11.94
1889	NASDAQ	IONS	Thu, Nov 5, 1998	10.50	11.25	10.25	11.00
1888	NASDAQ	IONS	Wed, Nov 4, 1998	10.50	10.69	10.38	10.44
1887	NASDAQ	IONS	Tue, Nov 3, 1998	10.44	10.75	10.38	10.44
1886	NASDAQ	IONS	Mon, Nov 2, 1998	10.00	10.63	9.81	10.31
1885	NASDAQ	IONS	Fri, Oct 30, 1998	9.63	10.00	9.50	9.63
1884	NASDAQ	IONS	Thu, Oct 29, 1998	9.88	9.88	9.25	9.50
1883	NASDAQ	IONS	Wed, Oct 28, 1998	10.25	10.25	9.50	9.81
1882	NASDAQ	IONS	Tue, Oct 27, 1998	11.50	11.50	10.44	10.44
1881	NASDAQ	IONS	Mon, Oct 26, 1998	10.50	11.50	10.31	11.31
1880	NASDAQ	IONS	Fri, Oct 23, 1998	10.13	10.38	9.94	10.25
1879	NASDAQ	IONS	Thu, Oct 22, 1998	9.94	10.13	9.88	10.13
1878	NASDAQ	IONS	Wed, Oct 21, 1998	9.75	10.13	9.75	9.75
1877	NASDAQ	IONS	Tue, Oct 20, 1998	10.00	10.13	9.75	9.81
1876	NASDAQ	IONS	Mon, Oct 19, 1998	9.63	9.94	9.53	9.88
1875	NASDAQ	IONS	Fri, Oct 16, 1998	9.69	9.75	9.25	9.69
1874	NASDAQ	IONS	Thu, Oct 15, 1998	9.44	9.63	9.31	9.50
1873	NASDAQ	IONS	Wed, Oct 14, 1998	9.81	9.81	9.13	9.50
1872	NASDAQ	IONS	Tue, Oct 13, 1998	10.25	10.25	9.38	9.38
1871	NASDAQ	IONS	Mon, Oct 12, 1998	10.19	10.38	9.88	10.31
1870	NASDAQ	IONS	Fri, Oct 9, 1998	9.63	10.00	9.38	9.69
1869	NASDAQ	IONS	Thu, Oct 8, 1998	9.81	9.81	8.88	9.50
1868	NASDAQ	IONS	Wed, Oct 7, 1998	10.25	10.63	9.81	9.81
1867	NASDAQ	IONS	Tue, Oct 6, 1998	9.88	10.69	9.69	10.25
1866	NASDAQ	IONS	Mon, Oct 5, 1998	10.94	10.94	9.13	9.25
1865	NASDAQ	IONS	Fri, Oct 2, 1998	10.00	10.94	9.50	10.94
1864	NASDAQ	IONS	Thu, Oct 1, 1998	11.13	11.13	9.75	9.75
1863	NASDAQ	IONS	Wed, Sep 30, 1998	12.25	12.38	11.31	11.38
1862	NASDAQ	IONS	Tue, Sep 29, 1998	12.25	12.50	11.88	12.19
1861	NASDAQ	IONS	Mon, Sep 28, 1998	12.00	12.19	11.69	12.00
1860	NASDAQ	IONS	Fri, Sep 25, 1998	11.44	11.88	10.88	11.50
1859	NASDAQ	IONS	Thu, Sep 24, 1998	12.13	12.13	11.25	11.38
1858	NASDAQ	IONS	Wed, Sep 23, 1998	12.00	12.38	11.63	12.00
1857	NASDAQ	IONS	Tue, Sep 22, 1998	10.69	11.75	10.63	11.75
1856	NASDAQ	IONS	Mon, Sep 21, 1998	10.25	10.56	10.00	10.50
1855	NASDAQ	IONS	Fri, Sep 18, 1998	10.38	10.50	10.13	10.38
1854	NASDAQ	IONS	Thu, Sep 17, 1998	10.06	10.19	9.44	10.00
1853	NASDAQ	IONS	Wed, Sep 16, 1998	10.38	10.81	10.00	10.44
1852	NASDAQ	IONS	Tue, Sep 15, 1998	10.38	10.75	10.06	10.38
1851	NASDAQ	IONS	Mon, Sep 14, 1998	10.13	11.13	10.00	10.75
1850	NASDAQ	IONS	Fri, Sep 11, 1998	8.88	9.63	8.88	9.50
1849	NASDAQ	IONS	Thu, Sep 10, 1998	9.13	9.31	8.50	9.00
1848	NASDAQ	IONS	Wed, Sep 9, 1998	10.00	10.94	9.25	9.38
1847	NASDAQ	IONS	Tue, Sep 8, 1998	9.50	10.00	9.25	9.75
1846	NASDAQ	IONS	Fri, Sep 4, 1998	8.81	9.25	8.63	8.88
1845	NASDAQ	IONS	Thu, Sep 3, 1998	8.63	8.75	8.13	8.44
1844	NASDAQ	IONS	Wed, Sep 2, 1998	7.75	8.75	7.63	8.56
1843	NASDAQ	IONS	Tue, Sep 1, 1998	7.56	7.63	7.00	7.06
1842	NASDAQ	IONS	Mon, Aug 31, 1998	9.13	9.44	7.19	7.25
1841	NASDAQ	IONS	Fri, Aug 28, 1998	9.88	10.00	8.75	8.75
1840	NASDAQ	IONS	Thu, Aug 27, 1998	9.88	10.19	9.50	9.81
1839	NASDAQ	IONS	Wed, Aug 26, 1998	9.69	10.00	9.25	9.25
1838	NASDAQ	IONS	Tue, Aug 25, 1998	10.25	10.38	9.88	9.94
1837	NASDAQ	IONS	Mon, Aug 24, 1998	10.50	10.81	10.13	10.25
1836	NASDAQ	IONS	Fri, Aug 21, 1998	11.00	11.13	9.38	10.63
1835	NASDAQ	IONS	Thu, Aug 20, 1998	11.50	11.50	11.00	11.13
1834	NASDAQ	IONS	Wed, Aug 19, 1998	11.50	11.69	11.25	11.25
1833	NASDAQ	IONS	Tue, Aug 18, 1998	11.56	11.63	11.31	11.44
1832	NASDAQ	IONS	Mon, Aug 17, 1998	11.50	11.56	11.25	11.50
1831	NASDAQ	IONS	Fri, Aug 14, 1998	11.88	11.88	11.25	11.38
1830	NASDAQ	IONS	Thu, Aug 13, 1998	12.13	12.31	11.56	11.63
1829	NASDAQ	IONS	Wed, Aug 12, 1998	11.56	12.25	11.38	12.00
1828	NASDAQ	IONS	Tue, Aug 11, 1998	11.75	11.81	11.50	11.50
1827	NASDAQ	IONS	Mon, Aug 10, 1998	12.00	12.06	11.75	11.88
1826	NASDAQ	IONS	Fri, Aug 7, 1998	12.44	12.44	11.75	12.06
1825	NASDAQ	IONS	Thu, Aug 6, 1998	11.75	12.50	11.69	12.50
1824	NASDAQ	IONS	Wed, Aug 5, 1998	11.50	12.06	11.50	11.88
1823	NASDAQ	IONS	Tue, Aug 4, 1998	12.44	12.50	11.75	11.75
1822	NASDAQ	IONS	Mon, Aug 3, 1998	12.50	12.50	12.00	12.19
1821	NASDAQ	IONS	Fri, Jul 31, 1998	13.25	13.63	12.00	12.00
1820	NASDAQ	IONS	Thu, Jul 30, 1998	13.44	13.88	13.13	13.50
1819	NASDAQ	IONS	Wed, Jul 29, 1998	12.63	13.38	12.25	13.25
1818	NASDAQ	IONS	Tue, Jul 28, 1998	13.00	13.00	12.25	12.38
1817	NASDAQ	IONS	Mon, Jul 27, 1998	13.38	13.50	12.63	12.94
1816	NASDAQ	IONS	Fri, Jul 24, 1998	14.31	14.38	12.38	13.56
1815	NASDAQ	IONS	Thu, Jul 23, 1998	15.38	16.00	14.00	14.19
1814	NASDAQ	IONS	Tue, Jul 21, 1998	14.75	14.94	13.44	13.44
1813	NASDAQ	IONS	Mon, Jul 20, 1998	14.13	14.50	13.88	14.25
1812	NASDAQ	IONS	Fri, Jul 17, 1998	13.75	13.88	13.63	13.81
1811	NASDAQ	IONS	Thu, Jul 16, 1998	14.13	14.13	13.69	13.75
1810	NASDAQ	IONS	Wed, Jul 15, 1998	13.75	14.13	13.75	14.06
1809	NASDAQ	IONS	Tue, Jul 14, 1998	14.00	14.00	13.63	13.88
1808	NASDAQ	IONS	Mon, Jul 13, 1998	14.00	14.13	13.63	13.94
1807	NASDAQ	IONS	Fri, Jul 10, 1998	14.25	14.25	13.75	14.00
1806	NASDAQ	IONS	Thu, Jul 9, 1998	14.50	14.50	13.88	14.00
1805	NASDAQ	IONS	Wed, Jul 8, 1998	14.00	14.63	13.75	14.31
1804	NASDAQ	IONS	Tue, Jul 7, 1998	13.38	14.00	12.75	14.00
1803	NASDAQ	IONS	Mon, Jul 6, 1998	12.63	13.25	12.38	12.63
1802	NASDAQ	IONS	Thu, Jul 2, 1998	13.06	13.25	12.25	12.63
1801	NASDAQ	IONS	Wed, Jul 1, 1998	13.88	14.00	13.00	13.25
1800	NASDAQ	IONS	Tue, Jun 30, 1998	14.06	14.25	13.63	13.69
1799	NASDAQ	IONS	Mon, Jun 29, 1998	13.63	14.13	13.38	13.88
1798	NASDAQ	IONS	Fri, Jun 26, 1998	12.00	12.88	11.88	12.88
1797	NASDAQ	IONS	Thu, Jun 25, 1998	11.88	12.13	11.75	11.75
1796	NASDAQ	IONS	Wed, Jun 24, 1998	12.13	12.13	11.88	12.06
1795	NASDAQ	IONS	Tue, Jun 23, 1998	12.13	12.25	11.88	12.13
1794	NASDAQ	IONS	Mon, Jun 22, 1998	12.13	12.13	11.63	11.94
1793	NASDAQ	IONS	Fri, Jun 19, 1998	12.13	12.38	11.81	12.13
1792	NASDAQ	IONS	Thu, Jun 18, 1998	12.63	12.63	12.00	12.13
1791	NASDAQ	IONS	Wed, Jun 17, 1998	12.13	12.56	12.13	12.25
1790	NASDAQ	IONS	Tue, Jun 16, 1998	12.00	12.50	12.00	12.13
1789	NASDAQ	IONS	Mon, Jun 15, 1998	12.63	12.63	11.88	12.00
1788	NASDAQ	IONS	Fri, Jun 12, 1998	12.94	12.94	12.44	12.63
1787	NASDAQ	IONS	Thu, Jun 11, 1998	13.00	13.19	12.63	12.69
1786	NASDAQ	IONS	Wed, Jun 10, 1998	13.44	13.44	12.94	13.06
1785	NASDAQ	IONS	Tue, Jun 9, 1998	13.75	13.88	13.13	13.19
1784	NASDAQ	IONS	Mon, Jun 8, 1998	13.50	13.63	12.94	13.06
1783	NASDAQ	IONS	Fri, Jun 5, 1998	13.31	13.63	13.31	13.50
1782	NASDAQ	IONS	Thu, Jun 4, 1998	13.69	13.88	13.38	13.50
1781	NASDAQ	IONS	Wed, Jun 3, 1998	13.63	14.00	13.56	13.69
1780	NASDAQ	IONS	Tue, Jun 2, 1998	13.63	14.00	13.56	13.69
1779	NASDAQ	IONS	Mon, Jun 1, 1998	14.13	14.13	13.56	13.63
1778	NASDAQ	IONS	Fri, May 29, 1998	14.06	14.13	13.75	13.88
1777	NASDAQ	IONS	Thu, May 28, 1998	13.38	14.00	13.25	14.00
1776	NASDAQ	IONS	Wed, May 27, 1998	13.88	13.88	13.25	13.38
1775	NASDAQ	IONS	Tue, May 26, 1998	14.50	14.56	13.63	13.75
1774	NASDAQ	IONS	Fri, May 22, 1998	14.63	14.75	14.00	14.50
1773	NASDAQ	IONS	Thu, May 21, 1998	14.69	14.81	14.25	14.44
1772	NASDAQ	IONS	Wed, May 20, 1998	15.13	15.19	14.50	14.75
1771	NASDAQ	IONS	Tue, May 19, 1998	14.88	16.25	14.81	14.88
1770	NASDAQ	IONS	Mon, May 18, 1998	14.63	15.19	14.44	15.13
1769	NASDAQ	IONS	Fri, May 15, 1998	14.94	14.94	14.31	14.63
1768	NASDAQ	IONS	Thu, May 14, 1998	14.75	15.13	14.63	14.78
1767	NASDAQ	IONS	Wed, May 13, 1998	15.13	15.50	14.75	15.13
1766	NASDAQ	IONS	Tue, May 12, 1998	14.88	15.63	14.50	15.19
1765	NASDAQ	IONS	Mon, May 11, 1998	15.13	16.13	14.81	14.81
1764	NASDAQ	IONS	Fri, May 8, 1998	13.81	15.00	13.63	15.00
1763	NASDAQ	IONS	Thu, May 7, 1998	14.25	14.25	13.75	13.94
1762	NASDAQ	IONS	Wed, May 6, 1998	14.31	14.44	13.88	14.06
1761	NASDAQ	IONS	Tue, May 5, 1998	14.38	14.75	14.31	14.31
1760	NASDAQ	IONS	Mon, May 4, 1998	14.25	14.63	14.06	14.31
1759	NASDAQ	IONS	Fri, May 1, 1998	14.38	14.56	14.13	14.19
1758	NASDAQ	IONS	Thu, Apr 30, 1998	14.44	14.50	14.00	14.25
1757	NASDAQ	IONS	Wed, Apr 29, 1998	14.00	14.25	13.75	14.13
1756	NASDAQ	IONS	Tue, Apr 28, 1998	13.13	13.94	13.13	13.88
1755	NASDAQ	IONS	Mon, Apr 27, 1998	14.00	14.06	13.06	13.25
1754	NASDAQ	IONS	Fri, Apr 24, 1998	14.25	14.25	13.75	13.94
1753	NASDAQ	IONS	Thu, Apr 23, 1998	14.25	14.25	13.75	14.06
1752	NASDAQ	IONS	Wed, Apr 22, 1998	14.38	14.38	13.75	14.25
1751	NASDAQ	IONS	Tue, Apr 21, 1998	14.63	14.63	14.25	14.25
1750	NASDAQ	IONS	Mon, Apr 20, 1998	14.50	14.75	14.50	14.69
1749	NASDAQ	IONS	Fri, Apr 17, 1998	14.44	14.75	14.25	14.56
1748	NASDAQ	IONS	Thu, Apr 16, 1998	15.31	15.63	14.25	14.44
1747	NASDAQ	IONS	Wed, Apr 15, 1998	15.31	15.63	15.31	15.38
1746	NASDAQ	IONS	Tue, Apr 14, 1998	15.31	15.50	15.31	15.50
1745	NASDAQ	IONS	Mon, Apr 13, 1998	15.44	15.44	15.25	15.38
1744	NASDAQ	IONS	Thu, Apr 9, 1998	15.63	15.75	15.31	15.44
1743	NASDAQ	IONS	Wed, Apr 8, 1998	15.50	15.50	15.31	15.31
1742	NASDAQ	IONS	Tue, Apr 7, 1998	15.44	15.50	15.31	15.38
1741	NASDAQ	IONS	Mon, Apr 6, 1998	15.88	16.19	15.38	15.44
1740	NASDAQ	IONS	Fri, Apr 3, 1998	15.75	15.75	15.50	15.69
1739	NASDAQ	IONS	Thu, Apr 2, 1998	15.44	15.75	15.25	15.69
1738	NASDAQ	IONS	Wed, Apr 1, 1998	15.38	15.50	15.19	15.31
1737	NASDAQ	IONS	Tue, Mar 31, 1998	15.13	15.50	15.13	15.25
1736	NASDAQ	IONS	Mon, Mar 30, 1998	15.50	15.63	15.13	15.19
1735	NASDAQ	IONS	Fri, Mar 27, 1998	15.38	15.44	15.06	15.44
1734	NASDAQ	IONS	Thu, Mar 26, 1998	15.50	15.50	15.13	15.25
1733	NASDAQ	IONS	Wed, Mar 25, 1998	15.38	15.50	15.16	15.44
1732	NASDAQ	IONS	Tue, Mar 24, 1998	15.25	15.38	14.94	15.13
1731	NASDAQ	IONS	Mon, Mar 23, 1998	15.13	15.50	14.94	15.00
1730	NASDAQ	IONS	Fri, Mar 20, 1998	14.50	15.00	14.50	15.00
1729	NASDAQ	IONS	Thu, Mar 19, 1998	15.00	15.00	14.69	14.88
1728	NASDAQ	IONS	Wed, Mar 18, 1998	14.63	14.94	14.50	14.94
1727	NASDAQ	IONS	Tue, Mar 17, 1998	15.13	15.25	14.00	14.81
1726	NASDAQ	IONS	Mon, Mar 16, 1998	15.44	15.88	15.13	15.25
1725	NASDAQ	IONS	Fri, Mar 13, 1998	14.63	15.19	14.38	15.13
1724	NASDAQ	IONS	Thu, Mar 12, 1998	13.94	14.38	13.88	14.25
1723	NASDAQ	IONS	Wed, Mar 11, 1998	14.25	14.25	13.75	13.94
1722	NASDAQ	IONS	Tue, Mar 10, 1998	13.75	14.00	13.50	13.81
1721	NASDAQ	IONS	Mon, Mar 9, 1998	13.63	13.75	13.38	13.63
1720	NASDAQ	IONS	Fri, Mar 6, 1998	13.50	13.63	13.13	13.50
1719	NASDAQ	IONS	Thu, Mar 5, 1998	13.13	13.63	13.13	13.44
1718	NASDAQ	IONS	Wed, Mar 4, 1998	13.38	13.75	13.13	13.75
1717	NASDAQ	IONS	Tue, Mar 3, 1998	13.88	14.00	13.38	13.63
1716	NASDAQ	IONS	Mon, Mar 2, 1998	13.44	13.75	13.25	13.69
1715	NASDAQ	IONS	Fri, Feb 27, 1998	13.63	13.63	13.25	13.44
1714	NASDAQ	IONS	Thu, Feb 26, 1998	13.75	14.00	13.25	13.50
1713	NASDAQ	IONS	Wed, Feb 25, 1998	13.44	14.25	13.25	13.69
1712	NASDAQ	IONS	Tue, Feb 24, 1998	12.88	13.25	12.75	13.13
1711	NASDAQ	IONS	Mon, Feb 23, 1998	13.06	13.25	12.63	12.75
1710	NASDAQ	IONS	Fri, Feb 20, 1998	13.25	13.38	13.00	13.00
1709	NASDAQ	IONS	Thu, Feb 19, 1998	13.25	13.44	13.13	13.27
1708	NASDAQ	IONS	Wed, Feb 18, 1998	13.13	13.50	13.13	13.38
1707	NASDAQ	IONS	Tue, Feb 17, 1998	13.75	13.75	13.13	13.31
1706	NASDAQ	IONS	Fri, Feb 13, 1998	13.94	13.94	13.38	13.50
1705	NASDAQ	IONS	Thu, Feb 12, 1998	14.38	14.44	13.75	13.94
1704	NASDAQ	IONS	Wed, Feb 11, 1998	14.38	14.63	14.13	14.13
1703	NASDAQ	IONS	Tue, Feb 10, 1998	14.75	14.75	14.00	14.38
1702	NASDAQ	IONS	Mon, Feb 9, 1998	15.00	15.00	14.38	14.63
1701	NASDAQ	IONS	Fri, Feb 6, 1998	16.00	16.06	14.25	14.50
1700	NASDAQ	IONS	Thu, Feb 5, 1998	14.00	14.94	13.25	14.75
1699	NASDAQ	IONS	Wed, Feb 4, 1998	14.19	14.19	13.75	14.00
1698	NASDAQ	IONS	Tue, Feb 3, 1998	14.06	14.31	14.06	14.13
1697	NASDAQ	IONS	Mon, Feb 2, 1998	13.88	14.19	13.88	14.06
1696	NASDAQ	IONS	Fri, Jan 30, 1998	14.13	14.13	13.75	13.75
1695	NASDAQ	IONS	Thu, Jan 29, 1998	14.00	14.13	14.00	14.13
1694	NASDAQ	IONS	Wed, Jan 28, 1998	14.25	14.25	13.75	14.13
1693	NASDAQ	IONS	Tue, Jan 27, 1998	14.25	14.38	14.00	14.13
1692	NASDAQ	IONS	Mon, Jan 26, 1998	15.00	15.00	14.00	14.13
1691	NASDAQ	IONS	Fri, Jan 23, 1998	13.63	14.50	12.75	14.06
1690	NASDAQ	IONS	Thu, Jan 22, 1998	13.88	14.00	13.13	13.50
1689	NASDAQ	IONS	Wed, Jan 21, 1998	14.00	14.25	13.50	13.88
1688	NASDAQ	IONS	Tue, Jan 20, 1998	14.25	14.38	13.88	14.13
1687	NASDAQ	IONS	Fri, Jan 16, 1998	14.13	14.38	13.50	13.69
1686	NASDAQ	IONS	Thu, Jan 15, 1998	14.75	15.00	13.50	13.88
1685	NASDAQ	IONS	Wed, Jan 14, 1998	15.25	15.38	14.75	14.88
1684	NASDAQ	IONS	Tue, Jan 13, 1998	15.31	15.50	15.25	15.31
1683	NASDAQ	IONS	Mon, Jan 12, 1998	15.25	15.38	14.75	15.31
1682	NASDAQ	IONS	Fri, Jan 9, 1998	15.63	15.63	14.75	15.50
1681	NASDAQ	IONS	Thu, Jan 8, 1998	15.50	15.88	15.00	15.44
1680	NASDAQ	IONS	Wed, Jan 7, 1998	15.06	16.00	15.00	15.38
1679	NASDAQ	IONS	Tue, Jan 6, 1998	14.25	15.38	13.88	15.13
1678	NASDAQ	IONS	Mon, Jan 5, 1998	12.63	14.25	12.50	14.00
1677	NASDAQ	IONS	Fri, Jan 2, 1998	12.56	12.63	12.25	12.63
1676	NASDAQ	IONS	Wed, Dec 31, 1997	12.13	12.63	12.00	12.31
1675	NASDAQ	IONS	Tue, Dec 30, 1997	12.13	12.50	11.25	12.13
1674	NASDAQ	IONS	Mon, Dec 29, 1997	12.69	12.75	11.88	12.00
1673	NASDAQ	IONS	Fri, Dec 26, 1997	12.50	12.75	12.31	12.56
1672	NASDAQ	IONS	Wed, Dec 24, 1997	11.75	12.31	11.38	12.31
1671	NASDAQ	IONS	Tue, Dec 23, 1997	11.50	11.94	11.38	11.50
1670	NASDAQ	IONS	Mon, Dec 22, 1997	11.75	12.06	11.00	11.56
1669	NASDAQ	IONS	Fri, Dec 19, 1997	12.38	12.50	11.63	12.00
1668	NASDAQ	IONS	Thu, Dec 18, 1997	12.63	12.75	12.38	12.38
1667	NASDAQ	IONS	Wed, Dec 17, 1997	13.00	13.06	12.25	12.63
1666	NASDAQ	IONS	Tue, Dec 16, 1997	12.75	13.13	12.75	13.00
1665	NASDAQ	IONS	Mon, Dec 15, 1997	13.06	13.25	12.50	12.88
1664	NASDAQ	IONS	Fri, Dec 12, 1997	13.13	13.63	13.06	13.19
1663	NASDAQ	IONS	Thu, Dec 11, 1997	13.13	13.38	13.00	13.31
1662	NASDAQ	IONS	Wed, Dec 10, 1997	13.56	13.75	13.25	13.38
1661	NASDAQ	IONS	Tue, Dec 9, 1997	14.06	14.06	13.56	13.63
