Prothena Corp PLC NASDAQ:PRTA Historical Prices

Below are the 2816 trading days of historical prices for PRTA.

#	Exchange	Symbol	Date	Open	High	Low	Close
2816	NASDAQ	PRTA	Fri, Mar 1, 2024	27.86	28.92	27.69	28.53
2815	NASDAQ	PRTA	Thu, Feb 29, 2024	29.76	29.76	27.54	27.59
2814	NASDAQ	PRTA	Wed, Feb 28, 2024	29.87	30.36	28.91	28.98
2813	NASDAQ	PRTA	Tue, Feb 27, 2024	28.87	31.03	28.35	30.30
2812	NASDAQ	PRTA	Mon, Feb 26, 2024	27.20	28.43	27.20	28.18
2811	NASDAQ	PRTA	Fri, Feb 23, 2024	27.03	27.65	26.80	27.22
2810	NASDAQ	PRTA	Thu, Feb 22, 2024	27.00	27.50	26.13	26.95
2809	NASDAQ	PRTA	Wed, Feb 21, 2024	27.49	27.86	26.60	27.05
2808	NASDAQ	PRTA	Tue, Feb 20, 2024	27.41	28.30	26.89	27.53
2807	NASDAQ	PRTA	Fri, Feb 16, 2024	28.45	30.32	27.46	28.02
2806	NASDAQ	PRTA	Thu, Feb 15, 2024	27.23	28.86	27.11	28.52
2805	NASDAQ	PRTA	Wed, Feb 14, 2024	27.76	27.76	25.89	27.29
2804	NASDAQ	PRTA	Tue, Feb 13, 2024	27.94	29.32	26.35	26.49
2803	NASDAQ	PRTA	Mon, Feb 12, 2024	28.40	30.19	28.40	29.43
2802	NASDAQ	PRTA	Fri, Feb 9, 2024	27.65	28.65	27.55	28.38
2801	NASDAQ	PRTA	Thu, Feb 8, 2024	26.55	27.75	26.50	27.43
2800	NASDAQ	PRTA	Wed, Feb 7, 2024	26.28	27.13	25.78	26.61
2799	NASDAQ	PRTA	Tue, Feb 6, 2024	25.03	26.41	24.51	26.31
2798	NASDAQ	PRTA	Mon, Feb 5, 2024	25.27	25.59	24.29	25.05
2797	NASDAQ	PRTA	Fri, Feb 2, 2024	26.92	27.35	25.15	25.77
2796	NASDAQ	PRTA	Thu, Feb 1, 2024	28.70	28.81	27.29	27.37
2795	NASDAQ	PRTA	Wed, Jan 31, 2024	29.98	30.31	28.27	28.39
2794	NASDAQ	PRTA	Tue, Jan 30, 2024	31.47	31.57	29.40	29.86
2793	NASDAQ	PRTA	Mon, Jan 29, 2024	32.64	33.84	31.68	33.76
2792	NASDAQ	PRTA	Fri, Jan 26, 2024	32.43	33.02	32.09	32.63
2791	NASDAQ	PRTA	Thu, Jan 25, 2024	33.06	33.47	31.58	32.06
2790	NASDAQ	PRTA	Wed, Jan 24, 2024	34.00	34.17	32.64	32.93
2789	NASDAQ	PRTA	Tue, Jan 23, 2024	34.57	34.65	32.86	33.69
2788	NASDAQ	PRTA	Mon, Jan 22, 2024	33.16	34.75	32.56	34.07
2787	NASDAQ	PRTA	Fri, Jan 19, 2024	32.40	33.61	31.73	33.05
2786	NASDAQ	PRTA	Thu, Jan 18, 2024	32.53	32.74	31.50	32.32
2785	NASDAQ	PRTA	Wed, Jan 17, 2024	32.55	32.95	31.26	32.38
2784	NASDAQ	PRTA	Tue, Jan 16, 2024	34.20	34.90	32.61	33.12
2783	NASDAQ	PRTA	Fri, Jan 12, 2024	34.74	36.19	33.96	34.67
2782	NASDAQ	PRTA	Thu, Jan 11, 2024	35.65	36.20	33.70	34.81
2781	NASDAQ	PRTA	Wed, Jan 10, 2024	39.55	40.19	34.24	35.87
2780	NASDAQ	PRTA	Tue, Jan 9, 2024	34.08	41.55	33.52	39.62
2779	NASDAQ	PRTA	Mon, Jan 8, 2024	31.54	35.54	28.71	35.28
2778	NASDAQ	PRTA	Fri, Jan 5, 2024	39.81	41.10	38.23	40.66
2777	NASDAQ	PRTA	Thu, Jan 4, 2024	38.55	40.53	38.14	40.39
2776	NASDAQ	PRTA	Wed, Jan 3, 2024	38.15	39.03	36.82	38.04
2775	NASDAQ	PRTA	Tue, Jan 2, 2024	35.83	38.74	35.64	38.54
2774	NASDAQ	PRTA	Fri, Dec 29, 2023	38.50	38.64	35.99	36.34
2773	NASDAQ	PRTA	Thu, Dec 28, 2023	38.25	39.54	37.40	38.47
2772	NASDAQ	PRTA	Wed, Dec 27, 2023	40.28	40.28	37.16	37.88
2771	NASDAQ	PRTA	Tue, Dec 26, 2023	40.12	41.08	39.54	40.21
2770	NASDAQ	PRTA	Fri, Dec 22, 2023	37.73	39.38	37.71	39.27
2769	NASDAQ	PRTA	Thu, Dec 21, 2023	37.56	38.00	36.73	37.27
2768	NASDAQ	PRTA	Wed, Dec 20, 2023	37.29	37.86	36.00	36.92
2767	NASDAQ	PRTA	Tue, Dec 19, 2023	37.34	38.85	37.05	37.41
2766	NASDAQ	PRTA	Mon, Dec 18, 2023	40.00	41.49	35.55	36.69
2765	NASDAQ	PRTA	Fri, Dec 15, 2023	39.42	40.37	38.72	39.99
2764	NASDAQ	PRTA	Thu, Dec 14, 2023	39.76	40.57	38.44	39.01
2763	NASDAQ	PRTA	Wed, Dec 13, 2023	33.97	38.48	33.97	38.44
2762	NASDAQ	PRTA	Tue, Dec 12, 2023	36.22	36.23	33.70	33.87
2761	NASDAQ	PRTA	Mon, Dec 11, 2023	36.86	36.92	34.91	35.18
2760	NASDAQ	PRTA	Fri, Dec 8, 2023	37.41	38.28	35.88	36.08
2759	NASDAQ	PRTA	Thu, Dec 7, 2023	37.28	39.05	36.88	37.80
2758	NASDAQ	PRTA	Wed, Dec 6, 2023	35.72	37.66	35.11	37.09
2757	NASDAQ	PRTA	Tue, Dec 5, 2023	34.87	35.66	34.76	35.38
2756	NASDAQ	PRTA	Mon, Dec 4, 2023	34.61	35.83	34.51	35.27
2755	NASDAQ	PRTA	Fri, Dec 1, 2023	32.46	34.94	31.96	34.89
2754	NASDAQ	PRTA	Thu, Nov 30, 2023	33.09	34.17	32.00	32.58
2753	NASDAQ	PRTA	Wed, Nov 29, 2023	32.68	33.89	32.65	33.00
2752	NASDAQ	PRTA	Tue, Nov 28, 2023	32.39	32.62	31.84	32.48
2751	NASDAQ	PRTA	Mon, Nov 27, 2023	33.05	33.23	32.08	32.50
2750	NASDAQ	PRTA	Fri, Nov 24, 2023	32.62	33.27	32.37	33.19
2749	NASDAQ	PRTA	Wed, Nov 22, 2023	33.00	33.29	32.25	32.73
2748	NASDAQ	PRTA	Tue, Nov 21, 2023	33.35	33.70	31.80	32.31
2747	NASDAQ	PRTA	Mon, Nov 20, 2023	34.41	35.00	33.61	34.10
2746	NASDAQ	PRTA	Fri, Nov 17, 2023	34.75	35.06	33.53	34.06
2745	NASDAQ	PRTA	Thu, Nov 16, 2023	34.90	35.12	34.00	34.49
2744	NASDAQ	PRTA	Wed, Nov 15, 2023	35.35	38.09	35.00	35.08
2743	NASDAQ	PRTA	Tue, Nov 14, 2023	35.65	36.77	34.82	35.32
2742	NASDAQ	PRTA	Mon, Nov 13, 2023	32.89	33.46	31.71	33.25
2741	NASDAQ	PRTA	Fri, Nov 10, 2023	33.21	33.94	32.16	33.32
2740	NASDAQ	PRTA	Thu, Nov 9, 2023	35.67	36.00	32.22	32.76
2739	NASDAQ	PRTA	Wed, Nov 8, 2023	36.16	37.33	34.57	35.31
2738	NASDAQ	PRTA	Tue, Nov 7, 2023	36.19	37.25	35.77	36.42
2737	NASDAQ	PRTA	Mon, Nov 6, 2023	37.94	37.96	35.14	35.73
2736	NASDAQ	PRTA	Fri, Nov 3, 2023	38.46	40.60	36.72	37.55
2735	NASDAQ	PRTA	Thu, Nov 2, 2023	36.78	36.80	34.73	34.96
2734	NASDAQ	PRTA	Wed, Nov 1, 2023	36.03	36.93	35.33	36.68
2733	NASDAQ	PRTA	Tue, Oct 31, 2023	35.42	36.92	34.40	36.46
2732	NASDAQ	PRTA	Mon, Oct 30, 2023	36.01	36.86	34.14	35.47
2731	NASDAQ	PRTA	Fri, Oct 27, 2023	34.13	36.97	33.38	35.75
2730	NASDAQ	PRTA	Thu, Oct 26, 2023	37.78	37.84	28.51	33.88
2729	NASDAQ	PRTA	Wed, Oct 25, 2023	41.27	42.44	39.60	39.68
2728	NASDAQ	PRTA	Tue, Oct 24, 2023	42.98	43.29	41.70	42.25
2727	NASDAQ	PRTA	Mon, Oct 23, 2023	43.62	44.20	42.24	42.26
2726	NASDAQ	PRTA	Fri, Oct 20, 2023	44.54	44.78	43.49	43.79
2725	NASDAQ	PRTA	Thu, Oct 19, 2023	45.37	45.93	44.44	44.60
2724	NASDAQ	PRTA	Wed, Oct 18, 2023	46.16	46.22	43.85	44.91
2723	NASDAQ	PRTA	Tue, Oct 17, 2023	52.27	53.24	46.51	47.13
2722	NASDAQ	PRTA	Mon, Oct 16, 2023	44.10	55.89	44.09	52.32
2721	NASDAQ	PRTA	Fri, Oct 13, 2023	46.22	46.22	43.60	44.08
2720	NASDAQ	PRTA	Thu, Oct 12, 2023	46.99	47.98	45.37	45.92
2719	NASDAQ	PRTA	Wed, Oct 11, 2023	47.29	49.20	46.24	47.17
2718	NASDAQ	PRTA	Tue, Oct 10, 2023	47.56	48.86	47.16	47.30
2717	NASDAQ	PRTA	Mon, Oct 9, 2023	46.75	48.19	46.10	47.40
2716	NASDAQ	PRTA	Fri, Oct 6, 2023	46.65	47.95	46.17	47.02
2715	NASDAQ	PRTA	Thu, Oct 5, 2023	44.95	47.66	44.90	47.04
2714	NASDAQ	PRTA	Wed, Oct 4, 2023	47.40	48.14	45.18	45.28
2713	NASDAQ	PRTA	Tue, Oct 3, 2023	46.59	48.06	45.78	47.49
2712	NASDAQ	PRTA	Mon, Oct 2, 2023	47.89	47.90	45.45	46.58
2711	NASDAQ	PRTA	Fri, Sep 29, 2023	49.48	49.74	47.95	48.25
2710	NASDAQ	PRTA	Thu, Sep 28, 2023	47.46	49.01	46.44	48.83
2709	NASDAQ	PRTA	Wed, Sep 27, 2023	48.21	48.80	46.95	47.45
2708	NASDAQ	PRTA	Tue, Sep 26, 2023	46.00	47.93	45.22	47.60
2707	NASDAQ	PRTA	Mon, Sep 25, 2023	50.20	50.20	46.22	47.30
2706	NASDAQ	PRTA	Fri, Sep 22, 2023	51.10	51.21	50.22	51.00
2705	NASDAQ	PRTA	Thu, Sep 21, 2023	51.98	52.42	50.95	50.98
2704	NASDAQ	PRTA	Wed, Sep 20, 2023	52.92	53.23	52.09	52.50
2703	NASDAQ	PRTA	Tue, Sep 19, 2023	52.39	53.33	51.89	52.51
2702	NASDAQ	PRTA	Mon, Sep 18, 2023	51.86	53.86	50.46	52.52
2701	NASDAQ	PRTA	Fri, Sep 15, 2023	54.33	54.45	51.73	52.46
2700	NASDAQ	PRTA	Thu, Sep 14, 2023	54.28	54.84	53.75	54.17
2699	NASDAQ	PRTA	Wed, Sep 13, 2023	55.39	56.04	53.97	53.99
2698	NASDAQ	PRTA	Tue, Sep 12, 2023	54.19	56.02	54.00	55.39
2697	NASDAQ	PRTA	Mon, Sep 11, 2023	54.54	54.54	54.45	54.45
2696	NASDAQ	PRTA	Fri, Sep 8, 2023	53.69	53.91	52.47	52.59
2695	NASDAQ	PRTA	Thu, Sep 7, 2023	54.42	55.20	52.77	53.48
2694	NASDAQ	PRTA	Wed, Sep 6, 2023	54.61	55.26	54.00	54.88
2693	NASDAQ	PRTA	Tue, Sep 5, 2023	54.61	55.93	54.32	54.39
2692	NASDAQ	PRTA	Fri, Sep 1, 2023	53.45	55.46	53.45	55.15
2691	NASDAQ	PRTA	Thu, Aug 31, 2023	54.30	54.63	52.70	52.82
2690	NASDAQ	PRTA	Wed, Aug 30, 2023	56.21	56.27	54.06	54.37
2689	NASDAQ	PRTA	Tue, Aug 29, 2023	55.19	56.63	54.58	56.20
2688	NASDAQ	PRTA	Mon, Aug 28, 2023	53.92	55.90	53.92	55.32
2687	NASDAQ	PRTA	Fri, Aug 25, 2023	53.84	54.25	52.93	53.73
2686	NASDAQ	PRTA	Thu, Aug 24, 2023	56.68	57.78	52.87	53.51
2685	NASDAQ	PRTA	Wed, Aug 23, 2023	57.24	57.69	56.52	56.64
2684	NASDAQ	PRTA	Tue, Aug 22, 2023	57.19	57.97	56.92	57.15
2683	NASDAQ	PRTA	Mon, Aug 21, 2023	56.75	58.47	54.58	57.17
2682	NASDAQ	PRTA	Fri, Aug 18, 2023	57.39	57.67	55.69	56.75
2681	NASDAQ	PRTA	Thu, Aug 17, 2023	59.27	59.29	56.69	57.99
2680	NASDAQ	PRTA	Wed, Aug 16, 2023	60.26	60.26	57.22	59.18
2679	NASDAQ	PRTA	Tue, Aug 15, 2023	61.10	61.45	59.52	60.36
2678	NASDAQ	PRTA	Mon, Aug 14, 2023	61.31	61.68	59.86	61.18
2677	NASDAQ	PRTA	Fri, Aug 11, 2023	62.01	63.13	61.89	62.11
2676	NASDAQ	PRTA	Thu, Aug 10, 2023	61.56	63.64	60.99	62.38
2675	NASDAQ	PRTA	Wed, Aug 9, 2023	60.90	61.75	60.25	61.47
2674	NASDAQ	PRTA	Tue, Aug 8, 2023	62.72	63.20	59.29	60.95
2673	NASDAQ	PRTA	Mon, Aug 7, 2023	62.25	62.93	59.81	62.74
2672	NASDAQ	PRTA	Fri, Aug 4, 2023	70.09	70.09	61.02	61.67
2671	NASDAQ	PRTA	Thu, Aug 3, 2023	66.84	67.79	66.38	66.53
2670	NASDAQ	PRTA	Wed, Aug 2, 2023	68.11	69.18	66.43	67.53
2669	NASDAQ	PRTA	Tue, Aug 1, 2023	68.32	69.09	66.36	69.05
2668	NASDAQ	PRTA	Mon, Jul 31, 2023	66.61	68.99	65.67	68.87
2667	NASDAQ	PRTA	Fri, Jul 28, 2023	64.69	67.35	64.66	66.70
2666	NASDAQ	PRTA	Thu, Jul 27, 2023	62.98	64.29	61.87	64.11
2665	NASDAQ	PRTA	Wed, Jul 26, 2023	64.04	64.12	61.17	62.31
2664	NASDAQ	PRTA	Tue, Jul 25, 2023	64.67	65.05	63.26	63.98
2663	NASDAQ	PRTA	Mon, Jul 24, 2023	64.90	65.07	63.38	64.77
2662	NASDAQ	PRTA	Fri, Jul 21, 2023	66.97	67.06	64.44	65.01
2661	NASDAQ	PRTA	Thu, Jul 20, 2023	66.40	66.52	65.00	66.23
2660	NASDAQ	PRTA	Wed, Jul 19, 2023	70.12	70.28	65.55	66.52
2659	NASDAQ	PRTA	Tue, Jul 18, 2023	70.35	71.64	69.85	69.91
2658	NASDAQ	PRTA	Mon, Jul 17, 2023	70.01	73.14	70.01	70.60
2657	NASDAQ	PRTA	Fri, Jul 14, 2023	68.96	70.29	68.10	70.01
2656	NASDAQ	PRTA	Thu, Jul 13, 2023	68.06	69.56	67.61	68.72
2655	NASDAQ	PRTA	Wed, Jul 12, 2023	68.12	68.26	66.92	67.74
2654	NASDAQ	PRTA	Tue, Jul 11, 2023	66.11	68.05	65.04	67.38
2653	NASDAQ	PRTA	Mon, Jul 10, 2023	64.31	65.59	64.19	65.40
2652	NASDAQ	PRTA	Fri, Jul 7, 2023	67.37	68.13	64.06	64.58
2651	NASDAQ	PRTA	Thu, Jul 6, 2023	67.30	67.59	65.68	67.03
2650	NASDAQ	PRTA	Wed, Jul 5, 2023	68.59	69.21	67.35	67.62
2649	NASDAQ	PRTA	Mon, Jul 3, 2023	67.43	68.73	67.21	68.71
2648	NASDAQ	PRTA	Fri, Jun 30, 2023	69.54	70.35	68.16	68.28
2647	NASDAQ	PRTA	Thu, Jun 29, 2023	69.60	69.95	68.30	68.64
2646	NASDAQ	PRTA	Wed, Jun 28, 2023	68.94	71.11	68.40	70.00
2645	NASDAQ	PRTA	Tue, Jun 27, 2023	67.73	68.75	66.66	68.57
2644	NASDAQ	PRTA	Mon, Jun 26, 2023	69.33	69.93	66.75	67.62
2643	NASDAQ	PRTA	Fri, Jun 23, 2023	69.79	71.83	69.58	69.78
2642	NASDAQ	PRTA	Thu, Jun 22, 2023	69.56	71.60	68.71	70.90
2641	NASDAQ	PRTA	Wed, Jun 21, 2023	69.75	71.16	68.68	69.80
2640	NASDAQ	PRTA	Tue, Jun 20, 2023	68.04	70.84	67.41	70.18
2639	NASDAQ	PRTA	Fri, Jun 16, 2023	74.00	74.43	68.07	68.43
2638	NASDAQ	PRTA	Thu, Jun 15, 2023	71.65	72.66	70.48	72.57
2637	NASDAQ	PRTA	Wed, Jun 14, 2023	76.20	76.24	71.39	71.85
2636	NASDAQ	PRTA	Tue, Jun 13, 2023	73.22	77.13	73.22	76.43
2635	NASDAQ	PRTA	Mon, Jun 12, 2023	70.24	73.11	70.00	73.01
2634	NASDAQ	PRTA	Fri, Jun 9, 2023	69.95	70.60	68.72	69.50
2633	NASDAQ	PRTA	Thu, Jun 8, 2023	71.82	72.17	69.85	69.95
2632	NASDAQ	PRTA	Wed, Jun 7, 2023	72.19	73.96	69.42	72.29
2631	NASDAQ	PRTA	Tue, Jun 6, 2023	69.47	72.09	68.05	72.01
2630	NASDAQ	PRTA	Mon, Jun 5, 2023	68.66	70.87	68.32	69.26
2629	NASDAQ	PRTA	Fri, Jun 2, 2023	66.97	69.08	66.37	69.01
2628	NASDAQ	PRTA	Thu, Jun 1, 2023	66.44	67.97	64.86	66.39
2627	NASDAQ	PRTA	Wed, May 31, 2023	64.90	67.06	63.52	66.43
2626	NASDAQ	PRTA	Tue, May 30, 2023	66.33	66.91	64.02	64.51
2625	NASDAQ	PRTA	Fri, May 26, 2023	67.38	68.50	65.54	66.44
2624	NASDAQ	PRTA	Thu, May 25, 2023	69.78	69.95	66.83	67.25
2623	NASDAQ	PRTA	Wed, May 24, 2023	70.09	71.27	68.92	69.63
2622	NASDAQ	PRTA	Tue, May 23, 2023	72.82	74.23	70.25	70.56
2621	NASDAQ	PRTA	Mon, May 22, 2023	74.01	74.99	72.69	72.80
2620	NASDAQ	PRTA	Fri, May 19, 2023	74.60	74.97	73.03	73.82
2619	NASDAQ	PRTA	Thu, May 18, 2023	75.84	75.84	72.90	73.64
2618	NASDAQ	PRTA	Wed, May 17, 2023	74.99	76.08	72.06	76.00
2617	NASDAQ	PRTA	Tue, May 16, 2023	73.39	74.83	70.82	73.25
2616	NASDAQ	PRTA	Mon, May 15, 2023	73.43	76.26	73.43	74.97
2615	NASDAQ	PRTA	Fri, May 12, 2023	73.70	74.18	72.02	72.83
2614	NASDAQ	PRTA	Thu, May 11, 2023	74.79	75.58	73.24	73.48
2613	NASDAQ	PRTA	Wed, May 10, 2023	76.17	77.36	74.57	75.15
2612	NASDAQ	PRTA	Tue, May 9, 2023	75.90	78.47	75.67	75.76
2611	NASDAQ	PRTA	Mon, May 8, 2023	78.50	79.38	75.66	76.89
2610	NASDAQ	PRTA	Fri, May 5, 2023	69.91	79.65	69.84	78.59
2609	NASDAQ	PRTA	Thu, May 4, 2023	66.81	70.88	66.29	70.16
2608	NASDAQ	PRTA	Wed, May 3, 2023	57.00	68.25	56.00	67.06
2607	NASDAQ	PRTA	Tue, May 2, 2023	53.64	54.37	52.25	52.51
2606	NASDAQ	PRTA	Mon, May 1, 2023	52.59	54.83	52.59	53.81
2605	NASDAQ	PRTA	Fri, Apr 28, 2023	52.12	53.05	51.43	52.62
2604	NASDAQ	PRTA	Thu, Apr 27, 2023	53.36	53.36	52.32	52.33
2603	NASDAQ	PRTA	Wed, Apr 26, 2023	54.01	54.38	52.70	53.33
2602	NASDAQ	PRTA	Tue, Apr 25, 2023	54.90	55.18	53.43	54.24
2601	NASDAQ	PRTA	Mon, Apr 24, 2023	54.97	55.17	53.93	54.78
2600	NASDAQ	PRTA	Fri, Apr 21, 2023	52.84	55.00	52.59	54.52
2599	NASDAQ	PRTA	Thu, Apr 20, 2023	52.54	53.37	52.09	52.92
2598	NASDAQ	PRTA	Wed, Apr 19, 2023	52.70	53.69	52.10	53.14
2597	NASDAQ	PRTA	Tue, Apr 18, 2023	53.56	53.56	52.23	53.13
2596	NASDAQ	PRTA	Mon, Apr 17, 2023	51.02	53.83	50.53	53.28
2595	NASDAQ	PRTA	Fri, Apr 14, 2023	51.64	52.32	49.91	50.43
2594	NASDAQ	PRTA	Thu, Apr 13, 2023	49.80	52.40	49.14	51.73
2593	NASDAQ	PRTA	Wed, Apr 12, 2023	50.06	50.54	49.06	49.18
2592	NASDAQ	PRTA	Tue, Apr 11, 2023	48.99	49.95	48.49	49.69
2591	NASDAQ	PRTA	Mon, Apr 10, 2023	49.02	49.18	48.28	48.84
2590	NASDAQ	PRTA	Thu, Apr 6, 2023	48.33	49.44	47.46	49.33
2589	NASDAQ	PRTA	Wed, Apr 5, 2023	48.15	49.06	47.94	48.26
2588	NASDAQ	PRTA	Tue, Apr 4, 2023	48.90	49.20	47.89	48.52
2587	NASDAQ	PRTA	Mon, Apr 3, 2023	48.26	49.18	47.60	48.70
2586	NASDAQ	PRTA	Fri, Mar 31, 2023	45.08	49.33	45.06	48.47
2585	NASDAQ	PRTA	Thu, Mar 30, 2023	49.39	49.62	46.41	47.66
2584	NASDAQ	PRTA	Wed, Mar 29, 2023	48.59	49.59	48.44	49.21
2583	NASDAQ	PRTA	Tue, Mar 28, 2023	47.64	48.65	47.32	48.12
2582	NASDAQ	PRTA	Mon, Mar 27, 2023	47.39	48.59	46.78	47.84
2581	NASDAQ	PRTA	Fri, Mar 24, 2023	47.78	47.78	45.79	47.07
2580	NASDAQ	PRTA	Thu, Mar 23, 2023	47.54	48.56	46.80	48.07
2579	NASDAQ	PRTA	Wed, Mar 22, 2023	48.92	48.96	46.83	46.97
2578	NASDAQ	PRTA	Tue, Mar 21, 2023	48.40	49.84	48.40	49.12
2577	NASDAQ	PRTA	Mon, Mar 20, 2023	48.43	49.28	47.21	48.14
2576	NASDAQ	PRTA	Fri, Mar 17, 2023	48.69	48.69	47.53	48.27
2575	NASDAQ	PRTA	Thu, Mar 16, 2023	48.72	49.62	47.78	48.97
2574	NASDAQ	PRTA	Wed, Mar 15, 2023	47.43	49.14	47.43	49.03
2573	NASDAQ	PRTA	Tue, Mar 14, 2023	49.50	50.50	47.72	48.46
2572	NASDAQ	PRTA	Mon, Mar 13, 2023	47.15	49.21	46.44	48.42
2571	NASDAQ	PRTA	Fri, Mar 10, 2023	50.03	50.51	46.52	47.98
2570	NASDAQ	PRTA	Thu, Mar 9, 2023	52.78	53.00	49.62	50.16
2569	NASDAQ	PRTA	Wed, Mar 8, 2023	51.91	53.62	51.67	52.73
2568	NASDAQ	PRTA	Tue, Mar 7, 2023	53.25	53.89	51.95	52.00
2567	NASDAQ	PRTA	Mon, Mar 6, 2023	53.78	53.78	51.71	53.38
2566	NASDAQ	PRTA	Fri, Mar 3, 2023	52.86	54.39	52.28	54.03
2565	NASDAQ	PRTA	Thu, Mar 2, 2023	55.27	55.57	52.58	52.97
2564	NASDAQ	PRTA	Wed, Mar 1, 2023	55.87	57.10	55.32	55.95
2563	NASDAQ	PRTA	Tue, Feb 28, 2023	53.93	56.57	53.93	55.76
2562	NASDAQ	PRTA	Mon, Feb 27, 2023	56.89	57.59	53.64	54.57
2561	NASDAQ	PRTA	Fri, Feb 24, 2023	53.90	56.16	50.38	54.52
2560	NASDAQ	PRTA	Thu, Feb 23, 2023	52.67	52.67	50.14	50.90
2559	NASDAQ	PRTA	Wed, Feb 22, 2023	51.38	52.15	51.16	52.10
2558	NASDAQ	PRTA	Tue, Feb 21, 2023	53.10	53.36	50.79	51.37
2557	NASDAQ	PRTA	Fri, Feb 17, 2023	52.67	53.64	51.45	53.42
2556	NASDAQ	PRTA	Thu, Feb 16, 2023	52.66	53.40	51.43	52.52
2555	NASDAQ	PRTA	Wed, Feb 15, 2023	53.83	54.14	52.71	53.92
2554	NASDAQ	PRTA	Tue, Feb 14, 2023	53.60	55.62	53.17	54.23
2553	NASDAQ	PRTA	Mon, Feb 13, 2023	53.56	53.98	52.69	53.96
2552	NASDAQ	PRTA	Fri, Feb 10, 2023	54.80	54.88	53.38	53.38
2551	NASDAQ	PRTA	Thu, Feb 9, 2023	55.72	56.12	54.59	54.87
2550	NASDAQ	PRTA	Wed, Feb 8, 2023	56.98	56.98	55.02	55.32
2549	NASDAQ	PRTA	Tue, Feb 7, 2023	57.92	58.15	55.20	57.20
2548	NASDAQ	PRTA	Mon, Feb 6, 2023	57.73	60.20	57.25	58.27
2547	NASDAQ	PRTA	Fri, Feb 3, 2023	54.45	58.12	54.45	57.75
2546	NASDAQ	PRTA	Thu, Feb 2, 2023	54.04	56.18	54.04	55.55
2545	NASDAQ	PRTA	Wed, Feb 1, 2023	56.50	56.87	53.32	53.67
2544	NASDAQ	PRTA	Tue, Jan 31, 2023	55.28	56.82	54.62	56.55
2543	NASDAQ	PRTA	Mon, Jan 30, 2023	56.35	56.37	54.44	54.96
2542	NASDAQ	PRTA	Fri, Jan 27, 2023	56.79	58.08	56.42	57.12
2541	NASDAQ	PRTA	Thu, Jan 26, 2023	55.72	56.32	54.89	55.85
2540	NASDAQ	PRTA	Wed, Jan 25, 2023	55.34	55.85	53.90	55.25
2539	NASDAQ	PRTA	Tue, Jan 24, 2023	54.88	56.18	54.50	55.90
2538	NASDAQ	PRTA	Mon, Jan 23, 2023	54.51	55.73	53.48	55.10
2537	NASDAQ	PRTA	Fri, Jan 20, 2023	54.86	54.95	53.31	54.56
2536	NASDAQ	PRTA	Thu, Jan 19, 2023	54.25	55.02	53.66	53.96
2535	NASDAQ	PRTA	Wed, Jan 18, 2023	56.08	57.45	54.67	54.75
2534	NASDAQ	PRTA	Tue, Jan 17, 2023	56.40	57.64	55.71	55.82
2533	NASDAQ	PRTA	Fri, Jan 13, 2023	56.64	57.80	56.45	56.90
2532	NASDAQ	PRTA	Thu, Jan 12, 2023	56.50	58.19	55.36	57.50
2531	NASDAQ	PRTA	Wed, Jan 11, 2023	53.24	56.19	52.20	56.09
2530	NASDAQ	PRTA	Tue, Jan 10, 2023	52.28	53.51	51.93	53.29
2529	NASDAQ	PRTA	Mon, Jan 9, 2023	54.07	54.07	51.73	52.45
2528	NASDAQ	PRTA	Fri, Jan 6, 2023	52.72	55.80	51.65	53.64
2527	NASDAQ	PRTA	Thu, Jan 5, 2023	52.68	53.18	52.02	52.51
2526	NASDAQ	PRTA	Wed, Jan 4, 2023	53.66	54.57	52.93	53.40
2525	NASDAQ	PRTA	Tue, Jan 3, 2023	60.77	60.82	52.99	53.50
2524	NASDAQ	PRTA	Fri, Dec 30, 2022	59.14	60.38	58.62	60.25
2523	NASDAQ	PRTA	Thu, Dec 29, 2022	58.70	61.43	57.57	59.68
2522	NASDAQ	PRTA	Wed, Dec 28, 2022	56.90	58.73	56.71	57.93
2521	NASDAQ	PRTA	Tue, Dec 27, 2022	57.88	58.38	56.50	56.63
2520	NASDAQ	PRTA	Fri, Dec 23, 2022	58.63	59.00	57.09	57.82
2519	NASDAQ	PRTA	Thu, Dec 22, 2022	57.99	59.06	57.23	58.76
2518	NASDAQ	PRTA	Wed, Dec 21, 2022	59.09	60.00	57.61	59.00
2517	NASDAQ	PRTA	Tue, Dec 20, 2022	56.51	58.42	56.48	58.02
2516	NASDAQ	PRTA	Mon, Dec 19, 2022	57.16	57.21	56.43	56.54
2515	NASDAQ	PRTA	Fri, Dec 16, 2022	57.64	59.12	56.22	56.84
2514	NASDAQ	PRTA	Thu, Dec 15, 2022	58.53	62.65	56.64	58.52
2513	NASDAQ	PRTA	Wed, Dec 14, 2022	60.00	60.90	53.92	57.97
2512	NASDAQ	PRTA	Tue, Dec 13, 2022	63.00	63.97	61.01	63.23
2511	NASDAQ	PRTA	Mon, Dec 12, 2022	59.00	61.88	57.88	61.55
2510	NASDAQ	PRTA	Fri, Dec 9, 2022	59.40	59.99	58.33	58.36
2509	NASDAQ	PRTA	Thu, Dec 8, 2022	60.16	60.93	58.64	59.17
2508	NASDAQ	PRTA	Wed, Dec 7, 2022	58.79	59.99	57.55	59.58
2507	NASDAQ	PRTA	Tue, Dec 6, 2022	60.34	60.34	57.87	58.55
2506	NASDAQ	PRTA	Mon, Dec 5, 2022	64.92	65.92	58.85	60.39
2505	NASDAQ	PRTA	Fri, Dec 2, 2022	60.06	66.03	59.53	65.00
2504	NASDAQ	PRTA	Thu, Dec 1, 2022	62.51	64.00	60.51	60.89
2503	NASDAQ	PRTA	Wed, Nov 30, 2022	59.32	66.47	59.32	62.51
2502	NASDAQ	PRTA	Tue, Nov 29, 2022	56.82	58.90	56.50	58.12
2501	NASDAQ	PRTA	Mon, Nov 28, 2022	60.11	62.00	56.52	56.71
2500	NASDAQ	PRTA	Fri, Nov 25, 2022	61.66	62.28	60.97	61.21
2499	NASDAQ	PRTA	Wed, Nov 23, 2022	61.10	62.81	59.88	61.95
2498	NASDAQ	PRTA	Tue, Nov 22, 2022	60.46	60.95	59.00	60.82
2497	NASDAQ	PRTA	Mon, Nov 21, 2022	57.83	60.19	57.41	60.08
2496	NASDAQ	PRTA	Fri, Nov 18, 2022	58.29	58.75	56.06	58.12
2495	NASDAQ	PRTA	Thu, Nov 17, 2022	57.79	59.90	55.48	56.85
2494	NASDAQ	PRTA	Wed, Nov 16, 2022	61.94	61.94	58.36	58.58
2493	NASDAQ	PRTA	Tue, Nov 15, 2022	62.25	64.04	59.99	62.17
2492	NASDAQ	PRTA	Mon, Nov 14, 2022	56.58	61.39	54.85	60.82
2491	NASDAQ	PRTA	Fri, Nov 11, 2022	56.55	58.29	55.85	56.89
2490	NASDAQ	PRTA	Thu, Nov 10, 2022	55.00	57.29	54.01	57.12
2489	NASDAQ	PRTA	Wed, Nov 9, 2022	55.56	56.27	51.96	52.05
2488	NASDAQ	PRTA	Tue, Nov 8, 2022	56.39	57.96	54.86	55.92
2487	NASDAQ	PRTA	Mon, Nov 7, 2022	55.06	57.30	54.11	55.78
2486	NASDAQ	PRTA	Fri, Nov 4, 2022	54.20	56.45	52.10	54.56
2485	NASDAQ	PRTA	Thu, Nov 3, 2022	58.65	58.97	55.15	57.69
2484	NASDAQ	PRTA	Wed, Nov 2, 2022	63.24	63.36	59.83	59.84
2483	NASDAQ	PRTA	Tue, Nov 1, 2022	62.59	65.35	61.24	63.45
2482	NASDAQ	PRTA	Mon, Oct 31, 2022	61.71	63.25	60.56	61.44
2481	NASDAQ	PRTA	Fri, Oct 28, 2022	59.90	62.52	54.71	62.24
2480	NASDAQ	PRTA	Thu, Oct 27, 2022	61.34	63.50	59.60	59.70
2479	NASDAQ	PRTA	Wed, Oct 26, 2022	60.00	61.55	58.70	60.28
2478	NASDAQ	PRTA	Tue, Oct 25, 2022	59.35	62.16	59.35	60.35
2477	NASDAQ	PRTA	Mon, Oct 24, 2022	58.10	60.00	55.73	59.78
2476	NASDAQ	PRTA	Fri, Oct 21, 2022	56.57	58.50	56.06	58.22
2475	NASDAQ	PRTA	Thu, Oct 20, 2022	55.57	57.47	55.29	56.06
2474	NASDAQ	PRTA	Wed, Oct 19, 2022	58.05	58.40	54.36	55.50
2473	NASDAQ	PRTA	Tue, Oct 18, 2022	58.78	61.65	58.30	59.00
2472	NASDAQ	PRTA	Mon, Oct 17, 2022	57.12	59.29	56.05	58.08
