Protagonist Therapeutics Inc NASDAQ:PTGX Historical Prices

Below are the 1902 trading days of historical prices for PTGX.

#	Exchange	Symbol	Date	Open	High	Low	Close
1902	NASDAQ	PTGX	Mon, Mar 4, 2024	32.31	32.74	31.20	31.28
1901	NASDAQ	PTGX	Fri, Mar 1, 2024	30.58	33.34	30.25	32.15
1900	NASDAQ	PTGX	Thu, Feb 29, 2024	31.00	31.32	30.13	30.38
1899	NASDAQ	PTGX	Wed, Feb 28, 2024	30.00	31.40	29.66	30.43
1898	NASDAQ	PTGX	Tue, Feb 27, 2024	29.62	29.99	29.33	29.59
1897	NASDAQ	PTGX	Mon, Feb 26, 2024	28.41	29.57	28.31	29.53
1896	NASDAQ	PTGX	Fri, Feb 23, 2024	27.74	28.56	27.41	28.48
1895	NASDAQ	PTGX	Thu, Feb 22, 2024	26.93	27.84	26.93	27.69
1894	NASDAQ	PTGX	Wed, Feb 21, 2024	27.17	27.75	26.32	26.78
1893	NASDAQ	PTGX	Tue, Feb 20, 2024	27.80	28.47	26.92	27.23
1892	NASDAQ	PTGX	Fri, Feb 16, 2024	28.00	28.68	27.87	28.05
1891	NASDAQ	PTGX	Thu, Feb 15, 2024	28.11	28.51	27.95	28.23
1890	NASDAQ	PTGX	Wed, Feb 14, 2024	27.45	28.24	27.18	27.88
1889	NASDAQ	PTGX	Tue, Feb 13, 2024	26.75	27.74	26.25	26.99
1888	NASDAQ	PTGX	Mon, Feb 12, 2024	26.79	28.41	26.79	28.29
1887	NASDAQ	PTGX	Fri, Feb 9, 2024	26.25	27.29	26.11	26.69
1886	NASDAQ	PTGX	Thu, Feb 8, 2024	25.40	26.44	25.26	26.11
1885	NASDAQ	PTGX	Wed, Feb 7, 2024	25.70	25.84	25.25	25.41
1884	NASDAQ	PTGX	Tue, Feb 6, 2024	25.83	25.92	25.22	25.76
1883	NASDAQ	PTGX	Mon, Feb 5, 2024	26.00	26.56	25.63	26.01
1882	NASDAQ	PTGX	Fri, Feb 2, 2024	28.47	28.47	26.30	26.49
1881	NASDAQ	PTGX	Thu, Feb 1, 2024	26.60	29.65	25.07	28.52
1880	NASDAQ	PTGX	Wed, Jan 31, 2024	25.51	25.87	24.91	25.01
1879	NASDAQ	PTGX	Tue, Jan 30, 2024	26.48	26.67	25.38	25.62
1878	NASDAQ	PTGX	Mon, Jan 29, 2024	25.12	26.77	24.30	26.62
1877	NASDAQ	PTGX	Fri, Jan 26, 2024	24.37	25.53	24.23	24.93
1876	NASDAQ	PTGX	Thu, Jan 25, 2024	24.93	25.00	24.21	24.33
1875	NASDAQ	PTGX	Wed, Jan 24, 2024	25.25	25.47	24.49	24.54
1874	NASDAQ	PTGX	Tue, Jan 23, 2024	25.29	25.55	24.39	24.98
1873	NASDAQ	PTGX	Mon, Jan 22, 2024	25.03	25.46	24.81	25.00
1872	NASDAQ	PTGX	Fri, Jan 19, 2024	24.20	24.87	23.89	24.77
1871	NASDAQ	PTGX	Thu, Jan 18, 2024	24.85	25.25	23.17	23.96
1870	NASDAQ	PTGX	Wed, Jan 17, 2024	24.16	24.69	23.91	24.69
1869	NASDAQ	PTGX	Tue, Jan 16, 2024	25.63	25.74	24.41	24.63
1868	NASDAQ	PTGX	Fri, Jan 12, 2024	24.63	26.06	24.49	25.90
1867	NASDAQ	PTGX	Thu, Jan 11, 2024	25.52	26.11	24.13	24.42
1866	NASDAQ	PTGX	Wed, Jan 10, 2024	25.38	28.10	25.29	26.20
1865	NASDAQ	PTGX	Tue, Jan 9, 2024	22.73	26.24	22.73	25.39
1864	NASDAQ	PTGX	Mon, Jan 8, 2024	21.77	23.06	21.71	23.02
1863	NASDAQ	PTGX	Fri, Jan 5, 2024	22.70	22.79	21.43	21.79
1862	NASDAQ	PTGX	Thu, Jan 4, 2024	22.68	23.64	22.44	22.82
1861	NASDAQ	PTGX	Wed, Jan 3, 2024	23.38	23.38	22.30	22.55
1860	NASDAQ	PTGX	Tue, Jan 2, 2024	22.95	23.50	22.59	23.42
1859	NASDAQ	PTGX	Fri, Dec 29, 2023	23.18	23.23	22.78	22.93
1858	NASDAQ	PTGX	Thu, Dec 28, 2023	23.36	23.88	23.05	23.13
1857	NASDAQ	PTGX	Wed, Dec 27, 2023	23.13	23.48	23.00	23.44
1856	NASDAQ	PTGX	Tue, Dec 26, 2023	22.53	23.17	22.42	23.02
1855	NASDAQ	PTGX	Fri, Dec 22, 2023	21.99	22.55	21.99	22.24
1854	NASDAQ	PTGX	Thu, Dec 21, 2023	21.07	21.70	20.88	21.61
1853	NASDAQ	PTGX	Wed, Dec 20, 2023	21.63	21.66	20.71	20.75
1852	NASDAQ	PTGX	Tue, Dec 19, 2023	20.99	21.98	20.75	21.80
1851	NASDAQ	PTGX	Mon, Dec 18, 2023	21.00	21.43	20.36	20.73
1850	NASDAQ	PTGX	Fri, Dec 15, 2023	20.80	21.38	20.62	21.07
1849	NASDAQ	PTGX	Thu, Dec 14, 2023	20.80	20.95	20.10	20.77
1848	NASDAQ	PTGX	Wed, Dec 13, 2023	19.62	20.38	19.16	20.35
1847	NASDAQ	PTGX	Tue, Dec 12, 2023	19.87	19.87	19.00	19.60
1846	NASDAQ	PTGX	Mon, Dec 11, 2023	20.25	20.25	19.40	19.96
1845	NASDAQ	PTGX	Fri, Dec 8, 2023	20.82	20.88	20.18	20.36
1844	NASDAQ	PTGX	Thu, Dec 7, 2023	21.04	21.29	20.82	20.91
1843	NASDAQ	PTGX	Wed, Dec 6, 2023	19.92	21.30	19.92	20.95
1842	NASDAQ	PTGX	Tue, Dec 5, 2023	18.07	19.92	18.07	19.70
1841	NASDAQ	PTGX	Mon, Dec 4, 2023	18.32	18.77	18.17	18.24
1840	NASDAQ	PTGX	Fri, Dec 1, 2023	18.12	18.75	17.70	18.56
1839	NASDAQ	PTGX	Thu, Nov 30, 2023	17.93	18.68	17.91	18.21
1838	NASDAQ	PTGX	Wed, Nov 29, 2023	17.63	18.14	17.63	17.69
1837	NASDAQ	PTGX	Tue, Nov 28, 2023	17.37	17.72	17.13	17.52
1836	NASDAQ	PTGX	Mon, Nov 27, 2023	17.13	17.51	16.80	17.42
1835	NASDAQ	PTGX	Fri, Nov 24, 2023	16.88	17.52	16.88	17.23
1834	NASDAQ	PTGX	Wed, Nov 22, 2023	17.52	17.59	16.80	16.83
1833	NASDAQ	PTGX	Tue, Nov 21, 2023	17.03	17.57	16.83	17.36
1832	NASDAQ	PTGX	Mon, Nov 20, 2023	16.74	17.27	16.63	17.24
1831	NASDAQ	PTGX	Fri, Nov 17, 2023	16.30	16.86	16.01	16.81
1830	NASDAQ	PTGX	Thu, Nov 16, 2023	16.24	16.40	15.58	16.12
1829	NASDAQ	PTGX	Wed, Nov 15, 2023	16.35	17.05	16.28	16.29
1828	NASDAQ	PTGX	Tue, Nov 14, 2023	16.48	16.94	16.36	16.47
1827	NASDAQ	PTGX	Mon, Nov 13, 2023	15.37	15.85	15.05	15.79
1826	NASDAQ	PTGX	Fri, Nov 10, 2023	15.05	15.58	14.78	15.49
1825	NASDAQ	PTGX	Thu, Nov 9, 2023	16.03	16.12	14.92	15.04
1824	NASDAQ	PTGX	Wed, Nov 8, 2023	16.43	16.43	15.42	15.97
1823	NASDAQ	PTGX	Tue, Nov 7, 2023	16.40	16.67	16.04	16.47
1822	NASDAQ	PTGX	Mon, Nov 6, 2023	16.61	16.87	16.26	16.29
1821	NASDAQ	PTGX	Fri, Nov 3, 2023	15.77	17.26	15.37	16.65
1820	NASDAQ	PTGX	Thu, Nov 2, 2023	15.42	15.54	15.15	15.41
1819	NASDAQ	PTGX	Wed, Nov 1, 2023	14.54	15.16	14.43	15.11
1818	NASDAQ	PTGX	Tue, Oct 31, 2023	14.19	14.57	13.76	14.54
1817	NASDAQ	PTGX	Mon, Oct 30, 2023	14.38	14.80	14.14	14.28
1816	NASDAQ	PTGX	Fri, Oct 27, 2023	14.30	14.30	13.75	14.08
1815	NASDAQ	PTGX	Thu, Oct 26, 2023	14.18	14.41	14.03	14.21
1814	NASDAQ	PTGX	Wed, Oct 25, 2023	13.97	14.30	13.72	14.09
1813	NASDAQ	PTGX	Tue, Oct 24, 2023	14.08	14.58	14.08	14.25
1812	NASDAQ	PTGX	Mon, Oct 23, 2023	14.32	14.74	14.05	14.05
1811	NASDAQ	PTGX	Fri, Oct 20, 2023	14.49	14.59	14.22	14.42
1810	NASDAQ	PTGX	Thu, Oct 19, 2023	14.86	14.96	14.36	14.41
1809	NASDAQ	PTGX	Wed, Oct 18, 2023	15.38	15.38	14.78	14.86
1808	NASDAQ	PTGX	Tue, Oct 17, 2023	15.66	16.30	15.39	15.49
1807	NASDAQ	PTGX	Mon, Oct 16, 2023	15.39	15.86	15.13	15.78
1806	NASDAQ	PTGX	Fri, Oct 13, 2023	15.40	15.53	15.15	15.44
1805	NASDAQ	PTGX	Thu, Oct 12, 2023	15.51	15.51	15.20	15.37
1804	NASDAQ	PTGX	Wed, Oct 11, 2023	16.28	16.36	15.28	15.60
1803	NASDAQ	PTGX	Tue, Oct 10, 2023	16.59	16.59	16.15	16.38
1802	NASDAQ	PTGX	Mon, Oct 9, 2023	16.24	16.63	15.90	16.52
1801	NASDAQ	PTGX	Fri, Oct 6, 2023	15.97	16.41	15.78	16.24
1800	NASDAQ	PTGX	Thu, Oct 5, 2023	15.88	16.53	15.81	16.23
1799	NASDAQ	PTGX	Wed, Oct 4, 2023	16.18	16.20	15.84	15.95
1798	NASDAQ	PTGX	Tue, Oct 3, 2023	16.23	16.42	16.08	16.24
1797	NASDAQ	PTGX	Mon, Oct 2, 2023	16.80	16.84	15.89	16.34
1796	NASDAQ	PTGX	Fri, Sep 29, 2023	17.26	17.31	16.33	16.68
1795	NASDAQ	PTGX	Thu, Sep 28, 2023	17.60	17.60	17.03	17.13
1794	NASDAQ	PTGX	Wed, Sep 27, 2023	17.50	17.78	17.24	17.57
1793	NASDAQ	PTGX	Tue, Sep 26, 2023	17.36	18.16	17.20	17.49
1792	NASDAQ	PTGX	Mon, Sep 25, 2023	17.02	17.21	16.44	17.19
1791	NASDAQ	PTGX	Fri, Sep 22, 2023	16.99	17.15	16.56	17.11
1790	NASDAQ	PTGX	Thu, Sep 21, 2023	16.86	17.05	16.54	16.98
1789	NASDAQ	PTGX	Wed, Sep 20, 2023	17.68	17.81	16.97	17.00
1788	NASDAQ	PTGX	Tue, Sep 19, 2023	17.69	17.91	17.58	17.68
1787	NASDAQ	PTGX	Mon, Sep 18, 2023	17.78	18.02	17.58	17.65
1786	NASDAQ	PTGX	Fri, Sep 15, 2023	18.07	18.07	17.39	17.90
1785	NASDAQ	PTGX	Thu, Sep 14, 2023	18.51	18.66	17.86	18.00
1784	NASDAQ	PTGX	Wed, Sep 13, 2023	18.78	18.95	18.43	18.44
1783	NASDAQ	PTGX	Tue, Sep 12, 2023	18.79	19.18	18.75	18.81
1782	NASDAQ	PTGX	Mon, Sep 11, 2023	18.86	18.86	18.75	18.75
1781	NASDAQ	PTGX	Fri, Sep 8, 2023	18.72	19.13	18.64	19.05
1780	NASDAQ	PTGX	Thu, Sep 7, 2023	19.65	19.76	18.72	18.76
1779	NASDAQ	PTGX	Wed, Sep 6, 2023	19.58	19.85	19.15	19.78
1778	NASDAQ	PTGX	Tue, Sep 5, 2023	19.65	19.90	19.18	19.57
1777	NASDAQ	PTGX	Fri, Sep 1, 2023	19.98	20.23	19.45	19.54
1776	NASDAQ	PTGX	Thu, Aug 31, 2023	19.97	20.29	19.67	19.82
1775	NASDAQ	PTGX	Wed, Aug 30, 2023	20.32	20.32	19.63	19.93
1774	NASDAQ	PTGX	Tue, Aug 29, 2023	20.25	20.46	20.11	20.25
1773	NASDAQ	PTGX	Mon, Aug 28, 2023	19.87	20.37	19.76	20.25
1772	NASDAQ	PTGX	Fri, Aug 25, 2023	19.38	20.15	19.11	19.92
1771	NASDAQ	PTGX	Thu, Aug 24, 2023	20.40	20.40	19.12	19.29
1770	NASDAQ	PTGX	Wed, Aug 23, 2023	20.20	20.58	20.06	20.37
1769	NASDAQ	PTGX	Tue, Aug 22, 2023	19.56	20.52	19.46	20.19
1768	NASDAQ	PTGX	Mon, Aug 21, 2023	19.15	19.64	18.79	19.53
1767	NASDAQ	PTGX	Fri, Aug 18, 2023	18.57	19.41	18.57	19.13
1766	NASDAQ	PTGX	Thu, Aug 17, 2023	18.51	19.06	18.48	18.75
1765	NASDAQ	PTGX	Wed, Aug 16, 2023	18.67	18.75	18.09	18.54
1764	NASDAQ	PTGX	Tue, Aug 15, 2023	19.03	19.18	18.72	18.76
1763	NASDAQ	PTGX	Mon, Aug 14, 2023	18.74	19.06	18.64	19.05
1762	NASDAQ	PTGX	Fri, Aug 11, 2023	18.68	19.27	18.67	18.91
1761	NASDAQ	PTGX	Thu, Aug 10, 2023	18.19	18.82	18.00	18.80