1660	NASDAQ	IONS	Mon, Dec 8, 1997	13.88	14.06	13.88	14.06
1659	NASDAQ	IONS	Fri, Dec 5, 1997	14.00	14.06	13.50	14.00
1658	NASDAQ	IONS	Thu, Dec 4, 1997	14.13	14.13	13.88	14.00
1657	NASDAQ	IONS	Wed, Dec 3, 1997	14.38	14.50	13.75	14.13
1656	NASDAQ	IONS	Tue, Dec 2, 1997	15.00	15.00	14.25	14.38
1655	NASDAQ	IONS	Mon, Dec 1, 1997	14.81	15.38	14.63	15.00
1654	NASDAQ	IONS	Fri, Nov 28, 1997	14.63	15.13	14.50	14.81
1653	NASDAQ	IONS	Wed, Nov 26, 1997	14.63	14.88	14.38	14.88
1652	NASDAQ	IONS	Tue, Nov 25, 1997	14.50	15.00	14.38	14.63
1651	NASDAQ	IONS	Mon, Nov 24, 1997	15.00	15.25	14.50	14.50
1650	NASDAQ	IONS	Fri, Nov 21, 1997	14.88	15.25	14.88	15.06
1649	NASDAQ	IONS	Thu, Nov 20, 1997	15.13	15.13	14.50	15.13
1648	NASDAQ	IONS	Wed, Nov 19, 1997	15.50	15.50	14.63	14.94
1647	NASDAQ	IONS	Tue, Nov 18, 1997	15.31	15.50	15.13	15.25
1646	NASDAQ	IONS	Mon, Nov 17, 1997	15.38	15.63	15.25	15.50
1645	NASDAQ	IONS	Fri, Nov 14, 1997	14.88	15.25	14.88	15.13
1644	NASDAQ	IONS	Thu, Nov 13, 1997	15.13	15.25	14.88	15.16
1643	NASDAQ	IONS	Wed, Nov 12, 1997	15.63	15.75	15.00	15.25
1642	NASDAQ	IONS	Tue, Nov 11, 1997	15.88	16.00	15.63	15.75
1641	NASDAQ	IONS	Mon, Nov 10, 1997	15.38	16.13	15.38	15.88
1640	NASDAQ	IONS	Fri, Nov 7, 1997	16.13	16.13	15.06	15.50
1639	NASDAQ	IONS	Thu, Nov 6, 1997	16.63	16.75	16.06	16.25
1638	NASDAQ	IONS	Wed, Nov 5, 1997	16.50	16.63	16.25	16.63
1637	NASDAQ	IONS	Tue, Nov 4, 1997	16.25	16.75	16.25	16.25
1636	NASDAQ	IONS	Mon, Nov 3, 1997	16.50	16.75	16.13	16.50
1635	NASDAQ	IONS	Fri, Oct 31, 1997	16.38	16.63	16.00	16.44
1634	NASDAQ	IONS	Thu, Oct 30, 1997	15.63	16.50	15.50	16.19
1633	NASDAQ	IONS	Wed, Oct 29, 1997	15.88	16.00	15.50	15.94
1632	NASDAQ	IONS	Tue, Oct 28, 1997	13.63	16.00	13.38	15.44
1631	NASDAQ	IONS	Mon, Oct 27, 1997	16.63	16.88	14.75	15.00
1630	NASDAQ	IONS	Fri, Oct 24, 1997	17.13	17.50	17.00	17.00
1629	NASDAQ	IONS	Thu, Oct 23, 1997	16.88	17.25	16.63	17.13
1628	NASDAQ	IONS	Wed, Oct 22, 1997	17.38	17.63	17.13	17.38
1627	NASDAQ	IONS	Tue, Oct 21, 1997	17.63	17.88	17.50	17.50
1626	NASDAQ	IONS	Mon, Oct 20, 1997	17.13	17.75	17.00	17.56
1625	NASDAQ	IONS	Fri, Oct 17, 1997	17.75	17.75	16.63	17.25
1624	NASDAQ	IONS	Thu, Oct 16, 1997	18.00	18.13	17.75	17.81
1623	NASDAQ	IONS	Wed, Oct 15, 1997	17.63	18.00	17.38	18.00
1622	NASDAQ	IONS	Tue, Oct 14, 1997	17.75	18.13	17.63	17.63
1621	NASDAQ	IONS	Mon, Oct 13, 1997	18.00	18.00	17.63	17.75
1620	NASDAQ	IONS	Fri, Oct 10, 1997	17.50	18.00	17.25	17.81
1619	NASDAQ	IONS	Thu, Oct 9, 1997	17.13	17.75	17.00	17.50
1618	NASDAQ	IONS	Wed, Oct 8, 1997	18.13	18.38	17.38	17.75
1617	NASDAQ	IONS	Tue, Oct 7, 1997	17.75	18.00	17.63	18.00
1616	NASDAQ	IONS	Mon, Oct 6, 1997	17.63	18.00	17.50	17.88
1615	NASDAQ	IONS	Fri, Oct 3, 1997	17.63	18.00	17.50	17.75
1614	NASDAQ	IONS	Thu, Oct 2, 1997	17.50	17.63	17.25	17.63
1613	NASDAQ	IONS	Wed, Oct 1, 1997	17.88	18.00	17.38	17.38
1612	NASDAQ	IONS	Tue, Sep 30, 1997	17.50	17.88	17.25	17.81
1611	NASDAQ	IONS	Mon, Sep 29, 1997	17.50	18.00	17.38	17.38
1610	NASDAQ	IONS	Fri, Sep 26, 1997	17.25	17.50	17.06	17.25
1609	NASDAQ	IONS	Thu, Sep 25, 1997	17.50	17.50	17.25	17.25
1608	NASDAQ	IONS	Wed, Sep 24, 1997	17.63	17.75	17.25	17.25
1607	NASDAQ	IONS	Tue, Sep 23, 1997	17.75	17.75	17.50	17.50
1606	NASDAQ	IONS	Mon, Sep 22, 1997	17.00	17.88	16.88	17.75
1605	NASDAQ	IONS	Fri, Sep 19, 1997	17.13	17.13	16.63	17.00
1604	NASDAQ	IONS	Thu, Sep 18, 1997	17.13	17.38	16.88	17.38
1603	NASDAQ	IONS	Wed, Sep 17, 1997	17.38	17.50	16.88	17.13
1602	NASDAQ	IONS	Tue, Sep 16, 1997	18.25	18.50	17.38	17.38
1601	NASDAQ	IONS	Mon, Sep 15, 1997	17.63	18.63	17.38	18.00
1600	NASDAQ	IONS	Fri, Sep 12, 1997	17.00	17.88	16.88	17.34
1599	NASDAQ	IONS	Thu, Sep 11, 1997	16.75	17.63	16.63	16.88
1598	NASDAQ	IONS	Wed, Sep 10, 1997	15.73	17.13	15.38	16.75
1597	NASDAQ	IONS	Tue, Sep 9, 1997	15.50	15.63	15.25	15.63
1596	NASDAQ	IONS	Mon, Sep 8, 1997	15.25	15.63	15.13	15.44
1595	NASDAQ	IONS	Fri, Sep 5, 1997	15.13	15.38	15.13	15.25
1594	NASDAQ	IONS	Thu, Sep 4, 1997	15.38	15.63	15.13	15.25
1593	NASDAQ	IONS	Wed, Sep 3, 1997	14.88	15.38	14.88	15.38
1592	NASDAQ	IONS	Tue, Sep 2, 1997	15.25	15.25	14.94	15.00
1591	NASDAQ	IONS	Fri, Aug 29, 1997	15.00	15.25	14.63	15.06
1590	NASDAQ	IONS	Thu, Aug 28, 1997	14.25	15.00	14.25	15.00
1589	NASDAQ	IONS	Wed, Aug 27, 1997	15.38	15.63	14.00	14.38
1588	NASDAQ	IONS	Tue, Aug 26, 1997	15.38	15.81	15.38	15.38
1587	NASDAQ	IONS	Mon, Aug 25, 1997	14.13	15.63	14.00	15.25
1586	NASDAQ	IONS	Fri, Aug 22, 1997	14.00	14.13	13.75	14.00
1585	NASDAQ	IONS	Thu, Aug 21, 1997	14.06	14.06	13.88	13.88
1584	NASDAQ	IONS	Wed, Aug 20, 1997	14.06	14.06	13.75	14.00
1583	NASDAQ	IONS	Tue, Aug 19, 1997	14.13	14.13	13.75	14.00
1582	NASDAQ	IONS	Mon, Aug 18, 1997	14.00	14.25	13.88	14.06
1581	NASDAQ	IONS	Fri, Aug 15, 1997	14.00	14.25	13.88	14.00
1580	NASDAQ	IONS	Thu, Aug 14, 1997	13.88	14.00	13.75	14.00
1579	NASDAQ	IONS	Wed, Aug 13, 1997	14.25	14.25	13.50	13.50
1578	NASDAQ	IONS	Tue, Aug 12, 1997	14.25	14.63	14.00	14.00
1577	NASDAQ	IONS	Mon, Aug 11, 1997	14.50	14.75	14.00	14.13
1576	NASDAQ	IONS	Fri, Aug 8, 1997	14.38	14.69	14.25	14.25
1575	NASDAQ	IONS	Thu, Aug 7, 1997	14.38	14.63	14.25	14.44
1574	NASDAQ	IONS	Wed, Aug 6, 1997	14.00	14.38	13.75	14.31
1573	NASDAQ	IONS	Tue, Aug 5, 1997	13.44	14.13	13.25	13.94
1572	NASDAQ	IONS	Mon, Aug 4, 1997	13.13	13.38	13.00	13.25
1571	NASDAQ	IONS	Fri, Aug 1, 1997	13.13	13.38	13.00	13.00
1570	NASDAQ	IONS	Thu, Jul 31, 1997	13.25	13.25	12.88	13.25
1569	NASDAQ	IONS	Wed, Jul 30, 1997	13.25	13.63	13.00	13.25
1568	NASDAQ	IONS	Tue, Jul 29, 1997	13.38	13.63	13.13	13.38
1567	NASDAQ	IONS	Mon, Jul 28, 1997	13.13	13.75	13.13	13.25
1566	NASDAQ	IONS	Fri, Jul 25, 1997	13.06	13.63	12.75	13.13
1565	NASDAQ	IONS	Thu, Jul 24, 1997	13.38	13.38	12.75	12.88
1564	NASDAQ	IONS	Wed, Jul 23, 1997	13.88	13.88	13.25	13.38
1563	NASDAQ	IONS	Tue, Jul 22, 1997	13.38	13.75	13.25	13.63
1562	NASDAQ	IONS	Mon, Jul 21, 1997	13.75	13.75	13.13	13.25
1561	NASDAQ	IONS	Fri, Jul 18, 1997	13.63	13.88	13.50	13.63
1560	NASDAQ	IONS	Thu, Jul 17, 1997	14.00	14.13	13.63	13.88
1559	NASDAQ	IONS	Wed, Jul 16, 1997	14.13	14.13	13.75	14.06
1558	NASDAQ	IONS	Tue, Jul 15, 1997	14.25	14.38	13.88	14.13
1557	NASDAQ	IONS	Mon, Jul 14, 1997	14.00	14.13	13.75	14.13
1556	NASDAQ	IONS	Fri, Jul 11, 1997	13.88	14.13	13.88	13.88
1555	NASDAQ	IONS	Thu, Jul 10, 1997	13.25	14.13	13.13	13.88
1554	NASDAQ	IONS	Wed, Jul 9, 1997	14.13	14.19	13.00	13.19
1553	NASDAQ	IONS	Tue, Jul 8, 1997	14.00	14.38	14.00	14.13
1552	NASDAQ	IONS	Mon, Jul 7, 1997	14.25	14.50	14.00	14.16
1551	NASDAQ	IONS	Thu, Jul 3, 1997	14.63	14.63	14.19	14.25
1550	NASDAQ	IONS	Wed, Jul 2, 1997	14.38	14.50	14.19	14.50
1549	NASDAQ	IONS	Tue, Jul 1, 1997	14.75	14.75	14.13	14.38
1548	NASDAQ	IONS	Mon, Jun 30, 1997	14.75	15.00	14.38	14.56
1547	NASDAQ	IONS	Fri, Jun 27, 1997	14.50	14.88	14.25	14.75
1546	NASDAQ	IONS	Thu, Jun 26, 1997	14.50	14.75	14.25	14.44
1545	NASDAQ	IONS	Wed, Jun 25, 1997	14.88	15.00	14.63	14.88
1544	NASDAQ	IONS	Tue, Jun 24, 1997	15.00	15.13	14.88	15.00
1543	NASDAQ	IONS	Mon, Jun 23, 1997	14.88	14.88	14.63	14.88
1542	NASDAQ	IONS	Fri, Jun 20, 1997	14.75	15.13	14.63	14.88
1541	NASDAQ	IONS	Thu, Jun 19, 1997	15.00	15.00	14.63	14.88
1540	NASDAQ	IONS	Wed, Jun 18, 1997	14.88	15.00	14.88	14.88
1539	NASDAQ	IONS	Tue, Jun 17, 1997	14.88	15.13	14.88	15.06
1538	NASDAQ	IONS	Mon, Jun 16, 1997	15.00	15.25	14.75	15.13
1537	NASDAQ	IONS	Fri, Jun 13, 1997	15.13	15.25	15.00	15.13
1536	NASDAQ	IONS	Thu, Jun 12, 1997	15.44	15.44	14.63	15.16
1535	NASDAQ	IONS	Wed, Jun 11, 1997	15.25	15.50	15.25	15.38
1534	NASDAQ	IONS	Tue, Jun 10, 1997	15.25	15.63	15.19	15.19
1533	NASDAQ	IONS	Mon, Jun 9, 1997	15.63	15.88	15.13	15.50
1532	NASDAQ	IONS	Fri, Jun 6, 1997	15.00	15.75	15.00	15.50
1531	NASDAQ	IONS	Thu, Jun 5, 1997	14.88	15.25	14.63	15.06
1530	NASDAQ	IONS	Wed, Jun 4, 1997	15.00	15.25	14.50	14.50
1529	NASDAQ	IONS	Tue, Jun 3, 1997	15.75	15.75	15.13	15.19
1528	NASDAQ	IONS	Mon, Jun 2, 1997	15.75	15.75	15.38	15.50
1527	NASDAQ	IONS	Fri, May 30, 1997	15.75	15.75	15.50	15.75
1526	NASDAQ	IONS	Thu, May 29, 1997	15.63	15.75	15.50	15.73
1525	NASDAQ	IONS	Wed, May 28, 1997	16.00	16.00	15.25	15.63
1524	NASDAQ	IONS	Tue, May 27, 1997	15.63	16.00	15.63	15.75
1523	NASDAQ	IONS	Fri, May 23, 1997	15.50	15.88	15.38	15.81
1522	NASDAQ	IONS	Thu, May 22, 1997	15.50	15.63	15.25	15.50
1521	NASDAQ	IONS	Wed, May 21, 1997	15.63	15.88	15.00	15.38
1520	NASDAQ	IONS	Tue, May 20, 1997	15.88	16.25	15.38	15.63
1519	NASDAQ	IONS	Mon, May 19, 1997	15.75	16.00	15.75	15.88
1518	NASDAQ	IONS	Fri, May 16, 1997	15.88	15.88	15.38	15.63
1517	NASDAQ	IONS	Thu, May 15, 1997	16.50	16.50	15.50	15.88
1516	NASDAQ	IONS	Wed, May 14, 1997	15.75	15.75	15.44	15.50
1515	NASDAQ	IONS	Tue, May 13, 1997	16.00	16.25	15.25	15.25
1514	NASDAQ	IONS	Mon, May 12, 1997	15.88	16.13	15.63	16.13
1513	NASDAQ	IONS	Fri, May 9, 1997	15.63	16.13	15.63	15.88
1512	NASDAQ	IONS	Thu, May 8, 1997	15.63	16.25	15.63	15.63
1511	NASDAQ	IONS	Wed, May 7, 1997	17.13	17.25	15.63	15.88
1510	NASDAQ	IONS	Tue, May 6, 1997	16.63	17.38	16.50	17.13
1509	NASDAQ	IONS	Mon, May 5, 1997	16.00	16.88	15.75	16.88
1508	NASDAQ	IONS	Fri, May 2, 1997	15.00	16.00	14.75	15.88
1507	NASDAQ	IONS	Thu, May 1, 1997	14.63	15.00	14.13	14.88
1506	NASDAQ	IONS	Wed, Apr 30, 1997	14.50	15.00	14.38	14.75
1505	NASDAQ	IONS	Tue, Apr 29, 1997	13.88	14.50	13.75	14.50
1504	NASDAQ	IONS	Mon, Apr 28, 1997	13.63	13.88	12.88	13.63
1503	NASDAQ	IONS	Fri, Apr 25, 1997	13.75	14.00	13.63	13.75
1502	NASDAQ	IONS	Thu, Apr 24, 1997	14.13	14.13	13.75	13.75
1501	NASDAQ	IONS	Wed, Apr 23, 1997	14.00	14.38	13.88	13.88
1500	NASDAQ	IONS	Tue, Apr 22, 1997	14.25	14.25	12.88	14.13
1499	NASDAQ	IONS	Mon, Apr 21, 1997	15.00	15.13	13.75	14.00
1498	NASDAQ	IONS	Fri, Apr 18, 1997	15.25	15.25	14.75	14.75
1497	NASDAQ	IONS	Thu, Apr 17, 1997	15.00	15.25	14.88	15.13
1496	NASDAQ	IONS	Wed, Apr 16, 1997	15.25	15.25	14.88	14.88
1495	NASDAQ	IONS	Tue, Apr 15, 1997	14.88	15.25	14.63	15.00
1494	NASDAQ	IONS	Mon, Apr 14, 1997	14.13	14.88	14.13	14.75
1493	NASDAQ	IONS	Fri, Apr 11, 1997	14.50	14.50	14.00	14.13
1492	NASDAQ	IONS	Thu, Apr 10, 1997	14.50	14.75	14.38	14.63
1491	NASDAQ	IONS	Wed, Apr 9, 1997	15.50	15.50	14.38	14.38
1490	NASDAQ	IONS	Tue, Apr 8, 1997	15.00	15.00	14.63	14.88
1489	NASDAQ	IONS	Mon, Apr 7, 1997	14.63	15.00	14.50	15.00
1488	NASDAQ	IONS	Fri, Apr 4, 1997	13.88	14.50	13.88	14.25
1487	NASDAQ	IONS	Thu, Apr 3, 1997	14.25	14.63	13.88	13.94
1486	NASDAQ	IONS	Wed, Apr 2, 1997	15.25	15.25	14.25	14.50
1485	NASDAQ	IONS	Tue, Apr 1, 1997	15.25	15.50	14.88	14.88
1484	NASDAQ	IONS	Mon, Mar 31, 1997	16.38	16.38	15.00	15.00
1483	NASDAQ	IONS	Thu, Mar 27, 1997	16.25	16.50	16.25	16.25
1482	NASDAQ	IONS	Wed, Mar 26, 1997	16.13	16.63	16.00	16.38
1481	NASDAQ	IONS	Tue, Mar 25, 1997	16.38	16.38	16.00	16.13
1480	NASDAQ	IONS	Mon, Mar 24, 1997	16.75	16.75	16.00	16.19
1479	NASDAQ	IONS	Fri, Mar 21, 1997	16.75	17.25	16.63	17.00
1478	NASDAQ	IONS	Thu, Mar 20, 1997	17.38	17.38	16.38	16.63
1477	NASDAQ	IONS	Wed, Mar 19, 1997	17.38	17.75	17.00	17.25
1476	NASDAQ	IONS	Tue, Mar 18, 1997	17.50	17.88	16.88	17.50
1475	NASDAQ	IONS	Mon, Mar 17, 1997	17.63	17.88	17.50	17.75
1474	NASDAQ	IONS	Fri, Mar 14, 1997	17.75	18.00	17.63	17.88
1473	NASDAQ	IONS	Thu, Mar 13, 1997	17.75	18.00	17.50	17.75
1472	NASDAQ	IONS	Wed, Mar 12, 1997	18.25	18.38	17.25	17.75
1471	NASDAQ	IONS	Tue, Mar 11, 1997	18.50	18.63	18.00	18.25
1470	NASDAQ	IONS	Mon, Mar 10, 1997	18.38	18.50	18.13	18.25
1469	NASDAQ	IONS	Fri, Mar 7, 1997	17.88	18.38	17.88	18.38
1468	NASDAQ	IONS	Thu, Mar 6, 1997	18.63	18.63	17.88	18.13
1467	NASDAQ	IONS	Wed, Mar 5, 1997	17.63	18.88	17.38	18.63
1466	NASDAQ	IONS	Tue, Mar 4, 1997	19.00	19.00	17.38	17.63
1465	NASDAQ	IONS	Mon, Mar 3, 1997	19.63	19.88	18.50	18.88
1464	NASDAQ	IONS	Fri, Feb 28, 1997	19.38	20.75	18.63	19.38
1463	NASDAQ	IONS	Thu, Feb 27, 1997	18.50	19.38	18.25	18.88
1462	NASDAQ	IONS	Wed, Feb 26, 1997	18.38	19.25	18.25	18.63
1461	NASDAQ	IONS	Tue, Feb 25, 1997	18.75	18.75	18.13	18.38
1460	NASDAQ	IONS	Mon, Feb 24, 1997	18.38	19.13	18.25	18.75
1459	NASDAQ	IONS	Fri, Feb 21, 1997	17.75	18.88	17.50	18.25
1458	NASDAQ	IONS	Thu, Feb 20, 1997	17.88	18.13	17.50	17.63
1457	NASDAQ	IONS	Wed, Feb 19, 1997	18.25	18.63	17.50	17.88
1456	NASDAQ	IONS	Tue, Feb 18, 1997	16.63	18.25	16.38	18.00
1455	NASDAQ	IONS	Fri, Feb 14, 1997	16.63	17.00	16.38	16.50
1454	NASDAQ	IONS	Thu, Feb 13, 1997	16.38	17.25	16.25	16.75
1453	NASDAQ	IONS	Wed, Feb 12, 1997	17.13	17.50	16.38	16.50
1452	NASDAQ	IONS	Tue, Feb 11, 1997	16.25	17.38	16.25	17.13
1451	NASDAQ	IONS	Mon, Feb 10, 1997	15.75	16.50	15.75	16.25
1450	NASDAQ	IONS	Fri, Feb 7, 1997	16.25	16.25	15.63	15.88
1449	NASDAQ	IONS	Thu, Feb 6, 1997	15.38	16.38	15.38	16.00
1448	NASDAQ	IONS	Wed, Feb 5, 1997	16.25	16.25	15.50	15.63
1447	NASDAQ	IONS	Tue, Feb 4, 1997	16.38	16.63	16.00	16.25
1446	NASDAQ	IONS	Mon, Feb 3, 1997	16.13	16.25	15.75	16.25
1445	NASDAQ	IONS	Fri, Jan 31, 1997	16.13	16.13	15.88	16.13
1444	NASDAQ	IONS	Thu, Jan 30, 1997	16.63	17.00	15.50	16.13
1443	NASDAQ	IONS	Wed, Jan 29, 1997	17.00	17.38	16.63	16.63
1442	NASDAQ	IONS	Tue, Jan 28, 1997	17.38	17.63	17.00	17.00
1441	NASDAQ	IONS	Mon, Jan 27, 1997	17.63	17.88	17.38	17.38
1440	NASDAQ	IONS	Fri, Jan 24, 1997	18.00	18.00	17.38	17.75
1439	NASDAQ	IONS	Thu, Jan 23, 1997	17.63	18.13	17.63	17.75
1438	NASDAQ	IONS	Wed, Jan 22, 1997	17.88	18.13	17.50	17.75
1437	NASDAQ	IONS	Tue, Jan 21, 1997	17.88	18.13	17.88	18.00
1436	NASDAQ	IONS	Mon, Jan 20, 1997	18.00	18.25	17.88	17.88
1435	NASDAQ	IONS	Fri, Jan 17, 1997	18.13	18.50	17.75	18.00
1434	NASDAQ	IONS	Thu, Jan 16, 1997	17.38	18.13	17.25	17.88