2471	NASDAQ	PRTA	Fri, Oct 14, 2022	54.64	56.35	53.25	54.85
2470	NASDAQ	PRTA	Thu, Oct 13, 2022	51.05	54.52	50.89	54.00
2469	NASDAQ	PRTA	Wed, Oct 12, 2022	53.59	53.59	51.80	52.39
2468	NASDAQ	PRTA	Tue, Oct 11, 2022	55.94	55.94	51.93	53.35
2467	NASDAQ	PRTA	Mon, Oct 10, 2022	56.01	57.16	54.53	55.64
2466	NASDAQ	PRTA	Fri, Oct 7, 2022	57.46	59.00	55.91	56.24
2465	NASDAQ	PRTA	Thu, Oct 6, 2022	57.71	59.61	57.42	58.57
2464	NASDAQ	PRTA	Wed, Oct 5, 2022	56.87	61.00	55.61	58.11
2463	NASDAQ	PRTA	Tue, Oct 4, 2022	63.19	63.30	55.58	57.45
2462	NASDAQ	PRTA	Mon, Oct 3, 2022	60.90	63.79	59.44	61.82
2461	NASDAQ	PRTA	Fri, Sep 30, 2022	59.00	64.00	58.83	60.63
2460	NASDAQ	PRTA	Thu, Sep 29, 2022	56.25	61.20	55.52	59.47
2459	NASDAQ	PRTA	Wed, Sep 28, 2022	48.10	59.17	47.52	58.00
2458	NASDAQ	PRTA	Tue, Sep 27, 2022	29.00	31.02	28.99	30.93
2457	NASDAQ	PRTA	Mon, Sep 26, 2022	30.61	31.65	29.00	29.01
2456	NASDAQ	PRTA	Fri, Sep 23, 2022	29.86	30.82	29.49	30.74
2455	NASDAQ	PRTA	Thu, Sep 22, 2022	30.94	31.24	29.27	30.04
2454	NASDAQ	PRTA	Wed, Sep 21, 2022	30.83	32.12	30.16	31.31
2453	NASDAQ	PRTA	Tue, Sep 20, 2022	30.06	30.90	30.03	30.61
2452	NASDAQ	PRTA	Mon, Sep 19, 2022	28.94	30.89	28.94	30.36
2451	NASDAQ	PRTA	Fri, Sep 16, 2022	29.30	29.69	28.49	29.44
2450	NASDAQ	PRTA	Thu, Sep 15, 2022	29.25	30.41	29.10	30.00
2449	NASDAQ	PRTA	Wed, Sep 14, 2022	28.09	29.43	27.76	29.37
2448	NASDAQ	PRTA	Tue, Sep 13, 2022	28.82	29.02	27.50	28.00
2447	NASDAQ	PRTA	Mon, Sep 12, 2022	29.20	29.70	28.54	29.65
2446	NASDAQ	PRTA	Fri, Sep 9, 2022	29.38	29.99	28.64	29.05
2445	NASDAQ	PRTA	Thu, Sep 8, 2022	26.54	29.10	26.52	29.09
2444	NASDAQ	PRTA	Wed, Sep 7, 2022	25.13	26.80	25.02	26.77
2443	NASDAQ	PRTA	Tue, Sep 6, 2022	26.93	27.44	25.02	25.16
2442	NASDAQ	PRTA	Fri, Sep 2, 2022	28.15	28.15	26.60	26.91
2441	NASDAQ	PRTA	Thu, Sep 1, 2022	27.23	27.56	26.66	27.53
2440	NASDAQ	PRTA	Wed, Aug 31, 2022	28.45	28.72	27.35	27.57
2439	NASDAQ	PRTA	Tue, Aug 30, 2022	28.68	28.86	27.30	27.99
2438	NASDAQ	PRTA	Mon, Aug 29, 2022	27.45	29.06	27.45	28.30
2437	NASDAQ	PRTA	Fri, Aug 26, 2022	30.11	30.76	27.94	27.98
2436	NASDAQ	PRTA	Thu, Aug 25, 2022	31.39	31.39	30.21	30.28
2435	NASDAQ	PRTA	Wed, Aug 24, 2022	30.12	31.68	29.61	31.11
2434	NASDAQ	PRTA	Tue, Aug 23, 2022	29.83	30.67	29.51	30.25
2433	NASDAQ	PRTA	Mon, Aug 22, 2022	29.96	30.50	29.44	29.84
2432	NASDAQ	PRTA	Fri, Aug 19, 2022	30.65	31.00	30.10	30.41
2431	NASDAQ	PRTA	Thu, Aug 18, 2022	31.39	32.65	30.48	31.37
2430	NASDAQ	PRTA	Wed, Aug 17, 2022	31.67	32.16	31.39	31.61
2429	NASDAQ	PRTA	Tue, Aug 16, 2022	32.66	32.73	31.49	32.12
2428	NASDAQ	PRTA	Mon, Aug 15, 2022	31.74	32.87	31.53	32.66
2427	NASDAQ	PRTA	Fri, Aug 12, 2022	31.62	32.39	30.50	32.19
2426	NASDAQ	PRTA	Thu, Aug 11, 2022	32.00	32.37	30.67	31.28
2425	NASDAQ	PRTA	Wed, Aug 10, 2022	31.43	32.11	30.12	31.78
2424	NASDAQ	PRTA	Tue, Aug 9, 2022	33.19	33.19	29.29	30.28
2423	NASDAQ	PRTA	Mon, Aug 8, 2022	33.17	33.82	32.52	33.01
2422	NASDAQ	PRTA	Fri, Aug 5, 2022	31.48	33.16	30.06	33.11
2421	NASDAQ	PRTA	Thu, Aug 4, 2022	30.96	32.51	30.91	32.26
2420	NASDAQ	PRTA	Wed, Aug 3, 2022	30.42	31.85	30.42	30.92
2419	NASDAQ	PRTA	Tue, Aug 2, 2022	29.38	30.26	29.18	29.74
2418	NASDAQ	PRTA	Mon, Aug 1, 2022	30.52	31.21	29.51	29.70
2417	NASDAQ	PRTA	Fri, Jul 29, 2022	31.52	31.52	30.27	31.06
2416	NASDAQ	PRTA	Thu, Jul 28, 2022	31.99	31.99	30.68	31.73
2415	NASDAQ	PRTA	Wed, Jul 27, 2022	31.25	32.00	30.78	31.85
2414	NASDAQ	PRTA	Tue, Jul 26, 2022	30.67	31.70	30.10	31.01
2413	NASDAQ	PRTA	Mon, Jul 25, 2022	30.97	31.23	30.26	30.88
2412	NASDAQ	PRTA	Fri, Jul 22, 2022	32.91	33.06	30.82	31.01
2411	NASDAQ	PRTA	Thu, Jul 21, 2022	32.47	32.99	31.73	32.86
2410	NASDAQ	PRTA	Wed, Jul 20, 2022	31.54	33.15	31.53	32.54
2409	NASDAQ	PRTA	Tue, Jul 19, 2022	30.53	32.11	29.49	31.35
2408	NASDAQ	PRTA	Mon, Jul 18, 2022	31.09	31.38	29.62	30.00
2407	NASDAQ	PRTA	Fri, Jul 15, 2022	31.05	31.05	29.73	30.71
2406	NASDAQ	PRTA	Thu, Jul 14, 2022	29.96	30.76	29.11	30.50
2405	NASDAQ	PRTA	Wed, Jul 13, 2022	29.25	31.03	28.81	30.49
2404	NASDAQ	PRTA	Tue, Jul 12, 2022	29.96	30.49	29.02	30.15
2403	NASDAQ	PRTA	Mon, Jul 11, 2022	31.03	31.05	29.80	29.96
2402	NASDAQ	PRTA	Fri, Jul 8, 2022	30.39	31.67	30.10	31.49
2401	NASDAQ	PRTA	Thu, Jul 7, 2022	29.78	31.23	29.61	30.72
2400	NASDAQ	PRTA	Wed, Jul 6, 2022	29.69	31.42	29.33	29.60
2399	NASDAQ	PRTA	Tue, Jul 5, 2022	27.29	29.69	27.15	29.69
2398	NASDAQ	PRTA	Fri, Jul 1, 2022	27.27	28.27	26.92	27.89
2397	NASDAQ	PRTA	Thu, Jun 30, 2022	26.32	27.91	26.04	27.15
2396	NASDAQ	PRTA	Wed, Jun 29, 2022	26.53	27.04	25.59	26.81
2395	NASDAQ	PRTA	Tue, Jun 28, 2022	27.81	28.10	26.14	26.77
2394	NASDAQ	PRTA	Mon, Jun 27, 2022	27.92	28.07	26.73	27.61
2393	NASDAQ	PRTA	Fri, Jun 24, 2022	27.84	27.86	26.06	27.77
2392	NASDAQ	PRTA	Thu, Jun 23, 2022	26.36	27.69	25.81	27.54
2391	NASDAQ	PRTA	Wed, Jun 22, 2022	25.18	26.68	24.39	25.94
2390	NASDAQ	PRTA	Tue, Jun 21, 2022	24.64	26.17	24.36	25.59
2389	NASDAQ	PRTA	Fri, Jun 17, 2022	22.97	24.55	22.97	23.87
2388	NASDAQ	PRTA	Thu, Jun 16, 2022	22.78	23.90	21.06	22.86
2387	NASDAQ	PRTA	Wed, Jun 15, 2022	23.50	24.06	22.94	23.68
2386	NASDAQ	PRTA	Tue, Jun 14, 2022	22.88	23.30	22.31	22.93
2385	NASDAQ	PRTA	Mon, Jun 13, 2022	23.43	23.68	22.47	22.73
2384	NASDAQ	PRTA	Fri, Jun 10, 2022	26.37	26.53	24.42	24.59
2383	NASDAQ	PRTA	Thu, Jun 9, 2022	28.11	28.11	26.65	26.92
2382	NASDAQ	PRTA	Wed, Jun 8, 2022	28.01	29.01	27.17	28.15
2381	NASDAQ	PRTA	Tue, Jun 7, 2022	25.88	28.61	25.39	28.44
2380	NASDAQ	PRTA	Mon, Jun 6, 2022	28.14	28.45	25.87	26.20
2379	NASDAQ	PRTA	Fri, Jun 3, 2022	26.54	28.11	26.54	27.50
2378	NASDAQ	PRTA	Thu, Jun 2, 2022	26.17	26.88	25.64	26.72
2377	NASDAQ	PRTA	Wed, Jun 1, 2022	27.40	27.65	25.91	26.52
2376	NASDAQ	PRTA	Tue, May 31, 2022	28.10	29.09	26.74	27.23
2375	NASDAQ	PRTA	Fri, May 27, 2022	26.73	28.29	26.11	28.19
2374	NASDAQ	PRTA	Thu, May 26, 2022	25.83	26.96	25.74	26.60
2373	NASDAQ	PRTA	Wed, May 25, 2022	25.55	26.26	25.33	25.75
2372	NASDAQ	PRTA	Tue, May 24, 2022	26.07	26.28	24.32	25.95
2371	NASDAQ	PRTA	Mon, May 23, 2022	27.34	27.76	26.20	26.43
2370	NASDAQ	PRTA	Fri, May 20, 2022	26.90	27.33	25.73	27.08
2369	NASDAQ	PRTA	Thu, May 19, 2022	25.65	26.59	25.33	26.20
2368	NASDAQ	PRTA	Wed, May 18, 2022	26.62	27.08	24.81	25.60
2367	NASDAQ	PRTA	Tue, May 17, 2022	27.09	28.12	26.75	27.95
2366	NASDAQ	PRTA	Mon, May 16, 2022	26.03	26.67	25.16	26.01
2365	NASDAQ	PRTA	Fri, May 13, 2022	25.44	27.45	25.44	26.30
2364	NASDAQ	PRTA	Thu, May 12, 2022	24.51	26.18	23.82	24.61
2363	NASDAQ	PRTA	Wed, May 11, 2022	26.67	27.77	24.81	24.90
2362	NASDAQ	PRTA	Tue, May 10, 2022	28.39	29.08	26.50	26.97
2361	NASDAQ	PRTA	Mon, May 9, 2022	29.41	29.95	26.60	27.05
2360	NASDAQ	PRTA	Fri, May 6, 2022	27.30	30.10	26.85	29.79
2359	NASDAQ	PRTA	Thu, May 5, 2022	30.53	31.11	27.80	29.02
2358	NASDAQ	PRTA	Wed, May 4, 2022	29.59	31.50	28.48	31.26
2357	NASDAQ	PRTA	Tue, May 3, 2022	30.37	31.54	29.66	29.77
2356	NASDAQ	PRTA	Mon, May 2, 2022	29.01	30.65	28.90	30.63
2355	NASDAQ	PRTA	Fri, Apr 29, 2022	29.85	31.32	29.08	29.16
2354	NASDAQ	PRTA	Thu, Apr 28, 2022	27.81	30.77	26.75	29.98
2353	NASDAQ	PRTA	Wed, Apr 27, 2022	28.58	28.93	27.06	27.13
2352	NASDAQ	PRTA	Tue, Apr 26, 2022	33.00	33.38	28.37	28.58
2351	NASDAQ	PRTA	Mon, Apr 25, 2022	33.20	33.79	32.39	33.25
2350	NASDAQ	PRTA	Fri, Apr 22, 2022	34.71	35.77	33.23	33.33
2349	NASDAQ	PRTA	Thu, Apr 21, 2022	36.10	36.42	33.73	34.86
2348	NASDAQ	PRTA	Wed, Apr 20, 2022	35.11	36.13	34.22	35.78
2347	NASDAQ	PRTA	Tue, Apr 19, 2022	34.13	35.62	33.65	34.94
2346	NASDAQ	PRTA	Mon, Apr 18, 2022	36.37	36.37	33.61	33.85
2345	NASDAQ	PRTA	Thu, Apr 14, 2022	37.13	37.22	35.97	36.15
2344	NASDAQ	PRTA	Wed, Apr 13, 2022	35.60	37.87	35.41	37.50
2343	NASDAQ	PRTA	Tue, Apr 12, 2022	35.35	37.36	34.76	35.42
2342	NASDAQ	PRTA	Mon, Apr 11, 2022	36.06	36.88	34.02	34.44
2341	NASDAQ	PRTA	Fri, Apr 8, 2022	37.63	37.65	36.31	36.55
2340	NASDAQ	PRTA	Thu, Apr 7, 2022	38.25	39.69	37.20	37.70
2339	NASDAQ	PRTA	Wed, Apr 6, 2022	37.31	39.01	36.51	38.60
2338	NASDAQ	PRTA	Tue, Apr 5, 2022	39.62	40.02	37.89	37.95
2337	NASDAQ	PRTA	Mon, Apr 4, 2022	39.12	40.32	38.55	39.98
2336	NASDAQ	PRTA	Fri, Apr 1, 2022	36.72	39.14	36.57	39.06
2335	NASDAQ	PRTA	Thu, Mar 31, 2022	36.86	37.71	36.42	36.57
2334	NASDAQ	PRTA	Wed, Mar 30, 2022	37.98	38.80	36.18	36.52
2333	NASDAQ	PRTA	Tue, Mar 29, 2022	37.97	38.64	37.19	38.18
2332	NASDAQ	PRTA	Mon, Mar 28, 2022	37.09	37.99	35.40	36.96
2331	NASDAQ	PRTA	Fri, Mar 25, 2022	38.00	38.22	36.84	36.95
2330	NASDAQ	PRTA	Thu, Mar 24, 2022	36.57	37.96	36.07	37.83
2329	NASDAQ	PRTA	Wed, Mar 23, 2022	37.31	37.68	36.19	36.30
2328	NASDAQ	PRTA	Tue, Mar 22, 2022	37.62	38.40	37.01	37.75
2327	NASDAQ	PRTA	Mon, Mar 21, 2022	38.84	39.04	37.40	37.66
2326	NASDAQ	PRTA	Fri, Mar 18, 2022	37.60	39.70	37.05	39.16
2325	NASDAQ	PRTA	Thu, Mar 17, 2022	35.37	37.34	34.43	37.22
2324	NASDAQ	PRTA	Wed, Mar 16, 2022	33.72	35.72	33.68	35.71
2323	NASDAQ	PRTA	Tue, Mar 15, 2022	32.16	33.39	31.68	33.33
2322	NASDAQ	PRTA	Mon, Mar 14, 2022	33.57	34.45	31.39	31.94
2321	NASDAQ	PRTA	Fri, Mar 11, 2022	34.58	34.60	33.39	33.44
2320	NASDAQ	PRTA	Thu, Mar 10, 2022	33.37	34.11	32.45	34.01
2319	NASDAQ	PRTA	Wed, Mar 9, 2022	31.81	34.56	31.81	34.01
2318	NASDAQ	PRTA	Tue, Mar 8, 2022	30.21	31.45	29.53	30.71
2317	NASDAQ	PRTA	Mon, Mar 7, 2022	30.67	31.06	30.02	30.27
2316	NASDAQ	PRTA	Fri, Mar 4, 2022	31.97	32.95	30.37	30.60
2315	NASDAQ	PRTA	Thu, Mar 3, 2022	33.69	33.93	31.86	32.38
2314	NASDAQ	PRTA	Wed, Mar 2, 2022	33.76	34.19	32.58	33.44
2313	NASDAQ	PRTA	Tue, Mar 1, 2022	34.17	35.21	32.49	33.41
2312	NASDAQ	PRTA	Mon, Feb 28, 2022	34.93	36.25	34.01	34.60
2311	NASDAQ	PRTA	Fri, Feb 25, 2022	34.65	35.62	33.70	35.32
2310	NASDAQ	PRTA	Thu, Feb 24, 2022	30.50	34.99	30.04	34.58
2309	NASDAQ	PRTA	Wed, Feb 23, 2022	34.40	34.92	32.34	32.45
2308	NASDAQ	PRTA	Tue, Feb 22, 2022	33.44	36.12	33.10	34.15
2307	NASDAQ	PRTA	Fri, Feb 18, 2022	33.56	35.34	33.14	33.67
2306	NASDAQ	PRTA	Thu, Feb 17, 2022	36.91	37.28	34.37	35.06
2305	NASDAQ	PRTA	Wed, Feb 16, 2022	36.72	37.63	36.01	37.26
2304	NASDAQ	PRTA	Tue, Feb 15, 2022	35.27	37.74	35.27	37.47
2303	NASDAQ	PRTA	Mon, Feb 14, 2022	35.80	36.32	35.14	35.45
2302	NASDAQ	PRTA	Fri, Feb 11, 2022	35.89	36.90	34.80	35.51
2301	NASDAQ	PRTA	Thu, Feb 10, 2022	35.45	37.95	35.09	35.98
2300	NASDAQ	PRTA	Wed, Feb 9, 2022	35.00	37.03	35.00	36.65
2299	NASDAQ	PRTA	Tue, Feb 8, 2022	34.38	35.13	33.54	34.79
2298	NASDAQ	PRTA	Mon, Feb 7, 2022	33.72	35.64	33.48	34.71
2297	NASDAQ	PRTA	Fri, Feb 4, 2022	32.22	34.33	32.10	33.72
2296	NASDAQ	PRTA	Thu, Feb 3, 2022	32.59	33.91	32.06	32.36
2295	NASDAQ	PRTA	Wed, Feb 2, 2022	34.89	34.89	32.43	32.73
2294	NASDAQ	PRTA	Tue, Feb 1, 2022	34.19	34.94	33.50	34.66
2293	NASDAQ	PRTA	Mon, Jan 31, 2022	33.05	34.39	32.50	34.08
2292	NASDAQ	PRTA	Fri, Jan 28, 2022	31.47	33.32	30.93	32.69
2291	NASDAQ	PRTA	Thu, Jan 27, 2022	34.02	34.71	31.11	31.45
2290	NASDAQ	PRTA	Wed, Jan 26, 2022	34.50	36.50	33.56	33.73
2289	NASDAQ	PRTA	Tue, Jan 25, 2022	34.80	35.55	33.32	34.31
2288	NASDAQ	PRTA	Mon, Jan 24, 2022	34.50	35.68	32.34	35.47
2287	NASDAQ	PRTA	Fri, Jan 21, 2022	34.95	36.88	34.82	35.23
2286	NASDAQ	PRTA	Thu, Jan 20, 2022	36.61	38.25	35.01	35.43
2285	NASDAQ	PRTA	Wed, Jan 19, 2022	37.57	38.37	35.50	36.13
2284	NASDAQ	PRTA	Tue, Jan 18, 2022	38.25	39.42	36.85	37.01
2283	NASDAQ	PRTA	Fri, Jan 14, 2022	36.71	39.80	35.78	39.53
2282	NASDAQ	PRTA	Thu, Jan 13, 2022	38.38	40.27	36.31	37.24
2281	NASDAQ	PRTA	Wed, Jan 12, 2022	39.37	39.86	35.04	37.47
2280	NASDAQ	PRTA	Tue, Jan 11, 2022	41.77	43.33	40.93	42.12
2279	NASDAQ	PRTA	Mon, Jan 10, 2022	40.83	42.08	40.02	41.86
2278	NASDAQ	PRTA	Fri, Jan 7, 2022	43.45	44.50	40.71	41.19
2277	NASDAQ	PRTA	Thu, Jan 6, 2022	44.43	45.89	41.68	43.64
2276	NASDAQ	PRTA	Wed, Jan 5, 2022	46.68	47.35	44.64	44.73
2275	NASDAQ	PRTA	Tue, Jan 4, 2022	49.15	49.22	46.37	46.82
2274	NASDAQ	PRTA	Mon, Jan 3, 2022	49.77	49.77	46.29	49.22
2273	NASDAQ	PRTA	Fri, Dec 31, 2021	47.98	50.06	47.91	49.40
2272	NASDAQ	PRTA	Thu, Dec 30, 2021	45.89	48.30	45.35	47.72
2271	NASDAQ	PRTA	Wed, Dec 29, 2021	45.29	47.03	44.15	46.83
2270	NASDAQ	PRTA	Tue, Dec 28, 2021	47.05	47.27	45.65	45.70
2269	NASDAQ	PRTA	Mon, Dec 27, 2021	48.07	48.64	46.58	47.43
2268	NASDAQ	PRTA	Thu, Dec 23, 2021	47.21	49.32	46.63	48.39
2267	NASDAQ	PRTA	Wed, Dec 22, 2021	46.83	47.55	44.99	47.08
2266	NASDAQ	PRTA	Tue, Dec 21, 2021	47.08	48.45	45.56	47.03
2265	NASDAQ	PRTA	Mon, Dec 20, 2021	46.10	46.68	43.69	46.41
2264	NASDAQ	PRTA	Fri, Dec 17, 2021	42.80	47.64	41.50	46.99
2263	NASDAQ	PRTA	Thu, Dec 16, 2021	45.35	45.92	42.83	43.35
2262	NASDAQ	PRTA	Wed, Dec 15, 2021	42.00	45.49	40.50	45.16
2261	NASDAQ	PRTA	Tue, Dec 14, 2021	42.02	43.81	41.57	42.11
2260	NASDAQ	PRTA	Mon, Dec 13, 2021	44.13	45.67	42.65	44.17
2259	NASDAQ	PRTA	Fri, Dec 10, 2021	45.13	46.21	43.19	43.70
2258	NASDAQ	PRTA	Thu, Dec 9, 2021	48.75	49.84	44.59	45.00
2257	NASDAQ	PRTA	Wed, Dec 8, 2021	49.10	50.77	48.52	49.55
2256	NASDAQ	PRTA	Tue, Dec 7, 2021	45.53	50.49	45.22	49.36
2255	NASDAQ	PRTA	Mon, Dec 6, 2021	46.62	47.23	43.60	44.06
2254	NASDAQ	PRTA	Fri, Dec 3, 2021	49.59	50.35	45.28	46.59
2253	NASDAQ	PRTA	Thu, Dec 2, 2021	46.58	49.98	45.60	49.67
2252	NASDAQ	PRTA	Wed, Dec 1, 2021	50.69	51.58	46.49	46.65
2251	NASDAQ	PRTA	Tue, Nov 30, 2021	49.24	50.45	46.12	50.15
2250	NASDAQ	PRTA	Mon, Nov 29, 2021	49.80	52.36	48.42	49.22
2249	NASDAQ	PRTA	Fri, Nov 26, 2021	52.60	53.80	47.03	49.16
2248	NASDAQ	PRTA	Wed, Nov 24, 2021	52.55	54.90	51.45	53.64
2247	NASDAQ	PRTA	Tue, Nov 23, 2021	58.84	59.01	50.75	51.17
2246	NASDAQ	PRTA	Mon, Nov 22, 2021	57.80	60.66	56.93	59.01
2245	NASDAQ	PRTA	Fri, Nov 19, 2021	55.00	60.23	55.00	58.73
2244	NASDAQ	PRTA	Thu, Nov 18, 2021	56.75	56.80	54.45	54.59
2243	NASDAQ	PRTA	Wed, Nov 17, 2021	55.12	58.09	54.81	56.50
2242	NASDAQ	PRTA	Tue, Nov 16, 2021	57.20	58.09	54.75	55.76
2241	NASDAQ	PRTA	Mon, Nov 15, 2021	57.13	57.41	55.70	57.19
2240	NASDAQ	PRTA	Fri, Nov 12, 2021	57.02	57.85	56.20	57.19
2239	NASDAQ	PRTA	Thu, Nov 11, 2021	56.39	56.61	54.00	56.51
2238	NASDAQ	PRTA	Wed, Nov 10, 2021	55.88	57.86	55.38	56.09
2237	NASDAQ	PRTA	Tue, Nov 9, 2021	58.34	58.80	55.98	56.53
2236	NASDAQ	PRTA	Mon, Nov 8, 2021	59.23	61.19	57.73	58.52
2235	NASDAQ	PRTA	Fri, Nov 5, 2021	55.25	60.46	54.12	58.94
2234	NASDAQ	PRTA	Thu, Nov 4, 2021	58.55	59.56	56.00	56.43
2233	NASDAQ	PRTA	Wed, Nov 3, 2021	58.53	60.21	57.85	59.38
2232	NASDAQ	PRTA	Tue, Nov 2, 2021	57.67	59.79	56.74	58.78
2231	NASDAQ	PRTA	Mon, Nov 1, 2021	55.14	59.25	54.54	57.46
2230	NASDAQ	PRTA	Fri, Oct 29, 2021	56.09	56.26	54.99	55.35
2229	NASDAQ	PRTA	Thu, Oct 28, 2021	54.78	57.11	54.78	56.57
2228	NASDAQ	PRTA	Wed, Oct 27, 2021	60.45	60.92	54.54	54.68
2227	NASDAQ	PRTA	Tue, Oct 26, 2021	62.29	62.55	60.81	61.02
2226	NASDAQ	PRTA	Mon, Oct 25, 2021	61.53	63.13	61.25	62.67
2225	NASDAQ	PRTA	Fri, Oct 22, 2021	61.35	62.13	59.75	61.61
2224	NASDAQ	PRTA	Thu, Oct 21, 2021	59.95	61.85	59.37	61.15
2223	NASDAQ	PRTA	Wed, Oct 20, 2021	62.10	62.22	59.57	59.96
2222	NASDAQ	PRTA	Tue, Oct 19, 2021	63.19	65.39	62.45	62.65
2221	NASDAQ	PRTA	Mon, Oct 18, 2021	62.85	63.53	61.51	62.91
2220	NASDAQ	PRTA	Fri, Oct 15, 2021	66.08	66.55	62.00	63.46
2219	NASDAQ	PRTA	Thu, Oct 14, 2021	64.36	65.20	63.28	64.96
2218	NASDAQ	PRTA	Wed, Oct 13, 2021	65.86	66.25	63.42	63.98
2217	NASDAQ	PRTA	Tue, Oct 12, 2021	69.41	70.39	64.64	65.64
2216	NASDAQ	PRTA	Mon, Oct 11, 2021	71.04	72.00	69.20	69.41
2215	NASDAQ	PRTA	Fri, Oct 8, 2021	73.38	73.38	69.78	71.15
2214	NASDAQ	PRTA	Thu, Oct 7, 2021	70.97	74.32	70.97	73.26
2213	NASDAQ	PRTA	Wed, Oct 6, 2021	71.03	72.53	70.47	70.94
2212	NASDAQ	PRTA	Tue, Oct 5, 2021	72.00	73.75	71.30	71.72
2211	NASDAQ	PRTA	Mon, Oct 4, 2021	69.47	72.17	69.00	71.70
2210	NASDAQ	PRTA	Fri, Oct 1, 2021	70.44	71.26	64.64	70.74
2209	NASDAQ	PRTA	Thu, Sep 30, 2021	72.44	72.85	69.95	71.23
2208	NASDAQ	PRTA	Wed, Sep 29, 2021	72.20	75.00	70.52	70.81
2207	NASDAQ	PRTA	Tue, Sep 28, 2021	76.59	77.15	71.51	71.79
2206	NASDAQ	PRTA	Mon, Sep 27, 2021	75.88	79.75	74.93	77.39
2205	NASDAQ	PRTA	Fri, Sep 24, 2021	78.00	78.86	74.29	75.32
2204	NASDAQ	PRTA	Thu, Sep 23, 2021	76.90	78.95	76.60	78.89
2203	NASDAQ	PRTA	Wed, Sep 22, 2021	75.10	76.70	74.42	76.06
2202	NASDAQ	PRTA	Tue, Sep 21, 2021	74.98	78.10	73.35	75.03
2201	NASDAQ	PRTA	Mon, Sep 20, 2021	75.21	77.32	73.61	74.81
2200	NASDAQ	PRTA	Fri, Sep 17, 2021	75.65	77.58	74.80	77.07
2199	NASDAQ	PRTA	Thu, Sep 16, 2021	74.74	75.40	73.54	74.79
2198	NASDAQ	PRTA	Wed, Sep 15, 2021	74.59	75.65	74.21	74.82
2197	NASDAQ	PRTA	Tue, Sep 14, 2021	73.72	77.68	73.72	74.59
2196	NASDAQ	PRTA	Mon, Sep 13, 2021	76.68	77.70	71.45	72.49
2195	NASDAQ	PRTA	Fri, Sep 10, 2021	72.58	78.40	72.51	76.38
2194	NASDAQ	PRTA	Thu, Sep 9, 2021	71.01	72.87	70.46	72.15
2193	NASDAQ	PRTA	Wed, Sep 8, 2021	72.25	72.73	71.00	71.27
2192	NASDAQ	PRTA	Tue, Sep 7, 2021	71.24	73.05	69.06	71.89
2191	NASDAQ	PRTA	Fri, Sep 3, 2021	72.10	73.51	70.58	71.38
2190	NASDAQ	PRTA	Thu, Sep 2, 2021	70.76	72.09	69.45	71.93
2189	NASDAQ	PRTA	Wed, Sep 1, 2021	67.00	70.74	66.37	69.88
2188	NASDAQ	PRTA	Tue, Aug 31, 2021	71.06	71.77	64.20	67.12
2187	NASDAQ	PRTA	Mon, Aug 30, 2021	65.70	70.91	65.00	69.23
2186	NASDAQ	PRTA	Fri, Aug 27, 2021	67.62	69.02	66.18	68.13
2185	NASDAQ	PRTA	Thu, Aug 26, 2021	65.33	69.08	65.33	67.55
2184	NASDAQ	PRTA	Wed, Aug 25, 2021	64.00	66.89	62.30	65.43
2183	NASDAQ	PRTA	Tue, Aug 24, 2021	62.00	66.40	61.07	63.98
2182	NASDAQ	PRTA	Mon, Aug 23, 2021	61.21	63.71	61.01	62.00
2181	NASDAQ	PRTA	Fri, Aug 20, 2021	58.98	60.72	58.98	59.82
2180	NASDAQ	PRTA	Thu, Aug 19, 2021	57.97	61.93	56.39	59.11
2179	NASDAQ	PRTA	Wed, Aug 18, 2021	61.04	62.40	57.93	58.34
2178	NASDAQ	PRTA	Tue, Aug 17, 2021	55.77	61.27	55.40	60.83
2177	NASDAQ	PRTA	Mon, Aug 16, 2021	58.28	58.28	56.05	56.40
2176	NASDAQ	PRTA	Fri, Aug 13, 2021	58.85	59.47	57.22	58.45
2175	NASDAQ	PRTA	Thu, Aug 12, 2021	58.02	59.80	57.43	58.79
2174	NASDAQ	PRTA	Wed, Aug 11, 2021	58.36	58.77	56.72	58.00
2173	NASDAQ	PRTA	Tue, Aug 10, 2021	58.00	58.32	55.73	57.89
2172	NASDAQ	PRTA	Mon, Aug 9, 2021	55.00	58.67	54.86	57.17
2171	NASDAQ	PRTA	Fri, Aug 6, 2021	55.79	57.66	53.76	57.42
2170	NASDAQ	PRTA	Thu, Aug 5, 2021	54.10	55.96	54.08	55.94
2169	NASDAQ	PRTA	Wed, Aug 4, 2021	53.70	56.70	52.86	54.70
2168	NASDAQ	PRTA	Tue, Aug 3, 2021	52.70	54.49	51.04	54.10
2167	NASDAQ	PRTA	Mon, Aug 2, 2021	50.39	53.50	50.39	52.74
2166	NASDAQ	PRTA	Fri, Jul 30, 2021	49.13	51.57	48.27	50.10
2165	NASDAQ	PRTA	Thu, Jul 29, 2021	53.70	53.70	49.44	49.72
2164	NASDAQ	PRTA	Wed, Jul 28, 2021	47.89	52.98	47.89	52.74
2163	NASDAQ	PRTA	Tue, Jul 27, 2021	50.51	50.54	45.09	48.20
2162	NASDAQ	PRTA	Mon, Jul 26, 2021	52.63	54.91	50.51	51.48
2161	NASDAQ	PRTA	Fri, Jul 23, 2021	51.48	52.65	50.00	51.95
2160	NASDAQ	PRTA	Thu, Jul 22, 2021	51.71	53.60	49.35	51.34
2159	NASDAQ	PRTA	Wed, Jul 21, 2021	50.12	53.43	48.78	51.90
2158	NASDAQ	PRTA	Tue, Jul 20, 2021	49.71	52.42	49.15	49.57
2157	NASDAQ	PRTA	Mon, Jul 19, 2021	51.25	52.48	49.30	50.00
2156	NASDAQ	PRTA	Fri, Jul 16, 2021	52.30	53.38	50.63	50.95
2155	NASDAQ	PRTA	Thu, Jul 15, 2021	53.67	54.07	49.75	51.76
2154	NASDAQ	PRTA	Wed, Jul 14, 2021	53.49	56.32	52.34	53.62
2153	NASDAQ	PRTA	Tue, Jul 13, 2021	56.94	57.26	52.13	52.34
2152	NASDAQ	PRTA	Mon, Jul 12, 2021	61.25	61.42	53.24	54.39
2151	NASDAQ	PRTA	Fri, Jul 9, 2021	55.20	67.08	55.20	59.24
2150	NASDAQ	PRTA	Thu, Jul 8, 2021	51.01	56.55	49.02	55.22
2149	NASDAQ	PRTA	Wed, Jul 7, 2021	55.89	57.27	52.47	53.26
2148	NASDAQ	PRTA	Tue, Jul 6, 2021	55.34	56.25	51.71	55.71
2147	NASDAQ	PRTA	Fri, Jul 2, 2021	53.33	56.02	51.71	55.47
2146	NASDAQ	PRTA	Thu, Jul 1, 2021	51.19	53.25	50.02	52.78
2145	NASDAQ	PRTA	Wed, Jun 30, 2021	48.64	52.03	47.77	51.41
2144	NASDAQ	PRTA	Tue, Jun 29, 2021	48.51	49.85	47.01	48.51
2143	NASDAQ	PRTA	Mon, Jun 28, 2021	47.22	52.18	46.91	48.73
2142	NASDAQ	PRTA	Fri, Jun 25, 2021	48.92	49.45	46.28	46.86
2141	NASDAQ	PRTA	Thu, Jun 24, 2021	50.00	53.73	48.32	48.87
2140	NASDAQ	PRTA	Wed, Jun 23, 2021	45.88	49.73	45.41	48.11
2139	NASDAQ	PRTA	Tue, Jun 22, 2021	49.11	49.46	44.84	45.33
2138	NASDAQ	PRTA	Mon, Jun 21, 2021	50.48	50.82	48.02	49.41
2137	NASDAQ	PRTA	Fri, Jun 18, 2021	49.52	53.28	48.86	51.01
2136	NASDAQ	PRTA	Thu, Jun 17, 2021	56.27	57.15	46.30	48.72
2135	NASDAQ	PRTA	Wed, Jun 16, 2021	51.73	59.74	51.28	57.65
2134	NASDAQ	PRTA	Tue, Jun 15, 2021	48.22	52.41	47.81	51.97
2133	NASDAQ	PRTA	Mon, Jun 14, 2021	45.89	48.42	45.63	47.65
2132	NASDAQ	PRTA	Fri, Jun 11, 2021	46.49	46.61	42.19	45.09
2131	NASDAQ	PRTA	Thu, Jun 10, 2021	39.72	45.62	39.12	44.52
2130	NASDAQ	PRTA	Wed, Jun 9, 2021	39.99	40.00	38.29	38.94
2129	NASDAQ	PRTA	Tue, Jun 8, 2021	37.23	39.60	34.63	39.42
2128	NASDAQ	PRTA	Mon, Jun 7, 2021	28.55	37.85	28.50	37.23
2127	NASDAQ	PRTA	Fri, Jun 4, 2021	28.95	29.51	28.40	28.65
2126	NASDAQ	PRTA	Thu, Jun 3, 2021	28.50	29.88	28.15	28.68
2125	NASDAQ	PRTA	Wed, Jun 2, 2021	27.57	28.28	27.16	28.12
2124	NASDAQ	PRTA	Tue, Jun 1, 2021	29.13	29.46	27.17	27.44
2123	NASDAQ	PRTA	Fri, May 28, 2021	30.62	31.05	29.01	29.17