1760	NASDAQ	PTGX	Wed, Aug 9, 2023	18.22	18.53	17.82	18.23
1759	NASDAQ	PTGX	Tue, Aug 8, 2023	18.96	19.01	17.93	18.19
1758	NASDAQ	PTGX	Mon, Aug 7, 2023	19.05	19.26	18.72	18.93
1757	NASDAQ	PTGX	Fri, Aug 4, 2023	18.53	19.46	18.31	19.18
1756	NASDAQ	PTGX	Thu, Aug 3, 2023	18.40	18.85	18.22	18.57
1755	NASDAQ	PTGX	Wed, Aug 2, 2023	18.95	18.99	18.45	18.57
1754	NASDAQ	PTGX	Tue, Aug 1, 2023	19.28	19.35	18.77	19.02
1753	NASDAQ	PTGX	Mon, Jul 31, 2023	19.04	19.53	18.80	19.40
1752	NASDAQ	PTGX	Fri, Jul 28, 2023	18.97	19.42	18.97	19.09
1751	NASDAQ	PTGX	Thu, Jul 27, 2023	19.39	19.39	18.65	18.78
1750	NASDAQ	PTGX	Wed, Jul 26, 2023	19.34	19.68	19.10	19.13
1749	NASDAQ	PTGX	Tue, Jul 25, 2023	19.59	19.93	19.36	19.36
1748	NASDAQ	PTGX	Mon, Jul 24, 2023	19.95	20.15	19.28	19.58
1747	NASDAQ	PTGX	Fri, Jul 21, 2023	19.97	20.19	19.41	20.00
1746	NASDAQ	PTGX	Thu, Jul 20, 2023	19.95	20.19	19.56	19.90
1745	NASDAQ	PTGX	Wed, Jul 19, 2023	20.77	20.84	19.88	19.94
1744	NASDAQ	PTGX	Tue, Jul 18, 2023	21.17	21.44	20.58	20.69
1743	NASDAQ	PTGX	Mon, Jul 17, 2023	21.23	21.81	20.88	21.11
1742	NASDAQ	PTGX	Fri, Jul 14, 2023	21.46	21.77	21.19	21.25
1741	NASDAQ	PTGX	Thu, Jul 13, 2023	20.53	21.96	20.50	21.40
1740	NASDAQ	PTGX	Wed, Jul 12, 2023	23.19	23.24	20.20	20.44
1739	NASDAQ	PTGX	Tue, Jul 11, 2023	23.40	23.40	22.71	23.01
1738	NASDAQ	PTGX	Mon, Jul 10, 2023	23.06	23.54	22.64	23.48
1737	NASDAQ	PTGX	Fri, Jul 7, 2023	23.62	23.63	22.75	23.16
1736	NASDAQ	PTGX	Thu, Jul 6, 2023	23.72	23.83	22.49	23.66
1735	NASDAQ	PTGX	Wed, Jul 5, 2023	23.51	24.17	21.97	23.39
1734	NASDAQ	PTGX	Mon, Jul 3, 2023	26.70	26.81	16.65	22.31
1733	NASDAQ	PTGX	Fri, Jun 30, 2023	27.79	28.30	27.06	27.62
1732	NASDAQ	PTGX	Thu, Jun 29, 2023	28.16	28.37	27.25	27.67
1731	NASDAQ	PTGX	Wed, Jun 28, 2023	28.29	28.57	27.60	28.09
1730	NASDAQ	PTGX	Tue, Jun 27, 2023	28.94	29.25	28.01	28.08
1729	NASDAQ	PTGX	Mon, Jun 26, 2023	28.25	28.81	27.26	28.75
1728	NASDAQ	PTGX	Fri, Jun 23, 2023	27.28	27.89	26.87	27.61
1727	NASDAQ	PTGX	Thu, Jun 22, 2023	27.26	28.93	27.08	27.54
1726	NASDAQ	PTGX	Wed, Jun 21, 2023	26.99	27.87	26.75	27.51
1725	NASDAQ	PTGX	Tue, Jun 20, 2023	27.82	28.69	26.96	26.99
1724	NASDAQ	PTGX	Fri, Jun 16, 2023	29.08	29.08	27.23	27.71
1723	NASDAQ	PTGX	Thu, Jun 15, 2023	28.49	28.93	28.12	28.68
1722	NASDAQ	PTGX	Wed, Jun 14, 2023	29.09	29.09	28.41	28.72
1721	NASDAQ	PTGX	Tue, Jun 13, 2023	28.91	29.35	28.74	29.11
1720	NASDAQ	PTGX	Mon, Jun 12, 2023	29.42	30.10	28.57	28.98
1719	NASDAQ	PTGX	Fri, Jun 9, 2023	29.50	29.56	28.72	29.09
1718	NASDAQ	PTGX	Thu, Jun 8, 2023	28.83	29.42	28.40	29.36
1717	NASDAQ	PTGX	Wed, Jun 7, 2023	28.89	29.17	27.75	28.99
1716	NASDAQ	PTGX	Tue, Jun 6, 2023	28.85	29.30	28.43	28.91
1715	NASDAQ	PTGX	Mon, Jun 5, 2023	28.06	29.08	28.04	28.77
1714	NASDAQ	PTGX	Fri, Jun 2, 2023	27.58	28.26	27.27	28.20
1713	NASDAQ	PTGX	Thu, Jun 1, 2023	25.85	27.97	25.71	27.49
1712	NASDAQ	PTGX	Wed, May 31, 2023	25.43	26.14	25.06	26.07
1711	NASDAQ	PTGX	Tue, May 30, 2023	26.25	27.10	25.36	25.47
1710	NASDAQ	PTGX	Fri, May 26, 2023	25.29	26.45	25.21	26.25
1709	NASDAQ	PTGX	Thu, May 25, 2023	26.07	26.54	25.34	25.36
1708	NASDAQ	PTGX	Wed, May 24, 2023	25.00	25.15	24.44	25.12
1707	NASDAQ	PTGX	Tue, May 23, 2023	25.57	25.96	25.10	25.20
1706	NASDAQ	PTGX	Mon, May 22, 2023	26.31	26.73	25.47	25.60
1705	NASDAQ	PTGX	Fri, May 19, 2023	25.49	26.50	25.30	26.05
1704	NASDAQ	PTGX	Thu, May 18, 2023	26.09	26.87	24.73	25.04
1703	NASDAQ	PTGX	Wed, May 17, 2023	25.54	26.36	25.19	26.33
1702	NASDAQ	PTGX	Tue, May 16, 2023	25.68	25.68	24.05	25.40
1701	NASDAQ	PTGX	Mon, May 15, 2023	25.61	26.21	25.20	25.97
1700	NASDAQ	PTGX	Fri, May 12, 2023	24.97	25.38	24.58	25.37
1699	NASDAQ	PTGX	Thu, May 11, 2023	24.90	25.13	24.55	24.72
1698	NASDAQ	PTGX	Wed, May 10, 2023	25.50	25.67	24.82	25.02
1697	NASDAQ	PTGX	Tue, May 9, 2023	24.61	25.87	24.54	25.25
1696	NASDAQ	PTGX	Mon, May 8, 2023	25.13	25.74	24.47	24.93
1695	NASDAQ	PTGX	Fri, May 5, 2023	24.74	26.08	23.31	24.81
1694	NASDAQ	PTGX	Thu, May 4, 2023	24.29	24.61	23.20	23.60
1693	NASDAQ	PTGX	Wed, May 3, 2023	23.72	24.63	23.36	24.45
1692	NASDAQ	PTGX	Tue, May 2, 2023	23.46	24.23	22.93	23.73
1691	NASDAQ	PTGX	Mon, May 1, 2023	22.60	23.72	22.60	23.55
1690	NASDAQ	PTGX	Fri, Apr 28, 2023	22.50	23.03	22.15	22.60
1689	NASDAQ	PTGX	Thu, Apr 27, 2023	23.33	23.33	22.60	22.67
1688	NASDAQ	PTGX	Wed, Apr 26, 2023	23.21	23.67	23.16	23.26
1687	NASDAQ	PTGX	Tue, Apr 25, 2023	23.77	24.48	22.50	23.25
1686	NASDAQ	PTGX	Mon, Apr 24, 2023	23.91	24.09	23.07	23.75
1685	NASDAQ	PTGX	Fri, Apr 21, 2023	23.11	24.05	22.63	24.02
1684	NASDAQ	PTGX	Thu, Apr 20, 2023	23.29	23.75	23.07	23.11
1683	NASDAQ	PTGX	Wed, Apr 19, 2023	23.13	23.56	22.92	23.46
1682	NASDAQ	PTGX	Tue, Apr 18, 2023	20.69	23.25	20.50	23.21
1681	NASDAQ	PTGX	Mon, Apr 17, 2023	19.02	20.70	18.91	20.62
1680	NASDAQ	PTGX	Fri, Apr 14, 2023	19.71	19.71	18.36	18.74
1679	NASDAQ	PTGX	Thu, Apr 13, 2023	18.74	19.63	18.58	19.51
1678	NASDAQ	PTGX	Wed, Apr 12, 2023	18.58	19.21	17.93	18.65
1677	NASDAQ	PTGX	Tue, Apr 11, 2023	18.42	18.75	18.23	18.34
1676	NASDAQ	PTGX	Mon, Apr 10, 2023	18.30	18.58	17.85	18.45
1675	NASDAQ	PTGX	Thu, Apr 6, 2023	18.22	18.85	18.16	18.47
1674	NASDAQ	PTGX	Wed, Apr 5, 2023	19.32	20.16	17.64	18.02
1673	NASDAQ	PTGX	Tue, Apr 4, 2023	22.82	22.90	21.23	21.55
1672	NASDAQ	PTGX	Mon, Apr 3, 2023	23.00	23.91	22.74	22.82
1671	NASDAQ	PTGX	Fri, Mar 31, 2023	22.61	23.15	22.37	23.00
1670	NASDAQ	PTGX	Thu, Mar 30, 2023	22.39	23.15	22.10	22.49
1669	NASDAQ	PTGX	Wed, Mar 29, 2023	21.21	22.38	20.85	22.34
1668	NASDAQ	PTGX	Tue, Mar 28, 2023	21.67	21.81	21.00	21.02
1667	NASDAQ	PTGX	Mon, Mar 27, 2023	20.87	21.77	20.45	21.76
1666	NASDAQ	PTGX	Fri, Mar 24, 2023	20.74	21.02	20.41	20.73
1665	NASDAQ	PTGX	Thu, Mar 23, 2023	21.25	21.41	20.39	21.01
1664	NASDAQ	PTGX	Wed, Mar 22, 2023	22.71	22.71	21.00	21.04
1663	NASDAQ	PTGX	Tue, Mar 21, 2023	22.71	23.14	21.91	22.74
1662	NASDAQ	PTGX	Mon, Mar 20, 2023	22.75	23.65	22.30	22.78
1661	NASDAQ	PTGX	Fri, Mar 17, 2023	23.15	23.44	22.38	22.42
1660	NASDAQ	PTGX	Thu, Mar 16, 2023	24.00	24.00	21.42	23.15
1659	NASDAQ	PTGX	Wed, Mar 15, 2023	24.80	25.41	23.87	24.05
1658	NASDAQ	PTGX	Tue, Mar 14, 2023	25.53	25.69	24.76	25.28
1657	NASDAQ	PTGX	Mon, Mar 13, 2023	24.14	25.64	23.51	25.38
1656	NASDAQ	PTGX	Fri, Mar 10, 2023	24.35	25.38	23.09	25.00
1655	NASDAQ	PTGX	Thu, Mar 9, 2023	24.16	25.55	23.92	24.29
1654	NASDAQ	PTGX	Wed, Mar 8, 2023	23.16	24.30	22.47	24.12
1653	NASDAQ	PTGX	Tue, Mar 7, 2023	16.97	23.69	16.71	23.09
1652	NASDAQ	PTGX	Mon, Mar 6, 2023	15.71	15.71	15.01	15.20
1651	NASDAQ	PTGX	Fri, Mar 3, 2023	15.56	16.06	15.45	15.71
1650	NASDAQ	PTGX	Thu, Mar 2, 2023	15.46	15.69	15.24	15.46
1649	NASDAQ	PTGX	Wed, Mar 1, 2023	16.22	16.53	15.57	15.65
1648	NASDAQ	PTGX	Tue, Feb 28, 2023	16.01	16.33	15.76	16.22
1647	NASDAQ	PTGX	Mon, Feb 27, 2023	16.98	17.38	16.17	16.27
1646	NASDAQ	PTGX	Fri, Feb 24, 2023	16.10	17.28	15.94	16.87
1645	NASDAQ	PTGX	Thu, Feb 23, 2023	16.00	16.26	15.66	16.24
1644	NASDAQ	PTGX	Wed, Feb 22, 2023	15.83	16.25	15.72	15.81
1643	NASDAQ	PTGX	Tue, Feb 21, 2023	15.90	16.38	15.53	15.74
1642	NASDAQ	PTGX	Fri, Feb 17, 2023	15.62	16.25	15.47	16.17
1641	NASDAQ	PTGX	Thu, Feb 16, 2023	16.02	16.15	15.47	15.60
1640	NASDAQ	PTGX	Wed, Feb 15, 2023	15.67	16.40	15.43	16.32
1639	NASDAQ	PTGX	Tue, Feb 14, 2023	15.92	16.28	15.69	15.82
1638	NASDAQ	PTGX	Mon, Feb 13, 2023	17.18	17.37	15.93	16.04
1637	NASDAQ	PTGX	Fri, Feb 10, 2023	16.88	17.28	16.60	17.21
1636	NASDAQ	PTGX	Thu, Feb 9, 2023	16.77	17.97	16.75	17.02
1635	NASDAQ	PTGX	Wed, Feb 8, 2023	15.83	16.85	15.64	16.57
1634	NASDAQ	PTGX	Tue, Feb 7, 2023	14.96	15.93	14.93	15.83
1633	NASDAQ	PTGX	Mon, Feb 6, 2023	14.26	15.02	14.10	14.96
1632	NASDAQ	PTGX	Fri, Feb 3, 2023	14.26	14.63	14.25	14.33
1631	NASDAQ	PTGX	Thu, Feb 2, 2023	14.23	14.76	14.04	14.46
1630	NASDAQ	PTGX	Wed, Feb 1, 2023	13.28	14.28	13.18	14.06
1629	NASDAQ	PTGX	Tue, Jan 31, 2023	13.08	13.61	12.91	13.29
1628	NASDAQ	PTGX	Mon, Jan 30, 2023	13.33	13.46	12.80	12.99
1627	NASDAQ	PTGX	Fri, Jan 27, 2023	13.16	13.89	12.81	13.49
1626	NASDAQ	PTGX	Thu, Jan 26, 2023	13.16	13.37	12.87	13.18
1625	NASDAQ	PTGX	Wed, Jan 25, 2023	12.49	13.38	12.22	13.15
1624	NASDAQ	PTGX	Tue, Jan 24, 2023	11.47	12.78	11.21	12.70
1623	NASDAQ	PTGX	Mon, Jan 23, 2023	11.68	11.79	11.31	11.47
1622	NASDAQ	PTGX	Fri, Jan 20, 2023	11.94	12.04	11.43	11.66
1621	NASDAQ	PTGX	Thu, Jan 19, 2023	11.80	12.22	11.64	11.83
1620	NASDAQ	PTGX	Wed, Jan 18, 2023	11.85	12.32	11.59	11.86
1619	NASDAQ	PTGX	Tue, Jan 17, 2023	12.18	12.28	11.57	11.65
1618	NASDAQ	PTGX	Fri, Jan 13, 2023	12.59	12.78	11.97	12.17
1617	NASDAQ	PTGX	Thu, Jan 12, 2023	12.14	13.11	12.12	12.75
1616	NASDAQ	PTGX	Wed, Jan 11, 2023	11.74	12.14	11.40	12.06
1615	NASDAQ	PTGX	Tue, Jan 10, 2023	11.28	11.79	11.21	11.76