1433	NASDAQ	IONS	Wed, Jan 15, 1997	17.75	18.00	17.13	17.25
1432	NASDAQ	IONS	Tue, Jan 14, 1997	18.00	18.25	17.13	17.63
1431	NASDAQ	IONS	Mon, Jan 13, 1997	18.63	18.63	17.75	17.75
1430	NASDAQ	IONS	Fri, Jan 10, 1997	17.75	18.63	17.50	18.50
1429	NASDAQ	IONS	Thu, Jan 9, 1997	17.75	18.75	17.75	18.13
1428	NASDAQ	IONS	Wed, Jan 8, 1997	17.75	17.75	17.50	17.75
1427	NASDAQ	IONS	Tue, Jan 7, 1997	18.00	18.00	17.50	17.50
1426	NASDAQ	IONS	Mon, Jan 6, 1997	18.38	18.38	17.75	18.00
1425	NASDAQ	IONS	Fri, Jan 3, 1997	18.00	18.50	18.00	18.38
1424	NASDAQ	IONS	Thu, Jan 2, 1997	18.00	18.00	17.75	18.00
1423	NASDAQ	IONS	Tue, Dec 31, 1996	18.00	18.13	17.75	18.00
1422	NASDAQ	IONS	Mon, Dec 30, 1996	17.63	18.13	17.63	18.06
1421	NASDAQ	IONS	Fri, Dec 27, 1996	18.02	18.13	17.75	18.00
1420	NASDAQ	IONS	Thu, Dec 26, 1996	18.50	18.50	18.00	18.06
1419	NASDAQ	IONS	Tue, Dec 24, 1996	18.75	18.75	18.25	18.25
1418	NASDAQ	IONS	Mon, Dec 23, 1996	18.75	18.75	18.38	18.75
1417	NASDAQ	IONS	Fri, Dec 20, 1996	18.50	18.75	18.25	18.75
1416	NASDAQ	IONS	Thu, Dec 19, 1996	19.00	19.00	18.50	18.63
1415	NASDAQ	IONS	Wed, Dec 18, 1996	18.13	18.75	17.88	18.63
1414	NASDAQ	IONS	Tue, Dec 17, 1996	17.25	18.13	17.25	17.63
1413	NASDAQ	IONS	Mon, Dec 16, 1996	17.88	18.38	17.50	17.63
1412	NASDAQ	IONS	Fri, Dec 13, 1996	17.38	18.25	17.25	18.00
1411	NASDAQ	IONS	Thu, Dec 12, 1996	18.63	19.13	17.63	17.88
1410	NASDAQ	IONS	Wed, Dec 11, 1996	17.38	18.63	17.38	18.13
1409	NASDAQ	IONS	Tue, Dec 10, 1996	18.38	18.38	17.88	18.13
1408	NASDAQ	IONS	Mon, Dec 9, 1996	19.13	19.50	18.00	18.25
1407	NASDAQ	IONS	Fri, Dec 6, 1996	17.50	18.13	17.25	17.75
1406	NASDAQ	IONS	Thu, Dec 5, 1996	18.63	18.75	18.13	18.38
1405	NASDAQ	IONS	Wed, Dec 4, 1996	18.50	18.88	18.25	18.38
1404	NASDAQ	IONS	Tue, Dec 3, 1996	18.13	20.00	18.00	18.38
1403	NASDAQ	IONS	Mon, Dec 2, 1996	17.13	17.75	16.63	16.75
1402	NASDAQ	IONS	Fri, Nov 29, 1996	16.50	16.50	16.00	16.38
1401	NASDAQ	IONS	Wed, Nov 27, 1996	16.88	16.88	16.25	16.44
1400	NASDAQ	IONS	Tue, Nov 26, 1996	17.25	17.25	16.50	16.75
1399	NASDAQ	IONS	Mon, Nov 25, 1996	17.50	17.50	17.00	17.25
1398	NASDAQ	IONS	Fri, Nov 22, 1996	16.75	17.63	16.75	17.38
1397	NASDAQ	IONS	Thu, Nov 21, 1996	18.00	18.25	16.50	16.75
1396	NASDAQ	IONS	Wed, Nov 20, 1996	15.88	18.25	15.88	18.00
1395	NASDAQ	IONS	Tue, Nov 19, 1996	16.38	16.38	15.50	15.63
1394	NASDAQ	IONS	Mon, Nov 18, 1996	16.88	16.88	16.13	16.13
1393	NASDAQ	IONS	Fri, Nov 15, 1996	17.00	17.13	16.50	16.75
1392	NASDAQ	IONS	Thu, Nov 14, 1996	17.63	17.63	16.63	17.00
1391	NASDAQ	IONS	Wed, Nov 13, 1996	17.38	17.75	17.25	17.38
1390	NASDAQ	IONS	Tue, Nov 12, 1996	17.00	17.50	16.50	17.38
1389	NASDAQ	IONS	Mon, Nov 11, 1996	16.00	17.38	15.88	16.75
1388	NASDAQ	IONS	Fri, Nov 8, 1996	16.25	16.25	15.88	15.88
1387	NASDAQ	IONS	Thu, Nov 7, 1996	15.75	16.38	15.50	16.00
1386	NASDAQ	IONS	Wed, Nov 6, 1996	15.88	16.13	15.50	15.50
1385	NASDAQ	IONS	Tue, Nov 5, 1996	15.38	15.75	15.38	15.50
1384	NASDAQ	IONS	Mon, Nov 4, 1996	15.38	16.00	15.38	15.63
1383	NASDAQ	IONS	Fri, Nov 1, 1996	16.25	16.50	15.50	15.50
1382	NASDAQ	IONS	Thu, Oct 31, 1996	15.50	16.25	15.38	16.25
1381	NASDAQ	IONS	Wed, Oct 30, 1996	15.63	15.63	15.38	15.50
1380	NASDAQ	IONS	Tue, Oct 29, 1996	15.88	16.00	15.38	15.50
1379	NASDAQ	IONS	Mon, Oct 28, 1996	16.50	16.63	15.88	16.00
1378	NASDAQ	IONS	Fri, Oct 25, 1996	16.88	17.00	16.63	16.88
1377	NASDAQ	IONS	Thu, Oct 24, 1996	17.00	17.25	16.75	17.13
1376	NASDAQ	IONS	Wed, Oct 23, 1996	17.00	18.00	16.88	17.06
1375	NASDAQ	IONS	Tue, Oct 22, 1996	17.50	17.63	16.13	16.63
1374	NASDAQ	IONS	Mon, Oct 21, 1996	19.00	19.25	17.38	17.50
1373	NASDAQ	IONS	Fri, Oct 18, 1996	19.75	19.75	19.00	19.00
1372	NASDAQ	IONS	Thu, Oct 17, 1996	19.38	19.88	19.38	19.75
1371	NASDAQ	IONS	Wed, Oct 16, 1996	19.25	20.00	18.88	19.75
1370	NASDAQ	IONS	Tue, Oct 15, 1996	20.13	20.50	19.13	19.50
1369	NASDAQ	IONS	Mon, Oct 14, 1996	19.13	20.00	18.75	20.00
1368	NASDAQ	IONS	Fri, Oct 11, 1996	18.75	19.00	18.63	18.75
1367	NASDAQ	IONS	Thu, Oct 10, 1996	18.00	18.75	17.75	18.50
1366	NASDAQ	IONS	Wed, Oct 9, 1996	17.63	18.13	17.63	17.88
1365	NASDAQ	IONS	Tue, Oct 8, 1996	18.25	18.25	17.63	17.63
1364	NASDAQ	IONS	Mon, Oct 7, 1996	18.25	18.75	17.63	18.25
1363	NASDAQ	IONS	Fri, Oct 4, 1996	17.50	19.13	17.38	18.25
1362	NASDAQ	IONS	Thu, Oct 3, 1996	17.13	17.38	16.88	17.13
1361	NASDAQ	IONS	Wed, Oct 2, 1996	16.63	17.50	16.63	17.13
1360	NASDAQ	IONS	Tue, Oct 1, 1996	16.25	16.75	15.88	16.75
1359	NASDAQ	IONS	Mon, Sep 30, 1996	15.50	16.63	15.50	16.13
1358	NASDAQ	IONS	Fri, Sep 27, 1996	16.50	16.88	15.50	15.63
1357	NASDAQ	IONS	Thu, Sep 26, 1996	17.00	17.38	16.50	16.50
1356	NASDAQ	IONS	Wed, Sep 25, 1996	17.00	17.00	16.50	16.88
1355	NASDAQ	IONS	Tue, Sep 24, 1996	16.75	17.13	16.25	16.63
1354	NASDAQ	IONS	Mon, Sep 23, 1996	16.13	16.88	16.00	16.75
1353	NASDAQ	IONS	Fri, Sep 20, 1996	15.75	16.13	15.63	15.88
1352	NASDAQ	IONS	Thu, Sep 19, 1996	15.63	16.13	15.63	15.88
1351	NASDAQ	IONS	Wed, Sep 18, 1996	16.00	16.00	14.75	15.50
1350	NASDAQ	IONS	Tue, Sep 17, 1996	15.38	16.63	14.75	15.88
1349	NASDAQ	IONS	Mon, Sep 16, 1996	15.63	15.88	15.25	15.25
1348	NASDAQ	IONS	Fri, Sep 13, 1996	15.27	15.88	15.13	15.50
1347	NASDAQ	IONS	Thu, Sep 12, 1996	14.75	15.13	14.50	14.88
1346	NASDAQ	IONS	Wed, Sep 11, 1996	14.75	15.00	14.38	14.75
1345	NASDAQ	IONS	Tue, Sep 10, 1996	14.63	15.13	14.25	14.88
1344	NASDAQ	IONS	Mon, Sep 9, 1996	14.25	15.25	14.25	14.38
1343	NASDAQ	IONS	Fri, Sep 6, 1996	13.63	14.63	13.63	14.13
1342	NASDAQ	IONS	Thu, Sep 5, 1996	13.25	14.13	13.13	13.63
1341	NASDAQ	IONS	Wed, Sep 4, 1996	13.75	13.75	13.25	13.25
1340	NASDAQ	IONS	Tue, Sep 3, 1996	13.38	13.75	12.88	13.50
1339	NASDAQ	IONS	Fri, Aug 30, 1996	13.25	13.50	13.00	13.13
1338	NASDAQ	IONS	Thu, Aug 29, 1996	13.13	13.38	12.75	13.13
1337	NASDAQ	IONS	Wed, Aug 28, 1996	13.38	13.38	12.88	13.06
1336	NASDAQ	IONS	Tue, Aug 27, 1996	13.50	13.50	13.00	13.13
1335	NASDAQ	IONS	Mon, Aug 26, 1996	13.50	13.75	13.25	13.36
1334	NASDAQ	IONS	Fri, Aug 23, 1996	13.88	13.88	13.13	13.63
1333	NASDAQ	IONS	Thu, Aug 22, 1996	13.63	14.38	13.38	13.75
1332	NASDAQ	IONS	Wed, Aug 21, 1996	13.63	13.75	13.38	13.50
1331	NASDAQ	IONS	Tue, Aug 20, 1996	13.88	13.88	13.50	13.52
1330	NASDAQ	IONS	Mon, Aug 19, 1996	14.38	14.38	13.50	13.52
1329	NASDAQ	IONS	Fri, Aug 16, 1996	14.50	14.50	14.00	14.25
1328	NASDAQ	IONS	Thu, Aug 15, 1996	13.88	14.50	13.75	14.38
1327	NASDAQ	IONS	Wed, Aug 14, 1996	14.00	14.00	13.63	13.69
1326	NASDAQ	IONS	Tue, Aug 13, 1996	14.50	14.50	13.63	13.88
1325	NASDAQ	IONS	Mon, Aug 12, 1996	15.25	15.50	14.50	14.75
1324	NASDAQ	IONS	Fri, Aug 9, 1996	15.63	15.63	15.38	15.38
1323	NASDAQ	IONS	Thu, Aug 8, 1996	15.38	15.75	15.00	15.63
1322	NASDAQ	IONS	Wed, Aug 7, 1996	15.38	15.50	15.00	15.00
1321	NASDAQ	IONS	Tue, Aug 6, 1996	15.25	15.75	15.00	15.13
1320	NASDAQ	IONS	Mon, Aug 5, 1996	15.25	15.50	14.88	15.00
1319	NASDAQ	IONS	Fri, Aug 2, 1996	16.00	16.38	14.88	14.94
1318	NASDAQ	IONS	Thu, Aug 1, 1996	14.88	16.13	14.75	16.00
1317	NASDAQ	IONS	Wed, Jul 31, 1996	13.50	14.63	13.38	14.50
1316	NASDAQ	IONS	Tue, Jul 30, 1996	13.63	13.75	13.38	13.75
1315	NASDAQ	IONS	Mon, Jul 29, 1996	14.88	14.88	13.50	13.50
1314	NASDAQ	IONS	Fri, Jul 26, 1996	15.00	15.25	14.50	14.88
1313	NASDAQ	IONS	Thu, Jul 25, 1996	13.25	15.00	13.25	14.88
1312	NASDAQ	IONS	Wed, Jul 24, 1996	12.25	13.63	11.75	13.06
1311	NASDAQ	IONS	Tue, Jul 23, 1996	14.38	14.38	12.88	13.13
1310	NASDAQ	IONS	Mon, Jul 22, 1996	16.38	16.50	13.88	14.25
1309	NASDAQ	IONS	Fri, Jul 19, 1996	17.13	17.25	16.13	16.63
1308	NASDAQ	IONS	Thu, Jul 18, 1996	16.13	17.25	15.63	17.13
1307	NASDAQ	IONS	Wed, Jul 17, 1996	14.25	16.13	14.00	15.63
1306	NASDAQ	IONS	Tue, Jul 16, 1996	12.88	13.63	12.50	13.25
1305	NASDAQ	IONS	Mon, Jul 15, 1996	12.88	13.50	12.38	12.75
1304	NASDAQ	IONS	Fri, Jul 12, 1996	15.00	15.38	15.00	15.25
1303	NASDAQ	IONS	Thu, Jul 11, 1996	14.88	15.13	14.63	14.75
1302	NASDAQ	IONS	Wed, Jul 10, 1996	16.25	16.25	14.38	15.50
1301	NASDAQ	IONS	Tue, Jul 9, 1996	17.50	17.50	15.88	16.25
1300	NASDAQ	IONS	Mon, Jul 8, 1996	18.38	18.50	17.38	17.50
1299	NASDAQ	IONS	Fri, Jul 5, 1996	18.63	18.75	18.25	18.25
1298	NASDAQ	IONS	Wed, Jul 3, 1996	19.00	19.00	18.50	18.63
1297	NASDAQ	IONS	Tue, Jul 2, 1996	18.63	19.50	18.38	18.75
1296	NASDAQ	IONS	Mon, Jul 1, 1996	18.88	19.38	18.38	18.63
1295	NASDAQ	IONS	Fri, Jun 28, 1996	18.50	19.13	18.25	18.75
1294	NASDAQ	IONS	Thu, Jun 27, 1996	18.38	18.38	18.00	18.06
1293	NASDAQ	IONS	Wed, Jun 26, 1996	18.88	19.25	18.00	18.38
1292	NASDAQ	IONS	Tue, Jun 25, 1996	19.63	19.63	18.88	19.25
1291	NASDAQ	IONS	Mon, Jun 24, 1996	20.00	20.13	19.00	19.38
1290	NASDAQ	IONS	Fri, Jun 21, 1996	18.25	19.88	18.13	19.88
1289	NASDAQ	IONS	Thu, Jun 20, 1996	19.63	20.00	18.00	18.00
1288	NASDAQ	IONS	Wed, Jun 19, 1996	20.38	20.38	19.50	19.63
1287	NASDAQ	IONS	Tue, Jun 18, 1996	21.13	21.13	20.25	20.50
1286	NASDAQ	IONS	Mon, Jun 17, 1996	21.13	21.13	20.63	21.13
1285	NASDAQ	IONS	Fri, Jun 14, 1996	21.63	21.88	20.50	21.00
1284	NASDAQ	IONS	Thu, Jun 13, 1996	22.75	23.00	21.38	21.75
1283	NASDAQ	IONS	Wed, Jun 12, 1996	23.13	23.63	22.38	22.63
1282	NASDAQ	IONS	Tue, Jun 11, 1996	24.38	24.50	22.75	23.50
1281	NASDAQ	IONS	Mon, Jun 10, 1996	20.50	24.75	19.88	23.63
1280	NASDAQ	IONS	Fri, Jun 7, 1996	18.75	20.50	18.25	20.50
1279	NASDAQ	IONS	Thu, Jun 6, 1996	19.88	19.88	19.38	19.50
1278	NASDAQ	IONS	Wed, Jun 5, 1996	21.25	21.25	19.38	19.75
1277	NASDAQ	IONS	Tue, Jun 4, 1996	18.25	21.13	18.13	21.13
1276	NASDAQ	IONS	Mon, Jun 3, 1996	18.13	18.25	18.00	18.25
1275	NASDAQ	IONS	Fri, May 31, 1996	18.13	18.38	17.75	18.13
1274	NASDAQ	IONS	Thu, May 30, 1996	18.00	18.13	17.63	18.13
1273	NASDAQ	IONS	Wed, May 29, 1996	18.38	18.50	17.38	17.63
1272	NASDAQ	IONS	Tue, May 28, 1996	18.88	19.38	17.88	18.00
1271	NASDAQ	IONS	Fri, May 24, 1996	19.50	19.75	18.00	18.25
1270	NASDAQ	IONS	Thu, May 23, 1996	18.88	19.63	18.63	19.50
1269	NASDAQ	IONS	Wed, May 22, 1996	19.25	19.25	18.38	18.63
1268	NASDAQ	IONS	Tue, May 21, 1996	18.88	19.63	18.88	19.06
1267	NASDAQ	IONS	Mon, May 20, 1996	18.75	19.25	18.38	18.63
1266	NASDAQ	IONS	Fri, May 17, 1996	18.50	19.25	18.25	18.38
1265	NASDAQ	IONS	Thu, May 16, 1996	18.00	18.63	17.63	18.50
1264	NASDAQ	IONS	Wed, May 15, 1996	18.50	18.50	17.75	18.00
1263	NASDAQ	IONS	Tue, May 14, 1996	20.13	20.50	18.63	18.63
1262	NASDAQ	IONS	Mon, May 13, 1996	18.88	20.88	18.88	19.75
1261	NASDAQ	IONS	Fri, May 10, 1996	17.88	18.75	17.38	18.50
1260	NASDAQ	IONS	Thu, May 9, 1996	16.75	17.63	16.38	17.50
1259	NASDAQ	IONS	Wed, May 8, 1996	16.88	17.00	15.63	16.75
1258	NASDAQ	IONS	Tue, May 7, 1996	17.38	17.88	16.50	16.75
1257	NASDAQ	IONS	Mon, May 6, 1996	15.50	16.63	14.88	16.25
1256	NASDAQ	IONS	Fri, May 3, 1996	13.88	14.25	13.38	14.00
1255	NASDAQ	IONS	Thu, May 2, 1996	13.25	14.25	13.13	13.63
1254	NASDAQ	IONS	Wed, May 1, 1996	12.75	13.00	12.25	13.00
1253	NASDAQ	IONS	Tue, Apr 30, 1996	12.88	13.00	12.50	12.75
1252	NASDAQ	IONS	Mon, Apr 29, 1996	12.25	12.88	12.25	12.50
1251	NASDAQ	IONS	Fri, Apr 26, 1996	12.00	12.38	11.88	12.38
1250	NASDAQ	IONS	Thu, Apr 25, 1996	12.25	12.25	11.88	12.00
1249	NASDAQ	IONS	Wed, Apr 24, 1996	12.38	12.63	12.00	12.25
1248	NASDAQ	IONS	Tue, Apr 23, 1996	12.00	12.63	11.75	12.63
1247	NASDAQ	IONS	Mon, Apr 22, 1996	11.75	12.25	11.38	11.63
1246	NASDAQ	IONS	Fri, Apr 19, 1996	11.88	12.00	11.38	11.38
1245	NASDAQ	IONS	Thu, Apr 18, 1996	10.63	11.88	10.50	11.63
1244	NASDAQ	IONS	Wed, Apr 17, 1996	11.25	11.25	10.63	10.63
1243	NASDAQ	IONS	Tue, Apr 16, 1996	11.25	11.25	10.88	10.94
1242	NASDAQ	IONS	Mon, Apr 15, 1996	10.75	11.25	10.50	11.00
1241	NASDAQ	IONS	Fri, Apr 12, 1996	10.63	11.00	10.38	10.50
1240	NASDAQ	IONS	Thu, Apr 11, 1996	11.00	11.00	10.38	10.50
1239	NASDAQ	IONS	Wed, Apr 10, 1996	10.88	11.25	10.63	11.00
1238	NASDAQ	IONS	Tue, Apr 9, 1996	11.63	11.63	10.63	10.75
1237	NASDAQ	IONS	Mon, Apr 8, 1996	11.50	11.63	11.00	11.38
1236	NASDAQ	IONS	Thu, Apr 4, 1996	12.13	12.38	11.88	11.88
1235	NASDAQ	IONS	Wed, Apr 3, 1996	12.13	12.38	11.88	12.13
1234	NASDAQ	IONS	Tue, Apr 2, 1996	12.00	12.25	11.88	11.88
1233	NASDAQ	IONS	Mon, Apr 1, 1996	11.63	12.25	11.38	12.00
1232	NASDAQ	IONS	Fri, Mar 29, 1996	11.63	11.63	11.38	11.63
1231	NASDAQ	IONS	Thu, Mar 28, 1996	11.75	11.75	11.13	11.50
1230	NASDAQ	IONS	Wed, Mar 27, 1996	11.50	11.88	11.25	11.56
1229	NASDAQ	IONS	Tue, Mar 26, 1996	12.63	12.63	10.88	11.38
1228	NASDAQ	IONS	Mon, Mar 25, 1996	12.88	13.25	12.38	12.50
1227	NASDAQ	IONS	Fri, Mar 22, 1996	13.38	13.38	12.88	13.25
1226	NASDAQ	IONS	Thu, Mar 21, 1996	12.75	13.63	12.50	13.25
1225	NASDAQ	IONS	Wed, Mar 20, 1996	12.63	13.13	12.38	12.81
1224	NASDAQ	IONS	Tue, Mar 19, 1996	12.38	12.63	12.00	12.50
1223	NASDAQ	IONS	Mon, Mar 18, 1996	12.63	13.38	12.13	12.13
1222	NASDAQ	IONS	Fri, Mar 15, 1996	12.88	13.00	12.50	12.88
1221	NASDAQ	IONS	Thu, Mar 14, 1996	12.38	13.00	12.25	12.88
1220	NASDAQ	IONS	Wed, Mar 13, 1996	11.75	12.38	11.38	12.00
1219	NASDAQ	IONS	Tue, Mar 12, 1996	11.88	11.88	11.13	11.63
1218	NASDAQ	IONS	Mon, Mar 11, 1996	11.13	11.88	11.13	11.56
1217	NASDAQ	IONS	Fri, Mar 8, 1996	12.13	12.38	11.25	11.25
1216	NASDAQ	IONS	Thu, Mar 7, 1996	12.88	12.88	12.13	12.13
1215	NASDAQ	IONS	Wed, Mar 6, 1996	12.50	12.88	12.50	12.50
1214	NASDAQ	IONS	Tue, Mar 5, 1996	12.50	12.88	12.38	12.50
1213	NASDAQ	IONS	Mon, Mar 4, 1996	12.50	12.88	12.50	12.81
1212	NASDAQ	IONS	Fri, Mar 1, 1996	12.63	12.88	12.13	12.50
1211	NASDAQ	IONS	Thu, Feb 29, 1996	12.63	13.25	12.25	12.44
1210	NASDAQ	IONS	Wed, Feb 28, 1996	12.63	13.13	12.25	12.38
1209	NASDAQ	IONS	Tue, Feb 27, 1996	12.00	13.00	11.75	12.25
1208	NASDAQ	IONS	Mon, Feb 26, 1996	11.88	12.00	11.63	11.75
1207	NASDAQ	IONS	Fri, Feb 23, 1996	12.38	12.38	11.88	11.88