2122	NASDAQ	PRTA	Thu, May 27, 2021	26.47	30.62	26.07	30.43
2121	NASDAQ	PRTA	Wed, May 26, 2021	26.00	26.77	25.80	26.66
2120	NASDAQ	PRTA	Tue, May 25, 2021	25.26	25.74	24.60	25.26
2119	NASDAQ	PRTA	Mon, May 24, 2021	24.64	25.64	24.35	25.05
2118	NASDAQ	PRTA	Fri, May 21, 2021	23.50	25.19	22.96	24.42
2117	NASDAQ	PRTA	Thu, May 20, 2021	24.07	24.29	22.75	23.17
2116	NASDAQ	PRTA	Wed, May 19, 2021	23.63	24.19	23.25	23.97
2115	NASDAQ	PRTA	Tue, May 18, 2021	22.84	24.50	22.84	23.83
2114	NASDAQ	PRTA	Mon, May 17, 2021	22.58	23.45	22.11	23.00
2113	NASDAQ	PRTA	Fri, May 14, 2021	21.63	23.24	21.30	22.98
2112	NASDAQ	PRTA	Thu, May 13, 2021	22.08	22.70	21.36	21.63
2111	NASDAQ	PRTA	Wed, May 12, 2021	22.94	23.38	21.48	21.85
2110	NASDAQ	PRTA	Tue, May 11, 2021	23.02	23.53	21.94	22.97
2109	NASDAQ	PRTA	Mon, May 10, 2021	24.60	24.65	23.00	23.39
2108	NASDAQ	PRTA	Fri, May 7, 2021	23.77	25.45	23.74	24.62
2107	NASDAQ	PRTA	Thu, May 6, 2021	23.94	24.07	23.09	23.66
2106	NASDAQ	PRTA	Wed, May 5, 2021	24.73	25.01	23.82	24.11
2105	NASDAQ	PRTA	Tue, May 4, 2021	26.93	26.93	24.65	24.75
2104	NASDAQ	PRTA	Mon, May 3, 2021	27.04	27.73	25.82	27.04
2103	NASDAQ	PRTA	Fri, Apr 30, 2021	26.54	27.52	25.85	26.54
2102	NASDAQ	PRTA	Thu, Apr 29, 2021	26.76	27.26	26.00	26.85
2101	NASDAQ	PRTA	Wed, Apr 28, 2021	25.01	26.80	24.54	26.66
2100	NASDAQ	PRTA	Tue, Apr 27, 2021	25.67	26.03	24.71	25.14
2099	NASDAQ	PRTA	Mon, Apr 26, 2021	23.90	25.51	23.65	25.43
2098	NASDAQ	PRTA	Fri, Apr 23, 2021	23.68	24.80	23.49	23.80
2097	NASDAQ	PRTA	Thu, Apr 22, 2021	23.13	24.34	22.56	23.76
2096	NASDAQ	PRTA	Wed, Apr 21, 2021	22.41	23.23	22.02	23.22
2095	NASDAQ	PRTA	Tue, Apr 20, 2021	23.52	23.74	22.16	22.53
2094	NASDAQ	PRTA	Mon, Apr 19, 2021	24.68	25.23	23.49	23.76
2093	NASDAQ	PRTA	Fri, Apr 16, 2021	25.96	25.96	24.40	24.85
2092	NASDAQ	PRTA	Thu, Apr 15, 2021	24.23	25.84	23.97	25.65
2091	NASDAQ	PRTA	Wed, Apr 14, 2021	23.49	24.44	22.99	23.96
2090	NASDAQ	PRTA	Tue, Apr 13, 2021	21.73	24.21	21.73	23.37
2089	NASDAQ	PRTA	Mon, Apr 12, 2021	22.61	22.70	21.55	21.91
2088	NASDAQ	PRTA	Fri, Apr 9, 2021	23.32	24.25	22.77	22.78
2087	NASDAQ	PRTA	Thu, Apr 8, 2021	23.29	24.38	23.20	23.49
2086	NASDAQ	PRTA	Wed, Apr 7, 2021	24.44	24.44	23.23	23.24
2085	NASDAQ	PRTA	Tue, Apr 6, 2021	25.10	25.75	23.63	24.60
2084	NASDAQ	PRTA	Mon, Apr 5, 2021	24.78	26.34	24.50	24.90
2083	NASDAQ	PRTA	Thu, Apr 1, 2021	24.82	25.74	24.08	24.74
2082	NASDAQ	PRTA	Wed, Mar 31, 2021	22.43	25.33	22.43	25.12
2081	NASDAQ	PRTA	Tue, Mar 30, 2021	24.36	24.50	22.51	22.66
2080	NASDAQ	PRTA	Mon, Mar 29, 2021	26.81	26.81	24.12	24.30
2079	NASDAQ	PRTA	Fri, Mar 26, 2021	28.54	28.62	26.16	26.90
2078	NASDAQ	PRTA	Thu, Mar 25, 2021	24.88	28.66	24.31	28.24
2077	NASDAQ	PRTA	Wed, Mar 24, 2021	22.71	25.71	22.35	25.40
2076	NASDAQ	PRTA	Tue, Mar 23, 2021	24.35	24.67	21.74	21.74
2075	NASDAQ	PRTA	Mon, Mar 22, 2021	24.41	25.28	24.41	24.54
2074	NASDAQ	PRTA	Fri, Mar 19, 2021	23.83	25.00	23.37	24.36
2073	NASDAQ	PRTA	Thu, Mar 18, 2021	24.32	25.34	23.73	23.90
2072	NASDAQ	PRTA	Wed, Mar 17, 2021	25.40	25.66	24.37	24.79
2071	NASDAQ	PRTA	Tue, Mar 16, 2021	24.70	25.66	24.50	25.62
2070	NASDAQ	PRTA	Mon, Mar 15, 2021	23.45	25.14	23.41	24.74
2069	NASDAQ	PRTA	Fri, Mar 12, 2021	22.82	23.61	22.21	23.04
2068	NASDAQ	PRTA	Thu, Mar 11, 2021	22.78	23.91	22.78	23.81
2067	NASDAQ	PRTA	Wed, Mar 10, 2021	21.89	22.79	21.63	22.35
2066	NASDAQ	PRTA	Tue, Mar 9, 2021	20.84	22.21	20.84	21.79
2065	NASDAQ	PRTA	Mon, Mar 8, 2021	21.86	22.37	20.08	20.62
2064	NASDAQ	PRTA	Fri, Mar 5, 2021	21.42	21.70	19.67	21.37
2063	NASDAQ	PRTA	Thu, Mar 4, 2021	22.20	22.20	21.03	21.18
2062	NASDAQ	PRTA	Wed, Mar 3, 2021	21.72	22.67	21.48	21.91
2061	NASDAQ	PRTA	Tue, Mar 2, 2021	21.47	22.01	21.00	21.71
2060	NASDAQ	PRTA	Mon, Mar 1, 2021	22.76	23.24	21.05	21.49
2059	NASDAQ	PRTA	Fri, Feb 26, 2021	23.85	24.74	22.26	22.32
2058	NASDAQ	PRTA	Thu, Feb 25, 2021	22.58	23.18	22.33	22.60
2057	NASDAQ	PRTA	Wed, Feb 24, 2021	21.25	23.02	21.22	22.95
2056	NASDAQ	PRTA	Tue, Feb 23, 2021	21.89	22.17	20.88	21.11
2055	NASDAQ	PRTA	Mon, Feb 22, 2021	22.98	23.70	21.88	21.95
2054	NASDAQ	PRTA	Fri, Feb 19, 2021	23.86	25.05	22.47	23.25
2053	NASDAQ	PRTA	Thu, Feb 18, 2021	25.50	27.20	23.27	23.75
2052	NASDAQ	PRTA	Wed, Feb 17, 2021	23.09	24.57	21.99	24.00
2051	NASDAQ	PRTA	Tue, Feb 16, 2021	22.33	23.47	21.99	23.00
2050	NASDAQ	PRTA	Fri, Feb 12, 2021	17.07	23.87	16.80	22.85
2049	NASDAQ	PRTA	Thu, Feb 11, 2021	15.83	16.25	15.00	15.70
2048	NASDAQ	PRTA	Wed, Feb 10, 2021	15.37	15.85	15.02	15.73
2047	NASDAQ	PRTA	Tue, Feb 9, 2021	15.57	15.76	15.22	15.38
2046	NASDAQ	PRTA	Mon, Feb 8, 2021	14.52	15.73	14.16	15.52
2045	NASDAQ	PRTA	Fri, Feb 5, 2021	14.58	14.87	14.11	14.52
2044	NASDAQ	PRTA	Thu, Feb 4, 2021	14.70	14.80	13.55	14.58
2043	NASDAQ	PRTA	Wed, Feb 3, 2021	14.33	14.64	13.65	14.16
2042	NASDAQ	PRTA	Tue, Feb 2, 2021	14.41	14.98	13.00	14.35
2041	NASDAQ	PRTA	Mon, Feb 1, 2021	11.40	11.40	10.72	11.00
2040	NASDAQ	PRTA	Fri, Jan 29, 2021	12.03	12.27	11.05	11.21
2039	NASDAQ	PRTA	Thu, Jan 28, 2021	12.35	12.38	11.89	11.93
2038	NASDAQ	PRTA	Wed, Jan 27, 2021	12.97	13.50	11.88	12.07
2037	NASDAQ	PRTA	Tue, Jan 26, 2021	13.86	14.05	13.22	13.26
2036	NASDAQ	PRTA	Mon, Jan 25, 2021	13.48	14.09	13.48	13.77
2035	NASDAQ	PRTA	Fri, Jan 22, 2021	13.17	13.66	13.01	13.61
2034	NASDAQ	PRTA	Thu, Jan 21, 2021	13.58	13.58	13.16	13.35
2033	NASDAQ	PRTA	Wed, Jan 20, 2021	13.86	13.86	13.45	13.56
2032	NASDAQ	PRTA	Tue, Jan 19, 2021	13.64	13.92	13.38	13.74
2031	NASDAQ	PRTA	Fri, Jan 15, 2021	14.33	14.53	13.35	13.59
2030	NASDAQ	PRTA	Thu, Jan 14, 2021	13.70	14.43	13.40	14.40
2029	NASDAQ	PRTA	Wed, Jan 13, 2021	13.37	13.67	13.23	13.61
2028	NASDAQ	PRTA	Tue, Jan 12, 2021	13.20	13.77	13.20	13.46
2027	NASDAQ	PRTA	Mon, Jan 11, 2021	12.91	13.30	12.78	13.24
2026	NASDAQ	PRTA	Fri, Jan 8, 2021	12.83	12.97	12.50	12.82
2025	NASDAQ	PRTA	Thu, Jan 7, 2021	12.75	12.76	12.26	12.67
2024	NASDAQ	PRTA	Wed, Jan 6, 2021	12.35	12.58	12.23	12.39
2023	NASDAQ	PRTA	Tue, Jan 5, 2021	12.22	12.70	12.22	12.37
2022	NASDAQ	PRTA	Mon, Jan 4, 2021	12.19	12.49	11.80	12.30
2021	NASDAQ	PRTA	Thu, Dec 31, 2020	12.29	12.29	11.89	12.01
2020	NASDAQ	PRTA	Wed, Dec 30, 2020	12.20	12.74	12.20	12.38
2019	NASDAQ	PRTA	Tue, Dec 29, 2020	12.82	12.90	12.09	12.31
2018	NASDAQ	PRTA	Mon, Dec 28, 2020	13.32	13.38	12.81	12.88
2017	NASDAQ	PRTA	Thu, Dec 24, 2020	13.70	13.70	13.18	13.24
2016	NASDAQ	PRTA	Wed, Dec 23, 2020	13.82	13.89	13.20	13.25
2015	NASDAQ	PRTA	Tue, Dec 22, 2020	13.02	13.98	12.92	13.82
2014	NASDAQ	PRTA	Mon, Dec 21, 2020	12.81	13.11	12.75	13.02
2013	NASDAQ	PRTA	Fri, Dec 18, 2020	13.26	13.43	13.00	13.06
2012	NASDAQ	PRTA	Thu, Dec 17, 2020	13.26	13.44	12.87	13.26
2011	NASDAQ	PRTA	Wed, Dec 16, 2020	13.42	13.53	12.83	13.09
2010	NASDAQ	PRTA	Tue, Dec 15, 2020	13.00	13.49	12.48	13.46
2009	NASDAQ	PRTA	Mon, Dec 14, 2020	11.32	12.87	11.21	12.73
2008	NASDAQ	PRTA	Fri, Dec 11, 2020	11.28	11.54	11.08	11.17
2007	NASDAQ	PRTA	Thu, Dec 10, 2020	11.92	11.92	11.21	11.44
2006	NASDAQ	PRTA	Wed, Dec 9, 2020	12.79	12.91	11.04	11.47
2005	NASDAQ	PRTA	Tue, Dec 8, 2020	11.74	11.74	11.29	11.56
2004	NASDAQ	PRTA	Mon, Dec 7, 2020	12.11	12.25	11.66	11.71
2003	NASDAQ	PRTA	Fri, Dec 4, 2020	11.02	11.65	10.84	11.53
2002	NASDAQ	PRTA	Thu, Dec 3, 2020	11.10	11.12	10.82	11.00
2001	NASDAQ	PRTA	Wed, Dec 2, 2020	11.00	11.27	10.86	11.08
2000	NASDAQ	PRTA	Tue, Dec 1, 2020	11.35	11.45	10.82	11.00
1999	NASDAQ	PRTA	Mon, Nov 30, 2020	11.30	11.49	11.03	11.32
1998	NASDAQ	PRTA	Fri, Nov 27, 2020	11.23	11.37	11.06	11.29
1997	NASDAQ	PRTA	Wed, Nov 25, 2020	11.16	11.25	10.96	11.18
1996	NASDAQ	PRTA	Tue, Nov 24, 2020	11.58	11.64	11.01	11.12
1995	NASDAQ	PRTA	Mon, Nov 23, 2020	11.82	11.89	11.43	11.50
1994	NASDAQ	PRTA	Fri, Nov 20, 2020	11.66	11.77	11.35	11.73
1993	NASDAQ	PRTA	Thu, Nov 19, 2020	12.32	12.50	11.55	11.79
1992	NASDAQ	PRTA	Wed, Nov 18, 2020	12.41	12.47	12.09	12.12
1991	NASDAQ	PRTA	Tue, Nov 17, 2020	12.30	12.50	12.10	12.35
1990	NASDAQ	PRTA	Mon, Nov 16, 2020	12.46	12.56	12.05	12.40
1989	NASDAQ	PRTA	Fri, Nov 13, 2020	12.49	12.50	12.12	12.30
1988	NASDAQ	PRTA	Thu, Nov 12, 2020	12.38	12.55	12.06	12.36
1987	NASDAQ	PRTA	Wed, Nov 11, 2020	12.50	12.52	12.11	12.39
1986	NASDAQ	PRTA	Tue, Nov 10, 2020	11.97	12.74	11.93	12.39
1985	NASDAQ	PRTA	Mon, Nov 9, 2020	12.53	13.22	11.93	12.19
1984	NASDAQ	PRTA	Fri, Nov 6, 2020	13.72	13.75	12.20	12.31
1983	NASDAQ	PRTA	Thu, Nov 5, 2020	14.04	14.14	13.00	13.73
1982	NASDAQ	PRTA	Wed, Nov 4, 2020	11.39	14.07	11.13	13.94
1981	NASDAQ	PRTA	Tue, Nov 3, 2020	11.16	11.39	10.78	11.36
1980	NASDAQ	PRTA	Mon, Nov 2, 2020	10.95	11.27	10.95	11.03
1979	NASDAQ	PRTA	Fri, Oct 30, 2020	11.12	11.18	10.74	10.91
1978	NASDAQ	PRTA	Thu, Oct 29, 2020	11.26	11.39	10.96	11.26
1977	NASDAQ	PRTA	Wed, Oct 28, 2020	11.35	11.43	11.01	11.27
1976	NASDAQ	PRTA	Tue, Oct 27, 2020	11.35	11.74	11.35	11.49
1975	NASDAQ	PRTA	Mon, Oct 26, 2020	11.30	11.69	11.07	11.35
1974	NASDAQ	PRTA	Fri, Oct 23, 2020	11.78	11.78	11.16	11.45
1973	NASDAQ	PRTA	Thu, Oct 22, 2020	12.25	12.33	11.75	11.82
1972	NASDAQ	PRTA	Wed, Oct 21, 2020	12.77	12.85	11.67	11.95
1971	NASDAQ	PRTA	Tue, Oct 20, 2020	11.23	11.42	11.00	11.26
1970	NASDAQ	PRTA	Mon, Oct 19, 2020	11.44	11.45	11.02	11.12
1969	NASDAQ	PRTA	Fri, Oct 16, 2020	11.34	11.73	11.31	11.38
1968	NASDAQ	PRTA	Thu, Oct 15, 2020	11.12	11.56	10.70	11.45
1967	NASDAQ	PRTA	Wed, Oct 14, 2020	11.19	11.43	11.08	11.23
1966	NASDAQ	PRTA	Tue, Oct 13, 2020	11.31	11.44	10.66	11.22
1965	NASDAQ	PRTA	Mon, Oct 12, 2020	11.12	11.39	10.93	11.34
1964	NASDAQ	PRTA	Fri, Oct 9, 2020	11.12	11.18	10.84	11.07
1963	NASDAQ	PRTA	Thu, Oct 8, 2020	11.21	11.26	10.90	11.04
1962	NASDAQ	PRTA	Wed, Oct 7, 2020	10.97	11.13	10.75	11.07
1961	NASDAQ	PRTA	Tue, Oct 6, 2020	10.67	11.08	10.48	10.93
1960	NASDAQ	PRTA	Mon, Oct 5, 2020	10.25	10.67	9.86	10.64
1959	NASDAQ	PRTA	Fri, Oct 2, 2020	10.12	10.48	10.04	10.12
1958	NASDAQ	PRTA	Thu, Oct 1, 2020	10.04	10.45	9.92	10.31
1957	NASDAQ	PRTA	Wed, Sep 30, 2020	10.04	10.15	9.89	9.99
1956	NASDAQ	PRTA	Tue, Sep 29, 2020	9.99	10.18	9.67	9.93
1955	NASDAQ	PRTA	Mon, Sep 28, 2020	10.23	10.23	9.93	10.00
1954	NASDAQ	PRTA	Fri, Sep 25, 2020	10.01	10.45	10.01	10.14
1953	NASDAQ	PRTA	Thu, Sep 24, 2020	10.02	10.25	9.88	10.02
1952	NASDAQ	PRTA	Wed, Sep 23, 2020	10.26	10.69	10.01	10.12
1951	NASDAQ	PRTA	Tue, Sep 22, 2020	10.27	10.32	10.05	10.30
1950	NASDAQ	PRTA	Mon, Sep 21, 2020	10.52	10.57	10.14	10.23
1949	NASDAQ	PRTA	Fri, Sep 18, 2020	10.63	10.92	10.03	10.66
1948	NASDAQ	PRTA	Thu, Sep 17, 2020	10.78	10.78	10.27	10.40
1947	NASDAQ	PRTA	Wed, Sep 16, 2020	12.07	12.07	10.81	10.85
1946	NASDAQ	PRTA	Tue, Sep 15, 2020	11.76	12.20	11.52	11.86
1945	NASDAQ	PRTA	Mon, Sep 14, 2020	12.59	12.80	11.55	11.67
1944	NASDAQ	PRTA	Fri, Sep 11, 2020	12.13	12.34	11.82	12.22
1943	NASDAQ	PRTA	Thu, Sep 10, 2020	12.25	12.65	12.15	12.17
1942	NASDAQ	PRTA	Wed, Sep 9, 2020	12.46	12.50	12.00	12.16
1941	NASDAQ	PRTA	Tue, Sep 8, 2020	13.07	13.07	12.31	12.31
1940	NASDAQ	PRTA	Fri, Sep 4, 2020	12.50	13.36	12.36	13.29
1939	NASDAQ	PRTA	Thu, Sep 3, 2020	12.60	12.87	12.25	12.31
1938	NASDAQ	PRTA	Wed, Sep 2, 2020	12.62	12.66	12.16	12.62
1937	NASDAQ	PRTA	Tue, Sep 1, 2020	12.93	13.25	12.53	12.64
1936	NASDAQ	PRTA	Mon, Aug 31, 2020	12.85	13.10	12.85	12.96
1935	NASDAQ	PRTA	Fri, Aug 28, 2020	12.74	12.97	12.65	12.89
1934	NASDAQ	PRTA	Thu, Aug 27, 2020	12.64	12.91	12.48	12.68
1933	NASDAQ	PRTA	Wed, Aug 26, 2020	13.02	13.02	12.52	12.64
1932	NASDAQ	PRTA	Tue, Aug 25, 2020	12.86	13.21	12.78	12.97
1931	NASDAQ	PRTA	Mon, Aug 24, 2020	13.19	13.57	12.77	12.88
1930	NASDAQ	PRTA	Fri, Aug 21, 2020	12.91	13.13	12.65	13.04
1929	NASDAQ	PRTA	Thu, Aug 20, 2020	12.30	13.47	12.22	12.99
1928	NASDAQ	PRTA	Wed, Aug 19, 2020	13.36	13.41	12.23	12.37
1927	NASDAQ	PRTA	Tue, Aug 18, 2020	13.18	13.65	12.98	13.35
1926	NASDAQ	PRTA	Mon, Aug 17, 2020	12.36	13.38	12.36	13.25
1925	NASDAQ	PRTA	Fri, Aug 14, 2020	12.67	12.79	12.27	12.32
1924	NASDAQ	PRTA	Thu, Aug 13, 2020	12.57	12.94	12.57	12.74
1923	NASDAQ	PRTA	Wed, Aug 12, 2020	12.51	12.74	12.46	12.60
1922	NASDAQ	PRTA	Tue, Aug 11, 2020	12.70	12.76	12.21	12.47
1921	NASDAQ	PRTA	Mon, Aug 10, 2020	12.95	12.98	12.66	12.72
1920	NASDAQ	PRTA	Fri, Aug 7, 2020	12.63	13.21	12.21	12.72
1919	NASDAQ	PRTA	Thu, Aug 6, 2020	12.26	13.30	12.26	12.91
1918	NASDAQ	PRTA	Wed, Aug 5, 2020	12.65	12.67	12.05	12.29
1917	NASDAQ	PRTA	Tue, Aug 4, 2020	12.66	12.80	12.32	12.55
1916	NASDAQ	PRTA	Mon, Aug 3, 2020	12.32	12.78	12.19	12.76
1915	NASDAQ	PRTA	Fri, Jul 31, 2020	12.53	12.57	11.96	12.24
1914	NASDAQ	PRTA	Thu, Jul 30, 2020	12.50	12.71	12.36	12.60
1913	NASDAQ	PRTA	Wed, Jul 29, 2020	12.59	12.78	12.42	12.54
1912	NASDAQ	PRTA	Tue, Jul 28, 2020	12.78	13.15	12.53	12.60
1911	NASDAQ	PRTA	Mon, Jul 27, 2020	12.24	13.03	12.24	12.83
1910	NASDAQ	PRTA	Fri, Jul 24, 2020	12.19	12.35	11.95	12.18
1909	NASDAQ	PRTA	Thu, Jul 23, 2020	12.59	12.72	12.20	12.32
1908	NASDAQ	PRTA	Wed, Jul 22, 2020	12.90	13.17	12.55	12.68
1907	NASDAQ	PRTA	Tue, Jul 21, 2020	13.44	13.78	12.71	12.90
1906	NASDAQ	PRTA	Mon, Jul 20, 2020	13.14	13.75	13.05	13.47
1905	NASDAQ	PRTA	Fri, Jul 17, 2020	12.59	13.27	12.59	13.09
1904	NASDAQ	PRTA	Thu, Jul 16, 2020	12.39	12.79	12.05	12.64
1903	NASDAQ	PRTA	Wed, Jul 15, 2020	12.79	12.95	12.06	12.40
1902	NASDAQ	PRTA	Tue, Jul 14, 2020	11.64	12.57	11.58	12.55
1901	NASDAQ	PRTA	Mon, Jul 13, 2020	11.39	12.04	11.13	11.65
1900	NASDAQ	PRTA	Fri, Jul 10, 2020	12.15	12.15	11.36	11.36
1899	NASDAQ	PRTA	Thu, Jul 9, 2020	11.48	12.61	11.32	12.08
1898	NASDAQ	PRTA	Wed, Jul 8, 2020	10.75	11.00	10.57	10.92
1897	NASDAQ	PRTA	Tue, Jul 7, 2020	10.60	11.07	10.60	10.70
1896	NASDAQ	PRTA	Mon, Jul 6, 2020	11.09	11.09	10.53	10.68
1895	NASDAQ	PRTA	Thu, Jul 2, 2020	10.65	11.22	10.54	10.98
1894	NASDAQ	PRTA	Wed, Jul 1, 2020	10.47	10.74	10.27	10.54
1893	NASDAQ	PRTA	Tue, Jun 30, 2020	10.22	10.51	9.99	10.46
1892	NASDAQ	PRTA	Mon, Jun 29, 2020	10.24	10.66	10.02	10.27
1891	NASDAQ	PRTA	Fri, Jun 26, 2020	9.82	10.25	9.56	10.12
1890	NASDAQ	PRTA	Thu, Jun 25, 2020	9.71	9.98	9.39	9.85
1889	NASDAQ	PRTA	Wed, Jun 24, 2020	10.43	10.58	9.49	9.75
1888	NASDAQ	PRTA	Tue, Jun 23, 2020	10.72	10.95	10.47	10.51
1887	NASDAQ	PRTA	Mon, Jun 22, 2020	9.97	10.67	9.54	10.64
1886	NASDAQ	PRTA	Fri, Jun 19, 2020	10.33	10.38	9.80	9.91
1885	NASDAQ	PRTA	Thu, Jun 18, 2020	9.83	10.30	9.61	10.27
1884	NASDAQ	PRTA	Wed, Jun 17, 2020	9.69	9.94	9.36	9.92
1883	NASDAQ	PRTA	Tue, Jun 16, 2020	9.80	10.14	9.55	9.73
1882	NASDAQ	PRTA	Mon, Jun 15, 2020	9.53	9.72	9.25	9.56
1881	NASDAQ	PRTA	Fri, Jun 12, 2020	10.24	10.34	9.42	9.67
1880	NASDAQ	PRTA	Thu, Jun 11, 2020	10.41	10.50	9.80	9.96
1879	NASDAQ	PRTA	Wed, Jun 10, 2020	10.74	10.95	10.31	10.63
1878	NASDAQ	PRTA	Tue, Jun 9, 2020	10.58	11.01	10.20	10.78
1877	NASDAQ	PRTA	Mon, Jun 8, 2020	10.79	10.89	10.42	10.72
1876	NASDAQ	PRTA	Fri, Jun 5, 2020	11.12	11.33	10.58	10.75
1875	NASDAQ	PRTA	Thu, Jun 4, 2020	10.98	11.28	10.83	10.90
1874	NASDAQ	PRTA	Wed, Jun 3, 2020	11.59	11.98	11.07	11.12
1873	NASDAQ	PRTA	Tue, Jun 2, 2020	10.89	11.57	10.54	11.52
1872	NASDAQ	PRTA	Mon, Jun 1, 2020	10.66	11.05	10.57	10.90
1871	NASDAQ	PRTA	Fri, May 29, 2020	11.04	11.17	10.41	10.66
1870	NASDAQ	PRTA	Thu, May 28, 2020	11.65	11.79	11.01	11.11
1869	NASDAQ	PRTA	Wed, May 27, 2020	11.73	11.73	10.70	11.54
1868	NASDAQ	PRTA	Tue, May 26, 2020	12.24	12.24	11.46	11.52
1867	NASDAQ	PRTA	Fri, May 22, 2020	12.23	12.23	11.42	11.88
1866	NASDAQ	PRTA	Thu, May 21, 2020	11.38	12.36	11.04	12.19
1865	NASDAQ	PRTA	Wed, May 20, 2020	10.77	11.46	10.62	11.33
1864	NASDAQ	PRTA	Tue, May 19, 2020	11.26	11.72	10.58	10.65
1863	NASDAQ	PRTA	Mon, May 18, 2020	11.73	12.18	11.14	11.31
1862	NASDAQ	PRTA	Fri, May 15, 2020	11.18	11.34	10.82	11.29
1861	NASDAQ	PRTA	Thu, May 14, 2020	11.21	11.67	10.92	11.11
1860	NASDAQ	PRTA	Wed, May 13, 2020	12.26	12.60	10.87	11.50
1859	NASDAQ	PRTA	Tue, May 12, 2020	12.13	12.72	11.69	12.24
1858	NASDAQ	PRTA	Mon, May 11, 2020	10.99	12.19	10.99	12.07
1857	NASDAQ	PRTA	Fri, May 8, 2020	11.29	11.72	11.01	11.24
1856	NASDAQ	PRTA	Thu, May 7, 2020	9.69	11.92	9.69	11.21
1855	NASDAQ	PRTA	Wed, May 6, 2020	12.14	12.39	11.68	11.92
1854	NASDAQ	PRTA	Tue, May 5, 2020	12.41	12.72	12.08	12.17
1853	NASDAQ	PRTA	Mon, May 4, 2020	11.37	12.08	11.02	12.08
1852	NASDAQ	PRTA	Fri, May 1, 2020	10.95	11.48	10.47	11.37
1851	NASDAQ	PRTA	Thu, Apr 30, 2020	10.96	11.43	10.61	11.22
1850	NASDAQ	PRTA	Wed, Apr 29, 2020	11.54	11.73	10.85	11.13
1849	NASDAQ	PRTA	Tue, Apr 28, 2020	12.57	12.58	11.10	11.26
1848	NASDAQ	PRTA	Mon, Apr 27, 2020	12.18	12.92	12.00	12.31
1847	NASDAQ	PRTA	Fri, Apr 24, 2020	11.53	12.08	11.22	11.95
1846	NASDAQ	PRTA	Thu, Apr 23, 2020	11.75	11.99	11.46	11.52
1845	NASDAQ	PRTA	Wed, Apr 22, 2020	9.74	12.59	9.50	11.76
1844	NASDAQ	PRTA	Tue, Apr 21, 2020	12.21	12.90	11.96	12.00
1843	NASDAQ	PRTA	Mon, Apr 20, 2020	11.54	12.98	11.54	12.51
1842	NASDAQ	PRTA	Fri, Apr 17, 2020	11.57	12.01	11.37	11.86
1841	NASDAQ	PRTA	Thu, Apr 16, 2020	11.39	11.57	10.85	11.46
1840	NASDAQ	PRTA	Wed, Apr 15, 2020	11.26	11.55	10.84	11.26
1839	NASDAQ	PRTA	Tue, Apr 14, 2020	11.44	11.88	11.26	11.72
1838	NASDAQ	PRTA	Mon, Apr 13, 2020	11.46	11.59	11.05	11.22
1837	NASDAQ	PRTA	Thu, Apr 9, 2020	11.24	11.68	11.08	11.60
1836	NASDAQ	PRTA	Wed, Apr 8, 2020	11.36	11.49	11.00	11.09
1835	NASDAQ	PRTA	Tue, Apr 7, 2020	12.20	12.26	11.01	11.09
1834	NASDAQ	PRTA	Mon, Apr 6, 2020	10.68	11.92	10.50	11.87
1833	NASDAQ	PRTA	Fri, Apr 3, 2020	11.41	11.50	10.23	10.35
1832	NASDAQ	PRTA	Thu, Apr 2, 2020	10.97	11.62	10.51	11.51
1831	NASDAQ	PRTA	Wed, Apr 1, 2020	10.20	11.24	10.20	10.99
1830	NASDAQ	PRTA	Tue, Mar 31, 2020	10.62	10.85	10.21	10.70
1829	NASDAQ	PRTA	Mon, Mar 30, 2020	9.69	10.83	9.57	10.63
1828	NASDAQ	PRTA	Fri, Mar 27, 2020	9.77	10.39	9.53	9.60
1827	NASDAQ	PRTA	Thu, Mar 26, 2020	9.63	10.60	9.34	10.12
1826	NASDAQ	PRTA	Wed, Mar 25, 2020	9.27	9.88	9.12	9.56
1825	NASDAQ	PRTA	Tue, Mar 24, 2020	9.46	9.92	9.01	9.37
1824	NASDAQ	PRTA	Mon, Mar 23, 2020	9.01	9.40	8.55	9.14
1823	NASDAQ	PRTA	Fri, Mar 20, 2020	8.70	9.43	8.32	8.97
1822	NASDAQ	PRTA	Thu, Mar 19, 2020	7.57	8.77	7.22	8.61
1821	NASDAQ	PRTA	Wed, Mar 18, 2020	7.50	8.25	7.10	7.54
1820	NASDAQ	PRTA	Tue, Mar 17, 2020	8.08	8.64	7.50	7.98
1819	NASDAQ	PRTA	Mon, Mar 16, 2020	8.81	9.50	8.04	8.10
1818	NASDAQ	PRTA	Fri, Mar 13, 2020	10.23	10.23	8.10	10.00
1817	NASDAQ	PRTA	Thu, Mar 12, 2020	8.87	10.09	8.68	9.72
1816	NASDAQ	PRTA	Wed, Mar 11, 2020	9.67	10.04	8.93	9.72
1815	NASDAQ	PRTA	Tue, Mar 10, 2020	9.62	10.11	8.81	9.99
1814	NASDAQ	PRTA	Mon, Mar 9, 2020	9.60	9.90	9.28	9.29
1813	NASDAQ	PRTA	Fri, Mar 6, 2020	10.80	11.22	10.33	10.43
1812	NASDAQ	PRTA	Thu, Mar 5, 2020	11.10	11.47	11.02	11.17
1811	NASDAQ	PRTA	Wed, Mar 4, 2020	10.93	11.50	10.66	11.42
1810	NASDAQ	PRTA	Tue, Mar 3, 2020	11.14	11.47	10.50	10.68
1809	NASDAQ	PRTA	Mon, Mar 2, 2020	10.76	11.21	10.37	11.12
1808	NASDAQ	PRTA	Fri, Feb 28, 2020	10.36	10.78	9.80	10.66
1807	NASDAQ	PRTA	Thu, Feb 27, 2020	11.78	11.88	10.77	10.81
1806	NASDAQ	PRTA	Wed, Feb 26, 2020	12.21	12.63	11.85	12.00
1805	NASDAQ	PRTA	Tue, Feb 25, 2020	12.24	12.44	11.88	12.15
1804	NASDAQ	PRTA	Mon, Feb 24, 2020	11.41	12.21	11.23	12.19
1803	NASDAQ	PRTA	Fri, Feb 21, 2020	11.93	11.95	11.23	11.88
1802	NASDAQ	PRTA	Thu, Feb 20, 2020	11.97	12.06	11.27	11.96
1801	NASDAQ	PRTA	Wed, Feb 19, 2020	12.43	12.60	11.93	11.98
1800	NASDAQ	PRTA	Tue, Feb 18, 2020	13.05	13.13	12.29	12.43
1799	NASDAQ	PRTA	Fri, Feb 14, 2020	12.95	13.25	12.71	13.05
1798	NASDAQ	PRTA	Thu, Feb 13, 2020	13.99	14.72	12.84	12.92
1797	NASDAQ	PRTA	Wed, Feb 12, 2020	13.07	13.57	13.00	13.51
1796	NASDAQ	PRTA	Tue, Feb 11, 2020	13.09	13.60	12.69	12.93
1795	NASDAQ	PRTA	Mon, Feb 10, 2020	12.72	13.05	12.70	12.90
1794	NASDAQ	PRTA	Fri, Feb 7, 2020	13.22	13.28	12.71	12.75
1793	NASDAQ	PRTA	Thu, Feb 6, 2020	13.05	13.22	12.77	13.13
1792	NASDAQ	PRTA	Wed, Feb 5, 2020	13.07	13.69	12.76	12.85
1791	NASDAQ	PRTA	Tue, Feb 4, 2020	12.94	13.10	12.64	12.90
1790	NASDAQ	PRTA	Mon, Feb 3, 2020	12.30	12.74	12.25	12.72
1789	NASDAQ	PRTA	Fri, Jan 31, 2020	12.28	12.29	11.81	12.17
1788	NASDAQ	PRTA	Thu, Jan 30, 2020	13.16	13.16	12.04	12.36
1787	NASDAQ	PRTA	Wed, Jan 29, 2020	13.59	13.84	13.31	13.34
1786	NASDAQ	PRTA	Tue, Jan 28, 2020	13.51	13.75	13.26	13.53
1785	NASDAQ	PRTA	Mon, Jan 27, 2020	12.80	13.50	12.69	13.31
1784	NASDAQ	PRTA	Fri, Jan 24, 2020	13.51	13.60	12.86	13.11
1783	NASDAQ	PRTA	Thu, Jan 23, 2020	13.90	13.90	13.41	13.41
1782	NASDAQ	PRTA	Wed, Jan 22, 2020	13.70	14.10	13.69	13.92
1781	NASDAQ	PRTA	Tue, Jan 21, 2020	14.21	14.26	13.52	13.64
1780	NASDAQ	PRTA	Fri, Jan 17, 2020	15.54	15.70	14.17	14.26
1779	NASDAQ	PRTA	Thu, Jan 16, 2020	15.44	15.79	15.32	15.38
1778	NASDAQ	PRTA	Wed, Jan 15, 2020	15.45	15.90	14.99	15.23
1777	NASDAQ	PRTA	Tue, Jan 14, 2020	14.36	15.55	14.36	15.46
1776	NASDAQ	PRTA	Mon, Jan 13, 2020	15.32	15.39	14.31	14.46
1775	NASDAQ	PRTA	Fri, Jan 10, 2020	15.82	16.05	15.27	15.36
1774	NASDAQ	PRTA	Thu, Jan 9, 2020	15.47	15.84	15.16	15.77