1614	NASDAQ	PTGX	Mon, Jan 9, 2023	11.70	12.06	11.32	11.34
1613	NASDAQ	PTGX	Fri, Jan 6, 2023	11.21	11.74	11.00	11.67
1612	NASDAQ	PTGX	Thu, Jan 5, 2023	11.00	11.30	10.85	11.11
1611	NASDAQ	PTGX	Wed, Jan 4, 2023	10.79	11.20	10.67	11.09
1610	NASDAQ	PTGX	Tue, Jan 3, 2023	11.02	11.14	10.62	10.78
1609	NASDAQ	PTGX	Fri, Dec 30, 2022	11.12	11.46	10.57	10.91
1608	NASDAQ	PTGX	Thu, Dec 29, 2022	10.42	11.29	10.32	11.17
1607	NASDAQ	PTGX	Wed, Dec 28, 2022	10.10	10.44	9.98	10.33
1606	NASDAQ	PTGX	Tue, Dec 27, 2022	10.08	10.19	10.00	10.10
1605	NASDAQ	PTGX	Fri, Dec 23, 2022	9.98	10.13	9.48	10.09
1604	NASDAQ	PTGX	Thu, Dec 22, 2022	9.66	9.89	9.39	9.81
1603	NASDAQ	PTGX	Wed, Dec 21, 2022	9.35	9.82	9.09	9.77
1602	NASDAQ	PTGX	Tue, Dec 20, 2022	9.11	9.34	8.80	9.30
1601	NASDAQ	PTGX	Mon, Dec 19, 2022	9.73	9.73	8.69	8.96
1600	NASDAQ	PTGX	Fri, Dec 16, 2022	9.32	9.82	8.40	9.70
1599	NASDAQ	PTGX	Thu, Dec 15, 2022	9.69	9.86	9.26	9.53
1598	NASDAQ	PTGX	Wed, Dec 14, 2022	8.88	9.90	8.80	9.84
1597	NASDAQ	PTGX	Tue, Dec 13, 2022	8.04	8.93	7.79	8.86
1596	NASDAQ	PTGX	Mon, Dec 12, 2022	7.55	8.01	7.45	7.82
1595	NASDAQ	PTGX	Fri, Dec 9, 2022	7.74	7.97	7.56	7.57
1594	NASDAQ	PTGX	Thu, Dec 8, 2022	7.70	7.97	7.45	7.78
1593	NASDAQ	PTGX	Wed, Dec 7, 2022	7.72	7.83	7.59	7.65
1592	NASDAQ	PTGX	Tue, Dec 6, 2022	7.68	7.80	7.60	7.68
1591	NASDAQ	PTGX	Mon, Dec 5, 2022	7.86	8.05	7.75	7.80
1590	NASDAQ	PTGX	Fri, Dec 2, 2022	7.50	8.16	7.50	8.07
1589	NASDAQ	PTGX	Thu, Dec 1, 2022	7.92	7.97	7.71	7.80
1588	NASDAQ	PTGX	Wed, Nov 30, 2022	7.57	7.92	7.49	7.91
1587	NASDAQ	PTGX	Tue, Nov 29, 2022	7.41	7.64	7.34	7.51
1586	NASDAQ	PTGX	Mon, Nov 28, 2022	7.57	7.62	7.24	7.36
1585	NASDAQ	PTGX	Fri, Nov 25, 2022	7.58	7.70	7.44	7.60
1584	NASDAQ	PTGX	Wed, Nov 23, 2022	7.78	7.94	7.53	7.60
1583	NASDAQ	PTGX	Tue, Nov 22, 2022	8.00	8.02	7.66	7.84
1582	NASDAQ	PTGX	Mon, Nov 21, 2022	8.06	8.09	7.78	8.04
1581	NASDAQ	PTGX	Fri, Nov 18, 2022	8.25	8.25	8.03	8.08
1580	NASDAQ	PTGX	Thu, Nov 17, 2022	7.95	8.02	7.72	7.99
1579	NASDAQ	PTGX	Wed, Nov 16, 2022	8.00	8.20	7.91	8.01
1578	NASDAQ	PTGX	Tue, Nov 15, 2022	8.58	8.58	7.83	8.04
1577	NASDAQ	PTGX	Mon, Nov 14, 2022	8.46	8.63	8.29	8.31
1576	NASDAQ	PTGX	Fri, Nov 11, 2022	8.42	8.61	8.15	8.48
1575	NASDAQ	PTGX	Thu, Nov 10, 2022	8.13	8.61	8.06	8.53
1574	NASDAQ	PTGX	Wed, Nov 9, 2022	7.88	8.40	7.69	7.71
1573	NASDAQ	PTGX	Tue, Nov 8, 2022	7.79	7.89	7.53	7.74
1572	NASDAQ	PTGX	Mon, Nov 7, 2022	7.94	8.07	7.73	7.75
1571	NASDAQ	PTGX	Fri, Nov 4, 2022	8.10	8.17	7.71	7.88
1570	NASDAQ	PTGX	Thu, Nov 3, 2022	7.93	8.15	7.86	7.88
1569	NASDAQ	PTGX	Wed, Nov 2, 2022	8.46	8.64	8.07	8.09
1568	NASDAQ	PTGX	Tue, Nov 1, 2022	8.25	8.63	8.15	8.46
1567	NASDAQ	PTGX	Mon, Oct 31, 2022	8.70	8.72	7.98	8.10
1566	NASDAQ	PTGX	Fri, Oct 28, 2022	8.32	8.62	8.15	8.58
1565	NASDAQ	PTGX	Thu, Oct 27, 2022	8.50	8.66	8.20	8.22
1564	NASDAQ	PTGX	Wed, Oct 26, 2022	8.39	8.66	8.27	8.39
1563	NASDAQ	PTGX	Tue, Oct 25, 2022	7.97	8.44	7.97	8.35
1562	NASDAQ	PTGX	Mon, Oct 24, 2022	8.32	8.32	7.88	7.96
1561	NASDAQ	PTGX	Fri, Oct 21, 2022	7.99	8.28	7.91	8.25
1560	NASDAQ	PTGX	Thu, Oct 20, 2022	8.02	8.37	7.94	7.94
1559	NASDAQ	PTGX	Wed, Oct 19, 2022	8.27	8.40	7.89	8.00
1558	NASDAQ	PTGX	Tue, Oct 18, 2022	8.44	8.53	8.21	8.36
1557	NASDAQ	PTGX	Mon, Oct 17, 2022	8.13	8.33	7.99	8.26
1556	NASDAQ	PTGX	Fri, Oct 14, 2022	8.39	8.51	7.94	7.99
1555	NASDAQ	PTGX	Thu, Oct 13, 2022	7.95	8.36	7.87	8.34
1554	NASDAQ	PTGX	Wed, Oct 12, 2022	8.18	8.25	7.98	8.17
1553	NASDAQ	PTGX	Tue, Oct 11, 2022	8.06	8.35	7.87	8.16
1552	NASDAQ	PTGX	Mon, Oct 10, 2022	8.30	8.33	8.03	8.08
1551	NASDAQ	PTGX	Fri, Oct 7, 2022	8.51	8.56	8.22	8.31
1550	NASDAQ	PTGX	Thu, Oct 6, 2022	8.62	8.78	8.55	8.65
1549	NASDAQ	PTGX	Wed, Oct 5, 2022	8.70	8.80	8.33	8.62
1548	NASDAQ	PTGX	Tue, Oct 4, 2022	8.81	9.01	8.73	8.83
1547	NASDAQ	PTGX	Mon, Oct 3, 2022	9.06	9.08	8.36	8.58
1546	NASDAQ	PTGX	Fri, Sep 30, 2022	8.36	8.79	8.28	8.43
1545	NASDAQ	PTGX	Thu, Sep 29, 2022	8.70	8.79	8.07	8.25
1544	NASDAQ	PTGX	Wed, Sep 28, 2022	8.52	8.93	8.50	8.81
1543	NASDAQ	PTGX	Tue, Sep 27, 2022	8.42	8.60	8.24	8.48
1542	NASDAQ	PTGX	Mon, Sep 26, 2022	8.21	8.65	8.17	8.20
1541	NASDAQ	PTGX	Fri, Sep 23, 2022	8.27	8.43	8.06	8.32
1540	NASDAQ	PTGX	Thu, Sep 22, 2022	8.46	8.53	8.16	8.36
1539	NASDAQ	PTGX	Wed, Sep 21, 2022	8.53	8.67	8.08	8.46
1538	NASDAQ	PTGX	Tue, Sep 20, 2022	7.80	8.39	7.80	8.38
1537	NASDAQ	PTGX	Mon, Sep 19, 2022	8.16	8.34	7.83	8.02
1536	NASDAQ	PTGX	Fri, Sep 16, 2022	8.18	8.45	7.68	8.36
1535	NASDAQ	PTGX	Thu, Sep 15, 2022	8.18	8.37	8.14	8.27
1534	NASDAQ	PTGX	Wed, Sep 14, 2022	8.61	8.68	8.03	8.23
1533	NASDAQ	PTGX	Tue, Sep 13, 2022	8.67	8.79	8.45	8.48
1532	NASDAQ	PTGX	Mon, Sep 12, 2022	8.84	9.11	8.44	9.00
1531	NASDAQ	PTGX	Fri, Sep 9, 2022	9.16	9.20	8.78	8.84
1530	NASDAQ	PTGX	Thu, Sep 8, 2022	8.70	9.18	8.69	9.12
1529	NASDAQ	PTGX	Wed, Sep 7, 2022	8.36	8.84	8.36	8.82
1528	NASDAQ	PTGX	Tue, Sep 6, 2022	9.00	9.00	8.37	8.39
1527	NASDAQ	PTGX	Fri, Sep 2, 2022	9.35	9.35	8.77	8.85
1526	NASDAQ	PTGX	Thu, Sep 1, 2022	8.65	9.20	8.43	9.18
1525	NASDAQ	PTGX	Wed, Aug 31, 2022	8.85	9.04	8.64	8.72
1524	NASDAQ	PTGX	Tue, Aug 30, 2022	9.21	9.35	8.56	8.71
1523	NASDAQ	PTGX	Mon, Aug 29, 2022	9.17	9.52	9.08	9.13
1522	NASDAQ	PTGX	Fri, Aug 26, 2022	10.04	10.09	9.22	9.33
1521	NASDAQ	PTGX	Thu, Aug 25, 2022	10.13	10.26	9.92	10.04
1520	NASDAQ	PTGX	Wed, Aug 24, 2022	9.38	10.07	9.33	9.97
1519	NASDAQ	PTGX	Tue, Aug 23, 2022	9.11	9.58	9.05	9.41
1518	NASDAQ	PTGX	Mon, Aug 22, 2022	9.40	9.57	8.93	9.05
1517	NASDAQ	PTGX	Fri, Aug 19, 2022	9.84	10.02	9.44	9.56
1516	NASDAQ	PTGX	Thu, Aug 18, 2022	10.21	10.21	9.83	10.03
1515	NASDAQ	PTGX	Wed, Aug 17, 2022	10.88	10.88	10.09	10.14
1514	NASDAQ	PTGX	Tue, Aug 16, 2022	11.37	11.37	10.76	10.83
1513	NASDAQ	PTGX	Mon, Aug 15, 2022	11.26	11.52	11.03	11.33
1512	NASDAQ	PTGX	Fri, Aug 12, 2022	10.56	11.53	10.42	11.40
1511	NASDAQ	PTGX	Thu, Aug 11, 2022	11.63	11.63	10.34	10.40
1510	NASDAQ	PTGX	Wed, Aug 10, 2022	11.34	11.70	11.26	11.45
1509	NASDAQ	PTGX	Tue, Aug 9, 2022	11.66	11.97	10.67	11.03
1508	NASDAQ	PTGX	Mon, Aug 8, 2022	11.44	11.70	11.19	11.66
1507	NASDAQ	PTGX	Fri, Aug 5, 2022	11.45	11.83	11.02	11.46
1506	NASDAQ	PTGX	Thu, Aug 4, 2022	11.32	11.73	11.12	11.71
1505	NASDAQ	PTGX	Wed, Aug 3, 2022	10.76	11.35	10.63	11.21
1504	NASDAQ	PTGX	Tue, Aug 2, 2022	9.70	10.68	9.70	10.63
1503	NASDAQ	PTGX	Mon, Aug 1, 2022	9.90	10.34	9.77	9.85
1502	NASDAQ	PTGX	Fri, Jul 29, 2022	10.29	10.29	9.63	9.95
1501	NASDAQ	PTGX	Thu, Jul 28, 2022	10.18	10.34	9.78	10.25
1500	NASDAQ	PTGX	Wed, Jul 27, 2022	9.86	10.18	9.57	10.13
1499	NASDAQ	PTGX	Tue, Jul 26, 2022	9.70	10.04	9.46	9.74
1498	NASDAQ	PTGX	Mon, Jul 25, 2022	10.04	10.11	9.46	9.80
1497	NASDAQ	PTGX	Fri, Jul 22, 2022	10.50	10.63	9.86	9.90
1496	NASDAQ	PTGX	Thu, Jul 21, 2022	10.05	10.68	9.94	10.64
1495	NASDAQ	PTGX	Wed, Jul 20, 2022	10.24	10.43	9.90	10.15
1494	NASDAQ	PTGX	Tue, Jul 19, 2022	9.76	10.31	9.45	10.25
1493	NASDAQ	PTGX	Mon, Jul 18, 2022	9.60	9.92	9.54	9.56
1492	NASDAQ	PTGX	Fri, Jul 15, 2022	9.35	9.48	9.04	9.46
1491	NASDAQ	PTGX	Thu, Jul 14, 2022	9.40	9.43	9.05	9.12
1490	NASDAQ	PTGX	Wed, Jul 13, 2022	9.01	9.58	8.97	9.47
1489	NASDAQ	PTGX	Tue, Jul 12, 2022	9.05	9.38	8.81	9.20
1488	NASDAQ	PTGX	Mon, Jul 11, 2022	9.50	9.64	8.94	9.00
1487	NASDAQ	PTGX	Fri, Jul 8, 2022	8.46	9.67	8.46	9.62
1486	NASDAQ	PTGX	Thu, Jul 7, 2022	8.20	8.59	8.08	8.56
1485	NASDAQ	PTGX	Wed, Jul 6, 2022	8.44	8.72	8.14	8.20
1484	NASDAQ	PTGX	Tue, Jul 5, 2022	7.75	8.47	7.71	8.46
1483	NASDAQ	PTGX	Fri, Jul 1, 2022	7.94	8.23	7.77	7.86
1482	NASDAQ	PTGX	Thu, Jun 30, 2022	8.01	8.07	7.76	7.91
1481	NASDAQ	PTGX	Wed, Jun 29, 2022	8.36	8.70	8.00	8.07
1480	NASDAQ	PTGX	Tue, Jun 28, 2022	9.18	9.30	8.30	8.45
1479	NASDAQ	PTGX	Mon, Jun 27, 2022	9.07	9.29	8.91	9.12
1478	NASDAQ	PTGX	Fri, Jun 24, 2022	9.35	9.43	8.57	9.08
1477	NASDAQ	PTGX	Thu, Jun 23, 2022	8.30	9.32	8.24	9.30
1476	NASDAQ	PTGX	Wed, Jun 22, 2022	8.02	8.60	7.92	8.28
1475	NASDAQ	PTGX	Tue, Jun 21, 2022	8.00	8.53	8.00	8.19
1474	NASDAQ	PTGX	Fri, Jun 17, 2022	7.45	8.01	7.45	7.86
1473	NASDAQ	PTGX	Thu, Jun 16, 2022	7.15	7.45	7.10	7.40
1472	NASDAQ	PTGX	Wed, Jun 15, 2022	7.39	7.72	7.27	7.48
1471	NASDAQ	PTGX	Tue, Jun 14, 2022	7.06	7.41	6.91	7.34
1470	NASDAQ	PTGX	Mon, Jun 13, 2022	7.18	7.28	6.93	7.06
1469	NASDAQ	PTGX	Fri, Jun 10, 2022	7.69	7.76	7.15	7.33
1468	NASDAQ	PTGX	Thu, Jun 9, 2022	8.86	9.13	7.88	7.89
1467	NASDAQ	PTGX	Wed, Jun 8, 2022	9.11	9.46	8.93	8.98
1466	NASDAQ	PTGX	Tue, Jun 7, 2022	8.81	9.26	8.69	9.21
1465	NASDAQ	PTGX	Mon, Jun 6, 2022	9.15	9.51	8.79	8.88
1464	NASDAQ	PTGX	Fri, Jun 3, 2022	8.82	9.21	8.67	9.20
1463	NASDAQ	PTGX	Thu, Jun 2, 2022	8.54	9.01	8.41	8.99
1462	NASDAQ	PTGX	Wed, Jun 1, 2022	8.85	8.95	8.32	8.53