1206	NASDAQ	IONS	Thu, Feb 22, 1996	12.50	12.63	12.00	12.25
1205	NASDAQ	IONS	Wed, Feb 21, 1996	11.50	12.75	11.50	12.50
1204	NASDAQ	IONS	Tue, Feb 20, 1996	12.38	12.50	11.25	11.63
1203	NASDAQ	IONS	Fri, Feb 16, 1996	12.38	12.63	12.38	12.38
1202	NASDAQ	IONS	Thu, Feb 15, 1996	12.38	12.75	12.38	12.63
1201	NASDAQ	IONS	Wed, Feb 14, 1996	13.13	13.13	12.13	12.38
1200	NASDAQ	IONS	Tue, Feb 13, 1996	13.13	13.25	12.75	12.75
1199	NASDAQ	IONS	Mon, Feb 12, 1996	13.50	13.50	13.00	13.25
1198	NASDAQ	IONS	Fri, Feb 9, 1996	13.13	13.75	13.13	13.13
1197	NASDAQ	IONS	Thu, Feb 8, 1996	13.13	13.50	13.00	13.13
1196	NASDAQ	IONS	Wed, Feb 7, 1996	13.50	13.50	13.13	13.38
1195	NASDAQ	IONS	Tue, Feb 6, 1996	13.75	13.75	13.25	13.50
1194	NASDAQ	IONS	Mon, Feb 5, 1996	13.50	13.88	13.50	13.75
1193	NASDAQ	IONS	Fri, Feb 2, 1996	14.00	14.00	13.25	13.63
1192	NASDAQ	IONS	Thu, Feb 1, 1996	14.63	14.88	13.88	13.94
1191	NASDAQ	IONS	Wed, Jan 31, 1996	14.38	14.63	14.13	14.38
1190	NASDAQ	IONS	Tue, Jan 30, 1996	15.13	15.13	14.13	14.13
1189	NASDAQ	IONS	Mon, Jan 29, 1996	14.50	15.13	14.25	14.81
1188	NASDAQ	IONS	Fri, Jan 26, 1996	14.13	14.50	14.00	14.50
1187	NASDAQ	IONS	Thu, Jan 25, 1996	14.50	14.50	14.13	14.50
1186	NASDAQ	IONS	Wed, Jan 24, 1996	14.25	14.50	14.00	14.25
1185	NASDAQ	IONS	Tue, Jan 23, 1996	14.00	15.00	14.00	14.25
1184	NASDAQ	IONS	Mon, Jan 22, 1996	14.25	14.25	13.63	13.63
1183	NASDAQ	IONS	Fri, Jan 19, 1996	14.13	14.25	13.25	14.00
1182	NASDAQ	IONS	Thu, Jan 18, 1996	14.00	14.50	13.75	14.25
1181	NASDAQ	IONS	Wed, Jan 17, 1996	13.00	14.00	12.63	13.75
1180	NASDAQ	IONS	Tue, Jan 16, 1996	13.13	13.13	12.63	13.00
1179	NASDAQ	IONS	Mon, Jan 15, 1996	13.50	13.50	12.88	12.88
1178	NASDAQ	IONS	Fri, Jan 12, 1996	13.75	13.75	13.25	13.25
1177	NASDAQ	IONS	Thu, Jan 11, 1996	13.13	13.75	13.00	13.63
1176	NASDAQ	IONS	Wed, Jan 10, 1996	13.50	13.75	13.00	13.25
1175	NASDAQ	IONS	Tue, Jan 9, 1996	13.38	14.13	13.25	13.63
1174	NASDAQ	IONS	Mon, Jan 8, 1996	12.50	13.38	12.50	13.13
1173	NASDAQ	IONS	Fri, Jan 5, 1996	12.50	12.63	12.25	12.63
1172	NASDAQ	IONS	Thu, Jan 4, 1996	12.38	12.63	12.13	12.25
1171	NASDAQ	IONS	Wed, Jan 3, 1996	13.38	13.38	12.13	12.25
1170	NASDAQ	IONS	Tue, Jan 2, 1996	13.13	13.50	13.13	13.13
1169	NASDAQ	IONS	Fri, Dec 29, 1995	13.00	13.38	12.75	13.13
1168	NASDAQ	IONS	Thu, Dec 28, 1995	13.13	13.38	12.38	13.25
1167	NASDAQ	IONS	Wed, Dec 27, 1995	13.75	14.25	13.50	13.63
1166	NASDAQ	IONS	Tue, Dec 26, 1995	13.38	13.88	13.13	13.63
1165	NASDAQ	IONS	Fri, Dec 22, 1995	13.38	13.38	13.13	13.13
1164	NASDAQ	IONS	Thu, Dec 21, 1995	13.00	13.38	12.75	13.25
1163	NASDAQ	IONS	Wed, Dec 20, 1995	13.50	13.50	12.75	13.13
1162	NASDAQ	IONS	Tue, Dec 19, 1995	13.00	13.75	13.00	13.13
1161	NASDAQ	IONS	Mon, Dec 18, 1995	13.25	13.38	12.38	13.13
1160	NASDAQ	IONS	Fri, Dec 15, 1995	12.75	13.25	12.52	13.00
1159	NASDAQ	IONS	Thu, Dec 14, 1995	12.63	12.75	12.50	12.63
1158	NASDAQ	IONS	Wed, Dec 13, 1995	12.50	12.75	12.25	12.50
1157	NASDAQ	IONS	Tue, Dec 12, 1995	11.63	12.50	11.63	12.25
1156	NASDAQ	IONS	Mon, Dec 11, 1995	11.63	11.88	11.63	11.63
1155	NASDAQ	IONS	Fri, Dec 8, 1995	12.00	12.25	11.63	11.63
1154	NASDAQ	IONS	Thu, Dec 7, 1995	12.38	12.50	11.88	12.00
1153	NASDAQ	IONS	Wed, Dec 6, 1995	12.50	12.63	12.25	12.38
1152	NASDAQ	IONS	Tue, Dec 5, 1995	12.50	12.88	12.13	12.25
1151	NASDAQ	IONS	Mon, Dec 4, 1995	11.88	12.63	11.75	12.50
1150	NASDAQ	IONS	Fri, Dec 1, 1995	11.50	12.13	11.50	11.88
1149	NASDAQ	IONS	Thu, Nov 30, 1995	11.25	12.25	11.00	11.38
1148	NASDAQ	IONS	Wed, Nov 29, 1995	10.50	11.25	10.50	11.13
1147	NASDAQ	IONS	Tue, Nov 28, 1995	10.75	10.88	10.50	10.50
1146	NASDAQ	IONS	Mon, Nov 27, 1995	10.00	10.75	10.00	10.69
1145	NASDAQ	IONS	Fri, Nov 24, 1995	10.13	10.50	10.00	10.38
1144	NASDAQ	IONS	Wed, Nov 22, 1995	10.50	10.63	10.13	10.50
1143	NASDAQ	IONS	Tue, Nov 21, 1995	10.25	10.63	10.25	10.63
1142	NASDAQ	IONS	Mon, Nov 20, 1995	10.75	11.13	10.25	10.25
1141	NASDAQ	IONS	Fri, Nov 17, 1995	11.13	11.13	10.88	10.88
1140	NASDAQ	IONS	Thu, Nov 16, 1995	10.50	11.25	10.25	10.88
1139	NASDAQ	IONS	Wed, Nov 15, 1995	10.63	11.00	10.38	10.50
1138	NASDAQ	IONS	Tue, Nov 14, 1995	10.88	11.13	10.63	10.63
1137	NASDAQ	IONS	Mon, Nov 13, 1995	11.13	11.25	10.88	11.13
1136	NASDAQ	IONS	Fri, Nov 10, 1995	10.75	11.13	10.75	10.88
1135	NASDAQ	IONS	Thu, Nov 9, 1995	11.13	11.13	10.75	10.75
1134	NASDAQ	IONS	Wed, Nov 8, 1995	11.13	11.13	10.88	10.88
1133	NASDAQ	IONS	Tue, Nov 7, 1995	9.75	11.00	9.75	11.00
1132	NASDAQ	IONS	Mon, Nov 6, 1995	10.38	10.38	9.88	10.00
1131	NASDAQ	IONS	Fri, Nov 3, 1995	10.13	10.38	9.88	10.25
1130	NASDAQ	IONS	Thu, Nov 2, 1995	10.50	10.50	10.13	10.13
1129	NASDAQ	IONS	Wed, Nov 1, 1995	10.13	10.50	9.75	10.50
1128	NASDAQ	IONS	Tue, Oct 31, 1995	10.00	10.38	9.63	10.13
1127	NASDAQ	IONS	Mon, Oct 30, 1995	10.25	10.50	10.13	10.13
1126	NASDAQ	IONS	Fri, Oct 27, 1995	10.50	10.75	10.25	10.25
1125	NASDAQ	IONS	Thu, Oct 26, 1995	10.75	11.13	10.50	10.88
1124	NASDAQ	IONS	Wed, Oct 25, 1995	10.88	11.13	10.88	10.88
1123	NASDAQ	IONS	Tue, Oct 24, 1995	11.13	11.13	10.88	11.00
1122	NASDAQ	IONS	Mon, Oct 23, 1995	10.88	11.13	10.88	10.88
1121	NASDAQ	IONS	Fri, Oct 20, 1995	11.25	11.25	10.88	11.13
1120	NASDAQ	IONS	Thu, Oct 19, 1995	11.25	11.63	10.88	11.00
1119	NASDAQ	IONS	Wed, Oct 18, 1995	11.50	11.63	11.13	11.63
1118	NASDAQ	IONS	Tue, Oct 17, 1995	11.25	11.50	11.00	11.13
1117	NASDAQ	IONS	Mon, Oct 16, 1995	10.75	11.88	10.63	11.00
1116	NASDAQ	IONS	Fri, Oct 13, 1995	10.63	10.75	10.25	10.50
1115	NASDAQ	IONS	Thu, Oct 12, 1995	10.25	10.50	10.13	10.38
1114	NASDAQ	IONS	Wed, Oct 11, 1995	10.00	10.63	9.88	10.13
1113	NASDAQ	IONS	Tue, Oct 10, 1995	9.63	10.00	9.63	9.88
1112	NASDAQ	IONS	Mon, Oct 9, 1995	9.75	10.00	9.38	9.63
1111	NASDAQ	IONS	Fri, Oct 6, 1995	10.00	10.00	9.50	10.00
1110	NASDAQ	IONS	Thu, Oct 5, 1995	10.63	10.63	10.13	10.31
1109	NASDAQ	IONS	Wed, Oct 4, 1995	10.13	11.25	10.13	10.38
1108	NASDAQ	IONS	Tue, Oct 3, 1995	9.88	11.00	9.88	10.50
1107	NASDAQ	IONS	Mon, Oct 2, 1995	11.63	11.63	10.00	10.00
1106	NASDAQ	IONS	Fri, Sep 29, 1995	11.50	11.88	11.25	11.63
1105	NASDAQ	IONS	Thu, Sep 28, 1995	12.38	12.38	11.50	11.88
1104	NASDAQ	IONS	Wed, Sep 27, 1995	12.00	12.63	11.38	12.00
1103	NASDAQ	IONS	Tue, Sep 26, 1995	12.13	12.38	11.50	12.00
1102	NASDAQ	IONS	Mon, Sep 25, 1995	12.13	12.63	12.13	12.38
1101	NASDAQ	IONS	Fri, Sep 22, 1995	12.13	12.88	11.63	12.38
1100	NASDAQ	IONS	Thu, Sep 21, 1995	12.25	12.88	11.88	12.31
1099	NASDAQ	IONS	Wed, Sep 20, 1995	12.50	12.50	12.00	12.25
1098	NASDAQ	IONS	Tue, Sep 19, 1995	12.25	12.63	12.13	12.50
1097	NASDAQ	IONS	Mon, Sep 18, 1995	12.75	13.00	12.25	12.63
1096	NASDAQ	IONS	Fri, Sep 15, 1995	13.00	13.25	12.75	12.75
1095	NASDAQ	IONS	Thu, Sep 14, 1995	13.63	13.75	13.00	13.13
1094	NASDAQ	IONS	Wed, Sep 13, 1995	12.63	13.88	12.63	13.63
1093	NASDAQ	IONS	Tue, Sep 12, 1995	12.50	12.63	12.25	12.50
1092	NASDAQ	IONS	Mon, Sep 11, 1995	12.88	12.88	12.13	12.25
1091	NASDAQ	IONS	Fri, Sep 8, 1995	12.75	13.13	12.63	12.88
1090	NASDAQ	IONS	Thu, Sep 7, 1995	13.38	13.50	12.75	13.13
1089	NASDAQ	IONS	Wed, Sep 6, 1995	12.38	13.25	12.13	13.13
1088	NASDAQ	IONS	Tue, Sep 5, 1995	11.63	12.25	11.63	12.25
1087	NASDAQ	IONS	Fri, Sep 1, 1995	11.88	12.13	11.63	11.88
1086	NASDAQ	IONS	Thu, Aug 31, 1995	12.25	12.38	11.88	12.13
1085	NASDAQ	IONS	Wed, Aug 30, 1995	12.00	12.25	12.00	12.25
1084	NASDAQ	IONS	Tue, Aug 29, 1995	12.63	12.75	11.88	12.19
1083	NASDAQ	IONS	Mon, Aug 28, 1995	12.88	13.25	12.63	12.88
1082	NASDAQ	IONS	Fri, Aug 25, 1995	13.00	13.25	12.88	13.13
1081	NASDAQ	IONS	Thu, Aug 24, 1995	13.13	13.50	12.88	13.00
1080	NASDAQ	IONS	Wed, Aug 23, 1995	13.63	13.88	13.13	13.13
1079	NASDAQ	IONS	Tue, Aug 22, 1995	13.88	14.25	13.63	13.63
1078	NASDAQ	IONS	Mon, Aug 21, 1995	14.00	14.38	13.63	14.25
1077	NASDAQ	IONS	Fri, Aug 18, 1995	14.25	14.25	13.63	13.75
1076	NASDAQ	IONS	Thu, Aug 17, 1995	14.50	14.50	14.00	14.25
1075	NASDAQ	IONS	Wed, Aug 16, 1995	14.38	14.75	14.13	14.50
1074	NASDAQ	IONS	Tue, Aug 15, 1995	15.00	15.00	14.38	14.75
1073	NASDAQ	IONS	Mon, Aug 14, 1995	13.88	15.13	13.75	15.00
1072	NASDAQ	IONS	Fri, Aug 11, 1995	13.63	14.13	13.38	13.75
1071	NASDAQ	IONS	Thu, Aug 10, 1995	14.13	14.13	13.25	13.63
1070	NASDAQ	IONS	Wed, Aug 9, 1995	15.13	15.13	14.00	14.00
1069	NASDAQ	IONS	Tue, Aug 8, 1995	15.13	15.13	14.75	14.75
1068	NASDAQ	IONS	Mon, Aug 7, 1995	15.13	15.25	14.75	14.75
1067	NASDAQ	IONS	Fri, Aug 4, 1995	14.88	15.13	14.50	15.00
1066	NASDAQ	IONS	Thu, Aug 3, 1995	14.38	14.88	14.13	14.63
1065	NASDAQ	IONS	Wed, Aug 2, 1995	14.00	15.25	13.63	14.31
1064	NASDAQ	IONS	Tue, Aug 1, 1995	13.38	13.75	12.63	13.63
1063	NASDAQ	IONS	Mon, Jul 31, 1995	12.38	13.00	12.38	13.00
1062	NASDAQ	IONS	Fri, Jul 28, 1995	12.50	12.63	12.13	12.50
1061	NASDAQ	IONS	Thu, Jul 27, 1995	12.13	12.50	12.13	12.13
1060	NASDAQ	IONS	Wed, Jul 26, 1995	12.50	12.63	11.88	12.13
1059	NASDAQ	IONS	Tue, Jul 25, 1995	12.00	12.50	12.00	12.50
1058	NASDAQ	IONS	Mon, Jul 24, 1995	12.38	12.38	12.00	12.25
1057	NASDAQ	IONS	Fri, Jul 21, 1995	12.13	12.38	12.00	12.38
1056	NASDAQ	IONS	Thu, Jul 20, 1995	12.75	12.88	11.63	12.13
1055	NASDAQ	IONS	Wed, Jul 19, 1995	11.88	13.38	11.75	12.38
1054	NASDAQ	IONS	Tue, Jul 18, 1995	12.13	12.13	11.88	12.00
1053	NASDAQ	IONS	Mon, Jul 17, 1995	11.88	12.25	11.88	12.13
1052	NASDAQ	IONS	Fri, Jul 14, 1995	12.25	12.25	11.88	11.88
1051	NASDAQ	IONS	Thu, Jul 13, 1995	12.88	13.25	12.13	12.25
1050	NASDAQ	IONS	Wed, Jul 12, 1995	12.88	13.25	12.88	13.25
1049	NASDAQ	IONS	Tue, Jul 11, 1995	11.88	13.25	11.88	13.13
1048	NASDAQ	IONS	Mon, Jul 10, 1995	11.63	12.25	11.50	12.00
1047	NASDAQ	IONS	Fri, Jul 7, 1995	12.00	12.00	11.50	11.63
1046	NASDAQ	IONS	Thu, Jul 6, 1995	12.00	12.13	11.38	11.69
1045	NASDAQ	IONS	Wed, Jul 5, 1995	12.38	12.63	12.00	12.00
1044	NASDAQ	IONS	Mon, Jul 3, 1995	12.38	12.63	12.38	12.63
1043	NASDAQ	IONS	Fri, Jun 30, 1995	12.50	13.13	12.25	12.63
1042	NASDAQ	IONS	Thu, Jun 29, 1995	11.63	12.50	11.38	12.25
1041	NASDAQ	IONS	Wed, Jun 28, 1995	11.13	11.50	11.00	11.00
1040	NASDAQ	IONS	Tue, Jun 27, 1995	11.38	12.00	11.13	11.13
1039	NASDAQ	IONS	Mon, Jun 26, 1995	11.50	11.75	11.13	11.50
1038	NASDAQ	IONS	Fri, Jun 23, 1995	11.50	11.75	11.13	11.25
1037	NASDAQ	IONS	Thu, Jun 22, 1995	10.88	11.50	10.88	11.50
1036	NASDAQ	IONS	Wed, Jun 21, 1995	11.25	11.25	10.75	11.13
1035	NASDAQ	IONS	Tue, Jun 20, 1995	11.38	11.38	10.75	11.00
1034	NASDAQ	IONS	Mon, Jun 19, 1995	12.00	12.38	11.25	11.25
1033	NASDAQ	IONS	Fri, Jun 16, 1995	12.13	12.38	12.00	12.25
1032	NASDAQ	IONS	Thu, Jun 15, 1995	12.00	12.38	11.88	12.25
1031	NASDAQ	IONS	Wed, Jun 14, 1995	12.38	12.38	11.88	12.00
1030	NASDAQ	IONS	Tue, Jun 13, 1995	11.88	12.38	11.38	12.13
1029	NASDAQ	IONS	Mon, Jun 12, 1995	11.13	12.63	10.75	11.88
1028	NASDAQ	IONS	Fri, Jun 9, 1995	11.13	11.13	10.75	11.00
1027	NASDAQ	IONS	Thu, Jun 8, 1995	10.63	11.13	10.63	11.00
1026	NASDAQ	IONS	Wed, Jun 7, 1995	10.50	10.88	10.25	10.75
1025	NASDAQ	IONS	Tue, Jun 6, 1995	10.38	10.50	10.25	10.50
1024	NASDAQ	IONS	Mon, Jun 5, 1995	10.75	10.75	10.25	10.25
1023	NASDAQ	IONS	Fri, Jun 2, 1995	11.00	11.13	10.63	10.75
1022	NASDAQ	IONS	Thu, Jun 1, 1995	11.75	11.88	10.50	11.25
1021	NASDAQ	IONS	Wed, May 31, 1995	10.13	11.50	9.88	11.50
1020	NASDAQ	IONS	Tue, May 30, 1995	10.00	10.38	9.88	10.06
1019	NASDAQ	IONS	Fri, May 26, 1995	10.63	10.88	10.00	10.13
1018	NASDAQ	IONS	Thu, May 25, 1995	12.13	12.13	10.63	10.75
1017	NASDAQ	IONS	Wed, May 24, 1995	14.00	14.63	11.75	12.00
1016	NASDAQ	IONS	Tue, May 23, 1995	10.75	12.00	10.75	12.00
1015	NASDAQ	IONS	Mon, May 22, 1995	9.75	10.38	9.75	10.38
1014	NASDAQ	IONS	Fri, May 19, 1995	9.75	10.13	9.63	9.69
1013	NASDAQ	IONS	Thu, May 18, 1995	8.78	10.13	8.78	9.75
1012	NASDAQ	IONS	Wed, May 17, 1995	8.06	9.13	8.00	8.88
1011	NASDAQ	IONS	Tue, May 16, 1995	8.00	8.00	7.75	8.00
1010	NASDAQ	IONS	Mon, May 15, 1995	8.00	8.25	7.63	7.97
1009	NASDAQ	IONS	Fri, May 12, 1995	8.88	8.88	7.38	8.25
1008	NASDAQ	IONS	Thu, May 11, 1995	8.34	9.13	8.13	9.13
1007	NASDAQ	IONS	Wed, May 10, 1995	8.34	8.38	8.00	8.25
1006	NASDAQ	IONS	Tue, May 9, 1995	8.50	8.75	8.00	8.13
1005	NASDAQ	IONS	Mon, May 8, 1995	6.88	8.25	6.75	8.13
1004	NASDAQ	IONS	Fri, May 5, 1995	6.78	7.00	6.78	7.00
1003	NASDAQ	IONS	Thu, May 4, 1995	6.78	7.00	6.78	7.00
1002	NASDAQ	IONS	Wed, May 3, 1995	6.97	7.00	6.75	6.88
1001	NASDAQ	IONS	Tue, May 2, 1995	6.97	6.97	6.75	6.97
1000	NASDAQ	IONS	Mon, May 1, 1995	6.88	7.13	6.75	6.81
999	NASDAQ	IONS	Fri, Apr 28, 1995	7.09	7.09	6.88	7.00
998	NASDAQ	IONS	Thu, Apr 27, 1995	7.00	7.09	6.50	7.09
997	NASDAQ	IONS	Wed, Apr 26, 1995	7.00	7.00	6.75	6.88
996	NASDAQ	IONS	Tue, Apr 25, 1995	6.75	6.88	6.75	6.88
995	NASDAQ	IONS	Mon, Apr 24, 1995	6.75	6.88	6.63	6.88
994	NASDAQ	IONS	Fri, Apr 21, 1995	6.38	6.63	6.38	6.63
993	NASDAQ	IONS	Thu, Apr 20, 1995	7.00	7.25	6.50	6.50
992	NASDAQ	IONS	Wed, Apr 19, 1995	7.25	7.38	7.00	7.00
991	NASDAQ	IONS	Tue, Apr 18, 1995	7.28	7.63	7.00	7.00
990	NASDAQ	IONS	Mon, Apr 17, 1995	7.13	7.63	6.88	7.38
989	NASDAQ	IONS	Thu, Apr 13, 1995	6.75	7.00	6.63	7.00
988	NASDAQ	IONS	Wed, Apr 12, 1995	6.41	6.75	6.38	6.75
987	NASDAQ	IONS	Tue, Apr 11, 1995	6.13	6.38	6.00	6.38
986	NASDAQ	IONS	Mon, Apr 10, 1995	6.00	6.38	6.00	6.13
985	NASDAQ	IONS	Fri, Apr 7, 1995	6.50	6.50	6.00	6.00
984	NASDAQ	IONS	Thu, Apr 6, 1995	6.38	6.50	6.25	6.38
983	NASDAQ	IONS	Wed, Apr 5, 1995	6.25	6.38	6.00	6.38
982	NASDAQ	IONS	Tue, Apr 4, 1995	6.63	6.63	6.00	6.25
981	NASDAQ	IONS	Mon, Apr 3, 1995	6.50	6.63	6.38	6.38
980	NASDAQ	IONS	Fri, Mar 31, 1995	6.38	6.63	6.38	6.63
979	NASDAQ	IONS	Thu, Mar 30, 1995	6.75	6.75	6.38	6.50
978	NASDAQ	IONS	Wed, Mar 29, 1995	6.88	6.88	6.50	6.50
977	NASDAQ	IONS	Tue, Mar 28, 1995	6.63	6.88	6.63	6.75
976	NASDAQ	IONS	Mon, Mar 27, 1995	6.63	6.88	6.63	6.63