1773	NASDAQ	PRTA	Wed, Jan 8, 2020	15.46	15.76	15.24	15.38
1772	NASDAQ	PRTA	Tue, Jan 7, 2020	15.20	15.97	14.84	15.50
1771	NASDAQ	PRTA	Mon, Jan 6, 2020	14.81	15.19	14.36	15.16
1770	NASDAQ	PRTA	Fri, Jan 3, 2020	15.31	15.49	14.78	14.96
1769	NASDAQ	PRTA	Thu, Jan 2, 2020	15.97	15.97	15.04	15.63
1768	NASDAQ	PRTA	Tue, Dec 31, 2019	15.65	16.17	15.65	15.83
1767	NASDAQ	PRTA	Mon, Dec 30, 2019	15.95	16.12	15.56	15.77
1766	NASDAQ	PRTA	Fri, Dec 27, 2019	16.85	16.85	15.80	16.00
1765	NASDAQ	PRTA	Thu, Dec 26, 2019	16.25	17.29	16.06	16.71
1764	NASDAQ	PRTA	Tue, Dec 24, 2019	17.01	17.01	15.64	16.21
1763	NASDAQ	PRTA	Mon, Dec 23, 2019	16.01	17.63	15.73	17.01
1762	NASDAQ	PRTA	Fri, Dec 20, 2019	13.36	16.76	13.30	15.85
1761	NASDAQ	PRTA	Thu, Dec 19, 2019	12.83	13.03	12.71	12.83
1760	NASDAQ	PRTA	Wed, Dec 18, 2019	12.88	13.22	12.65	12.80
1759	NASDAQ	PRTA	Tue, Dec 17, 2019	12.82	13.02	12.60	12.88
1758	NASDAQ	PRTA	Mon, Dec 16, 2019	12.86	13.17	12.67	12.82
1757	NASDAQ	PRTA	Fri, Dec 13, 2019	12.99	13.25	12.62	12.85
1756	NASDAQ	PRTA	Thu, Dec 12, 2019	12.46	13.00	12.46	12.96
1755	NASDAQ	PRTA	Wed, Dec 11, 2019	12.49	13.01	12.35	12.50
1754	NASDAQ	PRTA	Tue, Dec 10, 2019	12.77	13.14	12.32	12.46
1753	NASDAQ	PRTA	Mon, Dec 9, 2019	12.96	13.32	12.49	12.78
1752	NASDAQ	PRTA	Fri, Dec 6, 2019	12.52	12.85	12.28	12.85
1751	NASDAQ	PRTA	Thu, Dec 5, 2019	12.33	12.90	12.13	12.41
1750	NASDAQ	PRTA	Wed, Dec 4, 2019	12.56	12.56	12.11	12.33
1749	NASDAQ	PRTA	Tue, Dec 3, 2019	12.27	12.52	12.25	12.43
1748	NASDAQ	PRTA	Mon, Dec 2, 2019	12.82	12.84	12.02	12.30
1747	NASDAQ	PRTA	Fri, Nov 29, 2019	12.35	13.12	12.35	12.82
1746	NASDAQ	PRTA	Wed, Nov 27, 2019	12.05	12.58	12.05	12.40
1745	NASDAQ	PRTA	Tue, Nov 26, 2019	11.54	12.31	11.43	12.05
1744	NASDAQ	PRTA	Mon, Nov 25, 2019	10.86	11.90	10.86	11.50
1743	NASDAQ	PRTA	Fri, Nov 22, 2019	11.25	11.38	10.65	10.72
1742	NASDAQ	PRTA	Thu, Nov 21, 2019	10.80	11.40	10.52	11.14
1741	NASDAQ	PRTA	Wed, Nov 20, 2019	10.74	11.08	10.40	10.75
1740	NASDAQ	PRTA	Tue, Nov 19, 2019	11.92	11.96	10.76	10.80
1739	NASDAQ	PRTA	Mon, Nov 18, 2019	10.44	10.72	10.17	10.24
1738	NASDAQ	PRTA	Fri, Nov 15, 2019	10.80	10.94	10.20	10.47
1737	NASDAQ	PRTA	Thu, Nov 14, 2019	10.27	10.88	10.16	10.71
1736	NASDAQ	PRTA	Wed, Nov 13, 2019	9.48	10.33	9.29	10.28
1735	NASDAQ	PRTA	Tue, Nov 12, 2019	9.15	9.46	8.94	9.43
1734	NASDAQ	PRTA	Mon, Nov 11, 2019	9.06	9.40	9.00	9.14
1733	NASDAQ	PRTA	Fri, Nov 8, 2019	9.01	9.31	8.97	9.07
1732	NASDAQ	PRTA	Thu, Nov 7, 2019	9.18	9.38	9.03	9.07
1731	NASDAQ	PRTA	Wed, Nov 6, 2019	9.01	9.22	8.84	9.06
1730	NASDAQ	PRTA	Tue, Nov 5, 2019	9.35	9.55	9.26	9.46
1729	NASDAQ	PRTA	Mon, Nov 4, 2019	9.15	9.61	9.04	9.35
1728	NASDAQ	PRTA	Fri, Nov 1, 2019	9.18	9.31	9.00	9.10
1727	NASDAQ	PRTA	Thu, Oct 31, 2019	8.70	9.12	8.52	9.10
1726	NASDAQ	PRTA	Wed, Oct 30, 2019	8.80	8.81	8.51	8.68
1725	NASDAQ	PRTA	Tue, Oct 29, 2019	8.91	8.94	8.67	8.85
1724	NASDAQ	PRTA	Mon, Oct 28, 2019	8.63	8.94	8.56	8.91
1723	NASDAQ	PRTA	Fri, Oct 25, 2019	8.51	8.67	8.36	8.59
1722	NASDAQ	PRTA	Thu, Oct 24, 2019	8.61	8.88	8.42	8.56
1721	NASDAQ	PRTA	Wed, Oct 23, 2019	9.20	9.26	8.40	8.66
1720	NASDAQ	PRTA	Tue, Oct 22, 2019	8.42	9.25	8.36	9.18
1719	NASDAQ	PRTA	Mon, Oct 21, 2019	7.87	8.34	7.79	8.34
1718	NASDAQ	PRTA	Fri, Oct 18, 2019	7.95	8.22	7.71	7.79
1717	NASDAQ	PRTA	Thu, Oct 17, 2019	8.21	8.40	7.95	8.02
1716	NASDAQ	PRTA	Wed, Oct 16, 2019	8.20	8.38	8.15	8.17
1715	NASDAQ	PRTA	Tue, Oct 15, 2019	7.81	8.22	7.81	8.22
1714	NASDAQ	PRTA	Mon, Oct 14, 2019	7.75	8.06	7.67	7.80
1713	NASDAQ	PRTA	Fri, Oct 11, 2019	7.55	7.91	7.53	7.76
1712	NASDAQ	PRTA	Thu, Oct 10, 2019	7.56	7.62	7.40	7.48
1711	NASDAQ	PRTA	Wed, Oct 9, 2019	7.63	7.74	7.42	7.52
1710	NASDAQ	PRTA	Tue, Oct 8, 2019	7.66	7.80	7.50	7.57
1709	NASDAQ	PRTA	Mon, Oct 7, 2019	7.78	7.93	7.65	7.73
1708	NASDAQ	PRTA	Fri, Oct 4, 2019	7.92	8.09	7.65	7.79
1707	NASDAQ	PRTA	Thu, Oct 3, 2019	7.74	7.92	7.71	7.92
1706	NASDAQ	PRTA	Wed, Oct 2, 2019	7.69	7.86	7.50	7.76
1705	NASDAQ	PRTA	Tue, Oct 1, 2019	7.84	8.04	7.73	7.76
1704	NASDAQ	PRTA	Mon, Sep 30, 2019	7.80	7.98	7.69	7.84
1703	NASDAQ	PRTA	Fri, Sep 27, 2019	7.61	8.11	7.61	7.80
1702	NASDAQ	PRTA	Thu, Sep 26, 2019	7.85	7.87	7.57	7.59
1701	NASDAQ	PRTA	Wed, Sep 25, 2019	8.05	8.15	7.81	7.86
1700	NASDAQ	PRTA	Tue, Sep 24, 2019	8.34	8.39	7.81	8.11
1699	NASDAQ	PRTA	Mon, Sep 23, 2019	8.25	8.49	8.22	8.29
1698	NASDAQ	PRTA	Fri, Sep 20, 2019	8.49	8.85	8.18	8.37
1697	NASDAQ	PRTA	Thu, Sep 19, 2019	8.58	8.83	8.43	8.51
1696	NASDAQ	PRTA	Wed, Sep 18, 2019	8.68	8.76	8.44	8.56
1695	NASDAQ	PRTA	Tue, Sep 17, 2019	8.76	8.86	8.41	8.70
1694	NASDAQ	PRTA	Mon, Sep 16, 2019	8.40	8.87	8.40	8.80
1693	NASDAQ	PRTA	Fri, Sep 13, 2019	8.76	8.81	8.29	8.42
1692	NASDAQ	PRTA	Thu, Sep 12, 2019	9.25	9.25	8.61	8.72
1691	NASDAQ	PRTA	Wed, Sep 11, 2019	8.83	9.24	8.69	9.23
1690	NASDAQ	PRTA	Tue, Sep 10, 2019	8.52	8.90	8.42	8.85
1689	NASDAQ	PRTA	Mon, Sep 9, 2019	8.92	8.92	8.41	8.59
1688	NASDAQ	PRTA	Fri, Sep 6, 2019	8.70	9.16	8.51	8.87
1687	NASDAQ	PRTA	Thu, Sep 5, 2019	8.33	8.72	8.19	8.68
1686	NASDAQ	PRTA	Wed, Sep 4, 2019	8.12	8.22	7.99	8.20
1685	NASDAQ	PRTA	Tue, Sep 3, 2019	8.32	8.38	7.94	8.00
1684	NASDAQ	PRTA	Fri, Aug 30, 2019	8.91	8.97	8.30	8.41
1683	NASDAQ	PRTA	Thu, Aug 29, 2019	8.99	9.06	8.80	8.89
1682	NASDAQ	PRTA	Wed, Aug 28, 2019	8.78	9.10	8.43	8.91
1681	NASDAQ	PRTA	Tue, Aug 27, 2019	8.08	9.19	8.00	8.93
1680	NASDAQ	PRTA	Mon, Aug 26, 2019	6.97	7.16	6.71	7.06
1679	NASDAQ	PRTA	Fri, Aug 23, 2019	7.23	7.30	6.84	6.89
1678	NASDAQ	PRTA	Thu, Aug 22, 2019	7.56	7.56	7.21	7.28
1677	NASDAQ	PRTA	Wed, Aug 21, 2019	7.74	7.82	7.47	7.54
1676	NASDAQ	PRTA	Tue, Aug 20, 2019	7.89	8.02	7.65	7.69
1675	NASDAQ	PRTA	Mon, Aug 19, 2019	7.88	8.02	7.73	7.89
1674	NASDAQ	PRTA	Fri, Aug 16, 2019	7.67	7.84	7.64	7.75
1673	NASDAQ	PRTA	Thu, Aug 15, 2019	8.20	8.20	7.52	7.60
1672	NASDAQ	PRTA	Wed, Aug 14, 2019	8.38	8.56	8.12	8.15
1671	NASDAQ	PRTA	Tue, Aug 13, 2019	8.34	8.71	8.34	8.54
1670	NASDAQ	PRTA	Mon, Aug 12, 2019	8.60	8.67	8.35	8.36
1669	NASDAQ	PRTA	Fri, Aug 9, 2019	8.90	8.93	8.60	8.60
1668	NASDAQ	PRTA	Thu, Aug 8, 2019	9.03	9.12	8.76	8.94
1667	NASDAQ	PRTA	Wed, Aug 7, 2019	8.82	9.29	8.79	9.00
1666	NASDAQ	PRTA	Tue, Aug 6, 2019	8.92	9.25	8.74	9.22
1665	NASDAQ	PRTA	Mon, Aug 5, 2019	9.00	9.00	8.64	8.79
1664	NASDAQ	PRTA	Fri, Aug 2, 2019	9.40	9.71	8.98	9.03
1663	NASDAQ	PRTA	Thu, Aug 1, 2019	9.36	9.69	9.29	9.44
1662	NASDAQ	PRTA	Wed, Jul 31, 2019	9.81	9.98	9.35	9.36
1661	NASDAQ	PRTA	Tue, Jul 30, 2019	9.70	9.92	9.68	9.83
1660	NASDAQ	PRTA	Mon, Jul 29, 2019	9.92	9.96	9.61	9.74
1659	NASDAQ	PRTA	Fri, Jul 26, 2019	9.76	10.03	9.75	9.93
1658	NASDAQ	PRTA	Thu, Jul 25, 2019	10.00	10.06	9.68	9.72
1657	NASDAQ	PRTA	Wed, Jul 24, 2019	9.88	10.08	9.73	10.01
1656	NASDAQ	PRTA	Tue, Jul 23, 2019	9.91	10.01	9.69	9.89
1655	NASDAQ	PRTA	Mon, Jul 22, 2019	9.89	10.02	9.77	9.87
1654	NASDAQ	PRTA	Fri, Jul 19, 2019	10.00	10.23	9.77	9.86
1653	NASDAQ	PRTA	Thu, Jul 18, 2019	9.75	10.01	9.71	10.00
1652	NASDAQ	PRTA	Wed, Jul 17, 2019	9.68	9.84	9.49	9.77
1651	NASDAQ	PRTA	Tue, Jul 16, 2019	9.69	9.78	9.57	9.68
1650	NASDAQ	PRTA	Mon, Jul 15, 2019	9.71	9.82	9.57	9.68
1649	NASDAQ	PRTA	Fri, Jul 12, 2019	9.84	9.86	9.68	9.68
1648	NASDAQ	PRTA	Thu, Jul 11, 2019	9.92	10.00	9.60	9.79
1647	NASDAQ	PRTA	Wed, Jul 10, 2019	10.20	10.29	9.71	9.95
1646	NASDAQ	PRTA	Tue, Jul 9, 2019	9.78	10.15	9.76	10.14
1645	NASDAQ	PRTA	Mon, Jul 8, 2019	10.06	10.21	9.68	9.86
1644	NASDAQ	PRTA	Fri, Jul 5, 2019	10.39	10.48	10.13	10.13
1643	NASDAQ	PRTA	Wed, Jul 3, 2019	10.08	10.48	10.07	10.45
1642	NASDAQ	PRTA	Tue, Jul 2, 2019	10.25	10.26	9.94	10.02
1641	NASDAQ	PRTA	Mon, Jul 1, 2019	10.70	10.70	10.12	10.27
1640	NASDAQ	PRTA	Fri, Jun 28, 2019	10.10	10.66	10.10	10.57
1639	NASDAQ	PRTA	Thu, Jun 27, 2019	9.77	10.09	9.76	10.09
1638	NASDAQ	PRTA	Wed, Jun 26, 2019	9.96	10.12	9.67	9.71
1637	NASDAQ	PRTA	Tue, Jun 25, 2019	9.70	10.01	9.56	9.87
1636	NASDAQ	PRTA	Mon, Jun 24, 2019	9.76	9.87	9.46	9.58
1635	NASDAQ	PRTA	Fri, Jun 21, 2019	9.91	10.10	9.62	9.74
1634	NASDAQ	PRTA	Thu, Jun 20, 2019	10.07	10.34	9.66	9.94
1633	NASDAQ	PRTA	Wed, Jun 19, 2019	10.03	10.23	9.87	10.00
1632	NASDAQ	PRTA	Tue, Jun 18, 2019	9.83	10.15	9.70	10.01
1631	NASDAQ	PRTA	Mon, Jun 17, 2019	9.52	9.95	9.41	9.73
1630	NASDAQ	PRTA	Fri, Jun 14, 2019	9.98	9.98	9.37	9.40
1629	NASDAQ	PRTA	Thu, Jun 13, 2019	9.80	10.13	9.77	9.96
1628	NASDAQ	PRTA	Wed, Jun 12, 2019	9.58	9.85	9.46	9.75
1627	NASDAQ	PRTA	Tue, Jun 11, 2019	9.37	9.86	9.34	9.60
1626	NASDAQ	PRTA	Mon, Jun 10, 2019	9.13	9.53	8.92	9.24
1625	NASDAQ	PRTA	Fri, Jun 7, 2019	8.87	9.34	8.67	9.09
1624	NASDAQ	PRTA	Thu, Jun 6, 2019	9.30	9.41	8.73	8.85
1623	NASDAQ	PRTA	Wed, Jun 5, 2019	9.79	9.87	9.28	9.31
1622	NASDAQ	PRTA	Tue, Jun 4, 2019	9.64	9.82	9.49	9.75
1621	NASDAQ	PRTA	Mon, Jun 3, 2019	9.34	9.60	9.33	9.50
1620	NASDAQ	PRTA	Fri, May 31, 2019	9.36	9.47	9.30	9.32
1619	NASDAQ	PRTA	Thu, May 30, 2019	9.49	9.64	9.24	9.51
1618	NASDAQ	PRTA	Wed, May 29, 2019	9.35	9.51	9.18	9.46
1617	NASDAQ	PRTA	Tue, May 28, 2019	9.51	9.67	9.34	9.50
1616	NASDAQ	PRTA	Fri, May 24, 2019	9.00	9.62	8.98	9.49
1615	NASDAQ	PRTA	Thu, May 23, 2019	9.05	9.24	8.68	8.94
1614	NASDAQ	PRTA	Wed, May 22, 2019	9.47	9.63	9.20	9.23
1613	NASDAQ	PRTA	Tue, May 21, 2019	9.29	9.56	9.24	9.52
1612	NASDAQ	PRTA	Mon, May 20, 2019	9.43	9.52	9.15	9.28
1611	NASDAQ	PRTA	Fri, May 17, 2019	9.58	9.75	9.46	9.53
1610	NASDAQ	PRTA	Thu, May 16, 2019	9.79	10.01	9.60	9.65
1609	NASDAQ	PRTA	Wed, May 15, 2019	9.68	9.87	9.57	9.74
1608	NASDAQ	PRTA	Tue, May 14, 2019	9.61	9.91	9.59	9.79
1607	NASDAQ	PRTA	Mon, May 13, 2019	10.05	10.17	9.59	9.59
1606	NASDAQ	PRTA	Fri, May 10, 2019	10.40	10.50	10.06	10.36
1605	NASDAQ	PRTA	Thu, May 9, 2019	10.61	10.84	10.34	10.48
1604	NASDAQ	PRTA	Wed, May 8, 2019	10.52	11.04	10.38	10.84
1603	NASDAQ	PRTA	Tue, May 7, 2019	10.46	10.76	10.23	10.34
1602	NASDAQ	PRTA	Mon, May 6, 2019	10.20	10.57	10.20	10.56
1601	NASDAQ	PRTA	Fri, May 3, 2019	10.44	10.63	10.43	10.56
1600	NASDAQ	PRTA	Thu, May 2, 2019	10.03	10.47	10.03	10.40
1599	NASDAQ	PRTA	Wed, May 1, 2019	10.41	10.54	10.09	10.11
1598	NASDAQ	PRTA	Tue, Apr 30, 2019	10.64	10.72	10.38	10.40
1597	NASDAQ	PRTA	Mon, Apr 29, 2019	10.81	11.06	10.63	10.65
1596	NASDAQ	PRTA	Fri, Apr 26, 2019	10.86	10.95	10.62	10.88
1595	NASDAQ	PRTA	Thu, Apr 25, 2019	10.91	11.10	10.71	10.84
1594	NASDAQ	PRTA	Wed, Apr 24, 2019	11.15	11.18	10.74	10.94
1593	NASDAQ	PRTA	Tue, Apr 23, 2019	10.80	11.30	10.72	11.18
1592	NASDAQ	PRTA	Mon, Apr 22, 2019	10.70	11.01	10.47	10.80
1591	NASDAQ	PRTA	Thu, Apr 18, 2019	10.73	10.87	10.43	10.70
1590	NASDAQ	PRTA	Wed, Apr 17, 2019	10.95	10.95	10.49	10.76
1589	NASDAQ	PRTA	Tue, Apr 16, 2019	10.92	11.10	10.74	10.93
1588	NASDAQ	PRTA	Mon, Apr 15, 2019	11.13	11.25	10.80	10.91
1587	NASDAQ	PRTA	Fri, Apr 12, 2019	11.34	11.38	11.00	11.16
1586	NASDAQ	PRTA	Thu, Apr 11, 2019	11.46	11.62	11.18	11.20
1585	NASDAQ	PRTA	Wed, Apr 10, 2019	11.55	11.79	11.33	11.44
1584	NASDAQ	PRTA	Tue, Apr 9, 2019	12.23	12.32	11.51	11.54
1583	NASDAQ	PRTA	Mon, Apr 8, 2019	12.44	12.48	12.20	12.30
1582	NASDAQ	PRTA	Fri, Apr 5, 2019	12.17	12.54	12.00	12.49
1581	NASDAQ	PRTA	Thu, Apr 4, 2019	12.22	12.45	12.07	12.14
1580	NASDAQ	PRTA	Wed, Apr 3, 2019	12.12	12.31	12.05	12.22
1579	NASDAQ	PRTA	Tue, Apr 2, 2019	11.72	12.18	11.67	12.03
1578	NASDAQ	PRTA	Mon, Apr 1, 2019	12.02	12.35	11.63	11.65
1577	NASDAQ	PRTA	Fri, Mar 29, 2019	11.88	12.23	11.77	12.13
1576	NASDAQ	PRTA	Thu, Mar 28, 2019	11.73	11.94	11.65	11.76
1575	NASDAQ	PRTA	Wed, Mar 27, 2019	12.07	12.33	11.69	11.73
1574	NASDAQ	PRTA	Tue, Mar 26, 2019	12.08	12.19	11.88	12.09
1573	NASDAQ	PRTA	Mon, Mar 25, 2019	12.22	12.35	11.86	11.99
1572	NASDAQ	PRTA	Fri, Mar 22, 2019	13.23	13.28	12.25	12.30
1571	NASDAQ	PRTA	Thu, Mar 21, 2019	13.49	13.71	13.14	13.30
1570	NASDAQ	PRTA	Wed, Mar 20, 2019	14.04	14.08	13.51	13.64
1569	NASDAQ	PRTA	Tue, Mar 19, 2019	14.52	14.70	13.96	14.04
1568	NASDAQ	PRTA	Mon, Mar 18, 2019	14.34	14.73	14.12	14.49
1567	NASDAQ	PRTA	Fri, Mar 15, 2019	13.99	14.38	13.92	14.35
1566	NASDAQ	PRTA	Thu, Mar 14, 2019	13.93	14.21	13.53	13.97
1565	NASDAQ	PRTA	Wed, Mar 13, 2019	13.64	14.25	13.64	14.04
1564	NASDAQ	PRTA	Tue, Mar 12, 2019	13.16	13.76	13.15	13.56
1563	NASDAQ	PRTA	Mon, Mar 11, 2019	12.83	13.26	12.79	13.11
1562	NASDAQ	PRTA	Fri, Mar 8, 2019	12.96	13.18	12.68	12.80
1561	NASDAQ	PRTA	Thu, Mar 7, 2019	13.18	13.36	12.85	13.10
1560	NASDAQ	PRTA	Wed, Mar 6, 2019	13.94	14.03	13.22	13.23
1559	NASDAQ	PRTA	Tue, Mar 5, 2019	14.18	14.34	13.89	13.96
1558	NASDAQ	PRTA	Mon, Mar 4, 2019	13.99	14.77	13.99	14.27
1557	NASDAQ	PRTA	Fri, Mar 1, 2019	13.52	13.77	13.38	13.77
1556	NASDAQ	PRTA	Thu, Feb 28, 2019	13.51	13.64	13.24	13.40
1555	NASDAQ	PRTA	Wed, Feb 27, 2019	13.46	13.72	13.43	13.53
1554	NASDAQ	PRTA	Tue, Feb 26, 2019	13.45	13.73	13.35	13.48
1553	NASDAQ	PRTA	Mon, Feb 25, 2019	13.65	13.98	13.38	13.49
1552	NASDAQ	PRTA	Fri, Feb 22, 2019	13.36	13.79	13.17	13.41
1551	NASDAQ	PRTA	Thu, Feb 21, 2019	13.32	13.48	12.82	13.34
1550	NASDAQ	PRTA	Wed, Feb 20, 2019	13.29	13.61	13.25	13.42
1549	NASDAQ	PRTA	Tue, Feb 19, 2019	13.17	13.50	12.93	13.30
1548	NASDAQ	PRTA	Fri, Feb 15, 2019	12.97	13.55	12.57	13.15
1547	NASDAQ	PRTA	Thu, Feb 14, 2019	12.70	12.84	12.51	12.75
1546	NASDAQ	PRTA	Wed, Feb 13, 2019	12.78	12.91	12.60	12.75
1545	NASDAQ	PRTA	Tue, Feb 12, 2019	12.31	12.95	12.31	12.79
1544	NASDAQ	PRTA	Mon, Feb 11, 2019	12.37	12.42	12.11	12.28
1543	NASDAQ	PRTA	Fri, Feb 8, 2019	12.04	12.42	12.03	12.31
1542	NASDAQ	PRTA	Thu, Feb 7, 2019	12.13	12.29	11.87	12.13
1541	NASDAQ	PRTA	Wed, Feb 6, 2019	11.92	12.28	11.80	12.23
1540	NASDAQ	PRTA	Tue, Feb 5, 2019	11.84	12.21	11.78	11.88
1539	NASDAQ	PRTA	Mon, Feb 4, 2019	11.75	11.98	11.66	11.82
1538	NASDAQ	PRTA	Fri, Feb 1, 2019	11.75	12.00	11.55	11.72
1537	NASDAQ	PRTA	Thu, Jan 31, 2019	11.76	12.10	11.63	11.75
1536	NASDAQ	PRTA	Wed, Jan 30, 2019	11.54	11.83	11.40	11.75
1535	NASDAQ	PRTA	Tue, Jan 29, 2019	11.38	11.59	11.26	11.45
1534	NASDAQ	PRTA	Mon, Jan 28, 2019	11.63	11.75	11.18	11.39
1533	NASDAQ	PRTA	Fri, Jan 25, 2019	11.50	11.91	11.46	11.78
1532	NASDAQ	PRTA	Thu, Jan 24, 2019	11.35	11.55	11.24	11.42
1531	NASDAQ	PRTA	Wed, Jan 23, 2019	11.64	11.92	11.15	11.39
1530	NASDAQ	PRTA	Tue, Jan 22, 2019	11.86	11.97	11.33	11.59
1529	NASDAQ	PRTA	Fri, Jan 18, 2019	11.98	12.12	11.75	11.97
1528	NASDAQ	PRTA	Thu, Jan 17, 2019	11.91	12.28	11.79	11.93
1527	NASDAQ	PRTA	Wed, Jan 16, 2019	12.01	12.34	11.77	11.96
1526	NASDAQ	PRTA	Tue, Jan 15, 2019	11.71	12.11	11.64	12.04
1525	NASDAQ	PRTA	Mon, Jan 14, 2019	11.58	12.03	11.47	11.66
1524	NASDAQ	PRTA	Fri, Jan 11, 2019	11.22	11.85	11.10	11.73
1523	NASDAQ	PRTA	Thu, Jan 10, 2019	11.24	11.78	11.06	11.25
1522	NASDAQ	PRTA	Wed, Jan 9, 2019	11.44	11.70	11.17	11.31
1521	NASDAQ	PRTA	Tue, Jan 8, 2019	11.47	11.61	11.10	11.40
1520	NASDAQ	PRTA	Mon, Jan 7, 2019	11.14	11.42	10.85	11.34
1519	NASDAQ	PRTA	Fri, Jan 4, 2019	10.56	11.09	10.20	10.89
1518	NASDAQ	PRTA	Thu, Jan 3, 2019	10.53	10.66	10.24	10.32
1517	NASDAQ	PRTA	Wed, Jan 2, 2019	10.16	10.81	9.97	10.50
1516	NASDAQ	PRTA	Mon, Dec 31, 2018	10.34	10.65	10.17	10.30
1515	NASDAQ	PRTA	Fri, Dec 28, 2018	10.37	10.63	10.13	10.25
1514	NASDAQ	PRTA	Thu, Dec 27, 2018	9.91	10.56	9.15	10.33
1513	NASDAQ	PRTA	Wed, Dec 26, 2018	8.84	10.13	8.84	10.12
1512	NASDAQ	PRTA	Mon, Dec 24, 2018	8.75	9.09	8.63	8.73
1511	NASDAQ	PRTA	Fri, Dec 21, 2018	9.47	9.53	8.85	8.89
1510	NASDAQ	PRTA	Thu, Dec 20, 2018	9.61	9.70	9.20	9.40
1509	NASDAQ	PRTA	Wed, Dec 19, 2018	10.33	10.57	9.51	9.60
1508	NASDAQ	PRTA	Tue, Dec 18, 2018	11.12	11.12	10.05	10.31
1507	NASDAQ	PRTA	Mon, Dec 17, 2018	11.67	11.76	10.82	10.99
1506	NASDAQ	PRTA	Fri, Dec 14, 2018	11.59	11.85	11.36	11.71
1505	NASDAQ	PRTA	Thu, Dec 13, 2018	12.03	12.15	11.55	11.71
1504	NASDAQ	PRTA	Wed, Dec 12, 2018	11.80	12.26	11.59	11.91
1503	NASDAQ	PRTA	Tue, Dec 11, 2018	11.74	12.00	11.49	11.63
1502	NASDAQ	PRTA	Mon, Dec 10, 2018	11.71	11.71	11.07	11.57
1501	NASDAQ	PRTA	Fri, Dec 7, 2018	11.57	12.04	11.23	11.36
1500	NASDAQ	PRTA	Thu, Dec 6, 2018	11.29	11.73	11.05	11.67
1499	NASDAQ	PRTA	Tue, Dec 4, 2018	12.12	12.27	11.32	11.42
1498	NASDAQ	PRTA	Mon, Dec 3, 2018	12.33	12.33	11.72	12.17
1497	NASDAQ	PRTA	Fri, Nov 30, 2018	11.69	12.03	11.48	12.01
1496	NASDAQ	PRTA	Thu, Nov 29, 2018	11.88	12.12	11.65	11.75
1495	NASDAQ	PRTA	Wed, Nov 28, 2018	11.55	11.97	11.07	11.93
1494	NASDAQ	PRTA	Tue, Nov 27, 2018	12.36	12.58	11.24	11.48
1493	NASDAQ	PRTA	Mon, Nov 26, 2018	12.17	12.53	12.03	12.45
1492	NASDAQ	PRTA	Fri, Nov 23, 2018	11.74	12.44	11.74	11.99
1491	NASDAQ	PRTA	Wed, Nov 21, 2018	11.77	12.05	11.36	11.93
1490	NASDAQ	PRTA	Tue, Nov 20, 2018	11.85	12.57	11.45	11.60
1489	NASDAQ	PRTA	Mon, Nov 19, 2018	11.57	12.08	11.22	11.88
1488	NASDAQ	PRTA	Fri, Nov 16, 2018	11.30	12.02	11.30	11.66
1487	NASDAQ	PRTA	Thu, Nov 15, 2018	11.02	11.45	10.97	11.36
1486	NASDAQ	PRTA	Wed, Nov 14, 2018	11.55	11.60	10.84	11.04
1485	NASDAQ	PRTA	Tue, Nov 13, 2018	11.28	11.87	11.08	11.43
1484	NASDAQ	PRTA	Mon, Nov 12, 2018	12.36	12.36	11.29	11.36
1483	NASDAQ	PRTA	Fri, Nov 9, 2018	12.78	12.83	11.90	12.41
1482	NASDAQ	PRTA	Thu, Nov 8, 2018	13.09	13.61	12.81	12.91
1481	NASDAQ	PRTA	Wed, Nov 7, 2018	13.43	13.64	12.10	13.02
1480	NASDAQ	PRTA	Tue, Nov 6, 2018	12.96	13.33	12.46	12.81
1479	NASDAQ	PRTA	Mon, Nov 5, 2018	13.40	13.59	12.73	12.94
1478	NASDAQ	PRTA	Fri, Nov 2, 2018	13.05	13.74	13.05	13.36
1477	NASDAQ	PRTA	Thu, Nov 1, 2018	12.46	13.25	12.46	13.05
1476	NASDAQ	PRTA	Wed, Oct 31, 2018	12.61	12.94	11.95	12.40
1475	NASDAQ	PRTA	Tue, Oct 30, 2018	11.71	12.44	11.54	12.40
1474	NASDAQ	PRTA	Mon, Oct 29, 2018	12.66	12.67	11.56	11.78
1473	NASDAQ	PRTA	Fri, Oct 26, 2018	12.37	12.70	11.65	12.42
1472	NASDAQ	PRTA	Thu, Oct 25, 2018	11.70	12.71	11.61	12.65
1471	NASDAQ	PRTA	Wed, Oct 24, 2018	12.70	12.89	11.58	11.61
1470	NASDAQ	PRTA	Tue, Oct 23, 2018	12.34	13.23	12.33	12.65
1469	NASDAQ	PRTA	Mon, Oct 22, 2018	13.00	13.00	12.20	12.64
1468	NASDAQ	PRTA	Fri, Oct 19, 2018	12.27	13.21	12.09	12.98
1467	NASDAQ	PRTA	Thu, Oct 18, 2018	13.02	13.20	12.21	12.28
1466	NASDAQ	PRTA	Wed, Oct 17, 2018	13.01	13.27	12.01	13.03
1465	NASDAQ	PRTA	Tue, Oct 16, 2018	12.57	13.66	12.51	13.05
1464	NASDAQ	PRTA	Mon, Oct 15, 2018	12.51	12.55	11.87	12.47
1463	NASDAQ	PRTA	Fri, Oct 12, 2018	12.57	12.70	12.17	12.49
1462	NASDAQ	PRTA	Thu, Oct 11, 2018	12.15	12.70	12.01	12.31
1461	NASDAQ	PRTA	Wed, Oct 10, 2018	12.09	12.43	12.06	12.24
1460	NASDAQ	PRTA	Tue, Oct 9, 2018	12.40	12.60	12.02	12.29
1459	NASDAQ	PRTA	Mon, Oct 8, 2018	13.11	13.24	12.39	12.46
1458	NASDAQ	PRTA	Fri, Oct 5, 2018	13.12	13.37	12.95	13.19
1457	NASDAQ	PRTA	Thu, Oct 4, 2018	13.69	13.71	12.96	13.08
1456	NASDAQ	PRTA	Wed, Oct 3, 2018	13.35	13.77	13.21	13.74
1455	NASDAQ	PRTA	Tue, Oct 2, 2018	12.87	13.83	12.76	13.31
1454	NASDAQ	PRTA	Mon, Oct 1, 2018	13.15	13.22	12.75	12.88
1453	NASDAQ	PRTA	Fri, Sep 28, 2018	13.11	13.18	12.82	13.08
1452	NASDAQ	PRTA	Thu, Sep 27, 2018	13.01	13.30	12.94	13.16
1451	NASDAQ	PRTA	Wed, Sep 26, 2018	13.20	13.55	12.92	12.97
1450	NASDAQ	PRTA	Tue, Sep 25, 2018	14.24	14.55	12.96	13.07
1449	NASDAQ	PRTA	Mon, Sep 24, 2018	13.46	14.67	13.19	14.25
1448	NASDAQ	PRTA	Fri, Sep 21, 2018	13.63	13.78	13.25	13.34
1447	NASDAQ	PRTA	Thu, Sep 20, 2018	13.45	13.80	13.35	13.62
1446	NASDAQ	PRTA	Wed, Sep 19, 2018	13.19	13.75	12.99	13.36
1445	NASDAQ	PRTA	Tue, Sep 18, 2018	12.60	13.22	12.23	13.21
1444	NASDAQ	PRTA	Mon, Sep 17, 2018	13.44	13.44	12.62	12.70
1443	NASDAQ	PRTA	Fri, Sep 14, 2018	13.75	13.91	13.36	13.39
1442	NASDAQ	PRTA	Thu, Sep 13, 2018	13.90	13.94	13.48	13.80
1441	NASDAQ	PRTA	Wed, Sep 12, 2018	14.08	14.26	13.61	13.86
1440	NASDAQ	PRTA	Tue, Sep 11, 2018	13.95	14.08	13.32	14.05
1439	NASDAQ	PRTA	Mon, Sep 10, 2018	14.25	14.51	13.94	14.00
1438	NASDAQ	PRTA	Fri, Sep 7, 2018	14.26	14.54	13.93	14.11
1437	NASDAQ	PRTA	Thu, Sep 6, 2018	15.43	15.43	14.27	14.34
1436	NASDAQ	PRTA	Wed, Sep 5, 2018	15.77	15.90	15.25	15.38
1435	NASDAQ	PRTA	Tue, Sep 4, 2018	15.15	15.91	14.83	15.79
1434	NASDAQ	PRTA	Fri, Aug 31, 2018	15.48	15.77	15.10	15.22
1433	NASDAQ	PRTA	Thu, Aug 30, 2018	15.38	15.69	15.32	15.56
1432	NASDAQ	PRTA	Wed, Aug 29, 2018	15.22	15.69	14.99	15.41
1431	NASDAQ	PRTA	Tue, Aug 28, 2018	14.96	15.12	14.76	15.10
1430	NASDAQ	PRTA	Mon, Aug 27, 2018	14.67	15.02	14.67	14.98
1429	NASDAQ	PRTA	Fri, Aug 24, 2018	15.08	15.32	14.58	14.61
1428	NASDAQ	PRTA	Thu, Aug 23, 2018	15.67	15.74	15.01	15.07
1427	NASDAQ	PRTA	Wed, Aug 22, 2018	15.53	15.77	15.31	15.62
1426	NASDAQ	PRTA	Tue, Aug 21, 2018	15.15	15.67	15.15	15.51
1425	NASDAQ	PRTA	Mon, Aug 20, 2018	14.58	15.16	14.36	15.10
1424	NASDAQ	PRTA	Fri, Aug 17, 2018	14.60	14.74	14.29	14.51
1423	NASDAQ	PRTA	Thu, Aug 16, 2018	14.34	14.72	14.16	14.64
1422	NASDAQ	PRTA	Wed, Aug 15, 2018	15.18	15.18	14.03	14.27
1421	NASDAQ	PRTA	Tue, Aug 14, 2018	14.75	15.40	14.75	15.21
1420	NASDAQ	PRTA	Mon, Aug 13, 2018	14.93	14.93	14.36	14.72
1419	NASDAQ	PRTA	Fri, Aug 10, 2018	14.25	15.02	14.25	14.98
1418	NASDAQ	PRTA	Thu, Aug 9, 2018	14.17	14.88	14.17	14.31
1417	NASDAQ	PRTA	Wed, Aug 8, 2018	13.68	14.73	13.68	14.21