1461	NASDAQ	PTGX	Tue, May 31, 2022	8.85	8.98	8.60	8.76
1460	NASDAQ	PTGX	Fri, May 27, 2022	8.35	8.90	8.21	8.90
1459	NASDAQ	PTGX	Thu, May 26, 2022	7.90	8.40	7.62	8.31
1458	NASDAQ	PTGX	Wed, May 25, 2022	7.74	7.92	7.56	7.86
1457	NASDAQ	PTGX	Tue, May 24, 2022	7.66	7.78	7.39	7.70
1456	NASDAQ	PTGX	Mon, May 23, 2022	7.99	7.99	7.68	7.83
1455	NASDAQ	PTGX	Fri, May 20, 2022	7.77	7.94	7.48	7.92
1454	NASDAQ	PTGX	Thu, May 19, 2022	7.93	8.04	7.62	7.77
1453	NASDAQ	PTGX	Wed, May 18, 2022	8.37	8.40	7.49	7.85
1452	NASDAQ	PTGX	Tue, May 17, 2022	8.76	8.85	8.39	8.61
1451	NASDAQ	PTGX	Mon, May 16, 2022	8.80	9.01	8.55	8.59
1450	NASDAQ	PTGX	Fri, May 13, 2022	8.58	8.88	8.40	8.81
1449	NASDAQ	PTGX	Thu, May 12, 2022	7.91	8.60	7.87	8.34
1448	NASDAQ	PTGX	Wed, May 11, 2022	9.04	9.39	7.94	8.00
1447	NASDAQ	PTGX	Tue, May 10, 2022	9.38	9.76	8.85	9.16
1446	NASDAQ	PTGX	Mon, May 9, 2022	9.00	9.23	8.68	8.82
1445	NASDAQ	PTGX	Fri, May 6, 2022	9.54	9.73	8.89	9.10
1444	NASDAQ	PTGX	Thu, May 5, 2022	10.20	10.26	9.59	9.80
1443	NASDAQ	PTGX	Wed, May 4, 2022	9.78	9.90	9.02	9.82
1442	NASDAQ	PTGX	Tue, May 3, 2022	9.56	9.94	9.46	9.83
1441	NASDAQ	PTGX	Mon, May 2, 2022	9.07	9.69	9.04	9.68
1440	NASDAQ	PTGX	Fri, Apr 29, 2022	9.00	9.79	8.94	9.09
1439	NASDAQ	PTGX	Thu, Apr 28, 2022	9.59	9.68	8.63	9.08
1438	NASDAQ	PTGX	Wed, Apr 27, 2022	9.34	9.81	9.01	9.39
1437	NASDAQ	PTGX	Tue, Apr 26, 2022	12.10	12.13	8.82	9.41
1436	NASDAQ	PTGX	Mon, Apr 25, 2022	18.71	19.07	18.40	18.80
1435	NASDAQ	PTGX	Fri, Apr 22, 2022	19.09	19.87	18.87	18.91
1434	NASDAQ	PTGX	Thu, Apr 21, 2022	19.67	20.21	19.00	19.18
1433	NASDAQ	PTGX	Wed, Apr 20, 2022	19.51	20.05	18.90	19.76
1432	NASDAQ	PTGX	Tue, Apr 19, 2022	19.19	20.00	18.67	19.35
1431	NASDAQ	PTGX	Mon, Apr 18, 2022	20.48	20.52	18.93	19.19
1430	NASDAQ	PTGX	Thu, Apr 14, 2022	20.09	21.37	19.16	19.95
1429	NASDAQ	PTGX	Wed, Apr 13, 2022	23.58	25.66	23.58	25.52
1428	NASDAQ	PTGX	Tue, Apr 12, 2022	24.37	25.24	23.22	23.56
1427	NASDAQ	PTGX	Mon, Apr 11, 2022	24.93	25.76	23.82	24.06
1426	NASDAQ	PTGX	Fri, Apr 8, 2022	25.35	25.63	24.84	25.17
1425	NASDAQ	PTGX	Thu, Apr 7, 2022	24.37	25.76	24.27	25.42
1424	NASDAQ	PTGX	Wed, Apr 6, 2022	23.86	24.61	23.45	24.50
1423	NASDAQ	PTGX	Tue, Apr 5, 2022	25.27	25.38	24.16	24.24
1422	NASDAQ	PTGX	Mon, Apr 4, 2022	23.88	25.31	23.88	24.91
1421	NASDAQ	PTGX	Fri, Apr 1, 2022	23.84	24.68	23.70	24.18
1420	NASDAQ	PTGX	Thu, Mar 31, 2022	23.92	24.28	23.47	23.68
1419	NASDAQ	PTGX	Wed, Mar 30, 2022	24.93	25.41	23.87	23.92
1418	NASDAQ	PTGX	Tue, Mar 29, 2022	24.94	26.00	24.75	25.10
1417	NASDAQ	PTGX	Mon, Mar 28, 2022	25.01	25.18	24.08	24.82
1416	NASDAQ	PTGX	Fri, Mar 25, 2022	25.43	25.97	24.73	24.96
1415	NASDAQ	PTGX	Thu, Mar 24, 2022	25.00	25.67	23.15	25.17
1414	NASDAQ	PTGX	Wed, Mar 23, 2022	26.55	26.61	25.50	26.11
1413	NASDAQ	PTGX	Tue, Mar 22, 2022	25.65	26.67	24.84	26.54
1412	NASDAQ	PTGX	Mon, Mar 21, 2022	27.29	27.31	25.19	25.26
1411	NASDAQ	PTGX	Fri, Mar 18, 2022	26.74	27.41	25.82	27.18
1410	NASDAQ	PTGX	Thu, Mar 17, 2022	26.27	27.30	26.00	27.26
1409	NASDAQ	PTGX	Wed, Mar 16, 2022	26.34	26.63	25.31	26.49
1408	NASDAQ	PTGX	Tue, Mar 15, 2022	24.97	26.00	24.92	25.82
1407	NASDAQ	PTGX	Mon, Mar 14, 2022	25.68	26.10	24.49	24.89
1406	NASDAQ	PTGX	Fri, Mar 11, 2022	26.54	26.66	25.22	25.51
1405	NASDAQ	PTGX	Thu, Mar 10, 2022	24.89	26.38	24.01	26.24
1404	NASDAQ	PTGX	Wed, Mar 9, 2022	24.35	25.52	24.09	25.41
1403	NASDAQ	PTGX	Tue, Mar 8, 2022	23.99	24.32	22.93	24.01
1402	NASDAQ	PTGX	Mon, Mar 7, 2022	24.70	24.98	23.19	23.85
1401	NASDAQ	PTGX	Fri, Mar 4, 2022	25.68	26.43	24.20	24.31
1400	NASDAQ	PTGX	Thu, Mar 3, 2022	26.66	27.15	25.87	26.25
1399	NASDAQ	PTGX	Wed, Mar 2, 2022	25.95	27.52	25.02	26.58
1398	NASDAQ	PTGX	Tue, Mar 1, 2022	24.29	27.97	24.29	26.25
1397	NASDAQ	PTGX	Mon, Feb 28, 2022	24.12	25.28	23.93	24.28
1396	NASDAQ	PTGX	Fri, Feb 25, 2022	24.34	25.08	23.91	24.49
1395	NASDAQ	PTGX	Thu, Feb 24, 2022	22.77	24.34	22.56	24.25
1394	NASDAQ	PTGX	Wed, Feb 23, 2022	24.40	24.56	23.21	23.34
1393	NASDAQ	PTGX	Tue, Feb 22, 2022	24.33	25.27	24.33	24.40
1392	NASDAQ	PTGX	Fri, Feb 18, 2022	25.50	26.04	24.57	24.85
1391	NASDAQ	PTGX	Thu, Feb 17, 2022	26.35	27.37	25.15	25.47
1390	NASDAQ	PTGX	Wed, Feb 16, 2022	28.49	28.92	26.56	26.70
1389	NASDAQ	PTGX	Tue, Feb 15, 2022	28.36	28.88	26.97	28.73
1388	NASDAQ	PTGX	Mon, Feb 14, 2022	27.28	28.58	27.16	27.36
1387	NASDAQ	PTGX	Fri, Feb 11, 2022	28.00	29.13	27.78	27.85
1386	NASDAQ	PTGX	Thu, Feb 10, 2022	28.16	28.52	26.91	27.45
1385	NASDAQ	PTGX	Wed, Feb 9, 2022	28.26	29.25	27.87	28.41
1384	NASDAQ	PTGX	Tue, Feb 8, 2022	28.20	28.37	27.10	27.92
1383	NASDAQ	PTGX	Mon, Feb 7, 2022	28.20	29.10	27.75	28.00
1382	NASDAQ	PTGX	Fri, Feb 4, 2022	29.05	29.45	28.07	28.24
1381	NASDAQ	PTGX	Thu, Feb 3, 2022	29.00	29.62	28.29	28.95
1380	NASDAQ	PTGX	Wed, Feb 2, 2022	30.30	30.42	29.31	29.41
1379	NASDAQ	PTGX	Tue, Feb 1, 2022	29.89	30.40	28.48	30.25
1378	NASDAQ	PTGX	Mon, Jan 31, 2022	28.27	29.75	28.27	29.29
1377	NASDAQ	PTGX	Fri, Jan 28, 2022	26.49	28.15	25.96	28.15
1376	NASDAQ	PTGX	Thu, Jan 27, 2022	29.18	29.65	26.27	26.38
1375	NASDAQ	PTGX	Wed, Jan 26, 2022	29.28	30.34	28.00	28.42
1374	NASDAQ	PTGX	Tue, Jan 25, 2022	28.45	29.92	27.35	28.80
1373	NASDAQ	PTGX	Mon, Jan 24, 2022	28.32	29.17	27.17	28.97
1372	NASDAQ	PTGX	Fri, Jan 21, 2022	31.43	32.16	29.04	29.33
1371	NASDAQ	PTGX	Thu, Jan 20, 2022	34.87	35.59	31.63	31.81
1370	NASDAQ	PTGX	Wed, Jan 19, 2022	34.36	36.16	34.11	34.27
1369	NASDAQ	PTGX	Tue, Jan 18, 2022	34.76	35.49	34.36	34.59
1368	NASDAQ	PTGX	Fri, Jan 14, 2022	30.95	36.12	30.95	35.96
1367	NASDAQ	PTGX	Thu, Jan 13, 2022	35.57	36.32	34.44	34.75
1366	NASDAQ	PTGX	Wed, Jan 12, 2022	35.04	35.96	34.69	35.39
1365	NASDAQ	PTGX	Tue, Jan 11, 2022	33.35	35.65	32.98	34.82
1364	NASDAQ	PTGX	Mon, Jan 10, 2022	34.52	35.00	33.83	34.53
1363	NASDAQ	PTGX	Fri, Jan 7, 2022	34.18	36.24	34.18	34.86
1362	NASDAQ	PTGX	Thu, Jan 6, 2022	34.62	36.08	33.86	34.54
1361	NASDAQ	PTGX	Wed, Jan 5, 2022	35.92	37.05	34.51	34.60
1360	NASDAQ	PTGX	Tue, Jan 4, 2022	35.50	36.85	34.68	36.08
1359	NASDAQ	PTGX	Mon, Jan 3, 2022	34.19	35.41	33.95	35.32
1358	NASDAQ	PTGX	Fri, Dec 31, 2021	34.17	34.60	33.89	34.20
1357	NASDAQ	PTGX	Thu, Dec 30, 2021	34.38	35.16	34.00	34.25
1356	NASDAQ	PTGX	Wed, Dec 29, 2021	34.06	34.59	33.75	34.38
1355	NASDAQ	PTGX	Tue, Dec 28, 2021	33.98	34.90	33.70	34.01
1354	NASDAQ	PTGX	Mon, Dec 27, 2021	33.56	34.31	33.56	34.19
1353	NASDAQ	PTGX	Thu, Dec 23, 2021	32.90	34.47	31.97	34.25
1352	NASDAQ	PTGX	Wed, Dec 22, 2021	32.07	32.84	31.22	32.63
1351	NASDAQ	PTGX	Tue, Dec 21, 2021	31.78	32.46	31.46	32.24
1350	NASDAQ	PTGX	Mon, Dec 20, 2021	29.94	31.86	28.78	31.68
1349	NASDAQ	PTGX	Fri, Dec 17, 2021	28.85	30.77	28.20	30.36
1348	NASDAQ	PTGX	Thu, Dec 16, 2021	30.74	31.22	28.61	28.94
1347	NASDAQ	PTGX	Wed, Dec 15, 2021	29.80	30.71	29.37	30.54
1346	NASDAQ	PTGX	Tue, Dec 14, 2021	31.16	31.48	28.77	29.75
1345	NASDAQ	PTGX	Mon, Dec 13, 2021	31.86	33.77	31.35	31.94
1344	NASDAQ	PTGX	Fri, Dec 10, 2021	32.73	33.06	31.68	31.81
1343	NASDAQ	PTGX	Thu, Dec 9, 2021	34.19	34.40	32.35	32.38
1342	NASDAQ	PTGX	Wed, Dec 8, 2021	33.65	34.45	33.10	34.04
1341	NASDAQ	PTGX	Tue, Dec 7, 2021	33.47	34.52	32.51	33.82
1340	NASDAQ	PTGX	Mon, Dec 6, 2021	32.35	33.23	31.06	32.81
1339	NASDAQ	PTGX	Fri, Dec 3, 2021	32.68	33.17	31.79	32.27
1338	NASDAQ	PTGX	Thu, Dec 2, 2021	30.81	32.91	30.75	32.69
1337	NASDAQ	PTGX	Wed, Dec 1, 2021	33.99	34.12	30.86	30.93
1336	NASDAQ	PTGX	Tue, Nov 30, 2021	32.26	33.77	31.06	33.62
1335	NASDAQ	PTGX	Mon, Nov 29, 2021	33.83	34.28	32.55	32.57
1334	NASDAQ	PTGX	Fri, Nov 26, 2021	33.29	34.91	32.35	33.26
1333	NASDAQ	PTGX	Wed, Nov 24, 2021	34.55	35.37	33.69	34.71
1332	NASDAQ	PTGX	Tue, Nov 23, 2021	34.20	34.84	33.07	34.69
1331	NASDAQ	PTGX	Mon, Nov 22, 2021	35.33	35.78	33.93	34.15
1330	NASDAQ	PTGX	Fri, Nov 19, 2021	36.42	36.84	34.92	35.03
1329	NASDAQ	PTGX	Thu, Nov 18, 2021	37.00	37.92	35.97	36.41
1328	NASDAQ	PTGX	Wed, Nov 17, 2021	36.58	37.26	35.91	36.42
1327	NASDAQ	PTGX	Tue, Nov 16, 2021	35.80	37.27	34.89	36.71
1326	NASDAQ	PTGX	Mon, Nov 15, 2021	37.27	38.11	35.51	35.74
1325	NASDAQ	PTGX	Fri, Nov 12, 2021	36.41	37.30	35.87	37.10
1324	NASDAQ	PTGX	Thu, Nov 11, 2021	35.77	36.70	35.45	36.25
1323	NASDAQ	PTGX	Wed, Nov 10, 2021	35.27	36.35	34.52	36.10
1322	NASDAQ	PTGX	Tue, Nov 9, 2021	34.39	35.80	33.22	35.51
1321	NASDAQ	PTGX	Mon, Nov 8, 2021	33.79	34.99	33.79	34.64
1320	NASDAQ	PTGX	Fri, Nov 5, 2021	33.94	34.74	32.77	33.74
1319	NASDAQ	PTGX	Thu, Nov 4, 2021	32.85	34.30	32.56	33.86
1318	NASDAQ	PTGX	Wed, Nov 3, 2021	32.22	33.02	31.84	32.93
1317	NASDAQ	PTGX	Tue, Nov 2, 2021	32.73	33.00	31.63	32.25
1316	NASDAQ	PTGX	Mon, Nov 1, 2021	31.60	33.16	31.33	32.96
1315	NASDAQ	PTGX	Fri, Oct 29, 2021	32.42	32.42	30.84	31.16