975	NASDAQ	IONS	Fri, Mar 24, 1995	6.38	7.38	6.25	6.81
974	NASDAQ	IONS	Thu, Mar 23, 1995	6.38	6.38	6.13	6.38
973	NASDAQ	IONS	Wed, Mar 22, 1995	6.38	6.50	6.13	6.38
972	NASDAQ	IONS	Tue, Mar 21, 1995	6.63	6.63	6.00	6.50
971	NASDAQ	IONS	Mon, Mar 20, 1995	7.00	7.25	6.38	6.63
970	NASDAQ	IONS	Fri, Mar 17, 1995	7.25	7.50	6.88	7.00
969	NASDAQ	IONS	Thu, Mar 16, 1995	7.38	7.63	7.25	7.50
968	NASDAQ	IONS	Wed, Mar 15, 1995	7.63	7.63	7.38	7.44
967	NASDAQ	IONS	Tue, Mar 14, 1995	7.88	8.25	7.44	7.50
966	NASDAQ	IONS	Mon, Mar 13, 1995	8.38	8.50	7.88	8.00
965	NASDAQ	IONS	Fri, Mar 10, 1995	8.13	8.63	8.13	8.38
964	NASDAQ	IONS	Thu, Mar 9, 1995	7.75	8.13	7.50	8.13
963	NASDAQ	IONS	Wed, Mar 8, 1995	7.88	7.88	7.50	7.50
962	NASDAQ	IONS	Tue, Mar 7, 1995	7.75	7.88	7.63	7.63
961	NASDAQ	IONS	Mon, Mar 6, 1995	7.38	7.75	7.13	7.75
960	NASDAQ	IONS	Fri, Mar 3, 1995	7.75	7.88	7.44	7.63
959	NASDAQ	IONS	Thu, Mar 2, 1995	6.75	7.63	6.75	7.63
958	NASDAQ	IONS	Wed, Mar 1, 1995	6.00	6.75	6.00	6.50
957	NASDAQ	IONS	Tue, Feb 28, 1995	6.00	6.00	5.63	5.63
956	NASDAQ	IONS	Mon, Feb 27, 1995	6.00	6.00	5.63	5.88
955	NASDAQ	IONS	Fri, Feb 24, 1995	5.88	6.00	5.63	5.88
954	NASDAQ	IONS	Thu, Feb 23, 1995	5.50	5.88	5.50	5.75
953	NASDAQ	IONS	Wed, Feb 22, 1995	5.50	5.75	5.50	5.75
952	NASDAQ	IONS	Tue, Feb 21, 1995	5.88	5.88	5.50	5.63
951	NASDAQ	IONS	Fri, Feb 17, 1995	5.63	5.75	5.38	5.75
950	NASDAQ	IONS	Thu, Feb 16, 1995	5.63	5.63	5.38	5.50
949	NASDAQ	IONS	Wed, Feb 15, 1995	5.13	5.63	5.13	5.63
948	NASDAQ	IONS	Tue, Feb 14, 1995	5.25	5.50	5.00	5.25
947	NASDAQ	IONS	Mon, Feb 13, 1995	5.50	5.63	5.25	5.25
946	NASDAQ	IONS	Fri, Feb 10, 1995	5.88	5.88	5.50	5.50
945	NASDAQ	IONS	Thu, Feb 9, 1995	5.88	5.88	5.63	5.69
944	NASDAQ	IONS	Wed, Feb 8, 1995	6.06	6.06	5.63	5.88
943	NASDAQ	IONS	Tue, Feb 7, 1995	6.06	6.06	6.00	6.06
942	NASDAQ	IONS	Mon, Feb 6, 1995	5.94	6.06	5.88	6.06
941	NASDAQ	IONS	Fri, Feb 3, 1995	5.88	6.13	5.75	6.00
940	NASDAQ	IONS	Thu, Feb 2, 1995	6.00	6.00	5.75	5.88
939	NASDAQ	IONS	Wed, Feb 1, 1995	6.00	6.13	5.75	5.75
938	NASDAQ	IONS	Tue, Jan 31, 1995	5.75	6.13	5.50	5.88
937	NASDAQ	IONS	Mon, Jan 30, 1995	5.00	5.75	4.75	5.75
936	NASDAQ	IONS	Fri, Jan 27, 1995	4.88	5.00	4.75	4.88
935	NASDAQ	IONS	Thu, Jan 26, 1995	4.75	4.88	4.63	4.75
934	NASDAQ	IONS	Wed, Jan 25, 1995	4.88	4.88	4.63	4.63
933	NASDAQ	IONS	Tue, Jan 24, 1995	4.75	5.00	4.50	4.88
932	NASDAQ	IONS	Mon, Jan 23, 1995	4.75	4.75	4.50	4.75
931	NASDAQ	IONS	Fri, Jan 20, 1995	4.50	4.88	4.38	4.88
930	NASDAQ	IONS	Thu, Jan 19, 1995	4.75	4.75	4.38	4.75
929	NASDAQ	IONS	Wed, Jan 18, 1995	4.63	5.00	4.50	4.75
928	NASDAQ	IONS	Tue, Jan 17, 1995	4.75	5.00	4.63	4.69
927	NASDAQ	IONS	Mon, Jan 16, 1995	4.88	5.00	4.75	5.00
926	NASDAQ	IONS	Fri, Jan 13, 1995	5.00	5.00	4.75	4.88
925	NASDAQ	IONS	Thu, Jan 12, 1995	4.88	4.88	4.63	4.88
924	NASDAQ	IONS	Wed, Jan 11, 1995	4.88	5.00	4.63	4.88
923	NASDAQ	IONS	Tue, Jan 10, 1995	5.13	5.13	4.88	4.94
922	NASDAQ	IONS	Mon, Jan 9, 1995	5.13	5.25	4.88	5.00
921	NASDAQ	IONS	Fri, Jan 6, 1995	4.50	5.00	4.25	4.75
920	NASDAQ	IONS	Thu, Jan 5, 1995	4.00	4.50	3.75	4.38
919	NASDAQ	IONS	Wed, Jan 4, 1995	4.00	4.00	3.63	4.00
918	NASDAQ	IONS	Tue, Jan 3, 1995	4.00	4.00	3.63	3.75
917	NASDAQ	IONS	Fri, Dec 30, 1994	3.88	4.00	3.75	4.00
916	NASDAQ	IONS	Thu, Dec 29, 1994	3.88	4.00	3.75	3.75
915	NASDAQ	IONS	Wed, Dec 28, 1994	3.88	4.00	3.75	3.75
914	NASDAQ	IONS	Tue, Dec 27, 1994	4.00	4.00	3.88	4.00
913	NASDAQ	IONS	Fri, Dec 23, 1994	4.00	4.00	3.88	3.88
912	NASDAQ	IONS	Thu, Dec 22, 1994	4.00	4.00	3.88	3.88
911	NASDAQ	IONS	Wed, Dec 21, 1994	3.88	4.00	3.88	3.88
910	NASDAQ	IONS	Tue, Dec 20, 1994	4.00	4.00	3.75	4.00
909	NASDAQ	IONS	Mon, Dec 19, 1994	4.13	4.25	3.88	3.94
908	NASDAQ	IONS	Fri, Dec 16, 1994	4.25	4.25	3.88	3.88
907	NASDAQ	IONS	Thu, Dec 15, 1994	4.13	4.50	4.00	4.00
906	NASDAQ	IONS	Wed, Dec 14, 1994	4.13	4.50	4.13	4.13
905	NASDAQ	IONS	Tue, Dec 13, 1994	4.38	4.50	4.13	4.31
904	NASDAQ	IONS	Mon, Dec 12, 1994	4.63	4.63	4.25	4.25
903	NASDAQ	IONS	Fri, Dec 9, 1994	4.38	4.63	4.38	4.63
902	NASDAQ	IONS	Thu, Dec 8, 1994	4.63	4.63	4.38	4.63
901	NASDAQ	IONS	Wed, Dec 7, 1994	4.63	4.63	4.38	4.63
900	NASDAQ	IONS	Tue, Dec 6, 1994	4.63	4.63	4.38	4.63
899	NASDAQ	IONS	Mon, Dec 5, 1994	4.88	4.88	4.38	4.38
898	NASDAQ	IONS	Fri, Dec 2, 1994	4.88	4.88	4.63	4.63
897	NASDAQ	IONS	Thu, Dec 1, 1994	5.00	5.00	4.63	4.63
896	NASDAQ	IONS	Wed, Nov 30, 1994	4.50	5.13	4.50	5.00
895	NASDAQ	IONS	Tue, Nov 29, 1994	4.25	4.75	4.13	4.50
894	NASDAQ	IONS	Mon, Nov 28, 1994	4.25	4.38	3.88	4.38
893	NASDAQ	IONS	Fri, Nov 25, 1994	4.25	4.25	3.88	4.25
892	NASDAQ	IONS	Wed, Nov 23, 1994	4.00	4.25	3.88	3.88
891	NASDAQ	IONS	Tue, Nov 22, 1994	4.00	4.25	4.00	4.00
890	NASDAQ	IONS	Mon, Nov 21, 1994	3.88	4.25	3.88	4.00
889	NASDAQ	IONS	Fri, Nov 18, 1994	3.88	4.13	3.88	4.13
888	NASDAQ	IONS	Thu, Nov 17, 1994	4.13	4.13	3.88	3.88
887	NASDAQ	IONS	Wed, Nov 16, 1994	4.13	4.13	3.88	4.00
886	NASDAQ	IONS	Tue, Nov 15, 1994	3.88	4.25	3.88	4.13
885	NASDAQ	IONS	Mon, Nov 14, 1994	4.00	4.25	3.88	4.00
884	NASDAQ	IONS	Fri, Nov 11, 1994	4.00	4.25	4.00	4.00
883	NASDAQ	IONS	Thu, Nov 10, 1994	3.88	4.13	3.88	4.00
882	NASDAQ	IONS	Wed, Nov 9, 1994	4.13	4.13	3.88	4.00
881	NASDAQ	IONS	Tue, Nov 8, 1994	4.00	4.13	3.88	4.00
880	NASDAQ	IONS	Mon, Nov 7, 1994	3.63	4.25	3.63	3.88
879	NASDAQ	IONS	Fri, Nov 4, 1994	3.63	3.88	3.25	3.38
878	NASDAQ	IONS	Thu, Nov 3, 1994	3.88	4.00	3.63	3.88
877	NASDAQ	IONS	Wed, Nov 2, 1994	3.75	4.13	3.75	4.00
876	NASDAQ	IONS	Tue, Nov 1, 1994	3.88	4.13	3.88	4.13
875	NASDAQ	IONS	Mon, Oct 31, 1994	4.25	4.25	3.88	3.88
874	NASDAQ	IONS	Fri, Oct 28, 1994	4.25	4.25	4.00	4.00
873	NASDAQ	IONS	Thu, Oct 27, 1994	4.50	4.50	4.00	4.00
872	NASDAQ	IONS	Wed, Oct 26, 1994	4.13	4.50	4.13	4.50
871	NASDAQ	IONS	Tue, Oct 25, 1994	4.13	4.25	3.88	4.00
870	NASDAQ	IONS	Mon, Oct 24, 1994	3.88	4.25	3.88	4.00
869	NASDAQ	IONS	Fri, Oct 21, 1994	3.88	4.13	3.88	3.94
868	NASDAQ	IONS	Thu, Oct 20, 1994	4.25	4.38	3.88	3.88
867	NASDAQ	IONS	Wed, Oct 19, 1994	4.38	4.63	4.25	4.25
866	NASDAQ	IONS	Tue, Oct 18, 1994	4.75	4.75	4.38	4.38
865	NASDAQ	IONS	Mon, Oct 17, 1994	4.50	4.88	4.50	4.50
864	NASDAQ	IONS	Fri, Oct 14, 1994	4.50	4.88	4.50	4.88
863	NASDAQ	IONS	Thu, Oct 13, 1994	4.63	5.00	4.63	4.63
862	NASDAQ	IONS	Wed, Oct 12, 1994	4.50	5.00	4.50	4.63
861	NASDAQ	IONS	Tue, Oct 11, 1994	4.63	4.88	4.50	4.50
860	NASDAQ	IONS	Mon, Oct 10, 1994	4.63	5.00	4.63	5.00
859	NASDAQ	IONS	Fri, Oct 7, 1994	5.00	5.00	4.63	4.63
858	NASDAQ	IONS	Thu, Oct 6, 1994	4.81	5.00	4.63	4.75
857	NASDAQ	IONS	Wed, Oct 5, 1994	4.75	5.00	4.63	4.88
856	NASDAQ	IONS	Tue, Oct 4, 1994	4.75	5.00	4.75	4.75
855	NASDAQ	IONS	Mon, Oct 3, 1994	4.75	5.00	4.75	4.75
854	NASDAQ	IONS	Fri, Sep 30, 1994	4.75	5.00	4.75	5.00
853	NASDAQ	IONS	Thu, Sep 29, 1994	5.00	5.00	4.75	5.00
852	NASDAQ	IONS	Wed, Sep 28, 1994	4.75	5.00	4.75	5.00
851	NASDAQ	IONS	Tue, Sep 27, 1994	5.00	5.00	4.75	4.88
850	NASDAQ	IONS	Mon, Sep 26, 1994	4.75	5.00	4.75	4.75
849	NASDAQ	IONS	Fri, Sep 23, 1994	5.00	5.00	4.75	5.00
848	NASDAQ	IONS	Thu, Sep 22, 1994	5.00	5.00	4.75	5.00
847	NASDAQ	IONS	Wed, Sep 21, 1994	4.88	5.13	4.75	4.75
846	NASDAQ	IONS	Tue, Sep 20, 1994	5.00	5.13	4.88	5.00
845	NASDAQ	IONS	Mon, Sep 19, 1994	4.88	5.13	4.88	5.00
844	NASDAQ	IONS	Fri, Sep 16, 1994	4.75	4.75	4.63	4.75
843	NASDAQ	IONS	Thu, Sep 15, 1994	4.69	4.75	4.63	4.63
842	NASDAQ	IONS	Wed, Sep 14, 1994	4.75	4.75	4.63	4.63
841	NASDAQ	IONS	Tue, Sep 13, 1994	4.88	4.88	4.63	4.75
840	NASDAQ	IONS	Mon, Sep 12, 1994	4.88	4.88	4.63	4.69
839	NASDAQ	IONS	Fri, Sep 9, 1994	4.88	5.00	4.63	4.75
838	NASDAQ	IONS	Thu, Sep 8, 1994	4.75	5.00	4.63	4.75
837	NASDAQ	IONS	Wed, Sep 7, 1994	4.75	5.00	4.75	4.75
836	NASDAQ	IONS	Tue, Sep 6, 1994	5.00	5.00	4.75	4.75
835	NASDAQ	IONS	Fri, Sep 2, 1994	4.75	5.00	4.75	4.88
834	NASDAQ	IONS	Thu, Sep 1, 1994	4.75	5.00	4.75	5.00
833	NASDAQ	IONS	Wed, Aug 31, 1994	4.75	5.00	4.75	4.75
832	NASDAQ	IONS	Tue, Aug 30, 1994	5.00	5.00	4.75	4.75
831	NASDAQ	IONS	Mon, Aug 29, 1994	4.75	5.00	4.75	4.75
830	NASDAQ	IONS	Fri, Aug 26, 1994	4.88	5.25	4.75	4.75
829	NASDAQ	IONS	Thu, Aug 25, 1994	4.88	5.25	4.88	4.88
828	NASDAQ	IONS	Wed, Aug 24, 1994	5.00	5.25	4.75	5.25
827	NASDAQ	IONS	Tue, Aug 23, 1994	4.88	5.25	4.75	5.00
826	NASDAQ	IONS	Mon, Aug 22, 1994	5.25	5.50	4.88	5.13
825	NASDAQ	IONS	Fri, Aug 19, 1994	5.50	5.50	5.25	5.50
824	NASDAQ	IONS	Thu, Aug 18, 1994	5.25	5.50	5.25	5.50
823	NASDAQ	IONS	Wed, Aug 17, 1994	5.50	5.75	5.25	5.25
822	NASDAQ	IONS	Tue, Aug 16, 1994	5.50	5.75	5.50	5.50
821	NASDAQ	IONS	Mon, Aug 15, 1994	5.75	5.75	5.38	5.50
820	NASDAQ	IONS	Fri, Aug 12, 1994	5.75	5.75	5.38	5.38
819	NASDAQ	IONS	Thu, Aug 11, 1994	5.75	5.75	5.38	5.75
818	NASDAQ	IONS	Wed, Aug 10, 1994	5.38	5.75	5.38	5.38
817	NASDAQ	IONS	Tue, Aug 9, 1994	5.13	5.38	4.88	5.25
816	NASDAQ	IONS	Mon, Aug 8, 1994	4.88	5.13	4.88	5.00
815	NASDAQ	IONS	Fri, Aug 5, 1994	5.13	5.13	4.88	4.94
814	NASDAQ	IONS	Thu, Aug 4, 1994	4.88	5.13	4.88	5.00
813	NASDAQ	IONS	Wed, Aug 3, 1994	5.38	5.38	4.88	5.00
812	NASDAQ	IONS	Tue, Aug 2, 1994	5.13	5.38	5.13	5.38
811	NASDAQ	IONS	Mon, Aug 1, 1994	5.13	5.38	5.13	5.13
810	NASDAQ	IONS	Fri, Jul 29, 1994	5.38	5.38	5.13	5.19
809	NASDAQ	IONS	Thu, Jul 28, 1994	5.13	5.38	5.13	5.13
808	NASDAQ	IONS	Wed, Jul 27, 1994	5.38	5.63	5.25	5.25
807	NASDAQ	IONS	Tue, Jul 26, 1994	5.38	5.63	5.38	5.38
806	NASDAQ	IONS	Mon, Jul 25, 1994	5.38	5.63	5.38	5.38
805	NASDAQ	IONS	Fri, Jul 22, 1994	5.38	5.63	5.13	5.50
804	NASDAQ	IONS	Thu, Jul 21, 1994	5.13	5.31	5.13	5.25
803	NASDAQ	IONS	Wed, Jul 20, 1994	5.13	5.25	5.13	5.13
802	NASDAQ	IONS	Tue, Jul 19, 1994	5.25	5.25	5.13	5.13
801	NASDAQ	IONS	Mon, Jul 18, 1994	5.25	5.25	5.13	5.25
800	NASDAQ	IONS	Fri, Jul 15, 1994	5.00	5.38	4.63	5.25
799	NASDAQ	IONS	Thu, Jul 14, 1994	5.13	5.25	4.63	5.00
798	NASDAQ	IONS	Wed, Jul 13, 1994	5.25	5.50	5.00	5.00
797	NASDAQ	IONS	Tue, Jul 12, 1994	5.75	6.00	5.38	5.38
796	NASDAQ	IONS	Mon, Jul 11, 1994	5.88	6.13	5.75	5.88
795	NASDAQ	IONS	Fri, Jul 8, 1994	5.88	6.13	5.88	5.88
794	NASDAQ	IONS	Thu, Jul 7, 1994	6.38	6.38	5.88	6.00
793	NASDAQ	IONS	Wed, Jul 6, 1994	6.25	6.50	6.25	6.38
792	NASDAQ	IONS	Tue, Jul 5, 1994	6.38	6.50	6.25	6.50
791	NASDAQ	IONS	Fri, Jul 1, 1994	6.38	6.75	6.38	6.50
790	NASDAQ	IONS	Thu, Jun 30, 1994	6.38	6.75	6.38	6.75
789	NASDAQ	IONS	Wed, Jun 29, 1994	6.63	6.63	6.38	6.38
788	NASDAQ	IONS	Tue, Jun 28, 1994	6.63	6.63	6.38	6.38
787	NASDAQ	IONS	Mon, Jun 27, 1994	6.50	6.75	6.38	6.63
786	NASDAQ	IONS	Fri, Jun 24, 1994	6.63	6.75	6.50	6.50
785	NASDAQ	IONS	Thu, Jun 23, 1994	6.63	7.00	6.63	6.75
784	NASDAQ	IONS	Wed, Jun 22, 1994	6.88	7.00	6.63	6.63
783	NASDAQ	IONS	Tue, Jun 21, 1994	6.88	7.13	6.88	6.88
782	NASDAQ	IONS	Mon, Jun 20, 1994	6.88	7.13	6.88	7.13
781	NASDAQ	IONS	Fri, Jun 17, 1994	7.13	7.13	7.00	7.06
780	NASDAQ	IONS	Thu, Jun 16, 1994	7.00	7.13	7.00	7.00
779	NASDAQ	IONS	Wed, Jun 15, 1994	7.00	7.25	7.00	7.06
778	NASDAQ	IONS	Tue, Jun 14, 1994	7.00	7.38	7.00	7.38
777	NASDAQ	IONS	Mon, Jun 13, 1994	7.38	7.38	7.00	7.38
776	NASDAQ	IONS	Fri, Jun 10, 1994	7.38	7.38	7.00	7.00
775	NASDAQ	IONS	Thu, Jun 9, 1994	7.00	7.13	7.00	7.13
774	NASDAQ	IONS	Wed, Jun 8, 1994	7.25	7.38	7.13	7.13
773	NASDAQ	IONS	Tue, Jun 7, 1994	7.13	7.38	7.13	7.25
772	NASDAQ	IONS	Mon, Jun 6, 1994	7.38	7.50	7.13	7.13
771	NASDAQ	IONS	Fri, Jun 3, 1994	7.25	7.50	7.13	7.50
770	NASDAQ	IONS	Thu, Jun 2, 1994	7.00	7.38	7.00	7.25
769	NASDAQ	IONS	Wed, Jun 1, 1994	7.13	7.13	7.13	7.13
768	NASDAQ	IONS	Tue, May 31, 1994	7.13	7.13	6.88	7.00
767	NASDAQ	IONS	Fri, May 27, 1994	6.75	7.13	6.50	6.75
766	NASDAQ	IONS	Thu, May 26, 1994	6.75	7.13	6.75	6.88
765	NASDAQ	IONS	Wed, May 25, 1994	7.13	7.13	6.75	7.13
764	NASDAQ	IONS	Tue, May 24, 1994	7.00	7.25	6.88	7.13
763	NASDAQ	IONS	Mon, May 23, 1994	6.63	6.88	6.50	6.88
762	NASDAQ	IONS	Fri, May 20, 1994	6.75	6.88	6.63	6.88
761	NASDAQ	IONS	Thu, May 19, 1994	6.88	6.88	6.63	6.75
760	NASDAQ	IONS	Wed, May 18, 1994	6.50	6.88	6.50	6.88
759	NASDAQ	IONS	Tue, May 17, 1994	6.38	6.75	6.38	6.75
758	NASDAQ	IONS	Mon, May 16, 1994	7.13	7.13	6.38	6.38
757	NASDAQ	IONS	Fri, May 13, 1994	7.13	7.25	7.00	7.00
756	NASDAQ	IONS	Thu, May 12, 1994	7.13	7.25	7.00	7.13
755	NASDAQ	IONS	Wed, May 11, 1994	7.50	7.63	7.13	7.13
754	NASDAQ	IONS	Tue, May 10, 1994	7.50	7.75	7.50	7.50
753	NASDAQ	IONS	Mon, May 9, 1994	7.50	7.75	7.50	7.50
752	NASDAQ	IONS	Fri, May 6, 1994	7.75	7.88	7.50	7.75
751	NASDAQ	IONS	Thu, May 5, 1994	7.38	7.75	7.38	7.69
750	NASDAQ	IONS	Wed, May 4, 1994	7.50	7.63	7.25	7.38
749	NASDAQ	IONS	Tue, May 3, 1994	7.88	7.88	7.25	7.50
748	NASDAQ	IONS	Mon, May 2, 1994	7.75	8.00	7.63	7.63
747	NASDAQ	IONS	Fri, Apr 29, 1994	8.13	8.25	7.75	7.75
746	NASDAQ	IONS	Thu, Apr 28, 1994	7.88	8.25	7.75	8.13
745	NASDAQ	IONS	Tue, Apr 26, 1994	6.75	7.13	6.50	7.13
744	NASDAQ	IONS	Mon, Apr 25, 1994	6.38	6.75	6.25	6.50
743	NASDAQ	IONS	Fri, Apr 22, 1994	6.25	6.50	6.25	6.25
742	NASDAQ	IONS	Thu, Apr 21, 1994	5.88	6.56	5.88	6.38
741	NASDAQ	IONS	Wed, Apr 20, 1994	6.38	6.38	5.88	6.00
740	NASDAQ	IONS	Tue, Apr 19, 1994	6.25	6.38	6.13	6.13
739	NASDAQ	IONS	Mon, Apr 18, 1994	6.38	6.50	6.25	6.50
738	NASDAQ	IONS	Fri, Apr 15, 1994	6.25	6.38	6.13	6.38
737	NASDAQ	IONS	Thu, Apr 14, 1994	6.38	6.38	6.13	6.38
736	NASDAQ	IONS	Wed, Apr 13, 1994	6.88	7.00	6.13	6.50
735	NASDAQ	IONS	Tue, Apr 12, 1994	7.25	7.25	6.88	6.88
734	NASDAQ	IONS	Mon, Apr 11, 1994	6.88	7.25	6.88	7.13
733	NASDAQ	IONS	Fri, Apr 8, 1994	6.88	7.25	6.88	7.06
732	NASDAQ	IONS	Thu, Apr 7, 1994	7.25	7.25	6.88	7.25
731	NASDAQ	IONS	Wed, Apr 6, 1994	6.88	7.25	6.88	7.25
730	NASDAQ	IONS	Tue, Apr 5, 1994	6.75	7.13	6.75	6.88
729	NASDAQ	IONS	Mon, Apr 4, 1994	7.00	7.00	6.75	6.88
728	NASDAQ	IONS	Thu, Mar 31, 1994	7.50	7.50	6.75	7.13
727	NASDAQ	IONS	Wed, Mar 30, 1994	7.25	7.50	7.13	7.13