1416	NASDAQ	PRTA	Tue, Aug 7, 2018	13.91	14.42	13.71	14.34
1415	NASDAQ	PRTA	Mon, Aug 6, 2018	13.40	13.87	13.20	13.84
1414	NASDAQ	PRTA	Fri, Aug 3, 2018	13.52	13.55	13.13	13.33
1413	NASDAQ	PRTA	Thu, Aug 2, 2018	13.36	13.65	13.02	13.56
1412	NASDAQ	PRTA	Wed, Aug 1, 2018	14.85	14.98	13.28	13.39
1411	NASDAQ	PRTA	Tue, Jul 31, 2018	14.71	15.09	14.60	14.86
1410	NASDAQ	PRTA	Mon, Jul 30, 2018	14.85	14.97	14.20	14.69
1409	NASDAQ	PRTA	Fri, Jul 27, 2018	14.75	15.00	14.33	14.89
1408	NASDAQ	PRTA	Thu, Jul 26, 2018	14.18	14.86	14.07	14.70
1407	NASDAQ	PRTA	Wed, Jul 25, 2018	14.62	14.94	14.09	14.29
1406	NASDAQ	PRTA	Tue, Jul 24, 2018	14.86	15.06	14.61	14.62
1405	NASDAQ	PRTA	Mon, Jul 23, 2018	14.89	15.03	14.61	14.77
1404	NASDAQ	PRTA	Fri, Jul 20, 2018	15.05	15.17	14.75	14.85
1403	NASDAQ	PRTA	Thu, Jul 19, 2018	14.67	15.10	14.59	15.05
1402	NASDAQ	PRTA	Wed, Jul 18, 2018	14.46	14.80	14.24	14.77
1401	NASDAQ	PRTA	Tue, Jul 17, 2018	14.19	14.46	14.10	14.38
1400	NASDAQ	PRTA	Mon, Jul 16, 2018	14.90	15.01	14.21	14.26
1399	NASDAQ	PRTA	Fri, Jul 13, 2018	14.88	15.00	14.62	14.94
1398	NASDAQ	PRTA	Thu, Jul 12, 2018	14.90	14.96	14.64	14.90
1397	NASDAQ	PRTA	Wed, Jul 11, 2018	14.62	14.87	14.49	14.73
1396	NASDAQ	PRTA	Tue, Jul 10, 2018	15.18	15.21	14.56	14.70
1395	NASDAQ	PRTA	Mon, Jul 9, 2018	15.21	15.33	14.73	15.18
1394	NASDAQ	PRTA	Fri, Jul 6, 2018	14.99	15.20	14.84	15.02
1393	NASDAQ	PRTA	Thu, Jul 5, 2018	15.37	15.60	14.84	14.93
1392	NASDAQ	PRTA	Tue, Jul 3, 2018	15.25	15.43	15.02	15.22
1391	NASDAQ	PRTA	Mon, Jul 2, 2018	14.46	15.22	14.29	15.12
1390	NASDAQ	PRTA	Fri, Jun 29, 2018	14.83	14.97	14.43	14.58
1389	NASDAQ	PRTA	Thu, Jun 28, 2018	14.68	14.91	14.31	14.68
1388	NASDAQ	PRTA	Wed, Jun 27, 2018	15.42	15.53	14.57	14.63
1387	NASDAQ	PRTA	Tue, Jun 26, 2018	15.09	15.61	14.83	15.36
1386	NASDAQ	PRTA	Mon, Jun 25, 2018	15.53	15.53	14.91	15.08
1385	NASDAQ	PRTA	Fri, Jun 22, 2018	15.12	15.68	14.83	15.67
1384	NASDAQ	PRTA	Thu, Jun 21, 2018	15.42	15.42	14.80	15.04
1383	NASDAQ	PRTA	Wed, Jun 20, 2018	15.01	15.49	14.87	15.40
1382	NASDAQ	PRTA	Tue, Jun 19, 2018	14.39	14.99	14.17	14.98
1381	NASDAQ	PRTA	Mon, Jun 18, 2018	14.75	14.82	14.19	14.56
1380	NASDAQ	PRTA	Fri, Jun 15, 2018	14.67	15.01	14.41	14.85
1379	NASDAQ	PRTA	Thu, Jun 14, 2018	14.44	14.75	14.23	14.70
1378	NASDAQ	PRTA	Wed, Jun 13, 2018	14.33	14.50	14.17	14.33
1377	NASDAQ	PRTA	Tue, Jun 12, 2018	14.00	14.86	13.91	14.38
1376	NASDAQ	PRTA	Mon, Jun 11, 2018	13.98	14.08	13.54	14.02
1375	NASDAQ	PRTA	Fri, Jun 8, 2018	13.67	14.31	13.60	13.97
1374	NASDAQ	PRTA	Thu, Jun 7, 2018	14.07	14.21	13.70	13.74
1373	NASDAQ	PRTA	Wed, Jun 6, 2018	13.72	14.29	13.72	14.00
1372	NASDAQ	PRTA	Tue, Jun 5, 2018	13.41	14.27	13.32	13.75
1371	NASDAQ	PRTA	Mon, Jun 4, 2018	13.66	13.74	13.25	13.44
1370	NASDAQ	PRTA	Fri, Jun 1, 2018	13.64	13.91	13.23	13.69
1369	NASDAQ	PRTA	Thu, May 31, 2018	13.85	14.15	13.37	13.49
1368	NASDAQ	PRTA	Wed, May 30, 2018	14.38	14.78	13.77	13.90
1367	NASDAQ	PRTA	Tue, May 29, 2018	14.51	15.01	14.25	14.35
1366	NASDAQ	PRTA	Fri, May 25, 2018	14.83	15.15	14.48	14.62
1365	NASDAQ	PRTA	Thu, May 24, 2018	13.81	15.23	13.70	14.86
1364	NASDAQ	PRTA	Wed, May 23, 2018	14.65	14.86	14.20	14.32
1363	NASDAQ	PRTA	Tue, May 22, 2018	14.65	14.88	14.41	14.64
1362	NASDAQ	PRTA	Mon, May 21, 2018	14.26	15.19	14.17	14.65
1361	NASDAQ	PRTA	Fri, May 18, 2018	15.70	15.70	15.22	15.28
1360	NASDAQ	PRTA	Thu, May 17, 2018	16.37	16.37	15.43	15.60
1359	NASDAQ	PRTA	Wed, May 16, 2018	16.48	16.81	16.21	16.43
1358	NASDAQ	PRTA	Tue, May 15, 2018	17.00	17.33	16.04	16.48
1357	NASDAQ	PRTA	Mon, May 14, 2018	15.73	17.60	15.73	17.01
1356	NASDAQ	PRTA	Fri, May 11, 2018	14.72	15.97	14.55	15.72
1355	NASDAQ	PRTA	Thu, May 10, 2018	13.74	15.89	13.74	14.79
1354	NASDAQ	PRTA	Wed, May 9, 2018	12.75	13.69	12.04	13.56
1353	NASDAQ	PRTA	Tue, May 8, 2018	13.79	14.60	13.78	14.25
1352	NASDAQ	PRTA	Mon, May 7, 2018	13.96	14.13	13.76	13.90
1351	NASDAQ	PRTA	Fri, May 4, 2018	13.22	14.10	13.17	14.01
1350	NASDAQ	PRTA	Thu, May 3, 2018	13.10	13.43	12.64	13.19
1349	NASDAQ	PRTA	Wed, May 2, 2018	12.15	13.30	12.06	13.17
1348	NASDAQ	PRTA	Tue, May 1, 2018	12.02	12.18	11.92	12.16
1347	NASDAQ	PRTA	Mon, Apr 30, 2018	12.12	12.35	11.92	12.00
1346	NASDAQ	PRTA	Fri, Apr 27, 2018	11.79	12.27	11.62	12.11
1345	NASDAQ	PRTA	Thu, Apr 26, 2018	11.14	12.04	11.14	11.79
1344	NASDAQ	PRTA	Wed, Apr 25, 2018	11.00	11.08	10.43	10.99
1343	NASDAQ	PRTA	Tue, Apr 24, 2018	11.55	12.15	10.83	11.09
1342	NASDAQ	PRTA	Mon, Apr 23, 2018	13.69	13.70	11.05	11.50
1341	NASDAQ	PRTA	Fri, Apr 20, 2018	34.78	36.98	34.67	36.84
1340	NASDAQ	PRTA	Thu, Apr 19, 2018	35.95	36.39	34.38	34.97
1339	NASDAQ	PRTA	Wed, Apr 18, 2018	38.76	38.76	35.96	36.01
1338	NASDAQ	PRTA	Tue, Apr 17, 2018	38.49	38.81	37.78	38.49
1337	NASDAQ	PRTA	Mon, Apr 16, 2018	38.10	38.63	37.76	38.08
1336	NASDAQ	PRTA	Fri, Apr 13, 2018	37.84	38.20	37.29	37.97
1335	NASDAQ	PRTA	Thu, Apr 12, 2018	38.28	38.87	37.13	37.60
1334	NASDAQ	PRTA	Wed, Apr 11, 2018	36.98	38.34	36.58	37.91
1333	NASDAQ	PRTA	Tue, Apr 10, 2018	36.85	38.26	36.50	37.12
1332	NASDAQ	PRTA	Mon, Apr 9, 2018	40.42	41.69	36.00	36.13
1331	NASDAQ	PRTA	Fri, Apr 6, 2018	39.80	41.52	39.43	39.51
1330	NASDAQ	PRTA	Thu, Apr 5, 2018	44.00	44.75	39.76	40.15
1329	NASDAQ	PRTA	Wed, Apr 4, 2018	38.57	44.46	38.57	44.21
1328	NASDAQ	PRTA	Tue, Apr 3, 2018	35.38	39.45	35.10	39.27
1327	NASDAQ	PRTA	Mon, Apr 2, 2018	36.83	36.84	34.33	35.24
1326	NASDAQ	PRTA	Thu, Mar 29, 2018	36.89	37.94	35.85	36.71
1325	NASDAQ	PRTA	Wed, Mar 28, 2018	37.52	37.82	35.87	36.52
1324	NASDAQ	PRTA	Tue, Mar 27, 2018	39.69	39.69	37.39	37.68
1323	NASDAQ	PRTA	Mon, Mar 26, 2018	38.78	39.67	37.75	39.34
1322	NASDAQ	PRTA	Fri, Mar 23, 2018	38.61	39.92	37.89	38.21
1321	NASDAQ	PRTA	Thu, Mar 22, 2018	38.32	39.57	37.71	38.22
1320	NASDAQ	PRTA	Wed, Mar 21, 2018	40.89	41.50	37.36	38.72
1319	NASDAQ	PRTA	Tue, Mar 20, 2018	33.23	34.09	33.00	33.85
1318	NASDAQ	PRTA	Mon, Mar 19, 2018	34.90	35.05	32.54	33.17
1317	NASDAQ	PRTA	Fri, Mar 16, 2018	34.92	36.03	34.43	35.13
1316	NASDAQ	PRTA	Thu, Mar 15, 2018	34.90	35.31	34.15	34.91
1315	NASDAQ	PRTA	Wed, Mar 14, 2018	34.84	34.92	33.81	34.66
1314	NASDAQ	PRTA	Tue, Mar 13, 2018	35.24	35.31	34.25	34.59
1313	NASDAQ	PRTA	Mon, Mar 12, 2018	35.12	35.22	34.35	35.02
1312	NASDAQ	PRTA	Fri, Mar 9, 2018	35.10	35.40	34.46	35.06
1311	NASDAQ	PRTA	Thu, Mar 8, 2018	33.87	34.73	33.57	34.69
1310	NASDAQ	PRTA	Wed, Mar 7, 2018	33.67	34.15	33.04	33.69
1309	NASDAQ	PRTA	Tue, Mar 6, 2018	33.91	35.07	33.41	34.03
1308	NASDAQ	PRTA	Mon, Mar 5, 2018	33.74	34.54	33.49	33.84
1307	NASDAQ	PRTA	Fri, Mar 2, 2018	32.75	34.43	32.05	33.84
1306	NASDAQ	PRTA	Thu, Mar 1, 2018	33.67	33.86	32.45	33.06
1305	NASDAQ	PRTA	Wed, Feb 28, 2018	34.85	34.97	33.66	33.69
1304	NASDAQ	PRTA	Tue, Feb 27, 2018	35.00	35.49	33.80	34.75
1303	NASDAQ	PRTA	Mon, Feb 26, 2018	34.66	35.72	33.84	35.10
1302	NASDAQ	PRTA	Fri, Feb 23, 2018	33.95	34.70	33.36	34.61
1301	NASDAQ	PRTA	Thu, Feb 22, 2018	33.55	34.55	33.17	33.65
1300	NASDAQ	PRTA	Wed, Feb 21, 2018	33.01	34.10	32.86	33.10
1299	NASDAQ	PRTA	Tue, Feb 20, 2018	32.82	33.92	32.66	33.06
1298	NASDAQ	PRTA	Fri, Feb 16, 2018	31.81	34.43	31.45	33.20
1297	NASDAQ	PRTA	Thu, Feb 15, 2018	32.98	35.42	31.38	32.11
1296	NASDAQ	PRTA	Wed, Feb 14, 2018	29.33	31.08	29.01	30.95
1295	NASDAQ	PRTA	Tue, Feb 13, 2018	29.31	29.81	28.02	29.74
1294	NASDAQ	PRTA	Mon, Feb 12, 2018	28.27	29.80	27.94	29.49
1293	NASDAQ	PRTA	Fri, Feb 9, 2018	28.23	28.77	27.59	28.19
1292	NASDAQ	PRTA	Thu, Feb 8, 2018	30.19	30.38	27.94	27.95
1291	NASDAQ	PRTA	Wed, Feb 7, 2018	28.92	30.20	28.13	29.80
1290	NASDAQ	PRTA	Tue, Feb 6, 2018	31.11	32.45	27.19	29.13
1289	NASDAQ	PRTA	Mon, Feb 5, 2018	38.83	39.00	29.83	32.14
1288	NASDAQ	PRTA	Fri, Feb 2, 2018	39.67	40.98	39.47	39.60
1287	NASDAQ	PRTA	Thu, Feb 1, 2018	41.63	42.00	40.07	40.32
1286	NASDAQ	PRTA	Wed, Jan 31, 2018	42.97	43.31	41.57	41.80
1285	NASDAQ	PRTA	Tue, Jan 30, 2018	43.97	44.70	42.61	42.89
1284	NASDAQ	PRTA	Mon, Jan 29, 2018	44.93	46.14	44.50	44.57
1283	NASDAQ	PRTA	Fri, Jan 26, 2018	44.13	45.35	43.78	45.04
1282	NASDAQ	PRTA	Thu, Jan 25, 2018	44.23	44.91	43.71	44.05
1281	NASDAQ	PRTA	Wed, Jan 24, 2018	44.34	44.93	43.16	43.72
1280	NASDAQ	PRTA	Tue, Jan 23, 2018	41.70	45.15	41.24	44.45
1279	NASDAQ	PRTA	Mon, Jan 22, 2018	39.83	41.60	39.38	41.51
1278	NASDAQ	PRTA	Fri, Jan 19, 2018	39.56	39.93	38.73	39.52
1277	NASDAQ	PRTA	Thu, Jan 18, 2018	40.00	40.76	39.16	39.69
1276	NASDAQ	PRTA	Wed, Jan 17, 2018	40.49	40.97	39.35	40.10
1275	NASDAQ	PRTA	Tue, Jan 16, 2018	41.49	43.35	39.77	39.95
1274	NASDAQ	PRTA	Fri, Jan 12, 2018	39.40	42.16	38.40	41.33
1273	NASDAQ	PRTA	Thu, Jan 11, 2018	38.45	39.83	38.02	39.62
1272	NASDAQ	PRTA	Wed, Jan 10, 2018	36.71	38.32	36.36	38.26
1271	NASDAQ	PRTA	Tue, Jan 9, 2018	36.93	37.48	35.93	37.02
1270	NASDAQ	PRTA	Mon, Jan 8, 2018	37.44	37.44	35.11	36.60
1269	NASDAQ	PRTA	Fri, Jan 5, 2018	38.30	38.58	37.54	37.67
1268	NASDAQ	PRTA	Thu, Jan 4, 2018	39.40	39.65	38.00	38.29
1267	NASDAQ	PRTA	Wed, Jan 3, 2018	37.85	39.68	37.66	39.28
1266	NASDAQ	PRTA	Tue, Jan 2, 2018	38.13	38.19	36.50	37.80
1265	NASDAQ	PRTA	Fri, Dec 29, 2017	38.10	38.34	37.42	37.49
1264	NASDAQ	PRTA	Thu, Dec 28, 2017	37.29	38.11	36.95	38.00
1263	NASDAQ	PRTA	Wed, Dec 27, 2017	36.81	37.58	36.61	37.23
1262	NASDAQ	PRTA	Tue, Dec 26, 2017	36.81	37.63	36.44	36.84
1261	NASDAQ	PRTA	Fri, Dec 22, 2017	37.07	37.82	36.51	36.77
1260	NASDAQ	PRTA	Thu, Dec 21, 2017	36.31	37.44	35.48	37.07
1259	NASDAQ	PRTA	Wed, Dec 20, 2017	35.35	36.72	34.85	36.14
1258	NASDAQ	PRTA	Tue, Dec 19, 2017	35.42	36.50	35.29	35.61
1257	NASDAQ	PRTA	Mon, Dec 18, 2017	38.93	39.23	35.18	35.44
1256	NASDAQ	PRTA	Fri, Dec 15, 2017	37.19	38.94	35.78	38.54
1255	NASDAQ	PRTA	Thu, Dec 14, 2017	38.04	38.70	36.42	36.59
1254	NASDAQ	PRTA	Wed, Dec 13, 2017	38.03	38.81	37.37	38.12
1253	NASDAQ	PRTA	Tue, Dec 12, 2017	40.03	40.12	37.77	37.96
1252	NASDAQ	PRTA	Mon, Dec 11, 2017	41.38	41.38	40.04	40.04
1251	NASDAQ	PRTA	Fri, Dec 8, 2017	41.14	41.70	40.53	41.01
1250	NASDAQ	PRTA	Thu, Dec 7, 2017	39.45	41.01	38.00	40.60
1249	NASDAQ	PRTA	Wed, Dec 6, 2017	41.85	41.85	38.99	39.17
1248	NASDAQ	PRTA	Tue, Dec 5, 2017	44.28	44.86	41.88	41.99
1247	NASDAQ	PRTA	Mon, Dec 4, 2017	47.30	47.84	44.16	44.43
1246	NASDAQ	PRTA	Fri, Dec 1, 2017	46.42	47.81	45.88	47.32
1245	NASDAQ	PRTA	Thu, Nov 30, 2017	44.90	46.63	44.66	46.49
1244	NASDAQ	PRTA	Wed, Nov 29, 2017	45.21	46.93	44.27	44.67
1243	NASDAQ	PRTA	Tue, Nov 28, 2017	46.08	46.17	44.04	45.25
1242	NASDAQ	PRTA	Mon, Nov 27, 2017	45.79	46.46	45.77	46.00
1241	NASDAQ	PRTA	Fri, Nov 24, 2017	46.24	46.42	45.40	46.03
1240	NASDAQ	PRTA	Wed, Nov 22, 2017	45.93	46.45	45.27	45.85
1239	NASDAQ	PRTA	Tue, Nov 21, 2017	45.00	46.66	44.80	45.97
1238	NASDAQ	PRTA	Mon, Nov 20, 2017	49.35	50.45	44.43	44.60
1237	NASDAQ	PRTA	Fri, Nov 17, 2017	54.50	54.82	51.92	51.93
1236	NASDAQ	PRTA	Thu, Nov 16, 2017	55.80	57.00	54.43	54.81
1235	NASDAQ	PRTA	Wed, Nov 15, 2017	55.70	56.95	54.93	55.12
1234	NASDAQ	PRTA	Tue, Nov 14, 2017	56.39	56.80	54.85	56.13
1233	NASDAQ	PRTA	Mon, Nov 13, 2017	56.35	56.91	55.50	56.83
1232	NASDAQ	PRTA	Fri, Nov 10, 2017	55.14	56.69	54.37	56.63
1231	NASDAQ	PRTA	Thu, Nov 9, 2017	56.21	56.23	54.31	55.49
1230	NASDAQ	PRTA	Wed, Nov 8, 2017	57.00	59.50	54.30	56.24
1229	NASDAQ	PRTA	Tue, Nov 7, 2017	61.84	62.62	59.67	60.96
1228	NASDAQ	PRTA	Mon, Nov 6, 2017	62.52	62.99	61.44	61.93
1227	NASDAQ	PRTA	Fri, Nov 3, 2017	61.38	62.44	60.03	62.30
1226	NASDAQ	PRTA	Thu, Nov 2, 2017	57.29	61.34	56.21	61.22
1225	NASDAQ	PRTA	Wed, Nov 1, 2017	58.73	59.12	56.04	57.29
1224	NASDAQ	PRTA	Tue, Oct 31, 2017	58.32	58.94	57.21	58.05
1223	NASDAQ	PRTA	Mon, Oct 30, 2017	58.41	59.78	57.19	57.89
1222	NASDAQ	PRTA	Fri, Oct 27, 2017	56.58	59.13	56.09	58.44
1221	NASDAQ	PRTA	Thu, Oct 26, 2017	56.19	57.09	55.20	56.45
1220	NASDAQ	PRTA	Wed, Oct 25, 2017	56.33	56.73	54.66	56.30
1219	NASDAQ	PRTA	Tue, Oct 24, 2017	58.09	59.04	56.12	56.58
1218	NASDAQ	PRTA	Mon, Oct 23, 2017	58.20	59.02	57.56	57.95
1217	NASDAQ	PRTA	Fri, Oct 20, 2017	59.12	59.12	57.77	57.91
1216	NASDAQ	PRTA	Thu, Oct 19, 2017	59.94	60.51	58.45	58.53
1215	NASDAQ	PRTA	Wed, Oct 18, 2017	60.68	61.11	59.36	60.36
1214	NASDAQ	PRTA	Tue, Oct 17, 2017	60.34	61.72	59.58	60.30
1213	NASDAQ	PRTA	Mon, Oct 16, 2017	61.18	61.96	59.44	60.32
1212	NASDAQ	PRTA	Fri, Oct 13, 2017	60.25	60.98	59.66	60.75
1211	NASDAQ	PRTA	Thu, Oct 12, 2017	60.78	61.58	59.92	60.06
1210	NASDAQ	PRTA	Wed, Oct 11, 2017	61.78	62.69	60.79	61.06
1209	NASDAQ	PRTA	Tue, Oct 10, 2017	61.63	63.01	61.00	61.80
1208	NASDAQ	PRTA	Mon, Oct 9, 2017	61.99	62.99	61.05	61.44
1207	NASDAQ	PRTA	Fri, Oct 6, 2017	62.19	63.00	61.76	61.99
1206	NASDAQ	PRTA	Thu, Oct 5, 2017	63.88	64.01	62.12	62.60
1205	NASDAQ	PRTA	Wed, Oct 4, 2017	63.55	64.47	62.82	63.73
1204	NASDAQ	PRTA	Tue, Oct 3, 2017	63.29	63.88	62.34	63.76
1203	NASDAQ	PRTA	Mon, Oct 2, 2017	64.77	64.96	62.52	63.27
1202	NASDAQ	PRTA	Fri, Sep 29, 2017	65.00	66.91	62.71	64.77
1201	NASDAQ	PRTA	Thu, Sep 28, 2017	67.60	70.00	67.04	67.75
1200	NASDAQ	PRTA	Wed, Sep 27, 2017	63.74	69.47	63.74	67.62
1199	NASDAQ	PRTA	Tue, Sep 26, 2017	64.30	64.50	62.89	63.73
1198	NASDAQ	PRTA	Mon, Sep 25, 2017	64.60	65.98	62.90	64.37
1197	NASDAQ	PRTA	Fri, Sep 22, 2017	64.68	65.70	63.77	64.76
1196	NASDAQ	PRTA	Thu, Sep 21, 2017	65.00	65.77	64.01	65.05
1195	NASDAQ	PRTA	Wed, Sep 20, 2017	64.47	66.52	64.38	65.26
1194	NASDAQ	PRTA	Tue, Sep 19, 2017	65.02	65.45	63.58	64.62
1193	NASDAQ	PRTA	Mon, Sep 18, 2017	64.72	65.59	63.65	64.63
1192	NASDAQ	PRTA	Fri, Sep 15, 2017	62.99	66.00	62.93	64.75
1191	NASDAQ	PRTA	Thu, Sep 14, 2017	61.60	63.73	60.51	62.73
1190	NASDAQ	PRTA	Wed, Sep 13, 2017	62.29	63.22	61.42	61.71
1189	NASDAQ	PRTA	Tue, Sep 12, 2017	61.55	63.49	61.55	62.38
1188	NASDAQ	PRTA	Mon, Sep 11, 2017	62.09	62.68	58.10	62.44
1187	NASDAQ	PRTA	Fri, Sep 8, 2017	60.50	62.39	60.41	61.24
1186	NASDAQ	PRTA	Thu, Sep 7, 2017	61.39	61.39	59.50	60.76
1185	NASDAQ	PRTA	Wed, Sep 6, 2017	63.17	63.22	60.77	61.51
1184	NASDAQ	PRTA	Tue, Sep 5, 2017	62.02	62.98	59.86	62.72
1183	NASDAQ	PRTA	Fri, Sep 1, 2017	61.43	62.12	60.47	62.10
1182	NASDAQ	PRTA	Thu, Aug 31, 2017	59.31	61.54	59.27	61.44
1181	NASDAQ	PRTA	Wed, Aug 30, 2017	57.58	59.59	57.55	58.92
1180	NASDAQ	PRTA	Tue, Aug 29, 2017	57.11	58.68	56.82	57.70
1179	NASDAQ	PRTA	Mon, Aug 28, 2017	56.30	58.25	56.12	58.01
1178	NASDAQ	PRTA	Fri, Aug 25, 2017	56.11	56.65	55.33	55.74
1177	NASDAQ	PRTA	Thu, Aug 24, 2017	57.06	57.57	55.79	56.16
1176	NASDAQ	PRTA	Wed, Aug 23, 2017	56.00	57.15	55.90	56.81
1175	NASDAQ	PRTA	Tue, Aug 22, 2017	54.12	56.42	52.92	56.24
1174	NASDAQ	PRTA	Mon, Aug 21, 2017	54.32	54.56	53.00	53.83
1173	NASDAQ	PRTA	Fri, Aug 18, 2017	54.50	55.89	54.01	54.59
1172	NASDAQ	PRTA	Thu, Aug 17, 2017	57.76	58.96	55.20	55.23
1171	NASDAQ	PRTA	Wed, Aug 16, 2017	58.32	59.09	57.52	57.69
1170	NASDAQ	PRTA	Tue, Aug 15, 2017	58.57	59.44	57.94	58.12
1169	NASDAQ	PRTA	Mon, Aug 14, 2017	57.81	58.63	56.34	58.38
1168	NASDAQ	PRTA	Fri, Aug 11, 2017	55.76	58.06	55.49	57.16
1167	NASDAQ	PRTA	Thu, Aug 10, 2017	58.59	58.59	54.87	55.64
1166	NASDAQ	PRTA	Wed, Aug 9, 2017	64.26	64.26	57.79	58.96
1165	NASDAQ	PRTA	Tue, Aug 8, 2017	61.81	64.39	61.21	61.69
1164	NASDAQ	PRTA	Mon, Aug 7, 2017	59.88	61.65	58.91	61.54
1163	NASDAQ	PRTA	Fri, Aug 4, 2017	59.08	60.39	58.51	59.87
1162	NASDAQ	PRTA	Thu, Aug 3, 2017	60.24	60.34	58.84	58.89
1161	NASDAQ	PRTA	Wed, Aug 2, 2017	60.40	60.65	58.67	60.11
1160	NASDAQ	PRTA	Tue, Aug 1, 2017	62.36	64.43	59.94	60.45
1159	NASDAQ	PRTA	Mon, Jul 31, 2017	63.50	65.17	61.64	61.76
1158	NASDAQ	PRTA	Fri, Jul 28, 2017	62.32	63.79	61.23	63.46
1157	NASDAQ	PRTA	Thu, Jul 27, 2017	66.13	66.30	62.00	62.57
1156	NASDAQ	PRTA	Wed, Jul 26, 2017	65.71	66.10	65.04	65.64
1155	NASDAQ	PRTA	Tue, Jul 25, 2017	67.75	68.18	64.48	65.63
1154	NASDAQ	PRTA	Mon, Jul 24, 2017	67.24	68.16	65.91	67.24
1153	NASDAQ	PRTA	Fri, Jul 21, 2017	68.09	69.53	67.02	67.24
1152	NASDAQ	PRTA	Thu, Jul 20, 2017	67.09	68.14	66.40	67.54
1151	NASDAQ	PRTA	Wed, Jul 19, 2017	65.05	66.85	65.00	66.76
1150	NASDAQ	PRTA	Tue, Jul 18, 2017	64.47	65.77	64.44	64.46
1149	NASDAQ	PRTA	Mon, Jul 17, 2017	63.86	66.40	63.65	64.65
1148	NASDAQ	PRTA	Fri, Jul 14, 2017	62.56	65.32	61.62	63.66
1147	NASDAQ	PRTA	Thu, Jul 13, 2017	61.23	62.91	60.08	62.29
1146	NASDAQ	PRTA	Wed, Jul 12, 2017	60.08	61.82	58.61	60.85
1145	NASDAQ	PRTA	Tue, Jul 11, 2017	59.10	61.00	58.53	59.51
1144	NASDAQ	PRTA	Mon, Jul 10, 2017	58.80	58.90	57.67	58.23
1143	NASDAQ	PRTA	Fri, Jul 7, 2017	58.02	58.93	57.45	58.89
1142	NASDAQ	PRTA	Thu, Jul 6, 2017	57.00	59.18	56.40	57.51
1141	NASDAQ	PRTA	Wed, Jul 5, 2017	55.41	57.59	54.50	57.58
1140	NASDAQ	PRTA	Mon, Jul 3, 2017	54.03	55.83	53.56	55.55
1139	NASDAQ	PRTA	Fri, Jun 30, 2017	54.40	54.56	53.29	54.12
1138	NASDAQ	PRTA	Thu, Jun 29, 2017	54.66	55.11	49.71	54.45
1137	NASDAQ	PRTA	Wed, Jun 28, 2017	53.84	55.15	51.50	55.15
1136	NASDAQ	PRTA	Tue, Jun 27, 2017	57.14	57.21	52.89	53.03
1135	NASDAQ	PRTA	Mon, Jun 26, 2017	59.10	59.10	56.42	57.50
1134	NASDAQ	PRTA	Fri, Jun 23, 2017	56.50	59.00	55.64	58.73
1133	NASDAQ	PRTA	Thu, Jun 22, 2017	56.97	58.36	55.05	56.99
1132	NASDAQ	PRTA	Wed, Jun 21, 2017	53.69	56.64	53.17	56.61
1131	NASDAQ	PRTA	Tue, Jun 20, 2017	54.21	55.69	52.91	53.24
1130	NASDAQ	PRTA	Mon, Jun 19, 2017	52.71	54.81	52.08	54.19
1129	NASDAQ	PRTA	Fri, Jun 16, 2017	53.30	54.19	52.21	52.52
1128	NASDAQ	PRTA	Thu, Jun 15, 2017	54.03	54.99	53.50	54.24
1127	NASDAQ	PRTA	Wed, Jun 14, 2017	53.30	54.76	52.90	54.55
1126	NASDAQ	PRTA	Tue, Jun 13, 2017	52.37	53.51	51.77	53.27
1125	NASDAQ	PRTA	Mon, Jun 12, 2017	51.24	52.47	49.63	52.19
1124	NASDAQ	PRTA	Fri, Jun 9, 2017	50.73	52.55	50.49	51.32
1123	NASDAQ	PRTA	Thu, Jun 8, 2017	51.37	51.49	49.76	50.56
1122	NASDAQ	PRTA	Wed, Jun 7, 2017	51.13	51.92	50.26	51.31
1121	NASDAQ	PRTA	Tue, Jun 6, 2017	51.41	52.95	50.97	50.99
1120	NASDAQ	PRTA	Mon, Jun 5, 2017	52.79	53.12	50.35	51.68
1119	NASDAQ	PRTA	Fri, Jun 2, 2017	51.04	52.68	50.78	52.43
1118	NASDAQ	PRTA	Thu, Jun 1, 2017	51.19	51.90	49.71	50.72
1117	NASDAQ	PRTA	Wed, May 31, 2017	50.56	51.42	48.50	51.01
1116	NASDAQ	PRTA	Tue, May 30, 2017	51.82	52.63	49.40	50.30
1115	NASDAQ	PRTA	Fri, May 26, 2017	54.67	55.34	51.61	51.88
1114	NASDAQ	PRTA	Thu, May 25, 2017	56.75	56.75	54.79	54.85
1113	NASDAQ	PRTA	Wed, May 24, 2017	55.80	57.09	54.94	56.23
1112	NASDAQ	PRTA	Tue, May 23, 2017	56.54	57.69	55.25	55.69
1111	NASDAQ	PRTA	Mon, May 22, 2017	57.73	57.78	54.91	56.10
1110	NASDAQ	PRTA	Fri, May 19, 2017	56.95	58.45	56.48	57.45
1109	NASDAQ	PRTA	Thu, May 18, 2017	53.30	56.72	52.87	56.23
1108	NASDAQ	PRTA	Wed, May 17, 2017	55.34	56.23	53.57	54.20
1107	NASDAQ	PRTA	Tue, May 16, 2017	55.43	56.41	54.47	56.37
1106	NASDAQ	PRTA	Mon, May 15, 2017	54.92	56.72	53.43	55.24
1105	NASDAQ	PRTA	Fri, May 12, 2017	51.59	55.88	50.90	54.96
1104	NASDAQ	PRTA	Thu, May 11, 2017	54.33	54.40	51.23	51.80
1103	NASDAQ	PRTA	Wed, May 10, 2017	51.43	55.60	51.43	54.47
1102	NASDAQ	PRTA	Tue, May 9, 2017	48.82	50.94	48.27	50.77
1101	NASDAQ	PRTA	Mon, May 8, 2017	51.13	51.38	48.87	49.00
1100	NASDAQ	PRTA	Fri, May 5, 2017	52.45	52.45	50.85	51.25
1099	NASDAQ	PRTA	Thu, May 4, 2017	53.50	53.50	52.03	52.26
1098	NASDAQ	PRTA	Wed, May 3, 2017	53.59	53.86	52.70	53.28
1097	NASDAQ	PRTA	Tue, May 2, 2017	55.43	55.67	53.41	53.84
1096	NASDAQ	PRTA	Mon, May 1, 2017	54.23	56.95	54.14	55.15
1095	NASDAQ	PRTA	Fri, Apr 28, 2017	54.00	54.61	52.82	54.13
1094	NASDAQ	PRTA	Thu, Apr 27, 2017	53.99	54.67	53.63	54.01
1093	NASDAQ	PRTA	Wed, Apr 26, 2017	54.80	54.87	53.90	53.95
1092	NASDAQ	PRTA	Tue, Apr 25, 2017	54.57	55.31	54.00	54.89
1091	NASDAQ	PRTA	Mon, Apr 24, 2017	53.83	54.58	53.22	54.08
1090	NASDAQ	PRTA	Fri, Apr 21, 2017	53.87	54.60	52.73	52.95
1089	NASDAQ	PRTA	Thu, Apr 20, 2017	52.71	53.96	51.85	53.91
1088	NASDAQ	PRTA	Wed, Apr 19, 2017	51.56	53.48	51.09	52.45
1087	NASDAQ	PRTA	Tue, Apr 18, 2017	52.22	52.69	50.85	51.31
1086	NASDAQ	PRTA	Mon, Apr 17, 2017	52.52	53.07	51.57	52.51
1085	NASDAQ	PRTA	Thu, Apr 13, 2017	49.69	53.50	49.69	52.54
1084	NASDAQ	PRTA	Wed, Apr 12, 2017	50.30	51.97	49.87	50.61
1083	NASDAQ	PRTA	Tue, Apr 11, 2017	49.08	49.92	48.23	49.89
1082	NASDAQ	PRTA	Mon, Apr 10, 2017	49.40	50.85	48.88	49.34
1081	NASDAQ	PRTA	Fri, Apr 7, 2017	49.61	50.62	49.01	49.42
1080	NASDAQ	PRTA	Thu, Apr 6, 2017	50.68	50.84	49.27	49.85
1079	NASDAQ	PRTA	Wed, Apr 5, 2017	53.97	54.49	50.37	50.70
1078	NASDAQ	PRTA	Tue, Apr 4, 2017	54.49	56.43	53.41	53.70
1077	NASDAQ	PRTA	Mon, Apr 3, 2017	56.00	57.00	54.39	54.63
1076	NASDAQ	PRTA	Fri, Mar 31, 2017	55.38	56.39	55.07	55.79
1075	NASDAQ	PRTA	Thu, Mar 30, 2017	55.97	56.64	54.48	55.43
1074	NASDAQ	PRTA	Wed, Mar 29, 2017	55.23	56.70	54.61	55.99
1073	NASDAQ	PRTA	Tue, Mar 28, 2017	54.65	55.11	53.86	55.01
1072	NASDAQ	PRTA	Mon, Mar 27, 2017	51.35	54.71	51.35	54.61
1071	NASDAQ	PRTA	Fri, Mar 24, 2017	52.00	53.04	51.71	52.50
1070	NASDAQ	PRTA	Thu, Mar 23, 2017	51.69	52.76	51.01	51.76
1069	NASDAQ	PRTA	Wed, Mar 22, 2017	50.78	51.75	49.71	51.73