1314	NASDAQ	PTGX	Thu, Oct 28, 2021	32.00	33.12	31.52	32.37
1313	NASDAQ	PTGX	Wed, Oct 27, 2021	32.25	33.01	31.78	31.86
1312	NASDAQ	PTGX	Tue, Oct 26, 2021	32.01	32.78	31.45	32.42
1311	NASDAQ	PTGX	Mon, Oct 25, 2021	30.85	32.08	30.01	31.95
1310	NASDAQ	PTGX	Fri, Oct 22, 2021	30.93	31.45	30.02	30.96
1309	NASDAQ	PTGX	Thu, Oct 21, 2021	30.06	31.15	29.22	31.05
1308	NASDAQ	PTGX	Wed, Oct 20, 2021	29.44	30.29	28.56	29.99
1307	NASDAQ	PTGX	Tue, Oct 19, 2021	30.04	30.37	29.52	29.69
1306	NASDAQ	PTGX	Mon, Oct 18, 2021	30.93	31.05	29.81	30.12
1305	NASDAQ	PTGX	Fri, Oct 15, 2021	31.74	31.74	30.22	30.97
1304	NASDAQ	PTGX	Thu, Oct 14, 2021	32.14	33.20	31.14	31.19
1303	NASDAQ	PTGX	Wed, Oct 13, 2021	31.53	32.70	31.10	31.80
1302	NASDAQ	PTGX	Tue, Oct 12, 2021	35.36	35.52	30.83	31.72
1301	NASDAQ	PTGX	Mon, Oct 11, 2021	34.07	37.10	32.10	35.36
1300	NASDAQ	PTGX	Fri, Oct 8, 2021	18.12	18.75	18.01	18.24
1299	NASDAQ	PTGX	Thu, Oct 7, 2021	17.96	18.46	17.71	18.11
1298	NASDAQ	PTGX	Wed, Oct 6, 2021	17.87	18.17	17.50	17.63
1297	NASDAQ	PTGX	Tue, Oct 5, 2021	17.87	18.12	17.52	17.99
1296	NASDAQ	PTGX	Mon, Oct 4, 2021	17.86	18.75	17.52	17.75
1295	NASDAQ	PTGX	Fri, Oct 1, 2021	17.72	18.15	17.26	17.95
1294	NASDAQ	PTGX	Thu, Sep 30, 2021	17.57	18.10	17.57	17.72
1293	NASDAQ	PTGX	Wed, Sep 29, 2021	18.30	18.44	16.93	17.57
1292	NASDAQ	PTGX	Tue, Sep 28, 2021	18.70	18.99	18.02	18.23
1291	NASDAQ	PTGX	Mon, Sep 27, 2021	18.67	19.41	18.00	19.16
1290	NASDAQ	PTGX	Fri, Sep 24, 2021	17.62	18.93	17.47	18.81
1289	NASDAQ	PTGX	Thu, Sep 23, 2021	15.34	18.03	15.34	18.00
1288	NASDAQ	PTGX	Wed, Sep 22, 2021	15.87	16.27	14.75	15.47
1287	NASDAQ	PTGX	Tue, Sep 21, 2021	13.30	15.53	13.30	15.31
1286	NASDAQ	PTGX	Mon, Sep 20, 2021	16.77	16.80	12.80	12.95
1285	NASDAQ	PTGX	Fri, Sep 17, 2021	20.44	20.44	15.51	17.53
1284	NASDAQ	PTGX	Thu, Sep 16, 2021	46.34	46.54	45.69	46.13
1283	NASDAQ	PTGX	Wed, Sep 15, 2021	44.98	47.28	44.46	46.47
1282	NASDAQ	PTGX	Tue, Sep 14, 2021	45.39	46.11	45.00	45.06
1281	NASDAQ	PTGX	Mon, Sep 13, 2021	45.11	45.70	43.76	45.39
1280	NASDAQ	PTGX	Fri, Sep 10, 2021	45.93	46.37	44.73	45.08
1279	NASDAQ	PTGX	Thu, Sep 9, 2021	46.20	46.96	45.58	45.82
1278	NASDAQ	PTGX	Wed, Sep 8, 2021	48.48	48.48	46.06	46.37
1277	NASDAQ	PTGX	Tue, Sep 7, 2021	49.00	50.54	48.51	48.63
1276	NASDAQ	PTGX	Fri, Sep 3, 2021	49.45	49.75	48.82	48.88
1275	NASDAQ	PTGX	Thu, Sep 2, 2021	49.69	49.90	48.96	49.62
1274	NASDAQ	PTGX	Wed, Sep 1, 2021	48.40	49.74	47.95	49.69
1273	NASDAQ	PTGX	Tue, Aug 31, 2021	46.95	48.80	46.26	48.50
1272	NASDAQ	PTGX	Mon, Aug 30, 2021	47.75	48.47	46.60	46.76
1271	NASDAQ	PTGX	Fri, Aug 27, 2021	47.00	48.32	45.77	47.87
1270	NASDAQ	PTGX	Thu, Aug 26, 2021	49.05	49.85	47.07	47.15
1269	NASDAQ	PTGX	Wed, Aug 25, 2021	49.73	50.00	48.49	49.07
1268	NASDAQ	PTGX	Tue, Aug 24, 2021	49.50	49.90	48.38	49.67
1267	NASDAQ	PTGX	Mon, Aug 23, 2021	49.60	50.20	48.66	49.59
1266	NASDAQ	PTGX	Fri, Aug 20, 2021	48.02	49.82	48.02	49.22
1265	NASDAQ	PTGX	Thu, Aug 19, 2021	46.24	48.88	45.91	48.23
1264	NASDAQ	PTGX	Wed, Aug 18, 2021	48.02	48.52	46.53	46.66
1263	NASDAQ	PTGX	Tue, Aug 17, 2021	47.27	48.50	46.01	48.28
1262	NASDAQ	PTGX	Mon, Aug 16, 2021	47.43	48.87	46.75	47.85
1261	NASDAQ	PTGX	Fri, Aug 13, 2021	48.49	49.50	47.62	47.69
1260	NASDAQ	PTGX	Thu, Aug 12, 2021	47.81	49.29	47.11	48.61
1259	NASDAQ	PTGX	Wed, Aug 11, 2021	48.85	49.27	46.54	48.00
1258	NASDAQ	PTGX	Tue, Aug 10, 2021	49.08	50.49	47.88	49.60
1257	NASDAQ	PTGX	Mon, Aug 9, 2021	47.59	49.15	46.84	49.07
1256	NASDAQ	PTGX	Fri, Aug 6, 2021	48.92	49.25	47.27	48.11
1255	NASDAQ	PTGX	Thu, Aug 5, 2021	48.79	48.85	46.55	48.19
1254	NASDAQ	PTGX	Wed, Aug 4, 2021	49.10	49.95	48.49	48.98
1253	NASDAQ	PTGX	Tue, Aug 3, 2021	49.20	49.75	47.88	49.26
1252	NASDAQ	PTGX	Mon, Aug 2, 2021	49.67	49.86	48.40	49.08
1251	NASDAQ	PTGX	Fri, Jul 30, 2021	47.38	49.50	47.38	49.43
1250	NASDAQ	PTGX	Thu, Jul 29, 2021	47.61	49.00	46.66	47.12
1249	NASDAQ	PTGX	Wed, Jul 28, 2021	45.78	47.03	44.49	46.99
1248	NASDAQ	PTGX	Tue, Jul 27, 2021	46.60	47.00	44.94	45.51
1247	NASDAQ	PTGX	Mon, Jul 26, 2021	46.89	47.77	45.37	46.80
1246	NASDAQ	PTGX	Fri, Jul 23, 2021	47.04	47.89	45.55	47.02
1245	NASDAQ	PTGX	Thu, Jul 22, 2021	47.81	48.17	46.78	46.82
1244	NASDAQ	PTGX	Wed, Jul 21, 2021	48.70	48.70	46.85	47.96
1243	NASDAQ	PTGX	Tue, Jul 20, 2021	47.02	48.56	46.38	48.40
1242	NASDAQ	PTGX	Mon, Jul 19, 2021	44.91	47.27	44.55	46.72
1241	NASDAQ	PTGX	Fri, Jul 16, 2021	44.42	46.12	44.21	45.82
1240	NASDAQ	PTGX	Thu, Jul 15, 2021	44.52	45.00	43.27	44.26
1239	NASDAQ	PTGX	Wed, Jul 14, 2021	46.52	46.52	44.57	44.87
1238	NASDAQ	PTGX	Tue, Jul 13, 2021	46.00	46.60	45.44	46.12
1237	NASDAQ	PTGX	Mon, Jul 12, 2021	46.44	47.55	46.08	46.32
1236	NASDAQ	PTGX	Fri, Jul 9, 2021	45.62	46.40	45.32	46.19
1235	NASDAQ	PTGX	Thu, Jul 8, 2021	44.00	45.94	43.19	45.42
1234	NASDAQ	PTGX	Wed, Jul 7, 2021	45.02	46.14	44.40	45.17
1233	NASDAQ	PTGX	Tue, Jul 6, 2021	46.10	46.16	44.25	45.12
1232	NASDAQ	PTGX	Fri, Jul 2, 2021	46.59	47.00	45.66	46.36
1231	NASDAQ	PTGX	Thu, Jul 1, 2021	44.99	47.34	44.00	46.80
1230	NASDAQ	PTGX	Wed, Jun 30, 2021	43.82	45.93	43.64	44.88
1229	NASDAQ	PTGX	Tue, Jun 29, 2021	44.15	44.30	43.07	44.10
1228	NASDAQ	PTGX	Mon, Jun 28, 2021	43.63	45.02	43.42	43.87
1227	NASDAQ	PTGX	Fri, Jun 25, 2021	43.28	44.17	42.75	43.61
1226	NASDAQ	PTGX	Thu, Jun 24, 2021	43.63	44.37	42.19	42.88
1225	NASDAQ	PTGX	Wed, Jun 23, 2021	43.47	44.13	42.84	43.27
1224	NASDAQ	PTGX	Tue, Jun 22, 2021	43.28	44.08	42.08	43.40
1223	NASDAQ	PTGX	Mon, Jun 21, 2021	43.33	44.37	42.56	43.44
1222	NASDAQ	PTGX	Fri, Jun 18, 2021	43.00	43.75	41.49	42.47
1221	NASDAQ	PTGX	Thu, Jun 17, 2021	41.43	43.68	41.28	43.14
1220	NASDAQ	PTGX	Wed, Jun 16, 2021	39.79	42.31	39.50	41.71
1219	NASDAQ	PTGX	Tue, Jun 15, 2021	38.90	39.35	37.69	38.15
1218	NASDAQ	PTGX	Mon, Jun 14, 2021	40.36	41.22	39.07	41.11
1217	NASDAQ	PTGX	Fri, Jun 11, 2021	33.73	40.46	33.58	39.64
1216	NASDAQ	PTGX	Thu, Jun 10, 2021	35.53	36.09	33.33	33.84
1215	NASDAQ	PTGX	Wed, Jun 9, 2021	37.74	38.15	35.14	35.33
1214	NASDAQ	PTGX	Tue, Jun 8, 2021	35.86	37.56	35.61	37.44
1213	NASDAQ	PTGX	Mon, Jun 7, 2021	35.01	35.99	34.24	35.52
1212	NASDAQ	PTGX	Fri, Jun 4, 2021	34.94	35.26	34.61	34.81
1211	NASDAQ	PTGX	Thu, Jun 3, 2021	35.58	36.00	34.00	34.85
1210	NASDAQ	PTGX	Wed, Jun 2, 2021	34.43	34.86	33.54	34.49
1209	NASDAQ	PTGX	Tue, Jun 1, 2021	35.00	35.00	33.56	34.14
1208	NASDAQ	PTGX	Fri, May 28, 2021	35.60	35.77	35.05	35.11
1207	NASDAQ	PTGX	Thu, May 27, 2021	35.25	35.30	33.59	35.23
1206	NASDAQ	PTGX	Wed, May 26, 2021	35.26	35.32	34.06	34.91
1205	NASDAQ	PTGX	Tue, May 25, 2021	35.50	35.75	34.46	34.84
1204	NASDAQ	PTGX	Mon, May 24, 2021	35.49	36.50	35.03	35.31
1203	NASDAQ	PTGX	Fri, May 21, 2021	33.29	35.12	32.95	34.28
1202	NASDAQ	PTGX	Thu, May 20, 2021	31.59	33.07	31.58	32.92
1201	NASDAQ	PTGX	Wed, May 19, 2021	30.75	32.18	30.52	31.47
1200	NASDAQ	PTGX	Tue, May 18, 2021	30.29	32.21	30.29	31.59
1199	NASDAQ	PTGX	Mon, May 17, 2021	30.23	30.71	29.30	30.07
1198	NASDAQ	PTGX	Fri, May 14, 2021	29.13	30.75	29.13	30.47
1197	NASDAQ	PTGX	Thu, May 13, 2021	29.74	30.06	28.26	29.00
1196	NASDAQ	PTGX	Wed, May 12, 2021	28.98	31.56	28.85	29.29
1195	NASDAQ	PTGX	Tue, May 11, 2021	27.54	29.75	26.97	29.51
1194	NASDAQ	PTGX	Mon, May 10, 2021	30.09	30.09	28.07	28.29
1193	NASDAQ	PTGX	Fri, May 7, 2021	28.16	29.62	28.16	29.18
1192	NASDAQ	PTGX	Thu, May 6, 2021	28.69	28.95	27.03	28.02
1191	NASDAQ	PTGX	Wed, May 5, 2021	29.35	30.47	28.29	29.10
1190	NASDAQ	PTGX	Tue, May 4, 2021	28.83	29.71	27.45	29.35
1189	NASDAQ	PTGX	Mon, May 3, 2021	29.28	30.42	28.63	29.21
1188	NASDAQ	PTGX	Fri, Apr 30, 2021	29.46	30.24	28.66	28.94
1187	NASDAQ	PTGX	Thu, Apr 29, 2021	29.84	30.48	29.13	29.99
1186	NASDAQ	PTGX	Wed, Apr 28, 2021	29.49	29.68	29.05	29.61
1185	NASDAQ	PTGX	Tue, Apr 27, 2021	29.63	30.03	29.07	29.52
1184	NASDAQ	PTGX	Mon, Apr 26, 2021	29.56	29.88	28.89	29.64
1183	NASDAQ	PTGX	Fri, Apr 23, 2021	29.36	30.30	28.99	29.07
1182	NASDAQ	PTGX	Thu, Apr 22, 2021	28.02	30.13	27.79	29.35
1181	NASDAQ	PTGX	Wed, Apr 21, 2021	26.66	27.97	26.33	27.91
1180	NASDAQ	PTGX	Tue, Apr 20, 2021	26.03	26.67	25.85	26.62
1179	NASDAQ	PTGX	Mon, Apr 19, 2021	26.27	26.63	25.31	26.10
1178	NASDAQ	PTGX	Fri, Apr 16, 2021	26.88	26.94	25.88	26.55
1177	NASDAQ	PTGX	Thu, Apr 15, 2021	26.15	27.06	25.57	26.63
1176	NASDAQ	PTGX	Wed, Apr 14, 2021	25.68	27.07	25.40	25.99
1175	NASDAQ	PTGX	Tue, Apr 13, 2021	26.29	26.73	24.14	25.57
1174	NASDAQ	PTGX	Mon, Apr 12, 2021	26.29	26.91	25.00	26.22
1173	NASDAQ	PTGX	Fri, Apr 9, 2021	26.79	26.98	25.79	26.58
1172	NASDAQ	PTGX	Thu, Apr 8, 2021	26.09	26.79	25.97	26.70
1171	NASDAQ	PTGX	Wed, Apr 7, 2021	25.92	26.94	24.90	25.87
1170	NASDAQ	PTGX	Tue, Apr 6, 2021	26.71	27.06	25.75	25.87