726	NASDAQ	IONS	Tue, Mar 29, 1994	7.25	7.50	7.25	7.38
725	NASDAQ	IONS	Mon, Mar 28, 1994	7.63	7.63	7.25	7.38
724	NASDAQ	IONS	Fri, Mar 25, 1994	7.75	7.75	7.25	7.63
723	NASDAQ	IONS	Thu, Mar 24, 1994	8.13	8.13	7.63	7.63
722	NASDAQ	IONS	Wed, Mar 23, 1994	8.38	8.38	7.88	8.13
721	NASDAQ	IONS	Tue, Mar 22, 1994	8.25	8.38	8.00	8.38
720	NASDAQ	IONS	Mon, Mar 21, 1994	8.38	8.38	8.00	8.00
719	NASDAQ	IONS	Fri, Mar 18, 1994	8.13	8.38	8.13	8.38
718	NASDAQ	IONS	Thu, Mar 17, 1994	7.88	8.38	7.88	8.25
717	NASDAQ	IONS	Wed, Mar 16, 1994	8.00	8.00	7.88	8.00
716	NASDAQ	IONS	Tue, Mar 15, 1994	7.75	8.00	7.75	8.00
715	NASDAQ	IONS	Mon, Mar 14, 1994	7.50	7.88	7.50	7.75
714	NASDAQ	IONS	Fri, Mar 11, 1994	7.50	7.63	7.50	7.50
713	NASDAQ	IONS	Thu, Mar 10, 1994	7.63	8.00	7.50	7.63
712	NASDAQ	IONS	Wed, Mar 9, 1994	7.88	8.13	7.63	7.63
711	NASDAQ	IONS	Tue, Mar 8, 1994	8.13	8.13	7.88	8.00
710	NASDAQ	IONS	Mon, Mar 7, 1994	8.13	8.13	7.88	7.88
709	NASDAQ	IONS	Fri, Mar 4, 1994	7.75	8.13	7.75	8.13
708	NASDAQ	IONS	Thu, Mar 3, 1994	7.75	8.00	7.75	7.75
707	NASDAQ	IONS	Wed, Mar 2, 1994	8.00	8.00	7.63	7.75
706	NASDAQ	IONS	Tue, Mar 1, 1994	8.00	8.00	7.63	7.88
705	NASDAQ	IONS	Mon, Feb 28, 1994	8.00	8.00	7.63	7.63
704	NASDAQ	IONS	Fri, Feb 25, 1994	7.63	7.88	7.38	7.88
703	NASDAQ	IONS	Thu, Feb 24, 1994	8.13	8.13	7.50	7.63
702	NASDAQ	IONS	Wed, Feb 23, 1994	6.75	8.25	6.63	8.13
701	NASDAQ	IONS	Tue, Feb 22, 1994	6.88	7.13	6.75	6.75
700	NASDAQ	IONS	Fri, Feb 18, 1994	7.25	7.25	7.00	7.00
699	NASDAQ	IONS	Thu, Feb 17, 1994	7.13	7.25	7.13	7.13
698	NASDAQ	IONS	Wed, Feb 16, 1994	6.88	7.25	6.88	7.13
697	NASDAQ	IONS	Tue, Feb 15, 1994	7.25	7.25	6.88	6.88
696	NASDAQ	IONS	Mon, Feb 14, 1994	7.00	7.25	7.00	7.00
695	NASDAQ	IONS	Fri, Feb 11, 1994	7.00	7.25	7.00	7.25
694	NASDAQ	IONS	Thu, Feb 10, 1994	7.00	7.25	7.00	7.25
693	NASDAQ	IONS	Wed, Feb 9, 1994	7.00	7.13	7.00	7.13
692	NASDAQ	IONS	Tue, Feb 8, 1994	7.13	7.13	7.00	7.00
691	NASDAQ	IONS	Mon, Feb 7, 1994	7.00	7.13	6.75	7.00
690	NASDAQ	IONS	Fri, Feb 4, 1994	7.38	7.63	7.00	7.00
689	NASDAQ	IONS	Thu, Feb 3, 1994	7.63	7.88	7.38	7.38
688	NASDAQ	IONS	Wed, Feb 2, 1994	7.88	8.00	7.63	7.63
687	NASDAQ	IONS	Tue, Feb 1, 1994	7.63	8.00	7.63	7.88
686	NASDAQ	IONS	Mon, Jan 31, 1994	7.88	7.88	7.50	7.88
685	NASDAQ	IONS	Fri, Jan 28, 1994	7.25	7.88	7.25	7.63
684	NASDAQ	IONS	Thu, Jan 27, 1994	7.13	7.38	6.88	7.38
683	NASDAQ	IONS	Wed, Jan 26, 1994	6.88	7.13	6.88	7.00
682	NASDAQ	IONS	Tue, Jan 25, 1994	7.00	7.13	6.88	7.00
681	NASDAQ	IONS	Mon, Jan 24, 1994	6.63	7.00	6.38	7.00
680	NASDAQ	IONS	Fri, Jan 21, 1994	6.75	6.75	6.38	6.38
679	NASDAQ	IONS	Thu, Jan 20, 1994	6.50	6.75	6.50	6.50
678	NASDAQ	IONS	Wed, Jan 19, 1994	6.50	6.75	6.50	6.75
677	NASDAQ	IONS	Tue, Jan 18, 1994	6.63	6.75	6.50	6.75
676	NASDAQ	IONS	Mon, Jan 17, 1994	6.63	7.00	6.63	6.63
675	NASDAQ	IONS	Fri, Jan 14, 1994	6.75	7.00	6.63	6.63
674	NASDAQ	IONS	Thu, Jan 13, 1994	6.63	6.88	6.63	6.63
673	NASDAQ	IONS	Wed, Jan 12, 1994	7.00	7.00	6.63	6.63
672	NASDAQ	IONS	Tue, Jan 11, 1994	6.88	7.13	6.88	6.88
671	NASDAQ	IONS	Mon, Jan 10, 1994	7.13	7.13	6.88	7.00
670	NASDAQ	IONS	Fri, Jan 7, 1994	7.00	7.13	6.63	7.13
669	NASDAQ	IONS	Thu, Jan 6, 1994	6.88	7.13	6.63	6.75
668	NASDAQ	IONS	Wed, Jan 5, 1994	6.75	7.13	6.75	7.00
667	NASDAQ	IONS	Tue, Jan 4, 1994	7.13	7.13	6.75	7.13
666	NASDAQ	IONS	Mon, Jan 3, 1994	6.75	7.25	6.75	7.13
665	NASDAQ	IONS	Fri, Dec 31, 1993	6.88	7.13	6.75	6.75
664	NASDAQ	IONS	Thu, Dec 30, 1993	6.88	7.13	6.88	6.88
663	NASDAQ	IONS	Wed, Dec 29, 1993	6.88	7.13	6.88	6.88
662	NASDAQ	IONS	Tue, Dec 28, 1993	6.75	7.13	6.75	7.00
661	NASDAQ	IONS	Mon, Dec 27, 1993	6.38	7.00	6.38	7.00
660	NASDAQ	IONS	Thu, Dec 23, 1993	6.00	6.63	6.00	6.50
659	NASDAQ	IONS	Wed, Dec 22, 1993	6.00	6.25	6.00	6.25
658	NASDAQ	IONS	Tue, Dec 21, 1993	6.13	6.25	6.00	6.25
657	NASDAQ	IONS	Mon, Dec 20, 1993	6.38	6.38	6.13	6.13
656	NASDAQ	IONS	Fri, Dec 17, 1993	6.50	6.50	6.13	6.13
655	NASDAQ	IONS	Thu, Dec 16, 1993	6.38	6.50	6.25	6.25
654	NASDAQ	IONS	Wed, Dec 15, 1993	6.38	6.63	6.38	6.63
653	NASDAQ	IONS	Tue, Dec 14, 1993	6.38	6.63	6.38	6.50
652	NASDAQ	IONS	Mon, Dec 13, 1993	6.63	6.63	6.38	6.38
651	NASDAQ	IONS	Fri, Dec 10, 1993	6.25	6.63	6.25	6.63
650	NASDAQ	IONS	Thu, Dec 9, 1993	6.63	6.63	6.38	6.38
649	NASDAQ	IONS	Wed, Dec 8, 1993	6.75	7.00	6.38	6.50
648	NASDAQ	IONS	Tue, Dec 7, 1993	6.75	7.00	6.75	6.88
647	NASDAQ	IONS	Mon, Dec 6, 1993	7.00	7.00	6.75	6.88
646	NASDAQ	IONS	Fri, Dec 3, 1993	6.63	7.00	6.63	6.75
645	NASDAQ	IONS	Thu, Dec 2, 1993	6.75	7.00	6.63	6.63
644	NASDAQ	IONS	Wed, Dec 1, 1993	7.00	7.00	6.63	6.75
643	NASDAQ	IONS	Tue, Nov 30, 1993	7.13	7.25	6.63	6.63
642	NASDAQ	IONS	Mon, Nov 29, 1993	7.13	7.38	7.13	7.13
641	NASDAQ	IONS	Fri, Nov 26, 1993	7.38	7.38	7.13	7.25
640	NASDAQ	IONS	Wed, Nov 24, 1993	6.88	7.38	6.88	7.38
639	NASDAQ	IONS	Tue, Nov 23, 1993	7.00	7.00	6.88	6.88
638	NASDAQ	IONS	Mon, Nov 22, 1993	7.00	7.25	6.88	7.00
637	NASDAQ	IONS	Fri, Nov 19, 1993	7.13	7.38	7.13	7.13
636	NASDAQ	IONS	Thu, Nov 18, 1993	7.38	7.38	7.13	7.13
635	NASDAQ	IONS	Wed, Nov 17, 1993	7.38	7.50	7.13	7.25
634	NASDAQ	IONS	Tue, Nov 16, 1993	7.50	7.50	7.38	7.38
633	NASDAQ	IONS	Mon, Nov 15, 1993	7.50	7.50	7.38	7.38
632	NASDAQ	IONS	Fri, Nov 12, 1993	7.50	7.50	7.38	7.50
631	NASDAQ	IONS	Thu, Nov 11, 1993	7.63	7.63	7.38	7.50
630	NASDAQ	IONS	Wed, Nov 10, 1993	7.50	7.63	7.50	7.63
629	NASDAQ	IONS	Tue, Nov 9, 1993	7.50	7.63	7.50	7.63
628	NASDAQ	IONS	Mon, Nov 8, 1993	7.63	7.63	7.38	7.50
627	NASDAQ	IONS	Fri, Nov 5, 1993	7.38	7.50	7.38	7.50
626	NASDAQ	IONS	Thu, Nov 4, 1993	7.63	7.75	7.50	7.50
625	NASDAQ	IONS	Wed, Nov 3, 1993	7.75	7.88	7.50	7.63
624	NASDAQ	IONS	Tue, Nov 2, 1993	7.88	8.13	7.88	7.88
623	NASDAQ	IONS	Mon, Nov 1, 1993	7.75	8.00	7.75	7.88
622	NASDAQ	IONS	Fri, Oct 29, 1993	7.88	8.00	7.75	8.00
621	NASDAQ	IONS	Thu, Oct 28, 1993	7.88	8.13	7.63	7.88
620	NASDAQ	IONS	Wed, Oct 27, 1993	7.63	7.88	7.63	7.63
619	NASDAQ	IONS	Tue, Oct 26, 1993	8.00	8.13	7.63	7.63
618	NASDAQ	IONS	Mon, Oct 25, 1993	7.50	8.13	7.50	8.00
617	NASDAQ	IONS	Fri, Oct 22, 1993	7.38	7.63	7.13	7.38
616	NASDAQ	IONS	Thu, Oct 21, 1993	6.88	7.38	6.88	7.13
615	NASDAQ	IONS	Wed, Oct 20, 1993	6.88	7.13	6.88	7.00
614	NASDAQ	IONS	Tue, Oct 19, 1993	7.63	7.63	6.88	7.00
613	NASDAQ	IONS	Mon, Oct 18, 1993	8.00	8.00	7.25	7.63
612	NASDAQ	IONS	Fri, Oct 15, 1993	8.50	8.50	7.88	8.00
611	NASDAQ	IONS	Thu, Oct 14, 1993	7.00	8.88	7.00	8.25
610	NASDAQ	IONS	Wed, Oct 13, 1993	6.50	7.00	6.25	7.00
609	NASDAQ	IONS	Tue, Oct 12, 1993	6.00	6.50	6.00	6.50
608	NASDAQ	IONS	Mon, Oct 11, 1993	6.13	6.13	5.75	6.00
607	NASDAQ	IONS	Fri, Oct 8, 1993	6.13	6.13	5.75	6.13
606	NASDAQ	IONS	Thu, Oct 7, 1993	5.88	6.13	5.75	5.75
605	NASDAQ	IONS	Wed, Oct 6, 1993	6.25	6.25	5.88	5.88
604	NASDAQ	IONS	Tue, Oct 5, 1993	6.38	6.38	6.00	6.00
603	NASDAQ	IONS	Mon, Oct 4, 1993	6.13	6.38	6.13	6.25
602	NASDAQ	IONS	Fri, Oct 1, 1993	6.25	6.38	6.13	6.38
601	NASDAQ	IONS	Thu, Sep 30, 1993	6.13	6.38	6.13	6.25
600	NASDAQ	IONS	Wed, Sep 29, 1993	6.25	6.38	6.13	6.13
599	NASDAQ	IONS	Tue, Sep 28, 1993	5.88	6.38	5.88	6.00
598	NASDAQ	IONS	Mon, Sep 27, 1993	6.00	6.00	5.88	6.00
597	NASDAQ	IONS	Fri, Sep 24, 1993	5.88	6.00	5.88	6.00
596	NASDAQ	IONS	Thu, Sep 23, 1993	5.63	6.00	5.63	5.88
595	NASDAQ	IONS	Wed, Sep 22, 1993	5.75	5.88	5.50	5.63
594	NASDAQ	IONS	Tue, Sep 21, 1993	5.75	5.75	5.63	5.63
593	NASDAQ	IONS	Mon, Sep 20, 1993	5.63	5.75	5.50	5.63
592	NASDAQ	IONS	Fri, Sep 17, 1993	5.63	5.75	5.63	5.75
591	NASDAQ	IONS	Thu, Sep 16, 1993	5.63	5.75	5.63	5.75
590	NASDAQ	IONS	Wed, Sep 15, 1993	5.88	6.00	5.75	5.75
589	NASDAQ	IONS	Tue, Sep 14, 1993	6.38	6.38	5.88	5.88
588	NASDAQ	IONS	Mon, Sep 13, 1993	6.00	6.38	6.00	6.00
587	NASDAQ	IONS	Fri, Sep 10, 1993	6.00	6.38	6.00	6.13
586	NASDAQ	IONS	Thu, Sep 9, 1993	6.38	6.50	6.00	6.00
585	NASDAQ	IONS	Wed, Sep 8, 1993	6.13	6.50	6.13	6.50
584	NASDAQ	IONS	Tue, Sep 7, 1993	6.38	6.50	6.13	6.50
583	NASDAQ	IONS	Fri, Sep 3, 1993	6.13	6.38	6.13	6.13
582	NASDAQ	IONS	Thu, Sep 2, 1993	6.00	6.38	6.00	6.38
581	NASDAQ	IONS	Wed, Sep 1, 1993	6.25	6.25	6.00	6.25
580	NASDAQ	IONS	Tue, Aug 31, 1993	5.88	6.25	5.88	6.25
579	NASDAQ	IONS	Mon, Aug 30, 1993	6.00	6.13	5.75	6.13
578	NASDAQ	IONS	Fri, Aug 27, 1993	6.00	6.00	5.75	5.75
577	NASDAQ	IONS	Thu, Aug 26, 1993	5.75	6.00	5.75	5.88
576	NASDAQ	IONS	Wed, Aug 25, 1993	5.88	6.25	5.75	5.75
575	NASDAQ	IONS	Tue, Aug 24, 1993	6.13	6.13	5.88	6.13
574	NASDAQ	IONS	Mon, Aug 23, 1993	6.00	6.25	5.88	6.13
573	NASDAQ	IONS	Fri, Aug 20, 1993	6.25	6.25	5.88	6.25
572	NASDAQ	IONS	Thu, Aug 19, 1993	6.13	6.25	5.88	6.00
571	NASDAQ	IONS	Wed, Aug 18, 1993	5.63	6.13	5.63	6.00
570	NASDAQ	IONS	Tue, Aug 17, 1993	5.75	5.88	5.50	5.75
569	NASDAQ	IONS	Mon, Aug 16, 1993	5.50	5.88	5.50	5.75
568	NASDAQ	IONS	Fri, Aug 13, 1993	5.50	5.88	5.50	5.50
567	NASDAQ	IONS	Thu, Aug 12, 1993	5.50	5.88	5.50	5.50
566	NASDAQ	IONS	Wed, Aug 11, 1993	5.75	5.88	5.50	5.75
565	NASDAQ	IONS	Tue, Aug 10, 1993	5.75	5.75	5.50	5.75
564	NASDAQ	IONS	Mon, Aug 9, 1993	5.88	5.88	5.50	5.75
563	NASDAQ	IONS	Fri, Aug 6, 1993	5.50	5.88	5.50	5.88
562	NASDAQ	IONS	Thu, Aug 5, 1993	5.88	5.88	5.50	5.50
561	NASDAQ	IONS	Wed, Aug 4, 1993	5.50	5.88	5.50	5.50
560	NASDAQ	IONS	Tue, Aug 3, 1993	5.88	5.88	5.50	5.50
559	NASDAQ	IONS	Mon, Aug 2, 1993	5.88	5.88	5.50	5.50
558	NASDAQ	IONS	Fri, Jul 30, 1993	5.50	5.88	5.50	5.88
557	NASDAQ	IONS	Thu, Jul 29, 1993	5.50	5.75	5.50	5.50
556	NASDAQ	IONS	Wed, Jul 28, 1993	5.88	5.88	5.50	5.75
555	NASDAQ	IONS	Tue, Jul 27, 1993	5.63	5.88	5.63	5.63
554	NASDAQ	IONS	Mon, Jul 26, 1993	5.63	5.75	5.63	5.75
553	NASDAQ	IONS	Fri, Jul 23, 1993	5.88	5.88	5.50	5.63
552	NASDAQ	IONS	Thu, Jul 22, 1993	5.88	6.13	5.75	5.75
551	NASDAQ	IONS	Wed, Jul 21, 1993	6.00	6.13	5.88	6.13
550	NASDAQ	IONS	Tue, Jul 20, 1993	6.00	6.25	6.00	6.00
549	NASDAQ	IONS	Mon, Jul 19, 1993	6.13	6.38	5.88	6.00
548	NASDAQ	IONS	Fri, Jul 16, 1993	6.13	6.38	6.13	6.13
547	NASDAQ	IONS	Thu, Jul 15, 1993	6.38	6.38	6.13	6.13
546	NASDAQ	IONS	Wed, Jul 14, 1993	6.38	6.38	6.13	6.25
545	NASDAQ	IONS	Tue, Jul 13, 1993	6.63	6.63	6.13	6.13
544	NASDAQ	IONS	Mon, Jul 12, 1993	6.38	6.63	6.38	6.50
543	NASDAQ	IONS	Fri, Jul 9, 1993	6.38	6.63	6.38	6.38
542	NASDAQ	IONS	Thu, Jul 8, 1993	6.38	6.63	6.38	6.63
541	NASDAQ	IONS	Wed, Jul 7, 1993	6.50	6.63	6.25	6.50
540	NASDAQ	IONS	Tue, Jul 6, 1993	6.38	6.63	6.13	6.50
539	NASDAQ	IONS	Fri, Jul 2, 1993	6.25	6.38	6.13	6.13
538	NASDAQ	IONS	Thu, Jul 1, 1993	6.63	6.63	6.25	6.38
537	NASDAQ	IONS	Wed, Jun 30, 1993	6.38	6.63	6.38	6.38
536	NASDAQ	IONS	Tue, Jun 29, 1993	6.50	6.75	6.38	6.63
535	NASDAQ	IONS	Mon, Jun 28, 1993	6.50	6.75	6.50	6.75
534	NASDAQ	IONS	Fri, Jun 25, 1993	6.75	6.75	6.50	6.75
533	NASDAQ	IONS	Thu, Jun 24, 1993	6.63	6.88	6.50	6.50
532	NASDAQ	IONS	Wed, Jun 23, 1993	6.63	6.75	6.63	6.63
531	NASDAQ	IONS	Tue, Jun 22, 1993	6.63	6.75	6.63	6.63
530	NASDAQ	IONS	Mon, Jun 21, 1993	6.50	6.75	6.50	6.63
529	NASDAQ	IONS	Fri, Jun 18, 1993	6.63	6.63	6.50	6.50
528	NASDAQ	IONS	Thu, Jun 17, 1993	6.63	6.63	6.50	6.63
527	NASDAQ	IONS	Wed, Jun 16, 1993	6.75	6.75	6.50	6.50
526	NASDAQ	IONS	Tue, Jun 15, 1993	6.88	6.88	6.50	6.50
525	NASDAQ	IONS	Mon, Jun 14, 1993	6.88	6.88	6.63	6.63
524	NASDAQ	IONS	Fri, Jun 11, 1993	7.00	7.00	6.63	6.63
523	NASDAQ	IONS	Thu, Jun 10, 1993	6.88	7.00	6.88	7.00
522	NASDAQ	IONS	Wed, Jun 9, 1993	7.00	7.00	6.75	7.00
521	NASDAQ	IONS	Tue, Jun 8, 1993	6.88	7.00	6.75	6.75
520	NASDAQ	IONS	Mon, Jun 7, 1993	6.75	7.00	6.75	7.00
519	NASDAQ	IONS	Fri, Jun 4, 1993	6.75	7.00	6.75	6.88
518	NASDAQ	IONS	Thu, Jun 3, 1993	6.75	7.00	6.75	6.88
517	NASDAQ	IONS	Wed, Jun 2, 1993	7.00	7.00	6.75	6.75
516	NASDAQ	IONS	Tue, Jun 1, 1993	7.00	7.00	6.75	6.75
515	NASDAQ	IONS	Fri, May 28, 1993	7.00	7.00	6.75	6.75
514	NASDAQ	IONS	Thu, May 27, 1993	6.88	7.00	6.75	6.75
513	NASDAQ	IONS	Wed, May 26, 1993	6.75	6.88	6.75	6.88
512	NASDAQ	IONS	Tue, May 25, 1993	7.00	7.00	6.75	6.88
511	NASDAQ	IONS	Mon, May 24, 1993	7.00	7.00	6.75	6.88
510	NASDAQ	IONS	Fri, May 21, 1993	6.88	7.00	6.75	7.00
509	NASDAQ	IONS	Thu, May 20, 1993	6.88	7.13	6.75	6.75
508	NASDAQ	IONS	Wed, May 19, 1993	6.88	6.88	6.63	6.88
507	NASDAQ	IONS	Tue, May 18, 1993	6.63	6.88	6.63	6.63
506	NASDAQ	IONS	Mon, May 17, 1993	6.88	6.88	6.63	6.63
505	NASDAQ	IONS	Fri, May 14, 1993	6.88	6.88	6.63	6.88
504	NASDAQ	IONS	Thu, May 13, 1993	6.75	6.88	6.63	6.75
503	NASDAQ	IONS	Wed, May 12, 1993	7.00	7.25	6.75	6.88
502	NASDAQ	IONS	Tue, May 11, 1993	7.38	7.38	7.13	7.13
501	NASDAQ	IONS	Mon, May 10, 1993	7.13	7.38	7.13	7.13
500	NASDAQ	IONS	Fri, May 7, 1993	7.13	7.50	7.13	7.38
499	NASDAQ	IONS	Thu, May 6, 1993	6.75	7.50	6.63	7.38
498	NASDAQ	IONS	Wed, May 5, 1993	6.75	6.75	6.63	6.75
497	NASDAQ	IONS	Tue, May 4, 1993	6.63	6.75	6.50	6.75
496	NASDAQ	IONS	Mon, May 3, 1993	6.25	6.63	5.88	6.50
495	NASDAQ	IONS	Fri, Apr 30, 1993	6.13	6.25	5.88	5.88
494	NASDAQ	IONS	Thu, Apr 29, 1993	6.13	6.25	5.88	6.00
493	NASDAQ	IONS	Wed, Apr 28, 1993	6.00	6.13	5.75	6.13
492	NASDAQ	IONS	Tue, Apr 27, 1993	5.75	6.00	5.75	6.00
491	NASDAQ	IONS	Mon, Apr 26, 1993	5.75	6.00	5.75	5.75
490	NASDAQ	IONS	Fri, Apr 23, 1993	6.13	6.13	5.88	5.88
489	NASDAQ	IONS	Thu, Apr 22, 1993	5.88	6.13	5.75	5.88
488	NASDAQ	IONS	Wed, Apr 21, 1993	5.50	5.88	5.50	5.75
487	NASDAQ	IONS	Tue, Apr 20, 1993	6.00	6.00	5.50	5.88
486	NASDAQ	IONS	Mon, Apr 19, 1993	5.75	6.00	5.75	5.75
485	NASDAQ	IONS	Fri, Apr 16, 1993	5.75	6.13	5.75	5.75
484	NASDAQ	IONS	Thu, Apr 15, 1993	5.75	6.13	5.75	5.75
483	NASDAQ	IONS	Wed, Apr 14, 1993	5.75	6.13	5.75	5.75
482	NASDAQ	IONS	Tue, Apr 13, 1993	5.88	6.13	5.75	5.75
481	NASDAQ	IONS	Mon, Apr 12, 1993	5.88	6.13	5.88	5.88
480	NASDAQ	IONS	Thu, Apr 8, 1993	5.88	6.13	5.88	5.88
479	NASDAQ	IONS	Wed, Apr 7, 1993	5.88	6.13	5.88	6.00