1068	NASDAQ	PRTA	Tue, Mar 21, 2017	54.69	55.84	50.72	50.79
1067	NASDAQ	PRTA	Mon, Mar 20, 2017	53.88	54.70	53.19	54.34
1066	NASDAQ	PRTA	Fri, Mar 17, 2017	53.30	55.66	53.21	53.89
1065	NASDAQ	PRTA	Thu, Mar 16, 2017	55.04	55.79	54.00	54.19
1064	NASDAQ	PRTA	Wed, Mar 15, 2017	53.82	55.97	53.81	55.24
1063	NASDAQ	PRTA	Tue, Mar 14, 2017	54.90	55.07	52.53	53.60
1062	NASDAQ	PRTA	Mon, Mar 13, 2017	54.80	56.34	54.26	55.40
1061	NASDAQ	PRTA	Fri, Mar 10, 2017	51.48	55.00	51.41	54.95
1060	NASDAQ	PRTA	Thu, Mar 9, 2017	50.95	52.01	50.37	50.63
1059	NASDAQ	PRTA	Wed, Mar 8, 2017	52.11	53.17	50.48	50.89
1058	NASDAQ	PRTA	Tue, Mar 7, 2017	53.86	54.99	51.74	51.85
1057	NASDAQ	PRTA	Mon, Mar 6, 2017	55.64	55.96	53.56	54.86
1056	NASDAQ	PRTA	Fri, Mar 3, 2017	57.58	57.99	55.27	55.81
1055	NASDAQ	PRTA	Thu, Mar 2, 2017	60.00	63.14	59.38	60.07
1054	NASDAQ	PRTA	Wed, Mar 1, 2017	59.53	61.66	58.66	60.33
1053	NASDAQ	PRTA	Tue, Feb 28, 2017	58.20	60.00	56.68	58.65
1052	NASDAQ	PRTA	Mon, Feb 27, 2017	53.25	58.17	53.00	58.01
1051	NASDAQ	PRTA	Fri, Feb 24, 2017	53.79	54.96	52.23	53.45
1050	NASDAQ	PRTA	Thu, Feb 23, 2017	55.16	55.47	53.03	54.36
1049	NASDAQ	PRTA	Wed, Feb 22, 2017	54.95	55.85	54.22	55.00
1048	NASDAQ	PRTA	Tue, Feb 21, 2017	55.59	55.66	54.17	55.00
1047	NASDAQ	PRTA	Fri, Feb 17, 2017	53.93	57.40	52.75	55.22
1046	NASDAQ	PRTA	Thu, Feb 16, 2017	53.16	54.49	52.26	54.05
1045	NASDAQ	PRTA	Wed, Feb 15, 2017	48.97	53.38	46.60	52.87
1044	NASDAQ	PRTA	Tue, Feb 14, 2017	51.90	52.48	51.12	52.04
1043	NASDAQ	PRTA	Mon, Feb 13, 2017	52.06	52.44	51.39	52.15
1042	NASDAQ	PRTA	Fri, Feb 10, 2017	51.30	52.98	50.60	52.01
1041	NASDAQ	PRTA	Thu, Feb 9, 2017	49.48	51.69	49.45	51.19
1040	NASDAQ	PRTA	Wed, Feb 8, 2017	49.61	49.86	48.30	49.50
1039	NASDAQ	PRTA	Tue, Feb 7, 2017	51.07	51.41	49.56	50.05
1038	NASDAQ	PRTA	Mon, Feb 6, 2017	50.86	51.41	50.14	50.97
1037	NASDAQ	PRTA	Fri, Feb 3, 2017	50.25	51.63	49.55	50.91
1036	NASDAQ	PRTA	Thu, Feb 2, 2017	49.45	50.46	48.47	49.88
1035	NASDAQ	PRTA	Wed, Feb 1, 2017	49.30	50.72	46.86	49.58
1034	NASDAQ	PRTA	Tue, Jan 31, 2017	45.80	49.34	45.13	48.96
1033	NASDAQ	PRTA	Mon, Jan 30, 2017	48.09	48.36	45.31	46.37
1032	NASDAQ	PRTA	Fri, Jan 27, 2017	47.39	49.42	47.05	48.55
1031	NASDAQ	PRTA	Thu, Jan 26, 2017	49.60	49.82	47.38	47.39
1030	NASDAQ	PRTA	Wed, Jan 25, 2017	50.04	50.99	49.01	49.44
1029	NASDAQ	PRTA	Tue, Jan 24, 2017	49.83	50.76	48.35	49.34
1028	NASDAQ	PRTA	Mon, Jan 23, 2017	49.78	50.30	48.31	49.74
1027	NASDAQ	PRTA	Fri, Jan 20, 2017	48.98	50.00	48.18	49.78
1026	NASDAQ	PRTA	Thu, Jan 19, 2017	48.00	49.53	46.85	48.88
1025	NASDAQ	PRTA	Wed, Jan 18, 2017	47.67	47.96	46.00	47.81
1024	NASDAQ	PRTA	Tue, Jan 17, 2017	49.76	49.76	46.75	47.39
1023	NASDAQ	PRTA	Fri, Jan 13, 2017	50.62	51.84	49.76	50.51
1022	NASDAQ	PRTA	Thu, Jan 12, 2017	49.18	51.64	48.86	50.52
1021	NASDAQ	PRTA	Wed, Jan 11, 2017	52.96	53.52	48.84	49.81
1020	NASDAQ	PRTA	Tue, Jan 10, 2017	54.82	55.24	51.23	53.00
1019	NASDAQ	PRTA	Mon, Jan 9, 2017	56.15	56.99	53.40	54.32
1018	NASDAQ	PRTA	Fri, Jan 6, 2017	53.21	56.94	53.13	55.38
1017	NASDAQ	PRTA	Thu, Jan 5, 2017	52.91	53.66	52.01	53.28
1016	NASDAQ	PRTA	Wed, Jan 4, 2017	50.11	52.64	50.00	52.53
1015	NASDAQ	PRTA	Tue, Jan 3, 2017	50.07	52.22	49.22	49.79
1014	NASDAQ	PRTA	Fri, Dec 30, 2016	49.74	50.28	48.50	49.19
1013	NASDAQ	PRTA	Thu, Dec 29, 2016	49.18	49.86	48.76	49.59
1012	NASDAQ	PRTA	Wed, Dec 28, 2016	50.70	51.53	48.63	49.01
1011	NASDAQ	PRTA	Tue, Dec 27, 2016	50.76	52.07	50.30	50.52
1010	NASDAQ	PRTA	Fri, Dec 23, 2016	48.00	50.79	48.00	50.42
1009	NASDAQ	PRTA	Thu, Dec 22, 2016	50.54	50.58	47.75	48.16
1008	NASDAQ	PRTA	Wed, Dec 21, 2016	52.41	52.45	50.05	50.27
1007	NASDAQ	PRTA	Tue, Dec 20, 2016	51.70	52.57	50.78	51.84
1006	NASDAQ	PRTA	Mon, Dec 19, 2016	52.99	53.98	51.00	51.17
1005	NASDAQ	PRTA	Fri, Dec 16, 2016	52.62	55.56	52.43	52.62
1004	NASDAQ	PRTA	Thu, Dec 15, 2016	52.94	53.43	51.67	52.46
1003	NASDAQ	PRTA	Wed, Dec 14, 2016	52.75	54.16	51.53	52.78
1002	NASDAQ	PRTA	Tue, Dec 13, 2016	54.30	54.82	52.51	52.77
1001	NASDAQ	PRTA	Mon, Dec 12, 2016	53.74	55.30	52.51	53.91
1000	NASDAQ	PRTA	Fri, Dec 9, 2016	55.89	57.30	54.26	54.69
999	NASDAQ	PRTA	Thu, Dec 8, 2016	52.98	54.93	52.04	54.84
998	NASDAQ	PRTA	Wed, Dec 7, 2016	54.04	54.63	51.05	53.19
997	NASDAQ	PRTA	Tue, Dec 6, 2016	54.63	56.60	50.97	56.02
996	NASDAQ	PRTA	Mon, Dec 5, 2016	55.01	55.90	53.48	54.75
995	NASDAQ	PRTA	Fri, Dec 2, 2016	54.64	56.49	53.55	53.88
994	NASDAQ	PRTA	Thu, Dec 1, 2016	59.54	59.93	54.48	54.64
993	NASDAQ	PRTA	Wed, Nov 30, 2016	60.61	61.34	58.21	59.02
992	NASDAQ	PRTA	Tue, Nov 29, 2016	60.04	61.25	59.46	60.19
991	NASDAQ	PRTA	Mon, Nov 28, 2016	63.68	63.68	59.35	60.49
990	NASDAQ	PRTA	Fri, Nov 25, 2016	63.53	64.48	61.63	64.26
989	NASDAQ	PRTA	Wed, Nov 23, 2016	56.74	63.30	55.76	63.23
988	NASDAQ	PRTA	Tue, Nov 22, 2016	65.86	66.16	59.06	59.91
987	NASDAQ	PRTA	Mon, Nov 21, 2016	64.44	65.55	63.61	65.48
986	NASDAQ	PRTA	Fri, Nov 18, 2016	64.99	65.15	63.04	64.56
985	NASDAQ	PRTA	Thu, Nov 17, 2016	64.00	65.67	62.72	64.82
984	NASDAQ	PRTA	Wed, Nov 16, 2016	65.65	68.18	64.15	64.36
983	NASDAQ	PRTA	Tue, Nov 15, 2016	66.80	67.62	64.74	66.35
982	NASDAQ	PRTA	Mon, Nov 14, 2016	64.39	67.69	62.06	67.64
981	NASDAQ	PRTA	Fri, Nov 11, 2016	59.30	63.90	58.20	63.60
980	NASDAQ	PRTA	Thu, Nov 10, 2016	56.45	60.29	56.20	59.79
979	NASDAQ	PRTA	Wed, Nov 9, 2016	50.00	56.63	49.94	56.10
978	NASDAQ	PRTA	Tue, Nov 8, 2016	46.15	48.32	45.50	47.55
977	NASDAQ	PRTA	Mon, Nov 7, 2016	45.47	47.25	43.74	46.85
976	NASDAQ	PRTA	Fri, Nov 4, 2016	40.59	44.39	40.59	43.86
975	NASDAQ	PRTA	Thu, Nov 3, 2016	45.51	46.04	40.58	40.72
974	NASDAQ	PRTA	Wed, Nov 2, 2016	47.14	50.54	45.05	45.13
973	NASDAQ	PRTA	Tue, Nov 1, 2016	48.28	48.75	46.63	47.93
972	NASDAQ	PRTA	Mon, Oct 31, 2016	51.71	51.71	47.03	47.82
971	NASDAQ	PRTA	Fri, Oct 28, 2016	50.98	53.63	50.00	51.55
970	NASDAQ	PRTA	Thu, Oct 27, 2016	52.31	53.04	50.92	51.29
969	NASDAQ	PRTA	Wed, Oct 26, 2016	52.46	53.40	50.46	51.43
968	NASDAQ	PRTA	Tue, Oct 25, 2016	53.19	53.91	52.03	52.43
967	NASDAQ	PRTA	Mon, Oct 24, 2016	54.75	54.75	52.94	53.27
966	NASDAQ	PRTA	Fri, Oct 21, 2016	55.00	55.69	54.09	54.47
965	NASDAQ	PRTA	Thu, Oct 20, 2016	53.06	55.38	51.83	55.20
964	NASDAQ	PRTA	Wed, Oct 19, 2016	53.84	54.11	51.41	53.20
963	NASDAQ	PRTA	Tue, Oct 18, 2016	53.00	53.86	52.09	53.69
962	NASDAQ	PRTA	Mon, Oct 17, 2016	53.62	53.68	50.92	51.80
961	NASDAQ	PRTA	Fri, Oct 14, 2016	55.64	55.87	52.30	53.55
960	NASDAQ	PRTA	Thu, Oct 13, 2016	53.26	56.20	53.26	54.85
959	NASDAQ	PRTA	Wed, Oct 12, 2016	58.75	59.34	54.34	54.36
958	NASDAQ	PRTA	Tue, Oct 11, 2016	61.58	62.45	58.28	58.65
957	NASDAQ	PRTA	Mon, Oct 10, 2016	61.93	63.39	60.99	62.64
956	NASDAQ	PRTA	Fri, Oct 7, 2016	61.51	61.70	60.02	61.02
955	NASDAQ	PRTA	Thu, Oct 6, 2016	60.88	63.31	59.58	61.29
954	NASDAQ	PRTA	Wed, Oct 5, 2016	62.23	64.85	61.78	62.92
953	NASDAQ	PRTA	Tue, Oct 4, 2016	59.59	62.20	58.93	61.81
952	NASDAQ	PRTA	Mon, Oct 3, 2016	60.11	61.13	58.03	59.76
951	NASDAQ	PRTA	Fri, Sep 30, 2016	58.40	60.48	57.24	59.97
950	NASDAQ	PRTA	Thu, Sep 29, 2016	61.12	61.81	57.96	58.14
949	NASDAQ	PRTA	Wed, Sep 28, 2016	63.00	63.81	59.87	61.37
948	NASDAQ	PRTA	Tue, Sep 27, 2016	61.60	63.11	60.83	63.01
947	NASDAQ	PRTA	Mon, Sep 26, 2016	62.07	62.61	61.43	62.00
946	NASDAQ	PRTA	Fri, Sep 23, 2016	62.82	64.50	62.08	62.54
945	NASDAQ	PRTA	Thu, Sep 22, 2016	62.70	63.86	60.36	63.60
944	NASDAQ	PRTA	Wed, Sep 21, 2016	61.64	62.45	59.71	62.07
943	NASDAQ	PRTA	Tue, Sep 20, 2016	62.19	62.91	60.95	61.42
942	NASDAQ	PRTA	Mon, Sep 19, 2016	58.60	62.46	58.42	61.10
941	NASDAQ	PRTA	Fri, Sep 16, 2016	55.39	58.78	54.55	58.43
940	NASDAQ	PRTA	Thu, Sep 15, 2016	54.01	55.85	53.01	55.80
939	NASDAQ	PRTA	Wed, Sep 14, 2016	53.71	54.72	52.86	53.86
938	NASDAQ	PRTA	Tue, Sep 13, 2016	54.25	54.60	52.09	53.20
937	NASDAQ	PRTA	Mon, Sep 12, 2016	51.14	55.04	51.03	54.97
936	NASDAQ	PRTA	Fri, Sep 9, 2016	54.35	55.08	51.86	51.96
935	NASDAQ	PRTA	Thu, Sep 8, 2016	54.98	56.66	53.49	55.35
934	NASDAQ	PRTA	Wed, Sep 7, 2016	54.79	57.00	54.02	55.33
933	NASDAQ	PRTA	Tue, Sep 6, 2016	52.72	54.99	52.20	54.51
932	NASDAQ	PRTA	Fri, Sep 2, 2016	52.43	54.00	51.54	52.19
931	NASDAQ	PRTA	Thu, Sep 1, 2016	50.04	52.93	49.77	52.21
930	NASDAQ	PRTA	Wed, Aug 31, 2016	50.47	51.25	49.28	49.98
929	NASDAQ	PRTA	Tue, Aug 30, 2016	49.95	51.08	49.54	50.52
928	NASDAQ	PRTA	Mon, Aug 29, 2016	50.46	52.16	49.64	50.07
927	NASDAQ	PRTA	Fri, Aug 26, 2016	49.53	50.92	49.18	50.03
926	NASDAQ	PRTA	Thu, Aug 25, 2016	50.24	51.20	47.89	49.38
925	NASDAQ	PRTA	Wed, Aug 24, 2016	54.25	56.55	48.50	50.02
924	NASDAQ	PRTA	Tue, Aug 23, 2016	55.00	55.43	53.02	54.19
923	NASDAQ	PRTA	Mon, Aug 22, 2016	55.47	55.98	53.72	54.34
922	NASDAQ	PRTA	Fri, Aug 19, 2016	55.13	55.62	54.30	54.94
921	NASDAQ	PRTA	Thu, Aug 18, 2016	55.43	55.61	54.45	55.33
920	NASDAQ	PRTA	Wed, Aug 17, 2016	55.91	56.49	54.91	55.51
919	NASDAQ	PRTA	Tue, Aug 16, 2016	57.64	58.67	55.79	55.89
918	NASDAQ	PRTA	Mon, Aug 15, 2016	58.04	59.68	57.62	58.20
917	NASDAQ	PRTA	Fri, Aug 12, 2016	56.87	57.89	56.05	57.79
916	NASDAQ	PRTA	Thu, Aug 11, 2016	55.58	56.89	53.40	56.72
915	NASDAQ	PRTA	Wed, Aug 10, 2016	57.07	57.07	54.17	55.00
914	NASDAQ	PRTA	Tue, Aug 9, 2016	56.94	57.49	56.23	57.10
913	NASDAQ	PRTA	Mon, Aug 8, 2016	57.98	58.64	56.01	56.68
912	NASDAQ	PRTA	Fri, Aug 5, 2016	58.18	59.99	57.58	57.98
911	NASDAQ	PRTA	Thu, Aug 4, 2016	58.27	59.75	57.78	58.42
910	NASDAQ	PRTA	Wed, Aug 3, 2016	54.99	58.37	53.02	58.27
909	NASDAQ	PRTA	Tue, Aug 2, 2016	56.38	56.54	54.00	55.61
908	NASDAQ	PRTA	Mon, Aug 1, 2016	54.76	57.29	54.76	56.66
907	NASDAQ	PRTA	Fri, Jul 29, 2016	54.55	55.39	53.85	55.05
906	NASDAQ	PRTA	Thu, Jul 28, 2016	55.46	56.21	53.60	55.41
905	NASDAQ	PRTA	Wed, Jul 27, 2016	52.10	55.94	51.36	55.46
904	NASDAQ	PRTA	Tue, Jul 26, 2016	51.85	53.46	51.01	51.61
903	NASDAQ	PRTA	Mon, Jul 25, 2016	53.36	53.65	51.24	52.22
902	NASDAQ	PRTA	Fri, Jul 22, 2016	53.74	55.50	53.02	53.17
901	NASDAQ	PRTA	Thu, Jul 21, 2016	52.70	54.71	52.03	53.35
900	NASDAQ	PRTA	Wed, Jul 20, 2016	49.11	53.06	48.61	52.95
899	NASDAQ	PRTA	Tue, Jul 19, 2016	49.88	50.17	48.40	48.74
898	NASDAQ	PRTA	Mon, Jul 18, 2016	48.83	49.96	48.15	49.92
897	NASDAQ	PRTA	Fri, Jul 15, 2016	45.89	50.25	45.74	48.76
896	NASDAQ	PRTA	Thu, Jul 14, 2016	44.66	45.74	43.31	45.64
895	NASDAQ	PRTA	Wed, Jul 13, 2016	48.38	48.54	43.38	43.46
894	NASDAQ	PRTA	Tue, Jul 12, 2016	44.87	48.15	44.79	47.65
893	NASDAQ	PRTA	Mon, Jul 11, 2016	44.36	45.03	43.44	44.37
892	NASDAQ	PRTA	Fri, Jul 8, 2016	41.73	44.28	41.73	44.01
891	NASDAQ	PRTA	Thu, Jul 7, 2016	40.89	41.86	40.68	41.73
890	NASDAQ	PRTA	Wed, Jul 6, 2016	38.82	40.87	38.57	40.55
889	NASDAQ	PRTA	Tue, Jul 5, 2016	38.20	39.92	37.30	39.54
888	NASDAQ	PRTA	Fri, Jul 1, 2016	35.25	38.52	35.04	38.45
887	NASDAQ	PRTA	Thu, Jun 30, 2016	37.00	37.00	34.47	34.96
886	NASDAQ	PRTA	Wed, Jun 29, 2016	36.71	37.11	35.22	36.75
885	NASDAQ	PRTA	Tue, Jun 28, 2016	34.85	37.19	34.30	36.19
884	NASDAQ	PRTA	Mon, Jun 27, 2016	34.88	35.49	33.53	33.81
883	NASDAQ	PRTA	Fri, Jun 24, 2016	37.30	39.40	35.47	35.48
882	NASDAQ	PRTA	Thu, Jun 23, 2016	38.90	40.72	37.98	40.55
881	NASDAQ	PRTA	Wed, Jun 22, 2016	39.32	39.36	36.52	38.17
880	NASDAQ	PRTA	Tue, Jun 21, 2016	41.35	41.35	37.52	39.20
879	NASDAQ	PRTA	Mon, Jun 20, 2016	40.27	41.53	39.27	40.99
878	NASDAQ	PRTA	Fri, Jun 17, 2016	43.88	44.14	39.72	39.86
877	NASDAQ	PRTA	Thu, Jun 16, 2016	45.04	45.26	42.60	43.73
876	NASDAQ	PRTA	Wed, Jun 15, 2016	45.35	46.13	43.95	45.44
875	NASDAQ	PRTA	Tue, Jun 14, 2016	45.56	47.14	43.54	44.85
874	NASDAQ	PRTA	Mon, Jun 13, 2016	46.34	47.66	44.39	45.76
873	NASDAQ	PRTA	Fri, Jun 10, 2016	47.00	49.38	46.15	46.52
872	NASDAQ	PRTA	Thu, Jun 9, 2016	48.53	49.41	47.37	47.41
871	NASDAQ	PRTA	Wed, Jun 8, 2016	48.79	49.43	47.58	49.01
870	NASDAQ	PRTA	Tue, Jun 7, 2016	50.12	50.12	48.39	48.80
869	NASDAQ	PRTA	Mon, Jun 6, 2016	48.64	50.50	47.21	50.42
868	NASDAQ	PRTA	Fri, Jun 3, 2016	49.87	50.31	47.51	48.41
867	NASDAQ	PRTA	Thu, Jun 2, 2016	47.64	51.45	47.41	50.32
866	NASDAQ	PRTA	Wed, Jun 1, 2016	48.66	49.35	47.73	47.89
865	NASDAQ	PRTA	Tue, May 31, 2016	47.09	48.71	46.60	48.54
864	NASDAQ	PRTA	Fri, May 27, 2016	46.40	47.47	45.75	46.56
863	NASDAQ	PRTA	Thu, May 26, 2016	48.03	48.03	43.93	46.06
862	NASDAQ	PRTA	Wed, May 25, 2016	46.52	48.09	45.03	47.55
861	NASDAQ	PRTA	Tue, May 24, 2016	44.72	46.34	43.73	46.00
860	NASDAQ	PRTA	Mon, May 23, 2016	43.08	45.00	42.16	44.19
859	NASDAQ	PRTA	Fri, May 20, 2016	40.96	42.86	40.30	42.50
858	NASDAQ	PRTA	Thu, May 19, 2016	41.45	43.18	39.98	40.73
857	NASDAQ	PRTA	Wed, May 18, 2016	40.88	42.92	40.44	41.77
856	NASDAQ	PRTA	Tue, May 17, 2016	42.48	43.31	40.84	41.10
855	NASDAQ	PRTA	Mon, May 16, 2016	41.14	44.93	41.14	42.99
854	NASDAQ	PRTA	Fri, May 13, 2016	38.70	42.22	38.51	40.68
853	NASDAQ	PRTA	Thu, May 12, 2016	39.90	40.23	37.51	38.43
852	NASDAQ	PRTA	Wed, May 11, 2016	40.45	41.44	39.22	39.54
851	NASDAQ	PRTA	Tue, May 10, 2016	39.36	41.49	38.72	40.74
850	NASDAQ	PRTA	Mon, May 9, 2016	38.63	40.05	38.22	39.04
849	NASDAQ	PRTA	Fri, May 6, 2016	38.34	39.36	36.14	38.32
848	NASDAQ	PRTA	Thu, May 5, 2016	38.89	39.30	36.60	38.76
847	NASDAQ	PRTA	Wed, May 4, 2016	40.71	41.42	38.34	38.59
846	NASDAQ	PRTA	Tue, May 3, 2016	43.55	43.71	41.15	41.56
845	NASDAQ	PRTA	Mon, May 2, 2016	43.37	44.34	42.50	43.87
844	NASDAQ	PRTA	Fri, Apr 29, 2016	42.86	43.89	42.14	43.19
843	NASDAQ	PRTA	Thu, Apr 28, 2016	44.02	45.31	42.49	43.04
842	NASDAQ	PRTA	Wed, Apr 27, 2016	44.35	45.49	43.18	44.10
841	NASDAQ	PRTA	Tue, Apr 26, 2016	46.92	47.51	44.33	44.60
840	NASDAQ	PRTA	Mon, Apr 25, 2016	47.84	48.45	46.48	47.09
839	NASDAQ	PRTA	Fri, Apr 22, 2016	47.70	48.73	46.59	48.10
838	NASDAQ	PRTA	Thu, Apr 21, 2016	44.75	47.63	44.12	47.47
837	NASDAQ	PRTA	Wed, Apr 20, 2016	45.85	46.36	43.66	45.07
836	NASDAQ	PRTA	Tue, Apr 19, 2016	47.79	47.79	44.63	45.62
835	NASDAQ	PRTA	Mon, Apr 18, 2016	46.96	47.74	45.59	47.64
834	NASDAQ	PRTA	Fri, Apr 15, 2016	47.10	48.32	46.12	47.33
833	NASDAQ	PRTA	Thu, Apr 14, 2016	46.65	47.79	45.59	47.16
832	NASDAQ	PRTA	Wed, Apr 13, 2016	45.59	46.82	44.42	46.67
831	NASDAQ	PRTA	Tue, Apr 12, 2016	44.23	46.10	43.64	45.37
830	NASDAQ	PRTA	Mon, Apr 11, 2016	45.04	45.66	43.61	44.09
829	NASDAQ	PRTA	Fri, Apr 8, 2016	47.31	47.73	44.01	44.71
828	NASDAQ	PRTA	Thu, Apr 7, 2016	46.62	48.48	45.95	46.59
827	NASDAQ	PRTA	Wed, Apr 6, 2016	43.97	47.07	43.75	46.88
826	NASDAQ	PRTA	Tue, Apr 5, 2016	44.17	44.17	44.17	43.48
825	NASDAQ	PRTA	Mon, Apr 4, 2016	43.21	45.61	43.21	44.17
824	NASDAQ	PRTA	Fri, Apr 1, 2016	40.83	43.82	40.42	43.08
823	NASDAQ	PRTA	Thu, Mar 31, 2016	40.67	42.45	40.36	40.27
822	NASDAQ	PRTA	Wed, Mar 30, 2016	42.89	44.43	39.74	40.27
821	NASDAQ	PRTA	Tue, Mar 29, 2016	39.96	42.34	39.00	40.46
820	NASDAQ	PRTA	Mon, Mar 28, 2016	40.77	41.53	39.34	40.38
819	NASDAQ	PRTA	Thu, Mar 24, 2016	39.64	39.64	39.64	40.31
818	NASDAQ	PRTA	Wed, Mar 23, 2016	41.23	42.38	39.43	39.64
817	NASDAQ	PRTA	Tue, Mar 22, 2016	40.34	42.48	40.34	41.16
816	NASDAQ	PRTA	Mon, Mar 21, 2016	37.25	42.30	35.89	40.62
815	NASDAQ	PRTA	Fri, Mar 18, 2016	34.35	37.69	33.01	37.32
814	NASDAQ	PRTA	Thu, Mar 17, 2016	35.28	35.78	32.69	34.13
813	NASDAQ	PRTA	Wed, Mar 16, 2016	35.30	36.22	34.12	35.20
812	NASDAQ	PRTA	Tue, Mar 15, 2016	37.83	37.83	37.83	35.58
811	NASDAQ	PRTA	Mon, Mar 14, 2016	34.95	37.98	34.11	37.83
810	NASDAQ	PRTA	Fri, Mar 11, 2016	34.18	35.15	33.53	35.01
809	NASDAQ	PRTA	Thu, Mar 10, 2016	36.16	37.94	33.03	36.04
808	NASDAQ	PRTA	Wed, Mar 9, 2016	34.69	34.69	34.69	36.04
807	NASDAQ	PRTA	Tue, Mar 8, 2016	37.59	37.68	34.50	37.90
806	NASDAQ	PRTA	Mon, Mar 7, 2016	35.94	39.18	34.57	37.90
805	NASDAQ	PRTA	Fri, Mar 4, 2016	36.00	36.00	36.00	36.06
804	NASDAQ	PRTA	Thu, Mar 3, 2016	35.90	35.90	35.90	36.00
803	NASDAQ	PRTA	Wed, Mar 2, 2016	34.20	36.63	34.14	34.44
802	NASDAQ	PRTA	Tue, Mar 1, 2016	31.84	31.84	31.84	34.44
801	NASDAQ	PRTA	Mon, Feb 29, 2016	34.62	35.16	31.67	34.76
800	NASDAQ	PRTA	Fri, Feb 26, 2016	33.64	33.64	33.64	34.76
799	NASDAQ	PRTA	Thu, Feb 25, 2016	34.43	36.50	33.16	33.64
798	NASDAQ	PRTA	Wed, Feb 24, 2016	32.04	34.70	31.50	34.61
797	NASDAQ	PRTA	Tue, Feb 23, 2016	34.65	35.16	32.68	32.81
796	NASDAQ	PRTA	Mon, Feb 22, 2016	35.18	35.80	34.35	34.91
795	NASDAQ	PRTA	Fri, Feb 19, 2016	29.86	35.25	28.29	34.72
794	NASDAQ	PRTA	Thu, Feb 18, 2016	34.22	34.83	30.82	31.89
793	NASDAQ	PRTA	Wed, Feb 17, 2016	32.29	34.95	31.53	34.25
792	NASDAQ	PRTA	Tue, Feb 16, 2016	32.10	33.14	30.50	31.96
791	NASDAQ	PRTA	Fri, Feb 12, 2016	31.02	31.95	29.49	31.51
790	NASDAQ	PRTA	Thu, Feb 11, 2016	31.21	31.71	29.34	30.12
789	NASDAQ	PRTA	Wed, Feb 10, 2016	31.23	34.36	29.86	31.97
788	NASDAQ	PRTA	Tue, Feb 9, 2016	30.15	32.60	28.20	30.94
787	NASDAQ	PRTA	Mon, Feb 8, 2016	33.89	34.92	31.54	31.71
786	NASDAQ	PRTA	Fri, Feb 5, 2016	36.71	38.20	33.70	34.27
785	NASDAQ	PRTA	Thu, Feb 4, 2016	36.58	39.07	35.64	36.77
784	NASDAQ	PRTA	Wed, Feb 3, 2016	37.52	38.16	35.01	36.75
783	NASDAQ	PRTA	Tue, Feb 2, 2016	38.64	38.70	35.28	37.14
782	NASDAQ	PRTA	Mon, Feb 1, 2016	38.76	39.96	37.25	39.45
781	NASDAQ	PRTA	Fri, Jan 29, 2016	36.82	39.35	36.45	38.95
780	NASDAQ	PRTA	Thu, Jan 28, 2016	38.17	38.79	35.48	37.07
779	NASDAQ	PRTA	Wed, Jan 27, 2016	38.38	40.00	37.09	37.66
778	NASDAQ	PRTA	Tue, Jan 26, 2016	41.33	41.50	37.50	38.51
777	NASDAQ	PRTA	Mon, Jan 25, 2016	40.91	43.08	40.25	40.97
776	NASDAQ	PRTA	Fri, Jan 22, 2016	41.19	42.15	39.74	41.57
775	NASDAQ	PRTA	Thu, Jan 21, 2016	43.96	43.96	40.00	40.10
774	NASDAQ	PRTA	Wed, Jan 20, 2016	42.42	44.63	39.37	43.09
773	NASDAQ	PRTA	Tue, Jan 19, 2016	46.53	46.89	41.62	43.35
772	NASDAQ	PRTA	Fri, Jan 15, 2016	45.01	46.35	43.39	45.82
771	NASDAQ	PRTA	Thu, Jan 14, 2016	46.12	47.55	42.26	46.51
770	NASDAQ	PRTA	Wed, Jan 13, 2016	51.78	52.33	45.97	46.12
769	NASDAQ	PRTA	Tue, Jan 12, 2016	49.28	53.98	48.58	51.56
768	NASDAQ	PRTA	Mon, Jan 11, 2016	54.35	54.97	47.62	48.43
767	NASDAQ	PRTA	Fri, Jan 8, 2016	56.26	56.98	52.88	53.87
766	NASDAQ	PRTA	Thu, Jan 7, 2016	53.00	57.31	52.39	56.26
765	NASDAQ	PRTA	Wed, Jan 6, 2016	56.86	56.86	52.72	54.61
764	NASDAQ	PRTA	Tue, Jan 5, 2016	62.46	64.43	58.34	58.99
763	NASDAQ	PRTA	Mon, Jan 4, 2016	66.92	67.32	61.60	62.22
762	NASDAQ	PRTA	Thu, Dec 31, 2015	69.29	69.52	68.00	68.11
761	NASDAQ	PRTA	Wed, Dec 30, 2015	70.90	71.74	69.50	69.78
760	NASDAQ	PRTA	Tue, Dec 29, 2015	69.54	71.91	68.00	71.24
759	NASDAQ	PRTA	Mon, Dec 28, 2015	69.50	70.13	67.69	68.83
758	NASDAQ	PRTA	Thu, Dec 24, 2015	70.44	70.77	69.00	69.99
757	NASDAQ	PRTA	Wed, Dec 23, 2015	70.72	72.05	69.90	70.51
756	NASDAQ	PRTA	Tue, Dec 22, 2015	71.26	72.31	67.68	70.17
755	NASDAQ	PRTA	Mon, Dec 21, 2015	71.41	71.96	69.74	71.10
754	NASDAQ	PRTA	Fri, Dec 18, 2015	67.37	72.98	66.67	71.03
753	NASDAQ	PRTA	Thu, Dec 17, 2015	72.71	73.47	67.11	67.43
752	NASDAQ	PRTA	Wed, Dec 16, 2015	69.86	71.98	68.10	71.83
751	NASDAQ	PRTA	Tue, Dec 15, 2015	68.23	69.32	67.09	68.46
750	NASDAQ	PRTA	Mon, Dec 14, 2015	66.69	68.82	66.17	67.36
749	NASDAQ	PRTA	Fri, Dec 11, 2015	67.04	69.45	66.20	66.62
748	NASDAQ	PRTA	Thu, Dec 10, 2015	66.25	69.38	65.55	68.50
747	NASDAQ	PRTA	Wed, Dec 9, 2015	67.54	67.58	64.77	65.40
746	NASDAQ	PRTA	Tue, Dec 8, 2015	62.45	69.38	62.34	68.25
745	NASDAQ	PRTA	Mon, Dec 7, 2015	65.72	66.71	62.93	63.55
744	NASDAQ	PRTA	Fri, Dec 4, 2015	65.88	67.88	64.54	65.68
743	NASDAQ	PRTA	Thu, Dec 3, 2015	69.03	69.73	63.55	65.34
742	NASDAQ	PRTA	Wed, Dec 2, 2015	70.36	72.55	68.91	69.16
741	NASDAQ	PRTA	Tue, Dec 1, 2015	71.06	71.26	67.53	70.17
740	NASDAQ	PRTA	Mon, Nov 30, 2015	75.46	76.42	69.62	70.54
739	NASDAQ	PRTA	Fri, Nov 27, 2015	73.57	75.58	72.94	75.31
738	NASDAQ	PRTA	Wed, Nov 25, 2015	73.22	74.99	72.07	73.19
737	NASDAQ	PRTA	Tue, Nov 24, 2015	70.00	73.66	68.87	73.20
736	NASDAQ	PRTA	Mon, Nov 23, 2015	70.82	72.98	69.80	70.04
735	NASDAQ	PRTA	Fri, Nov 20, 2015	71.00	71.59	70.02	70.62
734	NASDAQ	PRTA	Thu, Nov 19, 2015	69.95	74.20	69.51	70.49
733	NASDAQ	PRTA	Wed, Nov 18, 2015	65.36	69.49	65.36	69.03
732	NASDAQ	PRTA	Tue, Nov 17, 2015	67.58	69.87	64.19	65.10
731	NASDAQ	PRTA	Mon, Nov 16, 2015	66.00	67.60	64.65	67.29
730	NASDAQ	PRTA	Fri, Nov 13, 2015	59.16	66.88	58.48	66.26
729	NASDAQ	PRTA	Thu, Nov 12, 2015	59.21	61.13	58.55	59.57
728	NASDAQ	PRTA	Wed, Nov 11, 2015	59.22	61.77	58.00	59.80
727	NASDAQ	PRTA	Tue, Nov 10, 2015	61.28	61.28	56.00	58.93
726	NASDAQ	PRTA	Mon, Nov 9, 2015	60.58	62.04	58.28	61.12
725	NASDAQ	PRTA	Fri, Nov 6, 2015	59.05	61.98	57.83	61.58
724	NASDAQ	PRTA	Thu, Nov 5, 2015	58.88	60.00	58.13	59.27
723	NASDAQ	PRTA	Wed, Nov 4, 2015	57.34	59.99	56.53	59.53
722	NASDAQ	PRTA	Tue, Nov 3, 2015	54.11	58.80	51.16	57.14
721	NASDAQ	PRTA	Mon, Nov 2, 2015	52.10	55.19	51.58	55.05
720	NASDAQ	PRTA	Fri, Oct 30, 2015	52.00	52.86	50.75	51.51
719	NASDAQ	PRTA	Thu, Oct 29, 2015	54.30	56.00	52.16	52.45
718	NASDAQ	PRTA	Wed, Oct 28, 2015	51.94	54.38	50.10	54.31
717	NASDAQ	PRTA	Tue, Oct 27, 2015	50.04	52.50	49.55	51.95
716	NASDAQ	PRTA	Mon, Oct 26, 2015	49.24	51.78	48.54	50.11