1169	NASDAQ	PTGX	Mon, Apr 5, 2021	26.78	27.00	26.22	26.84
1168	NASDAQ	PTGX	Thu, Apr 1, 2021	26.06	27.09	26.06	26.71
1167	NASDAQ	PTGX	Wed, Mar 31, 2021	25.52	26.62	25.41	25.90
1166	NASDAQ	PTGX	Tue, Mar 30, 2021	24.94	25.45	24.53	25.31
1165	NASDAQ	PTGX	Mon, Mar 29, 2021	26.88	27.29	25.04	25.22
1164	NASDAQ	PTGX	Fri, Mar 26, 2021	28.79	28.80	26.35	27.21
1163	NASDAQ	PTGX	Thu, Mar 25, 2021	27.00	28.69	26.30	28.52
1162	NASDAQ	PTGX	Wed, Mar 24, 2021	29.01	29.45	27.22	27.44
1161	NASDAQ	PTGX	Tue, Mar 23, 2021	31.42	31.42	28.65	28.89
1160	NASDAQ	PTGX	Mon, Mar 22, 2021	31.24	32.10	30.37	31.09
1159	NASDAQ	PTGX	Fri, Mar 19, 2021	29.34	31.60	29.27	31.15
1158	NASDAQ	PTGX	Thu, Mar 18, 2021	30.94	31.19	29.40	29.41
1157	NASDAQ	PTGX	Wed, Mar 17, 2021	29.89	31.16	29.02	30.99
1156	NASDAQ	PTGX	Tue, Mar 16, 2021	30.58	30.65	29.56	30.25
1155	NASDAQ	PTGX	Mon, Mar 15, 2021	31.21	31.36	30.26	30.83
1154	NASDAQ	PTGX	Fri, Mar 12, 2021	30.57	31.26	30.09	31.00
1153	NASDAQ	PTGX	Thu, Mar 11, 2021	30.93	31.06	29.20	31.05
1152	NASDAQ	PTGX	Wed, Mar 10, 2021	30.31	30.70	29.15	29.83
1151	NASDAQ	PTGX	Tue, Mar 9, 2021	30.22	30.75	29.53	30.00
1150	NASDAQ	PTGX	Mon, Mar 8, 2021	29.20	30.33	28.41	29.65
1149	NASDAQ	PTGX	Fri, Mar 5, 2021	28.80	29.26	25.36	29.12
1148	NASDAQ	PTGX	Thu, Mar 4, 2021	28.92	29.71	27.54	28.11
1147	NASDAQ	PTGX	Wed, Mar 3, 2021	30.00	31.58	28.75	29.35
1146	NASDAQ	PTGX	Tue, Mar 2, 2021	27.50	29.74	27.05	29.35
1145	NASDAQ	PTGX	Mon, Mar 1, 2021	24.01	26.87	24.01	26.75
1144	NASDAQ	PTGX	Fri, Feb 26, 2021	24.50	24.72	23.35	23.57
1143	NASDAQ	PTGX	Thu, Feb 25, 2021	25.29	26.01	23.95	23.99
1142	NASDAQ	PTGX	Wed, Feb 24, 2021	25.51	25.75	24.67	25.31
1141	NASDAQ	PTGX	Tue, Feb 23, 2021	25.36	25.85	22.51	25.71
1140	NASDAQ	PTGX	Mon, Feb 22, 2021	25.24	26.72	24.83	25.69
1139	NASDAQ	PTGX	Fri, Feb 19, 2021	25.89	27.05	25.50	25.63
1138	NASDAQ	PTGX	Thu, Feb 18, 2021	25.06	26.07	23.94	25.75
1137	NASDAQ	PTGX	Wed, Feb 17, 2021	26.81	26.99	25.06	25.45
1136	NASDAQ	PTGX	Tue, Feb 16, 2021	26.91	27.24	25.80	27.02
1135	NASDAQ	PTGX	Fri, Feb 12, 2021	25.10	26.53	24.22	26.14
1134	NASDAQ	PTGX	Thu, Feb 11, 2021	24.84	25.34	24.36	25.09
1133	NASDAQ	PTGX	Wed, Feb 10, 2021	25.78	26.16	24.11	24.59
1132	NASDAQ	PTGX	Tue, Feb 9, 2021	24.72	26.37	24.18	25.56
1131	NASDAQ	PTGX	Mon, Feb 8, 2021	22.76	24.66	22.55	24.64
1130	NASDAQ	PTGX	Fri, Feb 5, 2021	21.79	23.06	21.64	22.38
1129	NASDAQ	PTGX	Thu, Feb 4, 2021	21.47	21.86	21.08	21.44
1128	NASDAQ	PTGX	Wed, Feb 3, 2021	22.23	22.41	21.39	21.58
1127	NASDAQ	PTGX	Tue, Feb 2, 2021	21.09	22.05	20.60	21.95
1126	NASDAQ	PTGX	Mon, Feb 1, 2021	21.06	21.40	20.11	20.73
1125	NASDAQ	PTGX	Fri, Jan 29, 2021	21.51	22.11	20.13	20.71
1124	NASDAQ	PTGX	Thu, Jan 28, 2021	21.03	21.97	20.89	21.26
1123	NASDAQ	PTGX	Wed, Jan 27, 2021	22.40	22.70	20.53	20.66
1122	NASDAQ	PTGX	Tue, Jan 26, 2021	23.91	24.41	22.95	23.09
1121	NASDAQ	PTGX	Mon, Jan 25, 2021	22.34	23.72	22.11	23.63
1120	NASDAQ	PTGX	Fri, Jan 22, 2021	23.27	23.69	22.16	22.36
1119	NASDAQ	PTGX	Thu, Jan 21, 2021	24.50	24.56	22.94	23.54
1118	NASDAQ	PTGX	Wed, Jan 20, 2021	24.94	25.50	24.00	24.56
1117	NASDAQ	PTGX	Tue, Jan 19, 2021	24.93	24.97	23.94	24.82
1116	NASDAQ	PTGX	Fri, Jan 15, 2021	23.27	24.62	23.13	24.37
1115	NASDAQ	PTGX	Thu, Jan 14, 2021	21.58	23.25	21.51	22.85
1114	NASDAQ	PTGX	Wed, Jan 13, 2021	21.31	22.14	20.94	21.33
1113	NASDAQ	PTGX	Tue, Jan 12, 2021	20.53	21.64	20.53	21.21
1112	NASDAQ	PTGX	Mon, Jan 11, 2021	20.39	21.18	20.12	20.62
1111	NASDAQ	PTGX	Fri, Jan 8, 2021	20.99	21.47	20.20	20.65
1110	NASDAQ	PTGX	Thu, Jan 7, 2021	19.69	21.45	19.69	21.16
1109	NASDAQ	PTGX	Wed, Jan 6, 2021	19.85	20.27	18.82	19.69
1108	NASDAQ	PTGX	Tue, Jan 5, 2021	19.55	20.12	18.88	19.02
1107	NASDAQ	PTGX	Mon, Jan 4, 2021	20.31	20.50	19.36	19.60
1106	NASDAQ	PTGX	Thu, Dec 31, 2020	20.05	20.37	19.25	20.16
1105	NASDAQ	PTGX	Wed, Dec 30, 2020	21.34	21.34	19.21	19.99
1104	NASDAQ	PTGX	Tue, Dec 29, 2020	22.98	23.59	20.75	21.37
1103	NASDAQ	PTGX	Mon, Dec 28, 2020	24.00	24.03	22.27	23.05
1102	NASDAQ	PTGX	Thu, Dec 24, 2020	23.89	24.53	23.36	23.75
1101	NASDAQ	PTGX	Wed, Dec 23, 2020	25.59	25.59	23.33	23.90
1100	NASDAQ	PTGX	Tue, Dec 22, 2020	23.48	25.65	23.31	25.13
1099	NASDAQ	PTGX	Mon, Dec 21, 2020	20.85	23.63	20.22	23.49
1098	NASDAQ	PTGX	Fri, Dec 18, 2020	21.01	21.68	19.88	21.12
1097	NASDAQ	PTGX	Thu, Dec 17, 2020	21.88	21.98	20.20	20.42
1096	NASDAQ	PTGX	Wed, Dec 16, 2020	21.02	22.00	20.30	21.71
1095	NASDAQ	PTGX	Tue, Dec 15, 2020	21.07	21.10	19.48	19.76
1094	NASDAQ	PTGX	Mon, Dec 14, 2020	21.89	22.33	20.78	20.92
1093	NASDAQ	PTGX	Fri, Dec 11, 2020	23.42	23.91	20.89	21.52
1092	NASDAQ	PTGX	Thu, Dec 10, 2020	21.89	22.24	20.62	21.56
1091	NASDAQ	PTGX	Wed, Dec 9, 2020	24.48	24.48	22.50	23.44
1090	NASDAQ	PTGX	Tue, Dec 8, 2020	22.91	24.50	22.38	24.45
1089	NASDAQ	PTGX	Mon, Dec 7, 2020	23.17	23.90	22.61	22.91
1088	NASDAQ	PTGX	Fri, Dec 4, 2020	21.29	22.41	21.07	22.41
1087	NASDAQ	PTGX	Thu, Dec 3, 2020	21.68	22.86	21.04	21.30
1086	NASDAQ	PTGX	Wed, Dec 2, 2020	23.45	23.45	21.51	21.99
1085	NASDAQ	PTGX	Tue, Dec 1, 2020	24.02	24.90	22.90	23.17
1084	NASDAQ	PTGX	Mon, Nov 30, 2020	24.08	24.73	22.79	24.16
1083	NASDAQ	PTGX	Fri, Nov 27, 2020	23.49	24.96	23.20	23.85
1082	NASDAQ	PTGX	Wed, Nov 25, 2020	22.51	23.61	22.05	23.13
1081	NASDAQ	PTGX	Tue, Nov 24, 2020	22.03	22.80	21.67	22.23
1080	NASDAQ	PTGX	Mon, Nov 23, 2020	21.99	22.60	21.60	22.05
1079	NASDAQ	PTGX	Fri, Nov 20, 2020	21.25	21.87	20.30	21.73
1078	NASDAQ	PTGX	Thu, Nov 19, 2020	22.19	23.75	21.00	21.50
1077	NASDAQ	PTGX	Wed, Nov 18, 2020	21.59	23.14	21.44	22.17
1076	NASDAQ	PTGX	Tue, Nov 17, 2020	21.76	22.15	21.36	21.86
1075	NASDAQ	PTGX	Mon, Nov 16, 2020	22.56	22.79	21.46	21.96
1074	NASDAQ	PTGX	Fri, Nov 13, 2020	23.10	23.29	22.04	22.21
1073	NASDAQ	PTGX	Thu, Nov 12, 2020	22.53	24.02	22.29	22.68
1072	NASDAQ	PTGX	Wed, Nov 11, 2020	22.70	22.97	20.86	22.42
1071	NASDAQ	PTGX	Tue, Nov 10, 2020	21.95	23.06	21.21	22.51
1070	NASDAQ	PTGX	Mon, Nov 9, 2020	21.97	22.95	20.73	21.52
1069	NASDAQ	PTGX	Fri, Nov 6, 2020	23.20	23.43	21.24	21.28
1068	NASDAQ	PTGX	Thu, Nov 5, 2020	22.00	23.17	21.65	23.05
1067	NASDAQ	PTGX	Wed, Nov 4, 2020	20.03	21.98	20.03	21.22
1066	NASDAQ	PTGX	Tue, Nov 3, 2020	19.79	20.28	18.77	20.18
1065	NASDAQ	PTGX	Mon, Nov 2, 2020	19.14	19.65	18.75	19.50
1064	NASDAQ	PTGX	Fri, Oct 30, 2020	18.51	19.25	17.44	18.95
1063	NASDAQ	PTGX	Thu, Oct 29, 2020	18.45	18.78	18.16	18.49
1062	NASDAQ	PTGX	Wed, Oct 28, 2020	19.76	19.76	18.43	18.50
1061	NASDAQ	PTGX	Tue, Oct 27, 2020	19.31	20.28	18.95	20.27
1060	NASDAQ	PTGX	Mon, Oct 26, 2020	19.82	20.36	19.07	19.38
1059	NASDAQ	PTGX	Fri, Oct 23, 2020	20.33	20.39	19.55	19.95
1058	NASDAQ	PTGX	Thu, Oct 22, 2020	19.59	20.38	19.40	20.21
1057	NASDAQ	PTGX	Wed, Oct 21, 2020	20.53	20.66	18.85	19.48
1056	NASDAQ	PTGX	Tue, Oct 20, 2020	20.26	20.66	19.51	20.13
1055	NASDAQ	PTGX	Mon, Oct 19, 2020	20.92	20.99	19.88	20.04
1054	NASDAQ	PTGX	Fri, Oct 16, 2020	20.52	21.09	20.34	20.82
1053	NASDAQ	PTGX	Thu, Oct 15, 2020	20.68	21.10	20.20	20.52
1052	NASDAQ	PTGX	Wed, Oct 14, 2020	21.59	22.17	20.93	20.97
1051	NASDAQ	PTGX	Tue, Oct 13, 2020	21.73	22.10	20.79	21.57
1050	NASDAQ	PTGX	Mon, Oct 12, 2020	21.32	22.55	20.66	22.06
1049	NASDAQ	PTGX	Fri, Oct 9, 2020	21.33	21.94	20.63	21.14
1048	NASDAQ	PTGX	Thu, Oct 8, 2020	22.75	22.80	20.90	21.10
1047	NASDAQ	PTGX	Wed, Oct 7, 2020	21.20	21.75	20.91	21.44
1046	NASDAQ	PTGX	Tue, Oct 6, 2020	21.26	21.90	20.89	21.03
1045	NASDAQ	PTGX	Mon, Oct 5, 2020	20.40	21.25	20.40	21.09
1044	NASDAQ	PTGX	Fri, Oct 2, 2020	20.38	21.31	19.86	20.51
1043	NASDAQ	PTGX	Thu, Oct 1, 2020	19.87	21.31	19.65	21.03
1042	NASDAQ	PTGX	Wed, Sep 30, 2020	20.33	20.60	19.39	19.55
1041	NASDAQ	PTGX	Tue, Sep 29, 2020	20.11	21.34	20.11	20.25
1040	NASDAQ	PTGX	Mon, Sep 28, 2020	20.20	20.28	19.33	20.04
1039	NASDAQ	PTGX	Fri, Sep 25, 2020	19.35	20.18	19.04	19.97
1038	NASDAQ	PTGX	Thu, Sep 24, 2020	20.50	20.72	19.35	19.43
1037	NASDAQ	PTGX	Wed, Sep 23, 2020	21.11	21.27	20.35	20.44
1036	NASDAQ	PTGX	Tue, Sep 22, 2020	21.38	21.38	19.95	21.18
1035	NASDAQ	PTGX	Mon, Sep 21, 2020	21.48	21.60	20.45	21.08
1034	NASDAQ	PTGX	Fri, Sep 18, 2020	23.20	23.25	21.26	22.00
1033	NASDAQ	PTGX	Thu, Sep 17, 2020	20.53	21.80	20.49	21.18
1032	NASDAQ	PTGX	Wed, Sep 16, 2020	21.86	23.23	21.06	21.15
1031	NASDAQ	PTGX	Tue, Sep 15, 2020	21.57	21.96	21.51	21.66
1030	NASDAQ	PTGX	Mon, Sep 14, 2020	20.34	21.89	20.13	21.54
1029	NASDAQ	PTGX	Fri, Sep 11, 2020	21.60	21.65	19.77	19.89
1028	NASDAQ	PTGX	Thu, Sep 10, 2020	21.78	22.82	20.00	21.38
1027	NASDAQ	PTGX	Wed, Sep 9, 2020	20.83	22.06	20.43	21.83
1026	NASDAQ	PTGX	Tue, Sep 8, 2020	20.04	21.32	20.04	20.51
1025	NASDAQ	PTGX	Fri, Sep 4, 2020	21.07	21.37	19.49	20.52
1024	NASDAQ	PTGX	Thu, Sep 3, 2020	21.18	21.36	20.69	20.87