478	NASDAQ	IONS	Tue, Apr 6, 1993	6.13	6.13	5.88	5.88
477	NASDAQ	IONS	Mon, Apr 5, 1993	5.88	6.13	5.88	6.13
476	NASDAQ	IONS	Fri, Apr 2, 1993	6.00	6.13	5.88	6.13
475	NASDAQ	IONS	Thu, Apr 1, 1993	6.13	6.13	5.88	6.00
474	NASDAQ	IONS	Wed, Mar 31, 1993	6.00	6.13	5.88	6.13
473	NASDAQ	IONS	Tue, Mar 30, 1993	5.88	6.13	5.88	6.00
472	NASDAQ	IONS	Mon, Mar 29, 1993	6.00	6.25	5.75	5.88
471	NASDAQ	IONS	Fri, Mar 26, 1993	6.00	6.00	5.75	5.75
470	NASDAQ	IONS	Thu, Mar 25, 1993	6.00	6.00	5.75	5.88
469	NASDAQ	IONS	Wed, Mar 24, 1993	6.00	6.00	5.75	5.75
468	NASDAQ	IONS	Tue, Mar 23, 1993	6.00	6.00	5.75	5.88
467	NASDAQ	IONS	Mon, Mar 22, 1993	6.00	6.00	5.88	5.88
466	NASDAQ	IONS	Fri, Mar 19, 1993	5.88	6.00	5.88	5.88
465	NASDAQ	IONS	Thu, Mar 18, 1993	6.00	6.00	5.88	5.88
464	NASDAQ	IONS	Wed, Mar 17, 1993	6.00	6.00	5.88	6.00
463	NASDAQ	IONS	Tue, Mar 16, 1993	6.00	6.00	5.88	5.88
462	NASDAQ	IONS	Mon, Mar 15, 1993	6.00	6.00	5.88	6.00
461	NASDAQ	IONS	Fri, Mar 12, 1993	6.00	6.00	5.88	6.00
460	NASDAQ	IONS	Thu, Mar 11, 1993	6.00	6.00	5.88	6.00
459	NASDAQ	IONS	Wed, Mar 10, 1993	6.25	6.25	5.88	6.00
458	NASDAQ	IONS	Tue, Mar 9, 1993	6.25	6.25	6.13	6.25
457	NASDAQ	IONS	Mon, Mar 8, 1993	5.88	6.25	5.88	6.25
456	NASDAQ	IONS	Fri, Mar 5, 1993	6.13	6.25	5.88	6.00
455	NASDAQ	IONS	Thu, Mar 4, 1993	5.88	6.13	5.88	6.00
454	NASDAQ	IONS	Wed, Mar 3, 1993	6.13	6.13	5.88	5.88
453	NASDAQ	IONS	Tue, Mar 2, 1993	5.75	6.13	5.75	6.13
452	NASDAQ	IONS	Mon, Mar 1, 1993	6.00	6.00	5.75	5.88
451	NASDAQ	IONS	Fri, Feb 26, 1993	6.00	6.00	5.88	6.00
450	NASDAQ	IONS	Thu, Feb 25, 1993	6.13	6.13	5.88	6.00
449	NASDAQ	IONS	Wed, Feb 24, 1993	6.00	6.13	5.88	6.00
448	NASDAQ	IONS	Tue, Feb 23, 1993	6.38	6.38	5.88	6.00
447	NASDAQ	IONS	Mon, Feb 22, 1993	6.75	6.75	6.25	6.25
446	NASDAQ	IONS	Fri, Feb 19, 1993	6.75	6.75	6.50	6.50
445	NASDAQ	IONS	Thu, Feb 18, 1993	6.88	6.88	6.50	6.63
444	NASDAQ	IONS	Wed, Feb 17, 1993	6.75	6.88	6.50	6.75
443	NASDAQ	IONS	Tue, Feb 16, 1993	6.63	6.88	6.50	6.50
442	NASDAQ	IONS	Fri, Feb 12, 1993	7.00	7.00	6.63	6.75
441	NASDAQ	IONS	Thu, Feb 11, 1993	6.63	7.00	6.63	7.00
440	NASDAQ	IONS	Wed, Feb 10, 1993	6.63	6.88	6.25	6.63
439	NASDAQ	IONS	Tue, Feb 9, 1993	6.75	7.00	6.63	6.63
438	NASDAQ	IONS	Mon, Feb 8, 1993	7.38	7.38	6.75	6.88
437	NASDAQ	IONS	Fri, Feb 5, 1993	7.13	7.38	7.13	7.25
436	NASDAQ	IONS	Thu, Feb 4, 1993	7.38	7.38	7.13	7.25
435	NASDAQ	IONS	Wed, Feb 3, 1993	7.38	7.38	7.13	7.38
434	NASDAQ	IONS	Tue, Feb 2, 1993	7.50	7.50	7.13	7.25
433	NASDAQ	IONS	Mon, Feb 1, 1993	7.25	7.63	7.25	7.25
432	NASDAQ	IONS	Fri, Jan 29, 1993	7.38	7.63	7.13	7.13
431	NASDAQ	IONS	Thu, Jan 28, 1993	7.75	7.75	7.38	7.63
430	NASDAQ	IONS	Wed, Jan 27, 1993	7.63	7.88	7.63	7.75
429	NASDAQ	IONS	Tue, Jan 26, 1993	7.88	7.88	7.63	7.75
428	NASDAQ	IONS	Mon, Jan 25, 1993	7.75	7.88	7.63	7.88
427	NASDAQ	IONS	Fri, Jan 22, 1993	7.75	7.75	7.63	7.75
426	NASDAQ	IONS	Thu, Jan 21, 1993	7.50	7.75	7.50	7.63
425	NASDAQ	IONS	Wed, Jan 20, 1993	8.75	8.75	8.00	8.25
424	NASDAQ	IONS	Tue, Jan 19, 1993	9.25	9.25	8.25	8.25
423	NASDAQ	IONS	Mon, Jan 18, 1993	9.00	9.50	8.75	9.00
422	NASDAQ	IONS	Fri, Jan 15, 1993	10.00	10.00	9.00	9.25
421	NASDAQ	IONS	Thu, Jan 14, 1993	9.75	10.25	9.75	9.75
420	NASDAQ	IONS	Wed, Jan 13, 1993	10.25	10.75	10.00	10.00
419	NASDAQ	IONS	Tue, Jan 12, 1993	10.50	11.00	10.25	10.75
418	NASDAQ	IONS	Mon, Jan 11, 1993	10.00	11.00	10.00	11.00
417	NASDAQ	IONS	Fri, Jan 8, 1993	10.00	10.25	9.50	10.25
416	NASDAQ	IONS	Thu, Jan 7, 1993	9.00	10.00	9.00	9.50
415	NASDAQ	IONS	Wed, Jan 6, 1993	9.00	9.75	9.00	9.25
414	NASDAQ	IONS	Tue, Jan 5, 1993	9.50	10.00	9.25	9.63
413	NASDAQ	IONS	Mon, Jan 4, 1993	9.75	9.75	9.25	9.75
412	NASDAQ	IONS	Thu, Dec 31, 1992	9.75	9.75	9.25	9.75
411	NASDAQ	IONS	Wed, Dec 30, 1992	9.00	9.75	9.00	9.75
410	NASDAQ	IONS	Tue, Dec 29, 1992	9.25	9.50	8.75	9.50
409	NASDAQ	IONS	Mon, Dec 28, 1992	9.25	9.25	8.75	8.88
408	NASDAQ	IONS	Thu, Dec 24, 1992	8.75	9.25	8.75	9.25
407	NASDAQ	IONS	Wed, Dec 23, 1992	9.00	9.25	8.75	9.25
406	NASDAQ	IONS	Tue, Dec 22, 1992	9.00	9.25	8.75	9.00
405	NASDAQ	IONS	Mon, Dec 21, 1992	9.25	9.75	9.00	9.25
404	NASDAQ	IONS	Fri, Dec 18, 1992	9.75	9.75	9.25	9.25
403	NASDAQ	IONS	Thu, Dec 17, 1992	9.25	9.75	9.25	9.75
402	NASDAQ	IONS	Wed, Dec 16, 1992	9.75	10.00	9.25	9.25
401	NASDAQ	IONS	Tue, Dec 15, 1992	10.25	10.25	8.75	9.50
400	NASDAQ	IONS	Mon, Dec 14, 1992	11.25	11.25	10.25	10.25
399	NASDAQ	IONS	Fri, Dec 11, 1992	10.75	11.25	10.50	10.50
398	NASDAQ	IONS	Thu, Dec 10, 1992	11.25	11.25	10.75	10.75
397	NASDAQ	IONS	Wed, Dec 9, 1992	11.25	11.25	10.75	11.00
396	NASDAQ	IONS	Tue, Dec 8, 1992	11.00	11.25	10.50	11.00
395	NASDAQ	IONS	Mon, Dec 7, 1992	10.50	11.00	10.50	10.63
394	NASDAQ	IONS	Fri, Dec 4, 1992	10.50	11.00	10.50	10.50
393	NASDAQ	IONS	Thu, Dec 3, 1992	10.50	11.00	10.50	11.00
392	NASDAQ	IONS	Wed, Dec 2, 1992	11.00	11.00	10.50	10.50
391	NASDAQ	IONS	Tue, Dec 1, 1992	11.00	11.50	10.75	11.00
390	NASDAQ	IONS	Mon, Nov 30, 1992	11.00	11.50	11.00	11.50
389	NASDAQ	IONS	Fri, Nov 27, 1992	11.00	11.50	11.00	11.13
388	NASDAQ	IONS	Wed, Nov 25, 1992	10.75	11.25	10.75	11.00
387	NASDAQ	IONS	Tue, Nov 24, 1992	10.75	11.00	10.75	10.75
386	NASDAQ	IONS	Mon, Nov 23, 1992	11.00	11.00	10.75	11.00
385	NASDAQ	IONS	Fri, Nov 20, 1992	10.75	11.00	10.75	11.00
384	NASDAQ	IONS	Thu, Nov 19, 1992	10.63	11.00	10.50	10.75
383	NASDAQ	IONS	Wed, Nov 18, 1992	11.63	11.63	10.50	10.88
382	NASDAQ	IONS	Tue, Nov 17, 1992	12.00	12.00	11.63	11.88
381	NASDAQ	IONS	Mon, Nov 16, 1992	12.00	12.13	11.88	12.00
380	NASDAQ	IONS	Fri, Nov 13, 1992	13.50	13.50	11.50	12.00
379	NASDAQ	IONS	Thu, Nov 12, 1992	13.75	14.13	13.00	13.50
378	NASDAQ	IONS	Wed, Nov 11, 1992	13.00	14.25	12.50	13.50
377	NASDAQ	IONS	Tue, Nov 10, 1992	11.50	13.00	11.13	11.75
376	NASDAQ	IONS	Mon, Nov 9, 1992	9.13	10.25	8.75	10.13
375	NASDAQ	IONS	Fri, Nov 6, 1992	7.88	9.13	7.63	9.00
374	NASDAQ	IONS	Thu, Nov 5, 1992	7.63	7.88	7.38	7.63
373	NASDAQ	IONS	Wed, Nov 4, 1992	7.50	7.88	7.00	7.50
372	NASDAQ	IONS	Tue, Nov 3, 1992	7.13	7.50	6.75	7.50
371	NASDAQ	IONS	Mon, Nov 2, 1992	6.50	7.13	6.50	6.88
370	NASDAQ	IONS	Fri, Oct 30, 1992	6.50	6.50	5.75	6.00
369	NASDAQ	IONS	Thu, Oct 29, 1992	6.25	6.50	6.00	6.00
368	NASDAQ	IONS	Wed, Oct 28, 1992	6.50	6.50	6.25	6.50
367	NASDAQ	IONS	Tue, Oct 27, 1992	6.50	6.50	6.25	6.25
366	NASDAQ	IONS	Mon, Oct 26, 1992	6.75	6.75	6.25	6.50
365	NASDAQ	IONS	Fri, Oct 23, 1992	6.75	6.75	6.25	6.75
364	NASDAQ	IONS	Thu, Oct 22, 1992	6.25	6.75	6.25	6.50
363	NASDAQ	IONS	Wed, Oct 21, 1992	6.25	6.50	5.75	6.25
362	NASDAQ	IONS	Tue, Oct 20, 1992	5.75	6.25	5.75	6.25
361	NASDAQ	IONS	Mon, Oct 19, 1992	5.50	5.75	5.00	5.75
360	NASDAQ	IONS	Fri, Oct 16, 1992	5.50	5.50	5.00	5.50
359	NASDAQ	IONS	Thu, Oct 15, 1992	5.25	5.50	5.00	5.50
358	NASDAQ	IONS	Wed, Oct 14, 1992	5.25	5.50	5.25	5.25
357	NASDAQ	IONS	Tue, Oct 13, 1992	5.50	5.50	5.25	5.50
356	NASDAQ	IONS	Mon, Oct 12, 1992	5.25	5.75	5.25	5.25
355	NASDAQ	IONS	Fri, Oct 9, 1992	5.75	5.88	5.25	5.50
354	NASDAQ	IONS	Thu, Oct 8, 1992	5.75	6.00	5.75	5.75
353	NASDAQ	IONS	Wed, Oct 7, 1992	6.00	6.00	5.50	5.88
352	NASDAQ	IONS	Tue, Oct 6, 1992	6.25	6.25	5.50	6.00
351	NASDAQ	IONS	Mon, Oct 5, 1992	5.75	6.25	5.75	6.00
350	NASDAQ	IONS	Fri, Oct 2, 1992	6.00	6.25	5.50	6.25
349	NASDAQ	IONS	Thu, Oct 1, 1992	6.00	6.50	6.00	6.13
348	NASDAQ	IONS	Wed, Sep 30, 1992	6.50	6.50	6.00	6.00
347	NASDAQ	IONS	Tue, Sep 29, 1992	6.75	6.75	6.50	6.75
346	NASDAQ	IONS	Mon, Sep 28, 1992	6.75	6.75	6.50	6.75
345	NASDAQ	IONS	Fri, Sep 25, 1992	6.75	7.00	6.50	6.50
344	NASDAQ	IONS	Thu, Sep 24, 1992	6.75	7.00	6.75	7.00
343	NASDAQ	IONS	Wed, Sep 23, 1992	6.88	7.00	6.75	6.75
342	NASDAQ	IONS	Tue, Sep 22, 1992	6.75	7.25	6.75	6.75
341	NASDAQ	IONS	Mon, Sep 21, 1992	7.25	7.25	6.75	7.00
340	NASDAQ	IONS	Fri, Sep 18, 1992	7.00	7.25	6.75	7.00
339	NASDAQ	IONS	Thu, Sep 17, 1992	6.75	7.00	6.75	7.00
338	NASDAQ	IONS	Wed, Sep 16, 1992	7.00	7.00	6.50	7.00
337	NASDAQ	IONS	Tue, Sep 15, 1992	6.75	7.00	6.50	7.00
336	NASDAQ	IONS	Mon, Sep 14, 1992	7.25	7.25	6.75	7.00
335	NASDAQ	IONS	Fri, Sep 11, 1992	7.25	7.25	6.75	6.75
334	NASDAQ	IONS	Thu, Sep 10, 1992	7.25	7.25	6.75	7.25
333	NASDAQ	IONS	Wed, Sep 9, 1992	6.75	7.25	6.75	6.75
332	NASDAQ	IONS	Tue, Sep 8, 1992	7.25	7.25	6.75	6.75
331	NASDAQ	IONS	Fri, Sep 4, 1992	7.25	7.25	6.75	7.00
330	NASDAQ	IONS	Thu, Sep 3, 1992	7.25	7.25	6.75	7.25
329	NASDAQ	IONS	Wed, Sep 2, 1992	6.75	7.00	6.75	6.75
328	NASDAQ	IONS	Tue, Sep 1, 1992	7.25	7.25	6.75	7.25
327	NASDAQ	IONS	Mon, Aug 31, 1992	7.00	7.25	6.75	7.25
326	NASDAQ	IONS	Fri, Aug 28, 1992	6.75	6.75	6.25	6.75
325	NASDAQ	IONS	Thu, Aug 27, 1992	6.75	6.75	6.00	6.38
324	NASDAQ	IONS	Wed, Aug 26, 1992	6.50	6.50	6.00	6.00
323	NASDAQ	IONS	Tue, Aug 25, 1992	6.00	6.75	6.00	6.00
322	NASDAQ	IONS	Mon, Aug 24, 1992	7.00	7.00	6.00	6.00
321	NASDAQ	IONS	Fri, Aug 21, 1992	6.50	7.00	6.50	6.50
320	NASDAQ	IONS	Thu, Aug 20, 1992	6.50	7.00	6.50	6.75
319	NASDAQ	IONS	Wed, Aug 19, 1992	7.25	7.25	6.50	6.75
318	NASDAQ	IONS	Tue, Aug 18, 1992	7.00	7.50	7.00	7.00
317	NASDAQ	IONS	Mon, Aug 17, 1992	7.00	7.50	7.00	7.25
316	NASDAQ	IONS	Fri, Aug 14, 1992	7.25	7.50	7.00	7.50
315	NASDAQ	IONS	Thu, Aug 13, 1992	7.00	7.50	7.00	7.25
314	NASDAQ	IONS	Wed, Aug 12, 1992	7.00	7.25	7.00	7.00
313	NASDAQ	IONS	Tue, Aug 11, 1992	7.25	7.50	7.00	7.00
312	NASDAQ	IONS	Mon, Aug 10, 1992	7.00	7.50	7.00	7.00
311	NASDAQ	IONS	Fri, Aug 7, 1992	7.50	7.50	7.00	7.00
310	NASDAQ	IONS	Thu, Aug 6, 1992	7.50	7.50	7.00	7.50
309	NASDAQ	IONS	Wed, Aug 5, 1992	7.25	7.75	7.25	7.25
308	NASDAQ	IONS	Tue, Aug 4, 1992	7.50	7.75	7.25	7.25
307	NASDAQ	IONS	Mon, Aug 3, 1992	7.50	7.75	7.50	7.63
306	NASDAQ	IONS	Fri, Jul 31, 1992	8.00	8.00	7.50	7.75
305	NASDAQ	IONS	Thu, Jul 30, 1992	8.00	8.00	7.50	7.88
304	NASDAQ	IONS	Wed, Jul 29, 1992	7.75	8.00	7.75	7.75
303	NASDAQ	IONS	Tue, Jul 28, 1992	7.75	8.00	7.75	8.00
302	NASDAQ	IONS	Mon, Jul 27, 1992	7.50	7.75	7.50	7.50
301	NASDAQ	IONS	Fri, Jul 24, 1992	8.00	8.00	7.50	7.75
300	NASDAQ	IONS	Thu, Jul 23, 1992	8.00	8.00	7.50	7.50
299	NASDAQ	IONS	Wed, Jul 22, 1992	7.75	8.00	7.25	7.50
298	NASDAQ	IONS	Tue, Jul 21, 1992	8.00	8.00	7.50	7.75
297	NASDAQ	IONS	Mon, Jul 20, 1992	8.00	8.00	7.50	8.00
296	NASDAQ	IONS	Fri, Jul 17, 1992	8.25	8.25	7.75	8.25
295	NASDAQ	IONS	Thu, Jul 16, 1992	8.25	8.25	8.00	8.25
294	NASDAQ	IONS	Wed, Jul 15, 1992	8.25	8.25	8.00	8.00
293	NASDAQ	IONS	Tue, Jul 14, 1992	8.25	8.25	7.88	8.00
292	NASDAQ	IONS	Mon, Jul 13, 1992	7.75	8.25	7.75	7.75
291	NASDAQ	IONS	Fri, Jul 10, 1992	8.00	8.25	7.75	7.75
290	NASDAQ	IONS	Thu, Jul 9, 1992	7.75	8.25	7.75	7.75
289	NASDAQ	IONS	Wed, Jul 8, 1992	8.13	8.25	7.75	8.13
288	NASDAQ	IONS	Tue, Jul 7, 1992	8.25	8.50	8.00	8.25
287	NASDAQ	IONS	Mon, Jul 6, 1992	8.25	8.50	8.00	8.00
286	NASDAQ	IONS	Thu, Jul 2, 1992	8.25	8.25	7.75	8.25
285	NASDAQ	IONS	Wed, Jul 1, 1992	8.25	8.25	7.75	7.75
284	NASDAQ	IONS	Tue, Jun 30, 1992	8.00	8.50	7.75	8.25
283	NASDAQ	IONS	Mon, Jun 29, 1992	7.75	8.25	7.75	8.00
282	NASDAQ	IONS	Fri, Jun 26, 1992	8.25	8.25	7.75	8.25
281	NASDAQ	IONS	Thu, Jun 25, 1992	7.75	8.50	7.75	8.25
280	NASDAQ	IONS	Wed, Jun 24, 1992	8.00	8.25	7.75	7.75
279	NASDAQ	IONS	Tue, Jun 23, 1992	8.00	8.00	7.75	8.00
278	NASDAQ	IONS	Mon, Jun 22, 1992	7.75	8.00	7.75	7.75
277	NASDAQ	IONS	Fri, Jun 19, 1992	8.00	8.00	7.75	8.00
276	NASDAQ	IONS	Thu, Jun 18, 1992	7.75	8.00	7.75	7.75
275	NASDAQ	IONS	Wed, Jun 17, 1992	7.75	8.00	7.75	8.00
274	NASDAQ	IONS	Tue, Jun 16, 1992	7.75	8.25	7.75	7.88
273	NASDAQ	IONS	Mon, Jun 15, 1992	8.25	8.25	7.75	8.25
272	NASDAQ	IONS	Fri, Jun 12, 1992	8.25	8.25	7.75	7.88
271	NASDAQ	IONS	Thu, Jun 11, 1992	8.25	8.25	7.50	7.75
270	NASDAQ	IONS	Wed, Jun 10, 1992	8.50	8.50	7.75	8.38
269	NASDAQ	IONS	Tue, Jun 9, 1992	9.00	9.00	8.25	8.50
268	NASDAQ	IONS	Mon, Jun 8, 1992	8.50	9.00	8.50	9.00
267	NASDAQ	IONS	Fri, Jun 5, 1992	8.50	9.00	8.50	8.50
266	NASDAQ	IONS	Thu, Jun 4, 1992	8.75	9.25	8.50	9.00
265	NASDAQ	IONS	Wed, Jun 3, 1992	9.25	9.50	8.63	8.75
264	NASDAQ	IONS	Tue, Jun 2, 1992	9.75	9.75	9.25	9.50
263	NASDAQ	IONS	Mon, Jun 1, 1992	9.75	9.75	9.25	9.75
262	NASDAQ	IONS	Fri, May 29, 1992	10.00	10.00	9.25	9.75
261	NASDAQ	IONS	Thu, May 28, 1992	9.75	9.75	9.50	9.75
260	NASDAQ	IONS	Wed, May 27, 1992	9.50	10.00	9.25	9.75
259	NASDAQ	IONS	Tue, May 26, 1992	9.50	9.50	9.25	9.25
258	NASDAQ	IONS	Fri, May 22, 1992	8.75	9.50	8.75	9.25
257	NASDAQ	IONS	Thu, May 21, 1992	9.00	9.50	8.75	8.75
256	NASDAQ	IONS	Wed, May 20, 1992	9.25	9.75	9.00	9.25
255	NASDAQ	IONS	Tue, May 19, 1992	9.25	9.75	9.25	9.25
254	NASDAQ	IONS	Mon, May 18, 1992	9.75	9.75	9.25	9.25
253	NASDAQ	IONS	Fri, May 15, 1992	9.25	9.75	9.25	9.63
252	NASDAQ	IONS	Thu, May 14, 1992	9.75	9.75	9.25	9.75
251	NASDAQ	IONS	Wed, May 13, 1992	10.25	10.25	9.50	9.75
250	NASDAQ	IONS	Tue, May 12, 1992	10.00	10.50	10.00	10.25
249	NASDAQ	IONS	Mon, May 11, 1992	10.50	10.50	10.00	10.00
248	NASDAQ	IONS	Fri, May 8, 1992	10.50	10.50	10.25	10.50
247	NASDAQ	IONS	Thu, May 7, 1992	10.25	10.50	10.25	10.50
246	NASDAQ	IONS	Wed, May 6, 1992	10.50	11.00	10.25	10.50
245	NASDAQ	IONS	Tue, May 5, 1992	10.75	11.00	10.50	10.50
244	NASDAQ	IONS	Mon, May 4, 1992	10.50	10.75	10.00	10.50
243	NASDAQ	IONS	Fri, May 1, 1992	9.50	10.75	9.25	9.88
242	NASDAQ	IONS	Thu, Apr 30, 1992	9.25	9.25	8.75	9.25
241	NASDAQ	IONS	Wed, Apr 29, 1992	8.75	9.25	8.75	9.25
240	NASDAQ	IONS	Tue, Apr 28, 1992	8.75	9.25	8.75	8.75
239	NASDAQ	IONS	Mon, Apr 27, 1992	9.25	9.25	8.75	8.88
238	NASDAQ	IONS	Fri, Apr 24, 1992	9.25	9.25	8.75	9.25
237	NASDAQ	IONS	Thu, Apr 23, 1992	9.25	9.75	8.75	8.75
236	NASDAQ	IONS	Wed, Apr 22, 1992	10.50	10.50	9.25	9.75
235	NASDAQ	IONS	Tue, Apr 21, 1992	9.25	10.50	8.50	9.75
234	NASDAQ	IONS	Mon, Apr 20, 1992	8.75	9.50	8.50	8.50
233	NASDAQ	IONS	Thu, Apr 16, 1992	9.75	9.75	9.00	9.25