715	NASDAQ	PRTA	Fri, Oct 23, 2015	47.92	50.00	47.53	49.32
714	NASDAQ	PRTA	Thu, Oct 22, 2015	47.45	48.54	45.09	47.10
713	NASDAQ	PRTA	Wed, Oct 21, 2015	47.20	48.29	44.92	47.23
712	NASDAQ	PRTA	Tue, Oct 20, 2015	49.09	49.43	46.52	46.84
711	NASDAQ	PRTA	Mon, Oct 19, 2015	48.19	50.55	47.06	49.02
710	NASDAQ	PRTA	Fri, Oct 16, 2015	48.93	49.05	46.65	48.07
709	NASDAQ	PRTA	Thu, Oct 15, 2015	43.82	49.01	42.95	48.89
708	NASDAQ	PRTA	Wed, Oct 14, 2015	43.62	45.24	42.56	44.11
707	NASDAQ	PRTA	Tue, Oct 13, 2015	44.97	46.87	43.18	43.31
706	NASDAQ	PRTA	Mon, Oct 12, 2015	45.12	45.87	43.87	45.22
705	NASDAQ	PRTA	Fri, Oct 9, 2015	43.47	45.24	42.41	44.69
704	NASDAQ	PRTA	Thu, Oct 8, 2015	44.63	45.25	40.47	43.40
703	NASDAQ	PRTA	Wed, Oct 7, 2015	44.60	44.98	42.47	44.96
702	NASDAQ	PRTA	Tue, Oct 6, 2015	46.80	47.23	42.29	44.46
701	NASDAQ	PRTA	Mon, Oct 5, 2015	50.13	50.50	45.93	47.00
700	NASDAQ	PRTA	Fri, Oct 2, 2015	44.38	49.92	43.78	49.54
699	NASDAQ	PRTA	Thu, Oct 1, 2015	45.22	45.75	42.58	45.39
698	NASDAQ	PRTA	Wed, Sep 30, 2015	44.59	46.21	42.94	45.34
697	NASDAQ	PRTA	Tue, Sep 29, 2015	44.32	46.44	42.20	43.43
696	NASDAQ	PRTA	Mon, Sep 28, 2015	50.94	51.74	43.34	44.32
695	NASDAQ	PRTA	Fri, Sep 25, 2015	57.86	57.95	50.44	51.12
694	NASDAQ	PRTA	Thu, Sep 24, 2015	55.94	59.00	54.84	56.96
693	NASDAQ	PRTA	Wed, Sep 23, 2015	56.10	58.43	54.80	56.31
692	NASDAQ	PRTA	Tue, Sep 22, 2015	57.95	58.57	54.60	56.31
691	NASDAQ	PRTA	Mon, Sep 21, 2015	65.40	65.40	58.30	58.95
690	NASDAQ	PRTA	Fri, Sep 18, 2015	61.91	64.57	61.91	64.48
689	NASDAQ	PRTA	Thu, Sep 17, 2015	60.06	63.75	59.40	63.04
688	NASDAQ	PRTA	Wed, Sep 16, 2015	60.05	61.43	58.35	60.37
687	NASDAQ	PRTA	Tue, Sep 15, 2015	59.36	60.44	58.66	59.92
686	NASDAQ	PRTA	Mon, Sep 14, 2015	60.02	60.94	57.95	59.24
685	NASDAQ	PRTA	Fri, Sep 11, 2015	57.52	60.00	56.86	59.97
684	NASDAQ	PRTA	Thu, Sep 10, 2015	54.50	58.20	54.15	57.63
683	NASDAQ	PRTA	Wed, Sep 9, 2015	57.32	57.35	54.57	54.79
682	NASDAQ	PRTA	Tue, Sep 8, 2015	54.59	56.62	53.57	56.41
681	NASDAQ	PRTA	Fri, Sep 4, 2015	52.03	54.48	51.83	53.63
680	NASDAQ	PRTA	Thu, Sep 3, 2015	56.51	57.25	52.35	52.70
679	NASDAQ	PRTA	Wed, Sep 2, 2015	55.37	56.95	53.36	56.39
678	NASDAQ	PRTA	Tue, Sep 1, 2015	56.16	56.53	52.92	54.38
677	NASDAQ	PRTA	Mon, Aug 31, 2015	58.53	60.43	57.09	57.53
676	NASDAQ	PRTA	Fri, Aug 28, 2015	58.99	60.56	57.99	59.52
675	NASDAQ	PRTA	Thu, Aug 27, 2015	57.08	60.39	56.70	59.61
674	NASDAQ	PRTA	Wed, Aug 26, 2015	53.72	56.91	52.23	56.82
673	NASDAQ	PRTA	Tue, Aug 25, 2015	51.92	54.76	50.15	52.59
672	NASDAQ	PRTA	Mon, Aug 24, 2015	51.15	54.46	48.85	49.18
671	NASDAQ	PRTA	Fri, Aug 21, 2015	53.84	58.00	53.09	55.54
670	NASDAQ	PRTA	Thu, Aug 20, 2015	57.77	58.40	55.18	55.50
669	NASDAQ	PRTA	Wed, Aug 19, 2015	59.82	60.54	58.10	58.52
668	NASDAQ	PRTA	Tue, Aug 18, 2015	62.39	63.00	60.42	60.48
667	NASDAQ	PRTA	Mon, Aug 17, 2015	60.57	62.47	58.95	62.05
666	NASDAQ	PRTA	Fri, Aug 14, 2015	60.81	62.17	60.16	60.91
665	NASDAQ	PRTA	Thu, Aug 13, 2015	63.03	64.28	60.96	61.14
664	NASDAQ	PRTA	Wed, Aug 12, 2015	62.38	64.29	58.33	62.68
663	NASDAQ	PRTA	Tue, Aug 11, 2015	61.66	64.05	61.14	63.52
662	NASDAQ	PRTA	Mon, Aug 10, 2015	65.22	66.66	62.02	62.39
661	NASDAQ	PRTA	Fri, Aug 7, 2015	64.12	65.19	61.29	64.92
660	NASDAQ	PRTA	Thu, Aug 6, 2015	67.63	68.00	63.29	64.69
659	NASDAQ	PRTA	Wed, Aug 5, 2015	66.32	68.95	56.22	66.89
658	NASDAQ	PRTA	Tue, Aug 4, 2015	67.28	69.37	66.23	68.33
657	NASDAQ	PRTA	Mon, Aug 3, 2015	66.50	70.52	66.03	67.64
656	NASDAQ	PRTA	Fri, Jul 31, 2015	66.92	68.16	65.23	65.97
655	NASDAQ	PRTA	Thu, Jul 30, 2015	67.05	68.24	63.85	66.70
654	NASDAQ	PRTA	Wed, Jul 29, 2015	68.80	69.75	66.04	66.85
653	NASDAQ	PRTA	Tue, Jul 28, 2015	63.46	69.88	62.75	68.70
652	NASDAQ	PRTA	Mon, Jul 27, 2015	63.70	64.88	61.47	62.77
651	NASDAQ	PRTA	Fri, Jul 24, 2015	66.41	67.99	63.75	64.10
650	NASDAQ	PRTA	Thu, Jul 23, 2015	67.88	68.89	65.87	66.80
649	NASDAQ	PRTA	Wed, Jul 22, 2015	61.08	68.00	60.03	67.30
648	NASDAQ	PRTA	Tue, Jul 21, 2015	62.33	62.96	59.00	61.08
647	NASDAQ	PRTA	Mon, Jul 20, 2015	60.02	63.09	59.17	62.83
646	NASDAQ	PRTA	Fri, Jul 17, 2015	58.80	59.99	57.09	59.72
645	NASDAQ	PRTA	Thu, Jul 16, 2015	55.74	59.29	53.83	58.52
644	NASDAQ	PRTA	Wed, Jul 15, 2015	56.05	58.49	55.00	55.46
643	NASDAQ	PRTA	Tue, Jul 14, 2015	53.49	56.37	53.49	55.42
642	NASDAQ	PRTA	Mon, Jul 13, 2015	51.77	54.42	51.77	53.16
641	NASDAQ	PRTA	Fri, Jul 10, 2015	51.38	52.25	50.59	51.70
640	NASDAQ	PRTA	Thu, Jul 9, 2015	50.03	51.44	49.79	50.92
639	NASDAQ	PRTA	Wed, Jul 8, 2015	50.54	50.68	48.38	49.38
638	NASDAQ	PRTA	Tue, Jul 7, 2015	51.46	52.10	49.43	51.06
637	NASDAQ	PRTA	Mon, Jul 6, 2015	50.02	52.25	49.18	51.59
636	NASDAQ	PRTA	Thu, Jul 2, 2015	51.21	51.69	49.16	50.46
635	NASDAQ	PRTA	Wed, Jul 1, 2015	52.96	53.84	50.41	50.77
634	NASDAQ	PRTA	Tue, Jun 30, 2015	50.12	52.83	50.01	52.67
633	NASDAQ	PRTA	Mon, Jun 29, 2015	50.71	51.99	49.45	49.60
632	NASDAQ	PRTA	Fri, Jun 26, 2015	53.02	53.73	50.47	51.28
631	NASDAQ	PRTA	Thu, Jun 25, 2015	52.52	54.02	50.64	52.76
630	NASDAQ	PRTA	Wed, Jun 24, 2015	53.80	54.42	51.07	51.53
629	NASDAQ	PRTA	Tue, Jun 23, 2015	54.96	55.27	52.52	53.79
628	NASDAQ	PRTA	Mon, Jun 22, 2015	51.92	55.97	51.65	54.95
627	NASDAQ	PRTA	Fri, Jun 19, 2015	50.90	51.72	49.59	51.61
626	NASDAQ	PRTA	Thu, Jun 18, 2015	51.78	52.75	50.36	50.74
625	NASDAQ	PRTA	Wed, Jun 17, 2015	47.81	52.98	47.81	51.04
624	NASDAQ	PRTA	Tue, Jun 16, 2015	47.37	48.88	46.49	46.65
623	NASDAQ	PRTA	Mon, Jun 15, 2015	44.77	47.79	44.20	47.35
622	NASDAQ	PRTA	Fri, Jun 12, 2015	46.05	46.09	44.97	45.15
621	NASDAQ	PRTA	Thu, Jun 11, 2015	44.46	46.43	44.29	46.35
620	NASDAQ	PRTA	Wed, Jun 10, 2015	45.01	45.68	43.78	44.47
619	NASDAQ	PRTA	Tue, Jun 9, 2015	46.11	46.22	43.66	45.14
618	NASDAQ	PRTA	Mon, Jun 8, 2015	46.15	46.45	44.52	45.18
617	NASDAQ	PRTA	Fri, Jun 5, 2015	44.78	46.69	43.71	46.62
616	NASDAQ	PRTA	Thu, Jun 4, 2015	44.97	46.00	43.63	44.95
615	NASDAQ	PRTA	Wed, Jun 3, 2015	44.50	45.09	42.72	44.94
614	NASDAQ	PRTA	Tue, Jun 2, 2015	39.90	43.22	39.32	42.69
613	NASDAQ	PRTA	Mon, Jun 1, 2015	40.56	41.21	38.00	39.95
612	NASDAQ	PRTA	Fri, May 29, 2015	36.05	40.12	35.75	39.44
611	NASDAQ	PRTA	Thu, May 28, 2015	33.75	34.52	33.40	34.50
610	NASDAQ	PRTA	Wed, May 27, 2015	34.24	34.24	33.39	33.80
609	NASDAQ	PRTA	Tue, May 26, 2015	33.59	34.49	33.01	33.91
608	NASDAQ	PRTA	Fri, May 22, 2015	33.22	34.37	33.13	34.04
607	NASDAQ	PRTA	Thu, May 21, 2015	33.96	34.39	33.41	33.51
606	NASDAQ	PRTA	Wed, May 20, 2015	32.88	33.90	32.02	33.81
605	NASDAQ	PRTA	Tue, May 19, 2015	31.83	33.14	31.59	32.61
604	NASDAQ	PRTA	Mon, May 18, 2015	31.16	32.17	30.78	32.00
603	NASDAQ	PRTA	Fri, May 15, 2015	31.89	31.99	30.67	30.99
602	NASDAQ	PRTA	Thu, May 14, 2015	31.36	32.02	30.52	31.84
601	NASDAQ	PRTA	Wed, May 13, 2015	31.20	32.10	30.87	31.44
600	NASDAQ	PRTA	Tue, May 12, 2015	31.20	31.96	30.28	31.21
599	NASDAQ	PRTA	Mon, May 11, 2015	31.77	32.41	31.31	31.48
598	NASDAQ	PRTA	Fri, May 8, 2015	31.36	32.26	31.36	31.65
597	NASDAQ	PRTA	Thu, May 7, 2015	31.23	32.19	30.14	31.12
596	NASDAQ	PRTA	Wed, May 6, 2015	32.15	32.25	30.17	31.23
595	NASDAQ	PRTA	Tue, May 5, 2015	33.86	33.86	31.51	31.59
594	NASDAQ	PRTA	Mon, May 4, 2015	33.85	34.68	33.27	34.13
593	NASDAQ	PRTA	Fri, May 1, 2015	32.90	34.07	32.52	33.65
592	NASDAQ	PRTA	Thu, Apr 30, 2015	34.58	35.33	31.71	32.41
591	NASDAQ	PRTA	Wed, Apr 29, 2015	34.74	36.14	34.51	35.07
590	NASDAQ	PRTA	Tue, Apr 28, 2015	36.53	36.75	34.10	35.05
589	NASDAQ	PRTA	Mon, Apr 27, 2015	37.38	38.13	35.33	36.37
588	NASDAQ	PRTA	Fri, Apr 24, 2015	37.89	38.27	37.32	37.35
587	NASDAQ	PRTA	Thu, Apr 23, 2015	36.93	37.98	36.75	37.83
586	NASDAQ	PRTA	Wed, Apr 22, 2015	36.75	37.47	35.98	36.96
585	NASDAQ	PRTA	Tue, Apr 21, 2015	36.32	36.94	35.68	36.60
584	NASDAQ	PRTA	Mon, Apr 20, 2015	36.43	36.77	35.23	35.78
583	NASDAQ	PRTA	Fri, Apr 17, 2015	37.00	37.43	35.84	35.99
582	NASDAQ	PRTA	Thu, Apr 16, 2015	36.33	37.93	36.33	37.54
581	NASDAQ	PRTA	Wed, Apr 15, 2015	36.79	37.22	36.35	36.57
580	NASDAQ	PRTA	Tue, Apr 14, 2015	36.62	37.10	36.37	36.83
579	NASDAQ	PRTA	Mon, Apr 13, 2015	36.94	37.52	36.24	36.42
578	NASDAQ	PRTA	Fri, Apr 10, 2015	36.49	37.29	36.06	36.91
577	NASDAQ	PRTA	Thu, Apr 9, 2015	35.54	36.92	34.75	36.39
576	NASDAQ	PRTA	Wed, Apr 8, 2015	37.17	37.17	35.00	35.16
575	NASDAQ	PRTA	Tue, Apr 7, 2015	37.94	39.55	37.54	37.56
574	NASDAQ	PRTA	Mon, Apr 6, 2015	37.94	39.83	37.50	38.82
573	NASDAQ	PRTA	Thu, Apr 2, 2015	39.40	39.85	38.00	38.28
572	NASDAQ	PRTA	Wed, Apr 1, 2015	37.96	39.12	36.18	39.06
571	NASDAQ	PRTA	Tue, Mar 31, 2015	39.28	39.46	37.01	38.14
570	NASDAQ	PRTA	Mon, Mar 30, 2015	38.14	39.48	37.30	39.37
569	NASDAQ	PRTA	Fri, Mar 27, 2015	36.41	38.36	36.14	37.84
568	NASDAQ	PRTA	Thu, Mar 26, 2015	36.00	37.34	34.80	36.56
567	NASDAQ	PRTA	Wed, Mar 25, 2015	39.38	39.78	36.50	36.83
566	NASDAQ	PRTA	Tue, Mar 24, 2015	37.45	42.90	37.74	39.34
565	NASDAQ	PRTA	Mon, Mar 23, 2015	38.16	38.76	35.90	37.73
564	NASDAQ	PRTA	Fri, Mar 20, 2015	39.99	45.00	37.00	38.66
563	NASDAQ	PRTA	Thu, Mar 19, 2015	28.49	29.48	28.04	29.23
562	NASDAQ	PRTA	Wed, Mar 18, 2015	29.32	29.50	28.12	28.48
561	NASDAQ	PRTA	Tue, Mar 17, 2015	29.16	29.47	27.95	29.32
560	NASDAQ	PRTA	Mon, Mar 16, 2015	28.97	29.30	28.40	29.15
559	NASDAQ	PRTA	Fri, Mar 13, 2015	28.45	29.06	28.03	28.67
558	NASDAQ	PRTA	Thu, Mar 12, 2015	28.06	28.48	27.59	28.36
557	NASDAQ	PRTA	Wed, Mar 11, 2015	27.10	28.24	26.45	27.81
556	NASDAQ	PRTA	Tue, Mar 10, 2015	26.22	27.89	26.18	27.04
555	NASDAQ	PRTA	Mon, Mar 9, 2015	26.08	27.17	25.24	26.86
554	NASDAQ	PRTA	Fri, Mar 6, 2015	28.10	28.11	25.58	26.12
553	NASDAQ	PRTA	Thu, Mar 5, 2015	26.56	27.17	25.87	26.58
552	NASDAQ	PRTA	Wed, Mar 4, 2015	25.64	26.65	24.99	26.17
551	NASDAQ	PRTA	Tue, Mar 3, 2015	26.25	26.67	25.10	25.63
550	NASDAQ	PRTA	Mon, Mar 2, 2015	26.66	27.24	26.05	26.47
549	NASDAQ	PRTA	Fri, Feb 27, 2015	27.77	27.80	25.67	26.58
548	NASDAQ	PRTA	Thu, Feb 26, 2015	26.54	27.62	25.62	27.52
547	NASDAQ	PRTA	Wed, Feb 25, 2015	25.90	27.38	24.92	26.66
546	NASDAQ	PRTA	Tue, Feb 24, 2015	28.13	28.43	25.55	26.03
545	NASDAQ	PRTA	Mon, Feb 23, 2015	26.69	31.15	26.69	28.24
544	NASDAQ	PRTA	Fri, Feb 20, 2015	27.51	27.86	26.06	26.63
543	NASDAQ	PRTA	Thu, Feb 19, 2015	24.30	27.74	23.93	27.52
542	NASDAQ	PRTA	Wed, Feb 18, 2015	23.98	24.49	23.62	24.27
541	NASDAQ	PRTA	Tue, Feb 17, 2015	22.84	24.09	22.84	23.99
540	NASDAQ	PRTA	Fri, Feb 13, 2015	22.76	23.06	22.13	22.89
539	NASDAQ	PRTA	Thu, Feb 12, 2015	21.62	22.93	21.23	22.76
538	NASDAQ	PRTA	Wed, Feb 11, 2015	21.41	22.14	21.05	21.46
537	NASDAQ	PRTA	Tue, Feb 10, 2015	21.88	21.88	21.01	21.51
536	NASDAQ	PRTA	Mon, Feb 9, 2015	21.69	22.77	21.50	21.56
535	NASDAQ	PRTA	Fri, Feb 6, 2015	21.77	22.88	21.35	21.72
534	NASDAQ	PRTA	Thu, Feb 5, 2015	20.98	22.25	20.60	21.92
533	NASDAQ	PRTA	Wed, Feb 4, 2015	21.16	21.16	20.00	20.75
532	NASDAQ	PRTA	Tue, Feb 3, 2015	22.04	22.12	20.69	21.42
531	NASDAQ	PRTA	Mon, Feb 2, 2015	22.82	22.84	21.30	21.94
530	NASDAQ	PRTA	Fri, Jan 30, 2015	22.50	23.22	22.40	22.63
529	NASDAQ	PRTA	Thu, Jan 29, 2015	22.70	22.97	21.90	22.75
528	NASDAQ	PRTA	Wed, Jan 28, 2015	23.86	23.98	22.07	22.53
527	NASDAQ	PRTA	Tue, Jan 27, 2015	22.34	23.98	22.01	23.76
526	NASDAQ	PRTA	Mon, Jan 26, 2015	21.56	22.98	21.00	22.97
525	NASDAQ	PRTA	Fri, Jan 23, 2015	20.32	21.95	19.56	21.51
524	NASDAQ	PRTA	Thu, Jan 22, 2015	19.93	20.50	18.81	20.30
523	NASDAQ	PRTA	Wed, Jan 21, 2015	19.97	20.56	19.70	19.74
522	NASDAQ	PRTA	Tue, Jan 20, 2015	20.00	20.60	18.96	20.13
521	NASDAQ	PRTA	Fri, Jan 16, 2015	19.11	20.53	19.03	20.07
520	NASDAQ	PRTA	Thu, Jan 15, 2015	20.52	20.52	19.16	19.20
519	NASDAQ	PRTA	Wed, Jan 14, 2015	19.46	20.48	19.25	20.41
518	NASDAQ	PRTA	Tue, Jan 13, 2015	20.79	21.35	19.75	19.97
517	NASDAQ	PRTA	Mon, Jan 12, 2015	21.68	21.78	20.39	20.54
516	NASDAQ	PRTA	Fri, Jan 9, 2015	21.58	21.81	20.76	21.55
515	NASDAQ	PRTA	Thu, Jan 8, 2015	20.96	21.74	20.35	21.48
514	NASDAQ	PRTA	Wed, Jan 7, 2015	19.29	20.84	19.29	20.76
513	NASDAQ	PRTA	Tue, Jan 6, 2015	19.48	20.23	18.76	19.05
512	NASDAQ	PRTA	Mon, Jan 5, 2015	20.15	20.59	19.31	19.36
511	NASDAQ	PRTA	Fri, Jan 2, 2015	21.00	21.38	19.95	20.35
510	NASDAQ	PRTA	Wed, Dec 31, 2014	20.88	21.56	20.67	20.76
509	NASDAQ	PRTA	Tue, Dec 30, 2014	20.73	21.59	20.56	20.69
508	NASDAQ	PRTA	Mon, Dec 29, 2014	21.51	22.00	20.57	20.93
507	NASDAQ	PRTA	Fri, Dec 26, 2014	20.19	21.40	20.19	21.38
506	NASDAQ	PRTA	Wed, Dec 24, 2014	18.73	20.19	18.73	20.14
505	NASDAQ	PRTA	Tue, Dec 23, 2014	20.80	20.98	18.68	18.73
504	NASDAQ	PRTA	Mon, Dec 22, 2014	21.62	21.91	20.48	20.64
503	NASDAQ	PRTA	Fri, Dec 19, 2014	20.34	21.82	20.00	21.55
502	NASDAQ	PRTA	Thu, Dec 18, 2014	20.38	20.77	19.91	20.38
501	NASDAQ	PRTA	Wed, Dec 17, 2014	18.53	20.10	18.32	19.96
500	NASDAQ	PRTA	Tue, Dec 16, 2014	18.48	19.55	18.35	18.50
499	NASDAQ	PRTA	Mon, Dec 15, 2014	18.37	18.69	17.52	17.62
498	NASDAQ	PRTA	Fri, Dec 12, 2014	18.10	18.69	17.75	18.15
497	NASDAQ	PRTA	Thu, Dec 11, 2014	17.67	19.99	18.05	18.49
496	NASDAQ	PRTA	Wed, Dec 10, 2014	17.86	20.57	19.39	19.62
495	NASDAQ	PRTA	Tue, Dec 9, 2014	18.63	20.57	18.00	20.54
494	NASDAQ	PRTA	Mon, Dec 8, 2014	19.98	20.44	18.88	19.00
493	NASDAQ	PRTA	Fri, Dec 5, 2014	20.55	21.43	19.76	20.04
492	NASDAQ	PRTA	Thu, Dec 4, 2014	21.85	23.00	21.30	21.44
491	NASDAQ	PRTA	Wed, Dec 3, 2014	23.83	24.67	21.90	21.99
490	NASDAQ	PRTA	Tue, Dec 2, 2014	20.11	23.56	22.42	23.15
489	NASDAQ	PRTA	Mon, Dec 1, 2014	23.96	24.13	21.90	22.16
488	NASDAQ	PRTA	Fri, Nov 28, 2014	20.19	24.40	22.96	24.24
487	NASDAQ	PRTA	Wed, Nov 26, 2014	20.34	22.99	22.38	22.92
486	NASDAQ	PRTA	Tue, Nov 25, 2014	22.67	22.67	22.14	22.43
485	NASDAQ	PRTA	Mon, Nov 24, 2014	22.23	22.86	22.05	22.58
484	NASDAQ	PRTA	Fri, Nov 21, 2014	22.70	22.70	21.95	22.06
483	NASDAQ	PRTA	Thu, Nov 20, 2014	22.12	22.82	21.81	22.26
482	NASDAQ	PRTA	Wed, Nov 19, 2014	23.18	23.20	22.21	22.29
481	NASDAQ	PRTA	Tue, Nov 18, 2014	22.14	23.27	22.14	23.10
480	NASDAQ	PRTA	Mon, Nov 17, 2014	21.40	22.31	21.40	22.08
479	NASDAQ	PRTA	Fri, Nov 14, 2014	21.70	21.89	21.04	21.53
478	NASDAQ	PRTA	Thu, Nov 13, 2014	22.94	23.36	22.30	22.44
477	NASDAQ	PRTA	Wed, Nov 12, 2014	20.59	23.44	20.59	22.84
476	NASDAQ	PRTA	Tue, Nov 11, 2014	23.48	24.24	23.17	23.75
475	NASDAQ	PRTA	Mon, Nov 10, 2014	22.55	23.49	22.22	23.48
474	NASDAQ	PRTA	Fri, Nov 7, 2014	22.04	22.87	21.71	22.56
473	NASDAQ	PRTA	Thu, Nov 6, 2014	21.08	22.22	20.86	22.17
472	NASDAQ	PRTA	Wed, Nov 5, 2014	20.97	21.44	20.00	20.99
471	NASDAQ	PRTA	Tue, Nov 4, 2014	22.20	22.20	20.33	20.62
470	NASDAQ	PRTA	Mon, Nov 3, 2014	22.07	22.31	21.63	22.19
469	NASDAQ	PRTA	Fri, Oct 31, 2014	22.09	23.24	21.55	21.93
468	NASDAQ	PRTA	Thu, Oct 30, 2014	20.82	21.78	20.52	21.37
467	NASDAQ	PRTA	Wed, Oct 29, 2014	21.13	21.21	20.67	20.95
466	NASDAQ	PRTA	Tue, Oct 28, 2014	20.01	21.30	19.66	21.28
465	NASDAQ	PRTA	Mon, Oct 27, 2014	20.67	20.69	19.58	19.78
464	NASDAQ	PRTA	Fri, Oct 24, 2014	20.50	20.98	20.03	20.90
463	NASDAQ	PRTA	Thu, Oct 23, 2014	18.03	20.95	19.17	20.57
462	NASDAQ	PRTA	Wed, Oct 22, 2014	19.83	20.18	18.96	18.99
461	NASDAQ	PRTA	Tue, Oct 21, 2014	20.36	20.48	19.65	19.81
460	NASDAQ	PRTA	Mon, Oct 20, 2014	19.82	20.41	19.66	20.14
459	NASDAQ	PRTA	Fri, Oct 17, 2014	18.23	20.43	19.50	19.96
458	NASDAQ	PRTA	Thu, Oct 16, 2014	18.41	20.31	18.41	19.86
457	NASDAQ	PRTA	Wed, Oct 15, 2014	17.41	19.10	17.33	18.94
456	NASDAQ	PRTA	Tue, Oct 14, 2014	17.82	18.08	17.22	17.80
455	NASDAQ	PRTA	Mon, Oct 13, 2014	18.46	18.60	17.00	17.48
454	NASDAQ	PRTA	Fri, Oct 10, 2014	20.04	20.26	18.26	18.38
453	NASDAQ	PRTA	Thu, Oct 9, 2014	20.82	20.82	19.91	20.21
452	NASDAQ	PRTA	Wed, Oct 8, 2014	19.83	21.33	19.33	20.91
451	NASDAQ	PRTA	Tue, Oct 7, 2014	20.17	20.45	19.62	19.92
450	NASDAQ	PRTA	Mon, Oct 6, 2014	21.53	21.53	20.22	20.40
449	NASDAQ	PRTA	Fri, Oct 3, 2014	22.04	22.13	21.14	21.40
448	NASDAQ	PRTA	Thu, Oct 2, 2014	21.03	21.94	20.61	21.71
447	NASDAQ	PRTA	Wed, Oct 1, 2014	22.23	22.50	20.86	21.07
446	NASDAQ	PRTA	Tue, Sep 30, 2014	22.82	22.93	22.00	22.16
445	NASDAQ	PRTA	Mon, Sep 29, 2014	22.17	23.40	22.17	22.78
444	NASDAQ	PRTA	Fri, Sep 26, 2014	22.45	22.88	22.36	22.57
443	NASDAQ	PRTA	Thu, Sep 25, 2014	23.21	23.48	21.90	22.26
442	NASDAQ	PRTA	Wed, Sep 24, 2014	22.78	23.84	22.68	23.25
441	NASDAQ	PRTA	Tue, Sep 23, 2014	22.24	23.07	22.20	22.71
440	NASDAQ	PRTA	Mon, Sep 22, 2014	23.41	23.41	21.89	22.44
439	NASDAQ	PRTA	Fri, Sep 19, 2014	23.43	23.68	22.30	23.51
438	NASDAQ	PRTA	Thu, Sep 18, 2014	23.72	23.72	22.70	22.90
437	NASDAQ	PRTA	Wed, Sep 17, 2014	22.41	23.75	22.14	23.63
436	NASDAQ	PRTA	Tue, Sep 16, 2014	21.88	22.60	21.76	22.40
435	NASDAQ	PRTA	Mon, Sep 15, 2014	23.25	23.25	21.68	21.98
434	NASDAQ	PRTA	Fri, Sep 12, 2014	23.89	24.31	23.30	23.38
433	NASDAQ	PRTA	Thu, Sep 11, 2014	23.63	24.12	23.18	24.00
432	NASDAQ	PRTA	Wed, Sep 10, 2014	22.97	23.80	22.83	23.75
431	NASDAQ	PRTA	Tue, Sep 9, 2014	23.34	23.49	22.61	22.90
430	NASDAQ	PRTA	Mon, Sep 8, 2014	23.30	23.87	23.14	23.51
429	NASDAQ	PRTA	Fri, Sep 5, 2014	23.35	23.50	22.64	23.27
428	NASDAQ	PRTA	Thu, Sep 4, 2014	23.31	24.11	23.30	23.36
427	NASDAQ	PRTA	Wed, Sep 3, 2014	23.23	23.70	22.57	23.25
426	NASDAQ	PRTA	Tue, Sep 2, 2014	23.14	23.14	22.76	23.11
425	NASDAQ	PRTA	Fri, Aug 29, 2014	22.52	22.98	22.34	22.90
424	NASDAQ	PRTA	Thu, Aug 28, 2014	22.45	22.84	22.42	22.52
423	NASDAQ	PRTA	Wed, Aug 27, 2014	22.99	22.99	22.52	22.62
422	NASDAQ	PRTA	Tue, Aug 26, 2014	21.95	23.07	21.76	23.00
421	NASDAQ	PRTA	Mon, Aug 25, 2014	20.42	22.21	21.35	21.94
420	NASDAQ	PRTA	Fri, Aug 22, 2014	20.39	21.67	20.72	21.49
419	NASDAQ	PRTA	Thu, Aug 21, 2014	21.10	21.70	20.70	21.25
418	NASDAQ	PRTA	Wed, Aug 20, 2014	20.92	21.27	20.71	21.10
417	NASDAQ	PRTA	Tue, Aug 19, 2014	21.16	21.32	20.80	21.08
416	NASDAQ	PRTA	Mon, Aug 18, 2014	20.60	21.44	20.50	21.13
415	NASDAQ	PRTA	Fri, Aug 15, 2014	21.45	21.45	19.93	20.91
414	NASDAQ	PRTA	Thu, Aug 14, 2014	20.63	21.31	20.54	21.26
413	NASDAQ	PRTA	Wed, Aug 13, 2014	21.11	21.31	20.62	20.68
412	NASDAQ	PRTA	Tue, Aug 12, 2014	20.71	21.11	20.54	21.05
411	NASDAQ	PRTA	Mon, Aug 11, 2014	20.68	21.07	20.40	20.73
410	NASDAQ	PRTA	Fri, Aug 8, 2014	19.79	20.58	19.75	20.51
409	NASDAQ	PRTA	Thu, Aug 7, 2014	19.14	19.68	19.03	19.52
408	NASDAQ	PRTA	Wed, Aug 6, 2014	19.00	19.21	18.69	19.02
407	NASDAQ	PRTA	Tue, Aug 5, 2014	18.77	20.02	18.34	19.47
406	NASDAQ	PRTA	Mon, Aug 4, 2014	17.51	18.97	17.01	18.89
405	NASDAQ	PRTA	Fri, Aug 1, 2014	17.45	17.64	16.71	17.36
404	NASDAQ	PRTA	Thu, Jul 31, 2014	18.49	18.52	17.20	17.36
403	NASDAQ	PRTA	Wed, Jul 30, 2014	18.05	19.17	17.92	18.80
402	NASDAQ	PRTA	Tue, Jul 29, 2014	17.50	18.38	17.50	17.79
401	NASDAQ	PRTA	Mon, Jul 28, 2014	18.21	18.21	17.26	17.37
400	NASDAQ	PRTA	Fri, Jul 25, 2014	18.27	18.39	17.70	18.22
399	NASDAQ	PRTA	Thu, Jul 24, 2014	19.00	19.04	18.38	18.48
398	NASDAQ	PRTA	Wed, Jul 23, 2014	19.02	19.61	18.84	18.95
397	NASDAQ	PRTA	Tue, Jul 22, 2014	17.92	19.45	18.52	18.78
396	NASDAQ	PRTA	Mon, Jul 21, 2014	18.32	18.72	17.80	18.50
395	NASDAQ	PRTA	Fri, Jul 18, 2014	17.01	18.54	17.01	18.44
394	NASDAQ	PRTA	Thu, Jul 17, 2014	18.82	19.03	17.15	17.26
393	NASDAQ	PRTA	Wed, Jul 16, 2014	19.61	20.76	18.83	19.01
392	NASDAQ	PRTA	Tue, Jul 15, 2014	21.09	21.43	19.44	19.54
391	NASDAQ	PRTA	Mon, Jul 14, 2014	20.89	21.36	20.21	21.14
390	NASDAQ	PRTA	Fri, Jul 11, 2014	21.47	21.89	20.50	20.64
389	NASDAQ	PRTA	Thu, Jul 10, 2014	20.47	21.23	20.20	20.94
388	NASDAQ	PRTA	Wed, Jul 9, 2014	21.34	21.91	20.64	21.09
387	NASDAQ	PRTA	Tue, Jul 8, 2014	22.42	23.00	21.07	21.19
386	NASDAQ	PRTA	Mon, Jul 7, 2014	23.32	23.63	22.54	23.02
385	NASDAQ	PRTA	Thu, Jul 3, 2014	22.81	23.46	22.47	23.41
384	NASDAQ	PRTA	Wed, Jul 2, 2014	22.48	23.10	22.37	22.73
383	NASDAQ	PRTA	Tue, Jul 1, 2014	22.67	22.83	22.34	22.59
382	NASDAQ	PRTA	Mon, Jun 30, 2014	22.28	22.78	22.04	22.55
381	NASDAQ	PRTA	Fri, Jun 27, 2014	22.20	22.48	22.07	22.30
380	NASDAQ	PRTA	Thu, Jun 26, 2014	22.00	22.39	22.00	22.30
379	NASDAQ	PRTA	Wed, Jun 25, 2014	22.59	22.83	21.76	21.89
378	NASDAQ	PRTA	Tue, Jun 24, 2014	22.04	24.25	21.75	23.11
377	NASDAQ	PRTA	Mon, Jun 23, 2014	23.55	24.17	22.61	22.71
376	NASDAQ	PRTA	Fri, Jun 20, 2014	24.04	24.69	23.18	23.63
375	NASDAQ	PRTA	Thu, Jun 19, 2014	24.80	24.99	23.47	23.91
374	NASDAQ	PRTA	Wed, Jun 18, 2014	22.90	24.91	22.76	24.81
373	NASDAQ	PRTA	Tue, Jun 17, 2014	23.51	23.95	22.82	22.96
372	NASDAQ	PRTA	Mon, Jun 16, 2014	22.40	23.70	22.25	23.56
371	NASDAQ	PRTA	Fri, Jun 13, 2014	22.15	22.74	21.28	22.54
370	NASDAQ	PRTA	Thu, Jun 12, 2014	21.60	22.40	21.40	22.03
369	NASDAQ	PRTA	Wed, Jun 11, 2014	22.03	22.08	21.40	21.60
368	NASDAQ	PRTA	Tue, Jun 10, 2014	22.50	22.89	21.78	22.03
367	NASDAQ	PRTA	Mon, Jun 9, 2014	21.80	22.54	21.49	22.51
366	NASDAQ	PRTA	Fri, Jun 6, 2014	21.67	21.97	21.15	21.78
365	NASDAQ	PRTA	Thu, Jun 5, 2014	20.53	21.58	20.49	21.43
364	NASDAQ	PRTA	Wed, Jun 4, 2014	20.29	20.79	20.07	20.39
363	NASDAQ	PRTA	Tue, Jun 3, 2014	20.38	20.72	20.10	20.20
362	NASDAQ	PRTA	Mon, Jun 2, 2014	20.82	21.00	20.02	20.53