1023	NASDAQ	PTGX	Wed, Sep 2, 2020	20.89	21.97	20.72	21.81
1022	NASDAQ	PTGX	Tue, Sep 1, 2020	22.30	22.43	19.11	20.97
1021	NASDAQ	PTGX	Mon, Aug 31, 2020	22.40	22.68	22.18	22.40
1020	NASDAQ	PTGX	Fri, Aug 28, 2020	22.18	22.49	21.85	22.30
1019	NASDAQ	PTGX	Thu, Aug 27, 2020	22.16	22.24	21.70	21.96
1018	NASDAQ	PTGX	Wed, Aug 26, 2020	22.44	22.54	21.82	22.15
1017	NASDAQ	PTGX	Tue, Aug 25, 2020	21.65	22.51	21.16	22.34
1016	NASDAQ	PTGX	Mon, Aug 24, 2020	21.09	21.85	20.78	21.51
1015	NASDAQ	PTGX	Fri, Aug 21, 2020	19.85	21.04	19.80	20.98
1014	NASDAQ	PTGX	Thu, Aug 20, 2020	19.46	20.08	19.00	19.95
1013	NASDAQ	PTGX	Wed, Aug 19, 2020	18.03	19.65	17.87	19.62
1012	NASDAQ	PTGX	Tue, Aug 18, 2020	16.52	18.42	16.48	18.22
1011	NASDAQ	PTGX	Mon, Aug 17, 2020	15.62	16.65	15.62	16.50
1010	NASDAQ	PTGX	Fri, Aug 14, 2020	17.41	17.41	14.16	15.69
1009	NASDAQ	PTGX	Thu, Aug 13, 2020	16.87	17.56	16.87	17.45
1008	NASDAQ	PTGX	Wed, Aug 12, 2020	17.24	17.56	16.55	17.04
1007	NASDAQ	PTGX	Tue, Aug 11, 2020	18.08	18.08	16.90	16.96
1006	NASDAQ	PTGX	Mon, Aug 10, 2020	18.00	18.16	17.68	18.03
1005	NASDAQ	PTGX	Fri, Aug 7, 2020	16.50	18.28	16.33	17.96
1004	NASDAQ	PTGX	Thu, Aug 6, 2020	16.54	16.98	16.20	16.45
1003	NASDAQ	PTGX	Wed, Aug 5, 2020	16.30	16.60	16.00	16.58
1002	NASDAQ	PTGX	Tue, Aug 4, 2020	16.38	16.74	15.93	16.16
1001	NASDAQ	PTGX	Mon, Aug 3, 2020	15.82	16.60	15.67	16.49
1000	NASDAQ	PTGX	Fri, Jul 31, 2020	16.26	16.31	15.48	15.73
999	NASDAQ	PTGX	Thu, Jul 30, 2020	15.50	16.27	15.45	16.22
998	NASDAQ	PTGX	Wed, Jul 29, 2020	16.28	16.28	15.50	15.64
997	NASDAQ	PTGX	Tue, Jul 28, 2020	15.63	16.37	15.46	16.24
996	NASDAQ	PTGX	Mon, Jul 27, 2020	15.58	15.79	15.03	15.76
995	NASDAQ	PTGX	Fri, Jul 24, 2020	16.12	16.66	15.33	15.48
994	NASDAQ	PTGX	Thu, Jul 23, 2020	16.81	17.33	16.19	16.28
993	NASDAQ	PTGX	Wed, Jul 22, 2020	17.18	17.36	16.75	16.90
992	NASDAQ	PTGX	Tue, Jul 21, 2020	16.90	17.58	16.58	17.24
991	NASDAQ	PTGX	Mon, Jul 20, 2020	16.50	17.07	16.38	16.74
990	NASDAQ	PTGX	Fri, Jul 17, 2020	16.35	16.94	16.35	16.53
989	NASDAQ	PTGX	Thu, Jul 16, 2020	16.66	16.81	16.07	16.37
988	NASDAQ	PTGX	Wed, Jul 15, 2020	16.75	17.04	16.24	16.97
987	NASDAQ	PTGX	Tue, Jul 14, 2020	15.21	15.70	14.90	15.59
986	NASDAQ	PTGX	Mon, Jul 13, 2020	16.31	16.41	15.15	15.19
985	NASDAQ	PTGX	Fri, Jul 10, 2020	17.44	17.60	16.14	16.29
984	NASDAQ	PTGX	Thu, Jul 9, 2020	18.66	18.73	17.12	17.49
983	NASDAQ	PTGX	Wed, Jul 8, 2020	18.48	18.97	18.35	18.64
982	NASDAQ	PTGX	Tue, Jul 7, 2020	18.06	18.99	17.92	18.35
981	NASDAQ	PTGX	Mon, Jul 6, 2020	17.94	18.24	17.81	18.06
980	NASDAQ	PTGX	Thu, Jul 2, 2020	17.75	17.90	17.31	17.75
979	NASDAQ	PTGX	Wed, Jul 1, 2020	17.63	18.08	17.05	17.51
978	NASDAQ	PTGX	Tue, Jun 30, 2020	17.39	17.83	17.06	17.66
977	NASDAQ	PTGX	Mon, Jun 29, 2020	18.83	18.83	17.00	17.39
976	NASDAQ	PTGX	Fri, Jun 26, 2020	18.77	18.79	17.92	18.54
975	NASDAQ	PTGX	Thu, Jun 25, 2020	17.75	19.67	17.75	18.84
974	NASDAQ	PTGX	Wed, Jun 24, 2020	17.53	17.96	16.66	17.72
973	NASDAQ	PTGX	Tue, Jun 23, 2020	17.32	18.34	17.28	17.63
972	NASDAQ	PTGX	Mon, Jun 22, 2020	17.49	17.66	16.48	17.18
971	NASDAQ	PTGX	Fri, Jun 19, 2020	17.95	18.19	17.22	17.44
970	NASDAQ	PTGX	Thu, Jun 18, 2020	16.35	18.70	16.35	17.73
969	NASDAQ	PTGX	Wed, Jun 17, 2020	16.49	16.83	16.08	16.19
968	NASDAQ	PTGX	Tue, Jun 16, 2020	16.80	17.15	16.17	16.49
967	NASDAQ	PTGX	Mon, Jun 15, 2020	15.99	16.62	15.70	16.10
966	NASDAQ	PTGX	Fri, Jun 12, 2020	15.98	16.39	15.69	16.18
965	NASDAQ	PTGX	Thu, Jun 11, 2020	15.84	16.26	15.29	15.61
964	NASDAQ	PTGX	Wed, Jun 10, 2020	16.00	17.01	15.96	16.20
963	NASDAQ	PTGX	Tue, Jun 9, 2020	16.13	17.00	16.02	16.07
962	NASDAQ	PTGX	Mon, Jun 8, 2020	16.04	16.34	15.62	16.24
961	NASDAQ	PTGX	Fri, Jun 5, 2020	16.23	17.06	15.75	16.05
960	NASDAQ	PTGX	Thu, Jun 4, 2020	15.35	16.62	15.28	16.22
959	NASDAQ	PTGX	Wed, Jun 3, 2020	16.70	16.85	15.43	15.50
958	NASDAQ	PTGX	Tue, Jun 2, 2020	16.47	17.05	16.26	16.77
957	NASDAQ	PTGX	Mon, Jun 1, 2020	16.24	17.56	16.24	16.52
956	NASDAQ	PTGX	Fri, May 29, 2020	16.59	16.97	16.01	16.53
955	NASDAQ	PTGX	Thu, May 28, 2020	16.90	17.84	16.47	16.54
954	NASDAQ	PTGX	Wed, May 27, 2020	15.80	16.96	15.51	16.84
953	NASDAQ	PTGX	Tue, May 26, 2020	16.40	16.52	15.72	15.90
952	NASDAQ	PTGX	Fri, May 22, 2020	16.23	16.53	15.23	15.84
951	NASDAQ	PTGX	Thu, May 21, 2020	15.59	16.21	15.56	16.00
950	NASDAQ	PTGX	Wed, May 20, 2020	17.13	17.23	14.97	15.38
949	NASDAQ	PTGX	Tue, May 19, 2020	16.52	17.22	16.28	17.05
948	NASDAQ	PTGX	Mon, May 18, 2020	16.81	16.98	16.24	16.50
947	NASDAQ	PTGX	Fri, May 15, 2020	16.35	16.50	15.82	16.20
946	NASDAQ	PTGX	Thu, May 14, 2020	15.50	16.37	15.05	16.28
945	NASDAQ	PTGX	Wed, May 13, 2020	16.00	17.10	15.62	16.07
944	NASDAQ	PTGX	Tue, May 12, 2020	14.99	17.33	14.55	16.00
943	NASDAQ	PTGX	Mon, May 11, 2020	13.65	15.40	13.54	14.63
942	NASDAQ	PTGX	Fri, May 8, 2020	9.84	16.82	9.65	14.20
941	NASDAQ	PTGX	Thu, May 7, 2020	8.23	8.23	7.61	7.73
940	NASDAQ	PTGX	Wed, May 6, 2020	8.34	8.49	7.95	8.11
939	NASDAQ	PTGX	Tue, May 5, 2020	7.69	8.35	7.67	8.26
938	NASDAQ	PTGX	Mon, May 4, 2020	6.65	7.66	6.62	7.62
937	NASDAQ	PTGX	Fri, May 1, 2020	6.65	6.65	6.13	6.62
936	NASDAQ	PTGX	Thu, Apr 30, 2020	7.20	7.20	6.67	6.75
935	NASDAQ	PTGX	Wed, Apr 29, 2020	7.09	7.47	7.00	7.11
934	NASDAQ	PTGX	Tue, Apr 28, 2020	6.68	7.01	6.50	6.98
933	NASDAQ	PTGX	Mon, Apr 27, 2020	6.53	6.73	6.44	6.48
932	NASDAQ	PTGX	Fri, Apr 24, 2020	6.74	6.74	6.45	6.51
931	NASDAQ	PTGX	Thu, Apr 23, 2020	6.94	7.04	6.72	6.75
930	NASDAQ	PTGX	Wed, Apr 22, 2020	6.68	7.00	6.47	6.85
929	NASDAQ	PTGX	Tue, Apr 21, 2020	6.69	6.78	6.48	6.59
928	NASDAQ	PTGX	Mon, Apr 20, 2020	7.04	7.44	6.80	6.84
927	NASDAQ	PTGX	Fri, Apr 17, 2020	7.22	7.72	7.09	7.21
926	NASDAQ	PTGX	Thu, Apr 16, 2020	6.87	7.14	6.61	7.11
925	NASDAQ	PTGX	Wed, Apr 15, 2020	6.93	7.10	6.68	6.82
924	NASDAQ	PTGX	Tue, Apr 14, 2020	7.12	7.35	6.97	7.15
923	NASDAQ	PTGX	Mon, Apr 13, 2020	6.87	7.05	6.83	6.98
922	NASDAQ	PTGX	Thu, Apr 9, 2020	6.95	7.17	6.66	6.95
921	NASDAQ	PTGX	Wed, Apr 8, 2020	6.57	6.94	6.39	6.88
920	NASDAQ	PTGX	Tue, Apr 7, 2020	6.82	6.90	6.36	6.47
919	NASDAQ	PTGX	Mon, Apr 6, 2020	6.44	6.86	6.29	6.72
918	NASDAQ	PTGX	Fri, Apr 3, 2020	6.22	6.34	6.00	6.19
917	NASDAQ	PTGX	Thu, Apr 2, 2020	6.15	6.54	6.02	6.25
916	NASDAQ	PTGX	Wed, Apr 1, 2020	6.77	6.95	6.02	6.23
915	NASDAQ	PTGX	Tue, Mar 31, 2020	7.16	7.36	6.86	7.06
914	NASDAQ	PTGX	Mon, Mar 30, 2020	6.48	7.19	6.28	7.17
913	NASDAQ	PTGX	Fri, Mar 27, 2020	6.09	6.67	5.81	6.42
912	NASDAQ	PTGX	Thu, Mar 26, 2020	6.22	6.59	6.12	6.33
911	NASDAQ	PTGX	Wed, Mar 25, 2020	6.20	6.43	6.02	6.20
910	NASDAQ	PTGX	Tue, Mar 24, 2020	6.25	6.43	5.91	6.21
909	NASDAQ	PTGX	Mon, Mar 23, 2020	5.89	6.12	5.44	6.00
908	NASDAQ	PTGX	Fri, Mar 20, 2020	6.00	6.56	5.65	5.65
907	NASDAQ	PTGX	Thu, Mar 19, 2020	5.39	6.91	5.39	5.99
906	NASDAQ	PTGX	Wed, Mar 18, 2020	6.38	6.57	5.30	5.40
905	NASDAQ	PTGX	Tue, Mar 17, 2020	6.98	6.98	6.39	6.70
904	NASDAQ	PTGX	Mon, Mar 16, 2020	6.50	7.41	6.50	6.82
903	NASDAQ	PTGX	Fri, Mar 13, 2020	6.70	7.95	6.70	7.90
902	NASDAQ	PTGX	Thu, Mar 12, 2020	6.66	7.00	6.56	6.68
901	NASDAQ	PTGX	Wed, Mar 11, 2020	7.33	7.48	6.61	7.16
900	NASDAQ	PTGX	Tue, Mar 10, 2020	7.70	7.74	7.35	7.63
899	NASDAQ	PTGX	Mon, Mar 9, 2020	7.58	8.06	7.45	7.52
898	NASDAQ	PTGX	Fri, Mar 6, 2020	8.25	8.44	7.96	8.11
897	NASDAQ	PTGX	Thu, Mar 5, 2020	8.80	8.92	8.44	8.50
896	NASDAQ	PTGX	Wed, Mar 4, 2020	8.00	9.24	7.97	9.03
895	NASDAQ	PTGX	Tue, Mar 3, 2020	7.93	8.37	7.80	7.98
894	NASDAQ	PTGX	Mon, Mar 2, 2020	7.83	7.95	7.66	7.92
893	NASDAQ	PTGX	Fri, Feb 28, 2020	7.59	7.92	7.50	7.80
892	NASDAQ	PTGX	Thu, Feb 27, 2020	8.20	8.20	7.68	7.82
891	NASDAQ	PTGX	Wed, Feb 26, 2020	8.65	8.70	8.21	8.32
890	NASDAQ	PTGX	Tue, Feb 25, 2020	8.89	9.00	8.39	8.56
889	NASDAQ	PTGX	Mon, Feb 24, 2020	8.82	8.94	8.64	8.89
888	NASDAQ	PTGX	Fri, Feb 21, 2020	9.26	9.26	8.92	9.06
887	NASDAQ	PTGX	Thu, Feb 20, 2020	8.80	9.30	8.69	9.22
886	NASDAQ	PTGX	Wed, Feb 19, 2020	8.61	8.84	8.51	8.82
885	NASDAQ	PTGX	Tue, Feb 18, 2020	8.36	8.66	8.19	8.59
884	NASDAQ	PTGX	Fri, Feb 14, 2020	8.56	8.67	8.28	8.35
883	NASDAQ	PTGX	Thu, Feb 13, 2020	8.33	8.63	8.24	8.59
882	NASDAQ	PTGX	Wed, Feb 12, 2020	8.43	8.47	8.23	8.34
881	NASDAQ	PTGX	Tue, Feb 11, 2020	8.45	8.60	8.27	8.38
880	NASDAQ	PTGX	Mon, Feb 10, 2020	8.26	8.44	8.01	8.37
879	NASDAQ	PTGX	Fri, Feb 7, 2020	8.25	8.47	8.07	8.22
878	NASDAQ	PTGX	Thu, Feb 6, 2020	8.28	8.58	8.09	8.38
877	NASDAQ	PTGX	Wed, Feb 5, 2020	8.03	8.38	8.01	8.24
876	NASDAQ	PTGX	Tue, Feb 4, 2020	7.95	8.05	7.81	7.98
875	NASDAQ	PTGX	Mon, Feb 3, 2020	7.58	7.99	7.50	7.87
874	NASDAQ	PTGX	Fri, Jan 31, 2020	7.33	7.57	7.22	7.55
873	NASDAQ	PTGX	Thu, Jan 30, 2020	7.55	7.57	7.26	7.34
872	NASDAQ	PTGX	Wed, Jan 29, 2020	7.41	7.62	7.29	7.58