232	NASDAQ	IONS	Wed, Apr 15, 1992	10.25	10.25	9.25	9.75
231	NASDAQ	IONS	Tue, Apr 14, 1992	10.50	10.50	9.75	10.25
230	NASDAQ	IONS	Mon, Apr 13, 1992	10.25	10.25	9.75	10.25
229	NASDAQ	IONS	Fri, Apr 10, 1992	10.25	10.25	9.75	10.00
228	NASDAQ	IONS	Thu, Apr 9, 1992	9.50	10.25	9.50	9.75
227	NASDAQ	IONS	Wed, Apr 8, 1992	9.75	10.00	9.50	9.50
226	NASDAQ	IONS	Tue, Apr 7, 1992	10.00	10.50	9.75	10.25
225	NASDAQ	IONS	Mon, Apr 6, 1992	9.75	10.50	9.75	10.25
224	NASDAQ	IONS	Fri, Apr 3, 1992	9.75	10.50	9.75	10.25
223	NASDAQ	IONS	Thu, Apr 2, 1992	10.50	10.50	9.75	9.75
222	NASDAQ	IONS	Wed, Apr 1, 1992	10.75	10.75	10.00	10.13
221	NASDAQ	IONS	Tue, Mar 31, 1992	10.50	11.00	10.50	11.00
220	NASDAQ	IONS	Mon, Mar 30, 1992	11.00	11.00	10.50	10.75
219	NASDAQ	IONS	Fri, Mar 27, 1992	11.00	11.50	10.75	11.00
218	NASDAQ	IONS	Thu, Mar 26, 1992	11.25	12.25	11.25	11.25
217	NASDAQ	IONS	Wed, Mar 25, 1992	12.00	12.00	11.25	11.63
216	NASDAQ	IONS	Tue, Mar 24, 1992	11.25	12.00	11.25	12.00
215	NASDAQ	IONS	Mon, Mar 23, 1992	11.25	11.75	11.25	11.75
214	NASDAQ	IONS	Fri, Mar 20, 1992	12.25	12.25	11.00	11.75
213	NASDAQ	IONS	Thu, Mar 19, 1992	11.75	12.25	11.50	11.75
212	NASDAQ	IONS	Wed, Mar 18, 1992	11.50	11.75	11.50	11.75
211	NASDAQ	IONS	Tue, Mar 17, 1992	11.75	12.00	11.50	11.75
210	NASDAQ	IONS	Mon, Mar 16, 1992	12.00	12.00	11.50	11.75
209	NASDAQ	IONS	Fri, Mar 13, 1992	12.25	12.75	11.50	12.00
208	NASDAQ	IONS	Thu, Mar 12, 1992	13.25	13.25	12.50	12.75
207	NASDAQ	IONS	Wed, Mar 11, 1992	13.75	13.75	12.50	12.75
206	NASDAQ	IONS	Tue, Mar 10, 1992	13.50	13.50	13.00	13.50
205	NASDAQ	IONS	Mon, Mar 9, 1992	13.25	13.50	13.00	13.50
204	NASDAQ	IONS	Fri, Mar 6, 1992	13.75	14.00	13.25	13.75
203	NASDAQ	IONS	Thu, Mar 5, 1992	13.50	13.75	13.25	13.63
202	NASDAQ	IONS	Wed, Mar 4, 1992	13.00	13.25	12.50	12.75
201	NASDAQ	IONS	Tue, Mar 3, 1992	13.00	13.00	12.00	12.38
200	NASDAQ	IONS	Mon, Mar 2, 1992	13.75	13.75	13.25	13.50
199	NASDAQ	IONS	Fri, Feb 28, 1992	13.50	13.50	13.25	13.50
198	NASDAQ	IONS	Thu, Feb 27, 1992	13.50	13.50	13.25	13.38
197	NASDAQ	IONS	Wed, Feb 26, 1992	13.75	13.75	13.25	13.50
196	NASDAQ	IONS	Tue, Feb 25, 1992	13.75	13.75	13.25	13.75
195	NASDAQ	IONS	Mon, Feb 24, 1992	12.88	13.75	12.75	13.50
194	NASDAQ	IONS	Fri, Feb 21, 1992	13.00	13.00	12.50	13.00
193	NASDAQ	IONS	Thu, Feb 20, 1992	12.38	13.25	12.38	12.88
192	NASDAQ	IONS	Wed, Feb 19, 1992	13.00	13.50	12.50	13.00
191	NASDAQ	IONS	Tue, Feb 18, 1992	14.25	14.25	13.25	13.75
190	NASDAQ	IONS	Fri, Feb 14, 1992	14.25	14.50	13.75	14.00
189	NASDAQ	IONS	Thu, Feb 13, 1992	14.25	15.00	14.25	14.50
188	NASDAQ	IONS	Wed, Feb 12, 1992	15.25	15.25	14.00	14.75
187	NASDAQ	IONS	Tue, Feb 11, 1992	15.00	15.25	15.00	15.00
186	NASDAQ	IONS	Mon, Feb 10, 1992	15.00	15.25	15.00	15.25
185	NASDAQ	IONS	Fri, Feb 7, 1992	15.00	15.50	15.00	15.00
184	NASDAQ	IONS	Thu, Feb 6, 1992	15.75	15.75	14.75	15.50
183	NASDAQ	IONS	Wed, Feb 5, 1992	16.25	16.25	15.50	15.50
182	NASDAQ	IONS	Tue, Feb 4, 1992	16.25	16.25	15.75	15.88
181	NASDAQ	IONS	Mon, Feb 3, 1992	16.75	16.75	15.75	16.25
180	NASDAQ	IONS	Fri, Jan 31, 1992	15.50	17.00	15.00	16.25
179	NASDAQ	IONS	Thu, Jan 30, 1992	15.00	15.50	14.50	15.25
178	NASDAQ	IONS	Wed, Jan 29, 1992	15.00	15.00	14.50	15.00
177	NASDAQ	IONS	Tue, Jan 28, 1992	14.50	15.00	14.50	14.50
176	NASDAQ	IONS	Mon, Jan 27, 1992	14.75	15.00	14.50	15.00
175	NASDAQ	IONS	Fri, Jan 24, 1992	15.00	15.00	14.50	14.75
174	NASDAQ	IONS	Thu, Jan 23, 1992	14.75	15.00	14.50	14.75
173	NASDAQ	IONS	Wed, Jan 22, 1992	14.50	15.00	14.50	14.50
172	NASDAQ	IONS	Tue, Jan 21, 1992	15.75	15.75	14.38	15.00
171	NASDAQ	IONS	Mon, Jan 20, 1992	16.00	16.00	15.00	15.75
170	NASDAQ	IONS	Fri, Jan 17, 1992	16.00	16.00	15.25	15.50
169	NASDAQ	IONS	Thu, Jan 16, 1992	16.25	16.25	15.50	15.50
168	NASDAQ	IONS	Wed, Jan 15, 1992	15.25	16.25	14.75	15.75
167	NASDAQ	IONS	Tue, Jan 14, 1992	16.25	16.25	15.25	15.25
166	NASDAQ	IONS	Mon, Jan 13, 1992	16.00	16.50	15.75	15.75
165	NASDAQ	IONS	Fri, Jan 10, 1992	16.50	17.00	16.00	16.00
164	NASDAQ	IONS	Thu, Jan 9, 1992	14.50	16.50	14.00	16.50
163	NASDAQ	IONS	Wed, Jan 8, 1992	14.75	14.75	14.00	14.50
162	NASDAQ	IONS	Tue, Jan 7, 1992	14.00	15.00	13.50	14.25
161	NASDAQ	IONS	Mon, Jan 6, 1992	13.50	14.00	13.50	14.00
160	NASDAQ	IONS	Fri, Jan 3, 1992	13.75	14.00	13.25	13.50
159	NASDAQ	IONS	Thu, Jan 2, 1992	13.50	13.75	13.00	13.25
158	NASDAQ	IONS	Tue, Dec 31, 1991	12.50	14.00	12.50	13.75
157	NASDAQ	IONS	Mon, Dec 30, 1991	12.25	13.00	12.25	13.00
156	NASDAQ	IONS	Fri, Dec 27, 1991	12.63	13.00	12.25	12.50
155	NASDAQ	IONS	Thu, Dec 26, 1991	12.50	13.00	12.50	12.50
154	NASDAQ	IONS	Tue, Dec 24, 1991	13.00	13.00	12.50	12.50
153	NASDAQ	IONS	Mon, Dec 23, 1991	12.75	13.00	12.25	12.75
152	NASDAQ	IONS	Fri, Dec 20, 1991	12.25	13.00	12.25	12.75
151	NASDAQ	IONS	Thu, Dec 19, 1991	12.25	12.25	11.75	12.00
150	NASDAQ	IONS	Wed, Dec 18, 1991	11.75	12.25	11.75	12.25
149	NASDAQ	IONS	Tue, Dec 17, 1991	12.25	12.25	11.75	11.75
148	NASDAQ	IONS	Mon, Dec 16, 1991	11.50	12.25	11.25	12.13
147	NASDAQ	IONS	Fri, Dec 13, 1991	11.50	11.75	11.00	11.38
146	NASDAQ	IONS	Thu, Dec 12, 1991	11.50	12.00	10.75	11.00
145	NASDAQ	IONS	Wed, Dec 11, 1991	12.50	12.50	11.50	12.00
144	NASDAQ	IONS	Tue, Dec 10, 1991	12.50	13.00	12.00	12.50
143	NASDAQ	IONS	Mon, Dec 9, 1991	13.25	13.50	12.75	12.75
142	NASDAQ	IONS	Fri, Dec 6, 1991	12.25	13.00	12.25	13.00
141	NASDAQ	IONS	Thu, Dec 5, 1991	12.50	12.75	11.75	12.25
140	NASDAQ	IONS	Wed, Dec 4, 1991	14.50	14.50	12.50	13.00
139	NASDAQ	IONS	Tue, Dec 3, 1991	13.50	14.50	13.50	14.50
138	NASDAQ	IONS	Mon, Dec 2, 1991	13.00	13.50	13.00	13.50
137	NASDAQ	IONS	Fri, Nov 29, 1991	13.50	13.50	13.00	13.50
136	NASDAQ	IONS	Wed, Nov 27, 1991	13.75	13.75	13.00	13.50
135	NASDAQ	IONS	Tue, Nov 26, 1991	13.75	13.75	13.25	13.75
134	NASDAQ	IONS	Mon, Nov 25, 1991	13.50	14.00	13.25	13.75
133	NASDAQ	IONS	Fri, Nov 22, 1991	15.00	15.00	13.50	13.63
132	NASDAQ	IONS	Thu, Nov 21, 1991	15.25	15.25	14.50	15.00
131	NASDAQ	IONS	Wed, Nov 20, 1991	15.50	15.50	14.75	14.75
130	NASDAQ	IONS	Tue, Nov 19, 1991	15.00	15.00	14.25	14.75
129	NASDAQ	IONS	Mon, Nov 18, 1991	15.00	15.00	13.75	14.75
128	NASDAQ	IONS	Fri, Nov 15, 1991	17.25	17.50	15.25	15.75
127	NASDAQ	IONS	Thu, Nov 14, 1991	19.50	19.50	17.75	17.75
126	NASDAQ	IONS	Wed, Nov 13, 1991	18.75	19.25	18.75	19.25
125	NASDAQ	IONS	Tue, Nov 12, 1991	19.25	19.75	19.25	19.75
124	NASDAQ	IONS	Mon, Nov 11, 1991	19.25	19.75	18.75	19.75
123	NASDAQ	IONS	Fri, Nov 8, 1991	19.50	19.50	18.75	19.13
122	NASDAQ	IONS	Thu, Nov 7, 1991	19.00	19.50	19.00	19.00
121	NASDAQ	IONS	Wed, Nov 6, 1991	20.00	20.00	19.00	19.50
120	NASDAQ	IONS	Tue, Nov 5, 1991	21.50	21.50	19.25	20.00
119	NASDAQ	IONS	Mon, Nov 4, 1991	21.25	21.25	20.75	21.25
118	NASDAQ	IONS	Fri, Nov 1, 1991	20.00	21.50	19.75	21.00
117	NASDAQ	IONS	Thu, Oct 31, 1991	19.25	20.25	18.75	20.00
116	NASDAQ	IONS	Wed, Oct 30, 1991	19.00	19.50	18.50	19.00
115	NASDAQ	IONS	Tue, Oct 29, 1991	19.00	19.00	18.50	19.00
114	NASDAQ	IONS	Mon, Oct 28, 1991	18.75	19.00	18.50	19.00
113	NASDAQ	IONS	Fri, Oct 25, 1991	18.75	18.75	18.25	18.25
112	NASDAQ	IONS	Thu, Oct 24, 1991	20.50	21.00	18.25	18.75
111	NASDAQ	IONS	Wed, Oct 23, 1991	20.25	21.50	19.75	21.25
110	NASDAQ	IONS	Tue, Oct 22, 1991	18.25	20.25	18.25	20.00
109	NASDAQ	IONS	Mon, Oct 21, 1991	17.75	18.75	17.25	18.75
108	NASDAQ	IONS	Fri, Oct 18, 1991	17.25	17.75	16.75	17.50
107	NASDAQ	IONS	Thu, Oct 17, 1991	17.50	17.50	16.75	16.75
106	NASDAQ	IONS	Wed, Oct 16, 1991	17.50	17.75	17.00	17.50
105	NASDAQ	IONS	Tue, Oct 15, 1991	17.50	17.50	17.00	17.25
104	NASDAQ	IONS	Mon, Oct 14, 1991	16.75	17.25	16.38	17.00
103	NASDAQ	IONS	Fri, Oct 11, 1991	17.00	17.00	16.25	16.25
102	NASDAQ	IONS	Thu, Oct 10, 1991	17.00	17.00	16.75	16.75
101	NASDAQ	IONS	Wed, Oct 9, 1991	17.00	17.00	16.75	16.75
100	NASDAQ	IONS	Tue, Oct 8, 1991	16.75	17.25	16.50	16.88
99	NASDAQ	IONS	Mon, Oct 7, 1991	17.00	17.00	16.25	16.63
98	NASDAQ	IONS	Fri, Oct 4, 1991	17.25	17.25	16.50	17.00
97	NASDAQ	IONS	Thu, Oct 3, 1991	17.00	17.25	16.50	17.25
96	NASDAQ	IONS	Wed, Oct 2, 1991	16.75	16.75	16.25	16.25
95	NASDAQ	IONS	Tue, Oct 1, 1991	16.75	16.75	16.25	16.25
94	NASDAQ	IONS	Mon, Sep 30, 1991	16.75	16.75	16.25	16.75
93	NASDAQ	IONS	Fri, Sep 27, 1991	16.75	16.75	16.25	16.75
92	NASDAQ	IONS	Thu, Sep 26, 1991	16.25	16.75	16.25	16.50
91	NASDAQ	IONS	Wed, Sep 25, 1991	16.75	17.00	16.25	16.25
90	NASDAQ	IONS	Tue, Sep 24, 1991	16.75	16.75	16.25	16.75
89	NASDAQ	IONS	Mon, Sep 23, 1991	17.25	17.50	16.00	16.00
88	NASDAQ	IONS	Fri, Sep 20, 1991	17.75	18.13	17.50	18.00
87	NASDAQ	IONS	Thu, Sep 19, 1991	17.75	17.75	17.25	17.25
86	NASDAQ	IONS	Wed, Sep 18, 1991	17.75	17.75	17.25	17.25
85	NASDAQ	IONS	Tue, Sep 17, 1991	17.75	17.75	17.25	17.75
84	NASDAQ	IONS	Mon, Sep 16, 1991	17.50	17.75	17.25	17.75
83	NASDAQ	IONS	Fri, Sep 13, 1991	17.25	18.00	16.63	17.50
82	NASDAQ	IONS	Thu, Sep 12, 1991	18.00	18.00	15.75	16.25
81	NASDAQ	IONS	Wed, Sep 11, 1991	17.25	17.88	17.25	17.88
80	NASDAQ	IONS	Tue, Sep 10, 1991	17.00	17.50	16.75	17.50
79	NASDAQ	IONS	Mon, Sep 9, 1991	16.75	17.00	16.75	16.75
78	NASDAQ	IONS	Fri, Sep 6, 1991	16.75	17.00	16.75	16.75
77	NASDAQ	IONS	Thu, Sep 5, 1991	16.75	17.00	16.75	16.75
76	NASDAQ	IONS	Wed, Sep 4, 1991	17.75	18.25	16.50	16.75
75	NASDAQ	IONS	Tue, Sep 3, 1991	18.00	18.25	17.75	18.00
74	NASDAQ	IONS	Fri, Aug 30, 1991	18.50	18.50	17.75	18.25
73	NASDAQ	IONS	Thu, Aug 29, 1991	18.00	18.25	17.00	18.25
72	NASDAQ	IONS	Wed, Aug 28, 1991	17.25	18.50	17.00	18.00
71	NASDAQ	IONS	Tue, Aug 27, 1991	15.50	17.25	15.50	16.75
70	NASDAQ	IONS	Mon, Aug 26, 1991	15.25	15.50	15.00	15.25
69	NASDAQ	IONS	Fri, Aug 23, 1991	15.25	15.25	14.75	15.25
68	NASDAQ	IONS	Thu, Aug 22, 1991	15.25	15.25	14.75	15.00
67	NASDAQ	IONS	Wed, Aug 21, 1991	15.25	15.25	14.75	15.25
66	NASDAQ	IONS	Tue, Aug 20, 1991	15.00	15.25	14.50	14.63
65	NASDAQ	IONS	Mon, Aug 19, 1991	14.25	14.75	14.00	14.50
64	NASDAQ	IONS	Fri, Aug 16, 1991	15.00	15.25	15.00	15.00
63	NASDAQ	IONS	Thu, Aug 15, 1991	14.75	15.00	14.50	15.00
62	NASDAQ	IONS	Wed, Aug 14, 1991	14.50	14.75	14.50	14.50
61	NASDAQ	IONS	Tue, Aug 13, 1991	15.00	15.00	14.25	14.50
60	NASDAQ	IONS	Mon, Aug 12, 1991	14.75	15.00	14.75	15.00
59	NASDAQ	IONS	Fri, Aug 9, 1991	15.00	15.00	14.75	14.75
58	NASDAQ	IONS	Thu, Aug 8, 1991	15.00	15.00	14.75	14.75
57	NASDAQ	IONS	Wed, Aug 7, 1991	15.00	15.25	14.75	15.00
56	NASDAQ	IONS	Tue, Aug 6, 1991	15.00	15.00	14.50	14.75
55	NASDAQ	IONS	Mon, Aug 5, 1991	14.50	15.25	14.25	14.75
54	NASDAQ	IONS	Fri, Aug 2, 1991	14.50	14.50	14.25	14.50
53	NASDAQ	IONS	Thu, Aug 1, 1991	15.00	15.00	14.25	14.25
52	NASDAQ	IONS	Wed, Jul 31, 1991	14.25	14.50	14.00	14.25
51	NASDAQ	IONS	Tue, Jul 30, 1991	13.50	13.75	12.75	13.75
50	NASDAQ	IONS	Mon, Jul 29, 1991	12.75	13.50	12.25	12.75
49	NASDAQ	IONS	Fri, Jul 26, 1991	12.75	12.75	12.00	12.50
48	NASDAQ	IONS	Thu, Jul 25, 1991	12.00	12.75	11.50	12.00
47	NASDAQ	IONS	Wed, Jul 24, 1991	11.50	12.25	11.50	12.00
46	NASDAQ	IONS	Tue, Jul 23, 1991	13.00	13.00	11.50	11.88
45	NASDAQ	IONS	Mon, Jul 22, 1991	13.00	13.25	12.50	12.50
44	NASDAQ	IONS	Fri, Jul 19, 1991	10.00	14.25	10.00	12.75
43	NASDAQ	IONS	Thu, Jul 18, 1991	10.00	10.25	9.63	10.00
42	NASDAQ	IONS	Wed, Jul 17, 1991	10.00	10.00	10.00	10.00
41	NASDAQ	IONS	Tue, Jul 16, 1991	9.50	10.00	9.50	9.50
40	NASDAQ	IONS	Mon, Jul 15, 1991	10.00	10.00	9.25	9.25
39	NASDAQ	IONS	Fri, Jul 12, 1991	9.50	10.00	9.50	10.00
38	NASDAQ	IONS	Thu, Jul 11, 1991	9.88	10.00	9.50	9.50
37	NASDAQ	IONS	Wed, Jul 10, 1991	9.75	10.00	9.50	9.63
36	NASDAQ	IONS	Tue, Jul 9, 1991	9.25	9.75	9.25	9.75
35	NASDAQ	IONS	Mon, Jul 8, 1991	9.75	10.00	8.75	9.50
34	NASDAQ	IONS	Fri, Jul 5, 1991	9.75	10.25	9.75	9.75
33	NASDAQ	IONS	Wed, Jul 3, 1991	9.75	10.25	9.75	9.75
32	NASDAQ	IONS	Tue, Jul 2, 1991	10.00	10.25	9.50	10.25
31	NASDAQ	IONS	Mon, Jul 1, 1991	10.25	10.50	10.00	10.25
30	NASDAQ	IONS	Fri, Jun 28, 1991	10.25	10.25	9.75	10.25
29	NASDAQ	IONS	Thu, Jun 27, 1991	10.25	10.25	9.75	10.25
28	NASDAQ	IONS	Wed, Jun 26, 1991	10.25	10.25	9.75	9.75
27	NASDAQ	IONS	Tue, Jun 25, 1991	9.75	10.25	9.75	10.25
26	NASDAQ	IONS	Mon, Jun 24, 1991	10.25	10.25	9.75	9.75
25	NASDAQ	IONS	Fri, Jun 21, 1991	9.75	10.25	9.75	10.13
24	NASDAQ	IONS	Thu, Jun 20, 1991	10.25	10.25	9.75	10.25
23	NASDAQ	IONS	Wed, Jun 19, 1991	10.25	10.25	9.75	10.25
22	NASDAQ	IONS	Tue, Jun 18, 1991	10.25	10.50	9.75	10.25
21	NASDAQ	IONS	Mon, Jun 17, 1991	10.75	10.75	10.25	10.25
20	NASDAQ	IONS	Fri, Jun 14, 1991	10.50	10.75	10.00	10.75
19	NASDAQ	IONS	Thu, Jun 13, 1991	10.00	10.50	10.00	10.00
18	NASDAQ	IONS	Wed, Jun 12, 1991	10.00	11.00	10.00	10.50
17	NASDAQ	IONS	Tue, Jun 11, 1991	9.50	9.75	9.25	9.25
16	NASDAQ	IONS	Mon, Jun 10, 1991	9.50	9.50	9.25	9.50
15	NASDAQ	IONS	Fri, Jun 7, 1991	9.25	9.50	9.25	9.50
14	NASDAQ	IONS	Thu, Jun 6, 1991	9.25	9.50	9.25	9.25
13	NASDAQ	IONS	Wed, Jun 5, 1991	9.50	9.50	9.25	9.25
12	NASDAQ	IONS	Tue, Jun 4, 1991	9.25	9.50	9.25	9.25
11	NASDAQ	IONS	Mon, Jun 3, 1991	10.00	10.00	9.00	9.25
10	NASDAQ	IONS	Fri, May 31, 1991	10.00	10.00	9.50	9.50
9	NASDAQ	IONS	Thu, May 30, 1991	9.75	10.00	9.75	9.75
8	NASDAQ	IONS	Wed, May 29, 1991	9.75	10.00	9.25	9.75
7	NASDAQ	IONS	Tue, May 28, 1991	9.13	9.25	9.13	9.25
6	NASDAQ	IONS	Fri, May 24, 1991	9.25	9.25	9.00	9.13
5	NASDAQ	IONS	Thu, May 23, 1991	9.13	9.25	9.00	9.13
4	NASDAQ	IONS	Wed, May 22, 1991	9.25	9.25	9.00	9.00
3	NASDAQ	IONS	Tue, May 21, 1991	9.00	9.25	9.00	9.00
2	NASDAQ	IONS	Mon, May 20, 1991	10.00	10.25	9.00	9.00
1	NASDAQ	IONS	Fri, May 17, 1991	10.75	10.75	10.00	10.00
#	Exchange	Symbol	Date	Open	High	Low	Close

Ionis Pharmaceuticals Inc NASDAQ:IONS Historical Prices

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