361	NASDAQ	PRTA	Fri, May 30, 2014	21.70	21.80	20.77	20.82
360	NASDAQ	PRTA	Thu, May 29, 2014	21.45	21.81	21.01	21.69
359	NASDAQ	PRTA	Wed, May 28, 2014	20.59	21.79	20.03	21.47
358	NASDAQ	PRTA	Tue, May 27, 2014	20.66	21.59	19.97	20.77
357	NASDAQ	PRTA	Fri, May 23, 2014	20.40	20.95	20.12	20.30
356	NASDAQ	PRTA	Thu, May 22, 2014	20.99	21.76	20.27	20.41
355	NASDAQ	PRTA	Wed, May 21, 2014	20.43	20.93	19.40	20.00
354	NASDAQ	PRTA	Tue, May 20, 2014	20.70	20.77	20.08	20.41
353	NASDAQ	PRTA	Mon, May 19, 2014	20.72	21.74	20.66	20.73
352	NASDAQ	PRTA	Fri, May 16, 2014	21.02	21.35	20.29	20.93
351	NASDAQ	PRTA	Thu, May 15, 2014	21.14	21.34	20.74	21.10
350	NASDAQ	PRTA	Wed, May 14, 2014	21.13	22.55	21.13	21.34
349	NASDAQ	PRTA	Tue, May 13, 2014	22.50	23.48	21.00	21.06
348	NASDAQ	PRTA	Mon, May 12, 2014	19.59	21.21	19.19	20.86
347	NASDAQ	PRTA	Fri, May 9, 2014	18.52	20.03	18.52	19.38
346	NASDAQ	PRTA	Thu, May 8, 2014	21.12	21.33	18.67	18.73
345	NASDAQ	PRTA	Wed, May 7, 2014	21.70	21.70	19.58	21.06
344	NASDAQ	PRTA	Tue, May 6, 2014	21.80	22.84	21.44	21.65
343	NASDAQ	PRTA	Mon, May 5, 2014	21.09	21.93	20.80	21.69
342	NASDAQ	PRTA	Fri, May 2, 2014	21.50	22.58	21.11	21.44
341	NASDAQ	PRTA	Thu, May 1, 2014	21.79	22.48	20.50	22.14
340	NASDAQ	PRTA	Wed, Apr 30, 2014	26.51	26.62	20.79	22.00
339	NASDAQ	PRTA	Tue, Apr 29, 2014	37.38	37.38	25.93	26.12
338	NASDAQ	PRTA	Mon, Apr 28, 2014	38.84	39.21	36.47	37.68
337	NASDAQ	PRTA	Fri, Apr 25, 2014	39.09	39.92	37.98	38.58
336	NASDAQ	PRTA	Thu, Apr 24, 2014	36.95	40.41	35.52	39.62
335	NASDAQ	PRTA	Wed, Apr 23, 2014	33.44	41.33	32.15	36.95
334	NASDAQ	PRTA	Tue, Apr 22, 2014	31.37	34.77	31.12	33.74
333	NASDAQ	PRTA	Mon, Apr 21, 2014	30.29	31.75	29.60	31.63
332	NASDAQ	PRTA	Thu, Apr 17, 2014	28.13	31.12	27.19	30.55
331	NASDAQ	PRTA	Wed, Apr 16, 2014	26.32	28.37	25.80	28.07
330	NASDAQ	PRTA	Tue, Apr 15, 2014	27.30	27.61	24.08	26.26
329	NASDAQ	PRTA	Mon, Apr 14, 2014	28.77	29.95	25.45	27.29
328	NASDAQ	PRTA	Fri, Apr 11, 2014	29.75	31.05	28.27	28.53
327	NASDAQ	PRTA	Thu, Apr 10, 2014	33.70	33.70	30.00	30.25
326	NASDAQ	PRTA	Wed, Apr 9, 2014	32.00	33.93	31.88	33.84
325	NASDAQ	PRTA	Tue, Apr 8, 2014	29.96	30.69	29.13	29.91
324	NASDAQ	PRTA	Mon, Apr 7, 2014	29.22	31.25	28.20	30.41
323	NASDAQ	PRTA	Fri, Apr 4, 2014	34.64	34.80	29.16	29.60
322	NASDAQ	PRTA	Thu, Apr 3, 2014	35.94	36.22	34.22	34.41
321	NASDAQ	PRTA	Wed, Apr 2, 2014	37.00	37.34	35.51	36.19
320	NASDAQ	PRTA	Tue, Apr 1, 2014	38.44	39.55	36.14	37.02
319	NASDAQ	PRTA	Mon, Mar 31, 2014	36.25	38.63	36.25	38.31
318	NASDAQ	PRTA	Fri, Mar 28, 2014	36.66	38.48	35.75	36.03
317	NASDAQ	PRTA	Thu, Mar 27, 2014	40.00	40.31	35.76	36.86
316	NASDAQ	PRTA	Wed, Mar 26, 2014	39.33	41.26	39.33	40.07
315	NASDAQ	PRTA	Tue, Mar 25, 2014	38.90	39.73	38.05	38.95
314	NASDAQ	PRTA	Mon, Mar 24, 2014	45.43	45.43	38.51	38.77
313	NASDAQ	PRTA	Fri, Mar 21, 2014	48.20	48.46	45.08	45.48
312	NASDAQ	PRTA	Thu, Mar 20, 2014	46.21	49.24	46.01	48.30
311	NASDAQ	PRTA	Wed, Mar 19, 2014	45.77	47.49	43.76	47.39
310	NASDAQ	PRTA	Tue, Mar 18, 2014	37.80	38.45	36.67	37.16
309	NASDAQ	PRTA	Mon, Mar 17, 2014	39.01	39.68	37.47	37.51
308	NASDAQ	PRTA	Fri, Mar 14, 2014	38.09	39.37	37.58	38.88
307	NASDAQ	PRTA	Thu, Mar 13, 2014	40.55	40.55	37.87	38.34
306	NASDAQ	PRTA	Wed, Mar 12, 2014	38.95	40.67	38.17	40.24
305	NASDAQ	PRTA	Tue, Mar 11, 2014	37.95	39.41	37.92	39.00
304	NASDAQ	PRTA	Mon, Mar 10, 2014	37.80	38.94	37.39	37.74
303	NASDAQ	PRTA	Fri, Mar 7, 2014	37.50	38.80	37.22	37.69
302	NASDAQ	PRTA	Thu, Mar 6, 2014	38.52	38.99	37.24	37.57
301	NASDAQ	PRTA	Wed, Mar 5, 2014	39.41	39.90	37.56	38.24
300	NASDAQ	PRTA	Tue, Mar 4, 2014	37.82	40.02	36.27	39.45
299	NASDAQ	PRTA	Mon, Mar 3, 2014	35.82	38.20	35.68	37.33
298	NASDAQ	PRTA	Fri, Feb 28, 2014	36.00	37.43	35.64	36.01
297	NASDAQ	PRTA	Thu, Feb 27, 2014	34.40	36.17	34.11	35.90
296	NASDAQ	PRTA	Wed, Feb 26, 2014	34.66	35.28	32.83	34.46
295	NASDAQ	PRTA	Tue, Feb 25, 2014	31.28	34.74	30.99	34.49
294	NASDAQ	PRTA	Mon, Feb 24, 2014	30.37	31.66	30.22	31.12
293	NASDAQ	PRTA	Fri, Feb 21, 2014	30.07	31.05	30.07	30.22
292	NASDAQ	PRTA	Thu, Feb 20, 2014	28.12	30.00	27.65	29.85
291	NASDAQ	PRTA	Wed, Feb 19, 2014	28.69	28.74	27.71	28.00
290	NASDAQ	PRTA	Tue, Feb 18, 2014	26.95	28.75	26.83	28.69
289	NASDAQ	PRTA	Fri, Feb 14, 2014	26.44	27.35	26.25	26.73
288	NASDAQ	PRTA	Thu, Feb 13, 2014	26.06	26.70	26.01	26.40
287	NASDAQ	PRTA	Wed, Feb 12, 2014	26.70	26.92	25.91	26.39
286	NASDAQ	PRTA	Tue, Feb 11, 2014	27.11	27.11	26.40	26.76
285	NASDAQ	PRTA	Mon, Feb 10, 2014	27.33	27.93	26.26	27.02
284	NASDAQ	PRTA	Fri, Feb 7, 2014	26.66	27.63	26.52	27.21
283	NASDAQ	PRTA	Thu, Feb 6, 2014	28.25	28.93	26.71	26.72
282	NASDAQ	PRTA	Wed, Feb 5, 2014	29.64	29.92	27.61	28.08
281	NASDAQ	PRTA	Tue, Feb 4, 2014	29.75	30.61	29.30	29.81
280	NASDAQ	PRTA	Mon, Feb 3, 2014	30.92	31.79	28.79	29.52
279	NASDAQ	PRTA	Fri, Jan 31, 2014	31.50	32.06	30.42	30.94
278	NASDAQ	PRTA	Thu, Jan 30, 2014	30.23	32.81	30.10	32.03
277	NASDAQ	PRTA	Wed, Jan 29, 2014	26.95	30.10	26.75	29.79
276	NASDAQ	PRTA	Tue, Jan 28, 2014	24.91	27.37	24.42	27.14
275	NASDAQ	PRTA	Mon, Jan 27, 2014	25.87	26.11	24.50	25.63
274	NASDAQ	PRTA	Fri, Jan 24, 2014	26.71	26.75	25.04	25.95
273	NASDAQ	PRTA	Thu, Jan 23, 2014	26.82	27.55	26.13	26.94
272	NASDAQ	PRTA	Wed, Jan 22, 2014	27.12	28.00	26.13	26.54
271	NASDAQ	PRTA	Tue, Jan 21, 2014	26.04	27.09	24.68	26.97
270	NASDAQ	PRTA	Fri, Jan 17, 2014	26.65	26.92	25.88	26.11
269	NASDAQ	PRTA	Thu, Jan 16, 2014	26.14	26.75	26.11	26.60
268	NASDAQ	PRTA	Wed, Jan 15, 2014	26.35	26.45	25.54	26.25
267	NASDAQ	PRTA	Tue, Jan 14, 2014	24.83	26.47	24.81	26.37
266	NASDAQ	PRTA	Mon, Jan 13, 2014	27.00	27.28	24.50	24.65
265	NASDAQ	PRTA	Fri, Jan 10, 2014	26.81	27.30	26.50	26.99
264	NASDAQ	PRTA	Thu, Jan 9, 2014	27.59	27.88	26.80	26.90
263	NASDAQ	PRTA	Wed, Jan 8, 2014	27.49	28.20	27.40	27.59
262	NASDAQ	PRTA	Tue, Jan 7, 2014	27.45	27.92	27.25	27.40
261	NASDAQ	PRTA	Mon, Jan 6, 2014	27.91	28.21	26.81	27.23
260	NASDAQ	PRTA	Fri, Jan 3, 2014	28.58	28.89	27.59	27.65
259	NASDAQ	PRTA	Thu, Jan 2, 2014	26.52	29.21	26.52	28.10
258	NASDAQ	PRTA	Tue, Dec 31, 2013	26.74	27.53	26.00	26.52
257	NASDAQ	PRTA	Mon, Dec 30, 2013	27.27	27.99	26.47	26.66
256	NASDAQ	PRTA	Fri, Dec 27, 2013	27.60	27.60	26.03	27.20
255	NASDAQ	PRTA	Thu, Dec 26, 2013	27.52	27.79	27.25	27.49
254	NASDAQ	PRTA	Tue, Dec 24, 2013	28.02	28.19	27.34	27.49
253	NASDAQ	PRTA	Mon, Dec 23, 2013	27.55	28.20	27.40	27.88
252	NASDAQ	PRTA	Fri, Dec 20, 2013	27.88	28.35	27.08	27.50
251	NASDAQ	PRTA	Thu, Dec 19, 2013	28.05	28.50	27.22	27.73
250	NASDAQ	PRTA	Wed, Dec 18, 2013	28.42	28.64	27.27	28.02
249	NASDAQ	PRTA	Tue, Dec 17, 2013	29.14	29.75	28.01	28.08
248	NASDAQ	PRTA	Mon, Dec 16, 2013	28.33	29.92	27.92	29.04
247	NASDAQ	PRTA	Fri, Dec 13, 2013	27.73	28.45	27.30	28.16
246	NASDAQ	PRTA	Thu, Dec 12, 2013	29.20	30.55	27.21	27.73
245	NASDAQ	PRTA	Wed, Dec 11, 2013	28.11	28.49	27.30	27.39
244	NASDAQ	PRTA	Tue, Dec 10, 2013	27.91	28.50	27.60	28.16
243	NASDAQ	PRTA	Mon, Dec 9, 2013	28.08	28.49	27.71	28.02
242	NASDAQ	PRTA	Fri, Dec 6, 2013	27.52	28.52	27.11	28.05
241	NASDAQ	PRTA	Thu, Dec 5, 2013	26.61	27.43	26.37	27.30
240	NASDAQ	PRTA	Wed, Dec 4, 2013	27.14	27.47	26.35	26.69
239	NASDAQ	PRTA	Tue, Dec 3, 2013	28.54	29.17	26.82	27.35
238	NASDAQ	PRTA	Mon, Dec 2, 2013	28.23	29.25	28.23	28.56
237	NASDAQ	PRTA	Fri, Nov 29, 2013	27.94	28.25	27.30	28.23
236	NASDAQ	PRTA	Wed, Nov 27, 2013	28.08	28.47	26.99	27.71
235	NASDAQ	PRTA	Tue, Nov 26, 2013	27.00	28.49	26.96	27.98
234	NASDAQ	PRTA	Mon, Nov 25, 2013	27.24	27.79	26.74	26.93
233	NASDAQ	PRTA	Fri, Nov 22, 2013	25.65	27.25	25.00	27.11
232	NASDAQ	PRTA	Thu, Nov 21, 2013	26.38	26.38	25.38	25.55
231	NASDAQ	PRTA	Wed, Nov 20, 2013	26.42	27.45	26.01	26.17
230	NASDAQ	PRTA	Tue, Nov 19, 2013	25.86	26.81	25.50	26.25
229	NASDAQ	PRTA	Mon, Nov 18, 2013	26.85	27.57	25.79	25.93
228	NASDAQ	PRTA	Fri, Nov 15, 2013	26.88	27.70	26.62	26.72
227	NASDAQ	PRTA	Thu, Nov 14, 2013	27.15	27.49	26.80	27.09
226	NASDAQ	PRTA	Wed, Nov 13, 2013	25.37	27.09	25.37	27.07
225	NASDAQ	PRTA	Tue, Nov 12, 2013	25.86	25.86	25.37	25.54
224	NASDAQ	PRTA	Mon, Nov 11, 2013	25.03	26.49	25.00	25.86
223	NASDAQ	PRTA	Fri, Nov 8, 2013	23.31	25.00	23.31	24.90
222	NASDAQ	PRTA	Thu, Nov 7, 2013	23.90	24.17	23.27	23.29
221	NASDAQ	PRTA	Wed, Nov 6, 2013	24.19	24.34	23.77	23.85
220	NASDAQ	PRTA	Tue, Nov 5, 2013	24.24	24.40	23.82	24.18
219	NASDAQ	PRTA	Mon, Nov 4, 2013	24.50	24.64	24.22	24.34
218	NASDAQ	PRTA	Fri, Nov 1, 2013	24.02	24.68	23.72	24.26
217	NASDAQ	PRTA	Thu, Oct 31, 2013	24.52	24.77	23.70	24.04
216	NASDAQ	PRTA	Wed, Oct 30, 2013	24.19	24.40	23.88	24.21
215	NASDAQ	PRTA	Tue, Oct 29, 2013	23.85	24.38	23.63	24.10
214	NASDAQ	PRTA	Mon, Oct 28, 2013	23.69	23.99	23.27	23.74
213	NASDAQ	PRTA	Fri, Oct 25, 2013	23.00	23.60	22.72	23.60
212	NASDAQ	PRTA	Thu, Oct 24, 2013	22.64	23.09	22.28	22.86
211	NASDAQ	PRTA	Wed, Oct 23, 2013	22.64	22.85	21.95	22.70
210	NASDAQ	PRTA	Tue, Oct 22, 2013	21.92	22.74	21.79	22.68
209	NASDAQ	PRTA	Mon, Oct 21, 2013	20.93	22.15	20.68	21.83
208	NASDAQ	PRTA	Fri, Oct 18, 2013	20.96	21.02	20.36	20.97
207	NASDAQ	PRTA	Thu, Oct 17, 2013	19.82	21.00	19.52	20.67
206	NASDAQ	PRTA	Wed, Oct 16, 2013	20.41	20.59	19.91	19.93
205	NASDAQ	PRTA	Tue, Oct 15, 2013	20.27	20.43	19.75	20.33
204	NASDAQ	PRTA	Mon, Oct 14, 2013	20.60	20.60	20.25	20.39
203	NASDAQ	PRTA	Fri, Oct 11, 2013	20.91	21.15	20.26	20.67
202	NASDAQ	PRTA	Thu, Oct 10, 2013	20.95	21.32	20.44	21.00
201	NASDAQ	PRTA	Wed, Oct 9, 2013	21.25	21.31	20.25	20.75
200	NASDAQ	PRTA	Tue, Oct 8, 2013	22.00	22.20	21.15	21.20
199	NASDAQ	PRTA	Mon, Oct 7, 2013	22.00	22.40	21.25	21.97
198	NASDAQ	PRTA	Fri, Oct 4, 2013	22.25	23.10	21.99	22.07
197	NASDAQ	PRTA	Thu, Oct 3, 2013	23.69	25.26	21.95	22.08
196	NASDAQ	PRTA	Wed, Oct 2, 2013	19.85	23.48	19.85	23.37
195	NASDAQ	PRTA	Tue, Oct 1, 2013	20.17	20.17	18.93	20.04
194	NASDAQ	PRTA	Mon, Sep 30, 2013	20.24	20.75	19.73	20.23
193	NASDAQ	PRTA	Fri, Sep 27, 2013	19.97	20.32	19.10	20.24
192	NASDAQ	PRTA	Thu, Sep 26, 2013	20.08	20.45	19.50	19.99
191	NASDAQ	PRTA	Wed, Sep 25, 2013	19.80	20.55	19.78	20.04
190	NASDAQ	PRTA	Tue, Sep 24, 2013	20.92	20.92	19.60	19.86
189	NASDAQ	PRTA	Mon, Sep 23, 2013	20.97	21.10	20.42	20.97
188	NASDAQ	PRTA	Fri, Sep 20, 2013	20.17	21.82	19.76	20.98
187	NASDAQ	PRTA	Thu, Sep 19, 2013	19.48	20.28	19.36	20.18
186	NASDAQ	PRTA	Wed, Sep 18, 2013	20.02	20.09	19.04	19.78
185	NASDAQ	PRTA	Tue, Sep 17, 2013	20.10	20.46	20.04	20.22
184	NASDAQ	PRTA	Mon, Sep 16, 2013	20.35	20.53	19.84	20.10
183	NASDAQ	PRTA	Fri, Sep 13, 2013	19.79	20.35	19.68	20.15
182	NASDAQ	PRTA	Thu, Sep 12, 2013	19.70	20.22	19.70	19.78
181	NASDAQ	PRTA	Wed, Sep 11, 2013	19.86	20.39	19.61	19.77
180	NASDAQ	PRTA	Tue, Sep 10, 2013	19.96	20.54	19.56	19.99
179	NASDAQ	PRTA	Mon, Sep 9, 2013	19.70	20.09	19.78	20.00
178	NASDAQ	PRTA	Fri, Sep 6, 2013	20.04	20.39	19.63	19.71
177	NASDAQ	PRTA	Thu, Sep 5, 2013	20.20	20.78	20.10	20.14
176	NASDAQ	PRTA	Wed, Sep 4, 2013	20.02	20.64	19.75	20.20
175	NASDAQ	PRTA	Tue, Sep 3, 2013	20.06	20.58	19.85	20.17
174	NASDAQ	PRTA	Fri, Aug 30, 2013	21.10	21.43	19.73	20.04
173	NASDAQ	PRTA	Thu, Aug 29, 2013	20.64	21.75	19.76	21.18
172	NASDAQ	PRTA	Wed, Aug 28, 2013	19.98	21.27	19.00	20.73
171	NASDAQ	PRTA	Tue, Aug 27, 2013	20.91	21.32	19.28	20.08
170	NASDAQ	PRTA	Mon, Aug 26, 2013	18.88	22.48	18.86	20.99
169	NASDAQ	PRTA	Fri, Aug 23, 2013	17.64	18.84	17.64	18.76
168	NASDAQ	PRTA	Thu, Aug 22, 2013	17.26	17.75	17.17	17.72
167	NASDAQ	PRTA	Wed, Aug 21, 2013	17.16	17.46	16.48	17.28
166	NASDAQ	PRTA	Tue, Aug 20, 2013	17.00	17.47	17.00	17.25
165	NASDAQ	PRTA	Mon, Aug 19, 2013	16.15	17.89	15.75	17.03
164	NASDAQ	PRTA	Fri, Aug 16, 2013	16.00	16.62	15.62	16.05
163	NASDAQ	PRTA	Thu, Aug 15, 2013	15.83	16.71	15.83	16.09
162	NASDAQ	PRTA	Wed, Aug 14, 2013	16.00	16.16	15.71	16.00
161	NASDAQ	PRTA	Tue, Aug 13, 2013	16.37	16.37	15.74	16.00
160	NASDAQ	PRTA	Mon, Aug 12, 2013	15.49	16.32	15.00	16.26
159	NASDAQ	PRTA	Fri, Aug 9, 2013	16.92	16.92	15.50	15.75
158	NASDAQ	PRTA	Thu, Aug 8, 2013	17.32	17.32	16.69	16.89
157	NASDAQ	PRTA	Wed, Aug 7, 2013	17.15	17.49	17.15	17.16
156	NASDAQ	PRTA	Tue, Aug 6, 2013	17.61	17.62	17.05	17.15
155	NASDAQ	PRTA	Mon, Aug 5, 2013	17.80	17.80	17.50	17.64
154	NASDAQ	PRTA	Fri, Aug 2, 2013	17.49	17.91	17.41	17.65
153	NASDAQ	PRTA	Thu, Aug 1, 2013	17.34	18.19	16.88	17.63
152	NASDAQ	PRTA	Wed, Jul 31, 2013	16.69	17.53	16.65	17.37
151	NASDAQ	PRTA	Tue, Jul 30, 2013	16.95	17.19	16.68	16.73
150	NASDAQ	PRTA	Mon, Jul 29, 2013	17.20	17.30	16.72	16.99
149	NASDAQ	PRTA	Fri, Jul 26, 2013	17.08	17.37	16.95	17.25
148	NASDAQ	PRTA	Thu, Jul 25, 2013	17.12	17.36	16.88	17.25
147	NASDAQ	PRTA	Wed, Jul 24, 2013	16.65	17.38	16.61	17.18
146	NASDAQ	PRTA	Tue, Jul 23, 2013	16.58	16.78	16.11	16.68
145	NASDAQ	PRTA	Mon, Jul 22, 2013	16.69	17.29	16.12	16.42
144	NASDAQ	PRTA	Fri, Jul 19, 2013	17.17	17.59	16.49	16.58
143	NASDAQ	PRTA	Thu, Jul 18, 2013	16.98	17.70	16.93	17.29
142	NASDAQ	PRTA	Wed, Jul 17, 2013	16.73	17.32	16.66	16.97
141	NASDAQ	PRTA	Tue, Jul 16, 2013	17.12	18.00	16.21	16.66
140	NASDAQ	PRTA	Mon, Jul 15, 2013	15.53	18.20	15.53	16.75
139	NASDAQ	PRTA	Fri, Jul 12, 2013	13.34	15.58	13.34	15.53
138	NASDAQ	PRTA	Thu, Jul 11, 2013	13.39	13.87	13.17	13.40
137	NASDAQ	PRTA	Wed, Jul 10, 2013	13.18	13.45	13.03	13.20
136	NASDAQ	PRTA	Tue, Jul 9, 2013	12.75	13.35	12.25	13.15
135	NASDAQ	PRTA	Mon, Jul 8, 2013	12.70	12.90	12.57	12.72
134	NASDAQ	PRTA	Fri, Jul 5, 2013	12.78	12.81	12.14	12.53
133	NASDAQ	PRTA	Wed, Jul 3, 2013	12.47	12.71	12.16	12.59
132	NASDAQ	PRTA	Tue, Jul 2, 2013	12.99	13.38	12.27	12.39
131	NASDAQ	PRTA	Mon, Jul 1, 2013	13.00	13.52	12.57	12.98
130	NASDAQ	PRTA	Fri, Jun 28, 2013	12.01	13.36	12.01	12.91
129	NASDAQ	PRTA	Thu, Jun 27, 2013	11.38	12.31	10.95	11.95
128	NASDAQ	PRTA	Wed, Jun 26, 2013	11.69	12.22	10.68	11.18
127	NASDAQ	PRTA	Tue, Jun 25, 2013	11.57	11.95	11.40	11.68
126	NASDAQ	PRTA	Mon, Jun 24, 2013	12.08	12.34	11.14	11.36
125	NASDAQ	PRTA	Fri, Jun 21, 2013	13.50	13.77	11.95	12.06
124	NASDAQ	PRTA	Thu, Jun 20, 2013	13.04	14.00	13.04	13.71
123	NASDAQ	PRTA	Wed, Jun 19, 2013	12.82	13.84	12.51	13.00
122	NASDAQ	PRTA	Tue, Jun 18, 2013	11.06	12.89	11.00	12.77
121	NASDAQ	PRTA	Mon, Jun 17, 2013	11.43	11.46	10.92	11.01
120	NASDAQ	PRTA	Fri, Jun 14, 2013	10.79	11.55	10.45	11.36
119	NASDAQ	PRTA	Thu, Jun 13, 2013	10.62	11.36	10.46	10.56
118	NASDAQ	PRTA	Wed, Jun 12, 2013	11.01	11.01	10.17	10.98
117	NASDAQ	PRTA	Tue, Jun 11, 2013	10.85	11.33	10.85	11.01
116	NASDAQ	PRTA	Mon, Jun 10, 2013	10.79	11.00	10.78	10.93
115	NASDAQ	PRTA	Fri, Jun 7, 2013	9.46	10.80	9.46	10.79
114	NASDAQ	PRTA	Thu, Jun 6, 2013	9.37	10.17	9.36	9.48
113	NASDAQ	PRTA	Wed, Jun 5, 2013	9.50	9.79	9.14	9.45
112	NASDAQ	PRTA	Tue, Jun 4, 2013	9.75	10.09	9.51	9.51
111	NASDAQ	PRTA	Mon, Jun 3, 2013	10.03	10.33	9.75	9.75
110	NASDAQ	PRTA	Fri, May 31, 2013	10.60	10.65	9.75	9.94
109	NASDAQ	PRTA	Thu, May 30, 2013	10.45	10.99	10.45	10.55
108	NASDAQ	PRTA	Wed, May 29, 2013	10.62	11.02	10.35	10.35
107	NASDAQ	PRTA	Tue, May 28, 2013	11.36	11.36	9.98	10.70
106	NASDAQ	PRTA	Fri, May 24, 2013	10.03	10.85	10.03	10.28
105	NASDAQ	PRTA	Thu, May 23, 2013	9.72	10.50	9.41	10.10
104	NASDAQ	PRTA	Wed, May 22, 2013	10.55	10.90	10.00	10.00
103	NASDAQ	PRTA	Tue, May 21, 2013	10.11	10.66	10.11	10.55
102	NASDAQ	PRTA	Mon, May 20, 2013	9.89	10.24	9.50	10.00
101	NASDAQ	PRTA	Fri, May 17, 2013	9.33	10.15	9.33	9.86
100	NASDAQ	PRTA	Thu, May 16, 2013	8.25	9.37	8.25	9.33
99	NASDAQ	PRTA	Wed, May 15, 2013	8.30	8.39	8.25	8.25
98	NASDAQ	PRTA	Tue, May 14, 2013	8.20	8.40	8.20	8.34
97	NASDAQ	PRTA	Mon, May 13, 2013	8.24	8.35	8.20	8.20
96	NASDAQ	PRTA	Fri, May 10, 2013	8.30	8.30	8.20	8.28
95	NASDAQ	PRTA	Thu, May 9, 2013	8.21	8.30	8.19	8.29
94	NASDAQ	PRTA	Wed, May 8, 2013	8.28	8.35	8.00	8.00
93	NASDAQ	PRTA	Tue, May 7, 2013	8.43	8.43	8.19	8.32
92	NASDAQ	PRTA	Mon, May 6, 2013	8.31	8.39	8.27	8.38
91	NASDAQ	PRTA	Fri, May 3, 2013	8.29	8.39	8.18	8.31
90	NASDAQ	PRTA	Thu, May 2, 2013	8.20	8.30	8.20	8.30
89	NASDAQ	PRTA	Wed, May 1, 2013	8.27	8.35	8.21	8.21
88	NASDAQ	PRTA	Tue, Apr 30, 2013	8.29	8.40	8.26	8.26
87	NASDAQ	PRTA	Mon, Apr 29, 2013	8.25	8.35	8.25	8.35
86	NASDAQ	PRTA	Fri, Apr 26, 2013	7.97	8.45	7.97	8.28
85	NASDAQ	PRTA	Thu, Apr 25, 2013	7.95	8.02	7.95	7.97
84	NASDAQ	PRTA	Wed, Apr 24, 2013	7.99	8.00	7.90	7.94
83	NASDAQ	PRTA	Tue, Apr 23, 2013	7.90	8.00	7.90	8.00
82	NASDAQ	PRTA	Mon, Apr 22, 2013	7.85	8.00	7.80	8.00
81	NASDAQ	PRTA	Fri, Apr 19, 2013	7.99	8.05	7.85	7.85
80	NASDAQ	PRTA	Thu, Apr 18, 2013	7.80	8.13	7.75	8.02
79	NASDAQ	PRTA	Wed, Apr 17, 2013	7.81	8.00	7.73	7.88
78	NASDAQ	PRTA	Tue, Apr 16, 2013	7.99	8.00	7.66	7.93
77	NASDAQ	PRTA	Mon, Apr 15, 2013	7.89	8.01	7.50	8.00
76	NASDAQ	PRTA	Fri, Apr 12, 2013	7.73	8.01	7.51	7.86
75	NASDAQ	PRTA	Thu, Apr 11, 2013	7.60	7.85	7.53	7.85
74	NASDAQ	PRTA	Wed, Apr 10, 2013	7.41	7.74	7.18	7.63
73	NASDAQ	PRTA	Tue, Apr 9, 2013	6.90	7.48	6.68	7.44
72	NASDAQ	PRTA	Mon, Apr 8, 2013	6.73	6.96	6.56	6.73
71	NASDAQ	PRTA	Fri, Apr 5, 2013	6.60	6.76	6.56	6.76
70	NASDAQ	PRTA	Thu, Apr 4, 2013	6.65	6.74	6.61	6.64
69	NASDAQ	PRTA	Wed, Apr 3, 2013	6.62	6.75	6.60	6.60
68	NASDAQ	PRTA	Tue, Apr 2, 2013	6.58	6.69	6.49	6.61
67	NASDAQ	PRTA	Mon, Apr 1, 2013	6.59	6.74	6.51	6.73
66	NASDAQ	PRTA	Thu, Mar 28, 2013	6.53	6.69	6.43	6.69
65	NASDAQ	PRTA	Wed, Mar 27, 2013	6.58	6.68	6.49	6.64
64	NASDAQ	PRTA	Tue, Mar 26, 2013	6.53	6.68	6.51	6.59
63	NASDAQ	PRTA	Mon, Mar 25, 2013	6.63	6.73	6.50	6.50
62	NASDAQ	PRTA	Fri, Mar 22, 2013	6.72	6.72	6.59	6.64
61	NASDAQ	PRTA	Thu, Mar 21, 2013	6.58	6.79	6.43	6.78
60	NASDAQ	PRTA	Wed, Mar 20, 2013	6.42	6.65	6.41	6.57
59	NASDAQ	PRTA	Tue, Mar 19, 2013	6.61	6.61	6.44	6.45
58	NASDAQ	PRTA	Mon, Mar 18, 2013	6.41	6.65	6.41	6.65
57	NASDAQ	PRTA	Fri, Mar 15, 2013	6.04	6.56	6.04	6.44
56	NASDAQ	PRTA	Thu, Mar 14, 2013	6.54	6.63	6.53	6.62
55	NASDAQ	PRTA	Wed, Mar 13, 2013	6.52	6.64	6.52	6.57
54	NASDAQ	PRTA	Tue, Mar 12, 2013	6.56	6.60	6.50	6.60
53	NASDAQ	PRTA	Mon, Mar 11, 2013	6.41	6.64	6.41	6.56
52	NASDAQ	PRTA	Fri, Mar 8, 2013	6.33	6.53	6.29	6.41
51	NASDAQ	PRTA	Thu, Mar 7, 2013	6.30	6.51	6.27	6.51
50	NASDAQ	PRTA	Wed, Mar 6, 2013	6.50	6.50	6.21	6.28
49	NASDAQ	PRTA	Tue, Mar 5, 2013	6.37	6.55	6.25	6.25
48	NASDAQ	PRTA	Mon, Mar 4, 2013	6.19	6.44	6.19	6.44
47	NASDAQ	PRTA	Fri, Mar 1, 2013	6.10	6.42	6.10	6.18
46	NASDAQ	PRTA	Thu, Feb 28, 2013	6.48	6.60	6.16	6.17
45	NASDAQ	PRTA	Wed, Feb 27, 2013	6.41	6.54	6.33	6.48
44	NASDAQ	PRTA	Tue, Feb 26, 2013	6.22	6.57	6.22	6.55
43	NASDAQ	PRTA	Mon, Feb 25, 2013	6.56	6.60	6.40	6.50
42	NASDAQ	PRTA	Fri, Feb 22, 2013	6.48	6.68	6.37	6.57
41	NASDAQ	PRTA	Thu, Feb 21, 2013	6.07	6.49	6.07	6.33
40	NASDAQ	PRTA	Wed, Feb 20, 2013	6.05	6.45	6.02	6.24
39	NASDAQ	PRTA	Tue, Feb 19, 2013	6.16	6.16	6.00	6.10
38	NASDAQ	PRTA	Fri, Feb 15, 2013	6.02	6.31	6.01	6.01
37	NASDAQ	PRTA	Thu, Feb 14, 2013	6.02	6.30	6.02	6.22
36	NASDAQ	PRTA	Wed, Feb 13, 2013	6.07	6.22	6.00	6.05
35	NASDAQ	PRTA	Tue, Feb 12, 2013	6.05	6.24	6.02	6.24
34	NASDAQ	PRTA	Mon, Feb 11, 2013	6.30	6.56	6.03	6.07
33	NASDAQ	PRTA	Fri, Feb 8, 2013	7.00	7.00	6.26	6.27
32	NASDAQ	PRTA	Thu, Feb 7, 2013	6.61	6.89	6.35	6.62
31	NASDAQ	PRTA	Wed, Feb 6, 2013	6.50	6.74	6.34	6.70
30	NASDAQ	PRTA	Tue, Feb 5, 2013	6.56	6.68	6.47	6.51
29	NASDAQ	PRTA	Mon, Feb 4, 2013	6.50	6.70	6.28	6.63
28	NASDAQ	PRTA	Fri, Feb 1, 2013	6.01	6.74	5.90	6.44
27	NASDAQ	PRTA	Thu, Jan 31, 2013	6.02	6.24	6.00	6.01
26	NASDAQ	PRTA	Wed, Jan 30, 2013	6.24	6.26	6.05	6.05
25	NASDAQ	PRTA	Tue, Jan 29, 2013	6.00	6.24	6.00	6.13
24	NASDAQ	PRTA	Mon, Jan 28, 2013	6.27	6.28	5.97	6.05
23	NASDAQ	PRTA	Fri, Jan 25, 2013	5.89	6.25	5.87	6.11
22	NASDAQ	PRTA	Thu, Jan 24, 2013	5.88	6.20	5.88	6.00
21	NASDAQ	PRTA	Wed, Jan 23, 2013	6.00	6.20	5.81	6.01
20	NASDAQ	PRTA	Tue, Jan 22, 2013	5.96	6.08	5.82	5.96
19	NASDAQ	PRTA	Fri, Jan 18, 2013	5.64	6.16	5.64	6.14
18	NASDAQ	PRTA	Thu, Jan 17, 2013	5.95	6.26	5.81	5.84
17	NASDAQ	PRTA	Wed, Jan 16, 2013	6.03	6.30	5.90	5.97
16	NASDAQ	PRTA	Tue, Jan 15, 2013	6.48	6.48	6.07	6.26
15	NASDAQ	PRTA	Mon, Jan 14, 2013	6.25	6.59	6.25	6.46
14	NASDAQ	PRTA	Fri, Jan 11, 2013	5.76	6.49	5.76	6.43
13	NASDAQ	PRTA	Thu, Jan 10, 2013	5.90	6.23	5.89	6.10
12	NASDAQ	PRTA	Wed, Jan 9, 2013	6.01	6.18	5.99	6.04
11	NASDAQ	PRTA	Tue, Jan 8, 2013	6.07	6.24	6.00	6.00
10	NASDAQ	PRTA	Mon, Jan 7, 2013	6.50	6.60	6.18	6.29
9	NASDAQ	PRTA	Fri, Jan 4, 2013	6.65	6.71	6.50	6.55
8	NASDAQ	PRTA	Thu, Jan 3, 2013	6.90	7.10	6.75	6.83
7	NASDAQ	PRTA	Wed, Jan 2, 2013	7.50	7.50	6.70	7.00
6	NASDAQ	PRTA	Mon, Dec 31, 2012	6.95	7.33	6.87	7.33
5	NASDAQ	PRTA	Fri, Dec 28, 2012	6.73	6.94	6.60	6.87
4	NASDAQ	PRTA	Thu, Dec 27, 2012	6.75	7.05	6.70	6.90
3	NASDAQ	PRTA	Wed, Dec 26, 2012	7.10	7.20	6.76	6.80
2	NASDAQ	PRTA	Mon, Dec 24, 2012	7.50	7.78	6.80	6.80
1	NASDAQ	PRTA	Fri, Dec 21, 2012	8.10	8.10	6.60	7.20
#	Exchange	Symbol	Date	Open	High	Low	Close

Prothena Corp PLC NASDAQ:PRTA Historical Prices

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