871	NASDAQ	PTGX	Tue, Jan 28, 2020	7.29	7.42	7.15	7.40
870	NASDAQ	PTGX	Mon, Jan 27, 2020	7.43	7.43	7.18	7.26
869	NASDAQ	PTGX	Fri, Jan 24, 2020	7.46	7.70	7.38	7.52
868	NASDAQ	PTGX	Thu, Jan 23, 2020	7.61	7.61	7.27	7.43
867	NASDAQ	PTGX	Wed, Jan 22, 2020	7.43	7.66	7.30	7.63
866	NASDAQ	PTGX	Tue, Jan 21, 2020	7.35	7.47	7.24	7.43
865	NASDAQ	PTGX	Fri, Jan 17, 2020	7.22	7.46	7.11	7.30
864	NASDAQ	PTGX	Thu, Jan 16, 2020	7.19	7.32	6.99	7.16
863	NASDAQ	PTGX	Wed, Jan 15, 2020	6.91	7.39	6.86	7.16
862	NASDAQ	PTGX	Tue, Jan 14, 2020	6.71	7.07	6.64	6.87
861	NASDAQ	PTGX	Mon, Jan 13, 2020	6.95	6.95	6.65	6.71
860	NASDAQ	PTGX	Fri, Jan 10, 2020	7.07	7.10	6.84	6.93
859	NASDAQ	PTGX	Thu, Jan 9, 2020	6.98	7.13	6.90	7.02
858	NASDAQ	PTGX	Wed, Jan 8, 2020	6.98	7.06	6.76	6.94
857	NASDAQ	PTGX	Tue, Jan 7, 2020	6.83	7.60	6.83	6.97
856	NASDAQ	PTGX	Mon, Jan 6, 2020	6.64	6.98	6.57	6.69
855	NASDAQ	PTGX	Fri, Jan 3, 2020	6.93	7.02	6.52	6.59
854	NASDAQ	PTGX	Thu, Jan 2, 2020	7.09	7.09	6.90	6.93
853	NASDAQ	PTGX	Tue, Dec 31, 2019	7.11	7.21	6.90	7.05
852	NASDAQ	PTGX	Mon, Dec 30, 2019	7.02	7.28	6.83	7.16
851	NASDAQ	PTGX	Fri, Dec 27, 2019	7.33	7.44	6.96	7.00
850	NASDAQ	PTGX	Thu, Dec 26, 2019	7.42	7.50	7.18	7.28
849	NASDAQ	PTGX	Tue, Dec 24, 2019	7.22	7.50	7.07	7.47
848	NASDAQ	PTGX	Mon, Dec 23, 2019	7.41	7.50	7.15	7.20
847	NASDAQ	PTGX	Fri, Dec 20, 2019	7.15	7.51	7.05	7.43
846	NASDAQ	PTGX	Thu, Dec 19, 2019	7.09	7.37	6.94	7.14
845	NASDAQ	PTGX	Wed, Dec 18, 2019	7.04	7.24	6.92	7.10
844	NASDAQ	PTGX	Tue, Dec 17, 2019	7.39	7.58	6.96	7.06
843	NASDAQ	PTGX	Mon, Dec 16, 2019	7.35	7.53	7.20	7.38
842	NASDAQ	PTGX	Fri, Dec 13, 2019	7.30	7.65	7.00	7.33
841	NASDAQ	PTGX	Thu, Dec 12, 2019	7.11	7.32	6.81	7.31
840	NASDAQ	PTGX	Wed, Dec 11, 2019	7.58	7.67	7.00	7.11
839	NASDAQ	PTGX	Tue, Dec 10, 2019	7.60	7.71	7.41	7.54
838	NASDAQ	PTGX	Mon, Dec 9, 2019	7.80	7.95	7.55	7.63
837	NASDAQ	PTGX	Fri, Dec 6, 2019	7.68	8.01	7.59	7.69
836	NASDAQ	PTGX	Thu, Dec 5, 2019	7.70	8.07	7.27	7.64
835	NASDAQ	PTGX	Wed, Dec 4, 2019	5.50	8.98	5.40	8.11
834	NASDAQ	PTGX	Tue, Dec 3, 2019	7.82	8.13	4.47	4.69
833	NASDAQ	PTGX	Mon, Dec 2, 2019	8.71	9.06	8.40	8.85
832	NASDAQ	PTGX	Fri, Nov 29, 2019	8.72	8.78	8.27	8.70
831	NASDAQ	PTGX	Wed, Nov 27, 2019	7.75	9.04	7.39	8.70
830	NASDAQ	PTGX	Tue, Nov 26, 2019	8.25	8.29	7.76	7.80
829	NASDAQ	PTGX	Mon, Nov 25, 2019	9.46	9.62	8.27	8.34
828	NASDAQ	PTGX	Fri, Nov 22, 2019	10.16	10.32	9.39	9.47
827	NASDAQ	PTGX	Thu, Nov 21, 2019	10.28	10.47	10.05	10.13
826	NASDAQ	PTGX	Wed, Nov 20, 2019	10.72	10.91	10.18	10.26
825	NASDAQ	PTGX	Tue, Nov 19, 2019	10.38	10.85	9.69	10.64
824	NASDAQ	PTGX	Mon, Nov 18, 2019	10.60	10.60	9.94	10.20
823	NASDAQ	PTGX	Fri, Nov 15, 2019	10.84	10.97	10.57	10.68
822	NASDAQ	PTGX	Thu, Nov 14, 2019	10.39	10.86	10.39	10.80
821	NASDAQ	PTGX	Wed, Nov 13, 2019	10.14	10.54	10.00	10.37
820	NASDAQ	PTGX	Tue, Nov 12, 2019	10.56	10.69	9.90	10.15
819	NASDAQ	PTGX	Mon, Nov 11, 2019	10.16	10.64	9.83	10.56
818	NASDAQ	PTGX	Fri, Nov 8, 2019	9.90	11.07	9.62	10.12
817	NASDAQ	PTGX	Thu, Nov 7, 2019	12.00	12.47	9.76	9.93
816	NASDAQ	PTGX	Wed, Nov 6, 2019	12.31	12.31	11.51	11.60
815	NASDAQ	PTGX	Tue, Nov 5, 2019	12.84	12.88	12.16	12.31
814	NASDAQ	PTGX	Mon, Nov 4, 2019	13.44	13.64	12.73	12.85
813	NASDAQ	PTGX	Fri, Nov 1, 2019	13.39	13.77	13.34	13.45
812	NASDAQ	PTGX	Thu, Oct 31, 2019	12.42	13.67	12.42	13.45
811	NASDAQ	PTGX	Wed, Oct 30, 2019	12.68	12.70	12.23	12.44
810	NASDAQ	PTGX	Tue, Oct 29, 2019	12.17	12.93	11.98	12.65
809	NASDAQ	PTGX	Mon, Oct 28, 2019	12.12	12.22	11.70	12.18
808	NASDAQ	PTGX	Fri, Oct 25, 2019	12.04	12.15	12.00	12.02
807	NASDAQ	PTGX	Thu, Oct 24, 2019	12.00	12.31	11.85	12.04
806	NASDAQ	PTGX	Wed, Oct 23, 2019	12.00	12.42	11.88	12.01
805	NASDAQ	PTGX	Tue, Oct 22, 2019	12.05	12.47	11.82	11.99
804	NASDAQ	PTGX	Mon, Oct 21, 2019	11.74	12.14	11.43	12.01
803	NASDAQ	PTGX	Fri, Oct 18, 2019	11.99	12.11	11.31	11.59
802	NASDAQ	PTGX	Thu, Oct 17, 2019	12.05	12.46	12.02	12.07
801	NASDAQ	PTGX	Wed, Oct 16, 2019	11.74	12.17	11.45	11.95
800	NASDAQ	PTGX	Tue, Oct 15, 2019	11.49	11.86	11.19	11.72
799	NASDAQ	PTGX	Mon, Oct 14, 2019	10.78	11.46	10.63	11.40
798	NASDAQ	PTGX	Fri, Oct 11, 2019	11.64	12.08	10.77	10.81
797	NASDAQ	PTGX	Thu, Oct 10, 2019	11.45	11.64	11.28	11.55
796	NASDAQ	PTGX	Wed, Oct 9, 2019	11.57	11.76	11.39	11.50
795	NASDAQ	PTGX	Tue, Oct 8, 2019	11.82	11.82	11.37	11.53
794	NASDAQ	PTGX	Mon, Oct 7, 2019	12.21	12.32	11.74	11.91
793	NASDAQ	PTGX	Fri, Oct 4, 2019	12.06	12.27	11.68	12.20
792	NASDAQ	PTGX	Thu, Oct 3, 2019	12.36	12.97	11.86	12.06
791	NASDAQ	PTGX	Wed, Oct 2, 2019	11.81	12.43	11.49	12.39
790	NASDAQ	PTGX	Tue, Oct 1, 2019	11.98	12.22	11.52	11.88
789	NASDAQ	PTGX	Mon, Sep 30, 2019	13.10	13.10	11.85	12.01
788	NASDAQ	PTGX	Fri, Sep 27, 2019	14.25	14.53	13.01	13.15
787	NASDAQ	PTGX	Thu, Sep 26, 2019	14.96	15.19	14.21	14.32
786	NASDAQ	PTGX	Wed, Sep 25, 2019	14.04	15.16	13.82	15.03
785	NASDAQ	PTGX	Tue, Sep 24, 2019	13.58	14.35	13.58	14.04
784	NASDAQ	PTGX	Mon, Sep 23, 2019	13.79	14.28	13.42	14.13
783	NASDAQ	PTGX	Fri, Sep 20, 2019	13.79	13.94	13.67	13.81
782	NASDAQ	PTGX	Thu, Sep 19, 2019	13.85	14.34	13.65	13.78
781	NASDAQ	PTGX	Wed, Sep 18, 2019	14.52	14.60	13.42	13.85
780	NASDAQ	PTGX	Tue, Sep 17, 2019	14.75	14.84	14.47	14.58
779	NASDAQ	PTGX	Mon, Sep 16, 2019	14.55	15.14	14.26	14.42
778	NASDAQ	PTGX	Fri, Sep 13, 2019	14.59	14.90	14.21	14.82
777	NASDAQ	PTGX	Thu, Sep 12, 2019	14.15	14.75	14.13	14.52
776	NASDAQ	PTGX	Wed, Sep 11, 2019	13.85	14.28	13.58	14.16
775	NASDAQ	PTGX	Tue, Sep 10, 2019	16.50	16.67	13.16	13.72
774	NASDAQ	PTGX	Mon, Sep 9, 2019	15.61	16.66	15.56	16.56
773	NASDAQ	PTGX	Fri, Sep 6, 2019	15.20	15.78	14.85	15.56
772	NASDAQ	PTGX	Thu, Sep 5, 2019	14.88	15.35	14.68	15.10
771	NASDAQ	PTGX	Wed, Sep 4, 2019	14.31	15.04	14.31	14.72
770	NASDAQ	PTGX	Tue, Sep 3, 2019	12.92	14.34	12.92	14.24
769	NASDAQ	PTGX	Fri, Aug 30, 2019	12.27	13.07	12.09	13.03
768	NASDAQ	PTGX	Thu, Aug 29, 2019	12.79	12.92	12.19	12.22
767	NASDAQ	PTGX	Wed, Aug 28, 2019	13.10	13.23	12.59	12.69
766	NASDAQ	PTGX	Tue, Aug 27, 2019	13.00	13.43	12.96	13.14
765	NASDAQ	PTGX	Mon, Aug 26, 2019	12.87	13.48	12.54	12.98
764	NASDAQ	PTGX	Fri, Aug 23, 2019	12.57	13.05	12.37	12.68
763	NASDAQ	PTGX	Thu, Aug 22, 2019	11.89	12.80	11.89	12.56
762	NASDAQ	PTGX	Wed, Aug 21, 2019	11.87	12.23	11.72	11.85
761	NASDAQ	PTGX	Tue, Aug 20, 2019	11.12	11.84	11.12	11.77
760	NASDAQ	PTGX	Mon, Aug 19, 2019	10.31	11.12	10.26	11.04
759	NASDAQ	PTGX	Fri, Aug 16, 2019	10.01	10.59	10.01	10.24
758	NASDAQ	PTGX	Thu, Aug 15, 2019	9.91	10.19	9.65	9.99
757	NASDAQ	PTGX	Wed, Aug 14, 2019	9.57	10.00	9.57	9.89
756	NASDAQ	PTGX	Tue, Aug 13, 2019	9.45	9.84	9.30	9.70
755	NASDAQ	PTGX	Mon, Aug 12, 2019	9.33	9.61	9.14	9.41
754	NASDAQ	PTGX	Fri, Aug 9, 2019	9.83	9.95	9.39	9.42
753	NASDAQ	PTGX	Thu, Aug 8, 2019	9.85	10.10	9.60	9.77
752	NASDAQ	PTGX	Wed, Aug 7, 2019	9.00	10.34	9.00	9.90
751	NASDAQ	PTGX	Tue, Aug 6, 2019	8.80	9.96	8.26	9.69
750	NASDAQ	PTGX	Mon, Aug 5, 2019	10.29	10.41	10.01	10.05
749	NASDAQ	PTGX	Fri, Aug 2, 2019	10.50	10.61	10.09	10.35
748	NASDAQ	PTGX	Thu, Aug 1, 2019	11.02	11.13	10.42	10.56
747	NASDAQ	PTGX	Wed, Jul 31, 2019	11.15	11.20	11.00	11.02
746	NASDAQ	PTGX	Tue, Jul 30, 2019	11.11	11.24	10.95	11.10
745	NASDAQ	PTGX	Mon, Jul 29, 2019	11.66	11.69	11.14	11.20
744	NASDAQ	PTGX	Fri, Jul 26, 2019	11.76	11.76	11.46	11.73
743	NASDAQ	PTGX	Thu, Jul 25, 2019	12.23	12.25	11.60	11.74
742	NASDAQ	PTGX	Wed, Jul 24, 2019	12.35	12.45	11.95	12.32
741	NASDAQ	PTGX	Tue, Jul 23, 2019	12.95	12.95	12.02	12.32
740	NASDAQ	PTGX	Mon, Jul 22, 2019	13.08	13.08	12.70	12.94
739	NASDAQ	PTGX	Fri, Jul 19, 2019	13.19	13.48	13.10	13.14
738	NASDAQ	PTGX	Thu, Jul 18, 2019	13.28	13.35	13.10	13.29
737	NASDAQ	PTGX	Wed, Jul 17, 2019	13.22	13.42	13.03	13.25
736	NASDAQ	PTGX	Tue, Jul 16, 2019	13.10	13.35	13.01	13.21
735	NASDAQ	PTGX	Mon, Jul 15, 2019	13.24	13.24	12.85	13.15
734	NASDAQ	PTGX	Fri, Jul 12, 2019	13.67	13.75	13.04	13.23
733	NASDAQ	PTGX	Thu, Jul 11, 2019	13.23	14.03	13.05	13.65
732	NASDAQ	PTGX	Wed, Jul 10, 2019	12.98	13.34	12.86	13.21
731	NASDAQ	PTGX	Tue, Jul 9, 2019	13.10	13.55	12.70	12.98
730	NASDAQ	PTGX	Mon, Jul 8, 2019	13.86	13.86	12.86	13.38
729	NASDAQ	PTGX	Fri, Jul 5, 2019	12.46	13.05	12.34	12.84
728	NASDAQ	PTGX	Wed, Jul 3, 2019	12.52	12.74	12.28	12.50
727	NASDAQ	PTGX	Tue, Jul 2, 2019	12.55	12.78	12.27	12.48
726	NASDAQ	PTGX	Mon, Jul 1, 2019	12.10	12.74	11.66	12.45
725	NASDAQ	PTGX	Fri, Jun 28, 2019	11.99	12.24	11.74	12.11
724	NASDAQ	PTGX	Thu, Jun 27, 2019	11.59	12.08	11.58	11.98
723	NASDAQ	PTGX	Wed, Jun 26, 2019	11.62	11.78	11.33	11.58
722	NASDAQ	PTGX	Tue, Jun 25, 2019	11.87	12.12	11.45	11.55
721	NASDAQ	PTGX	Mon, Jun 24, 2019	11.93	11.99	11.72	11.82
720	NASDAQ	PTGX	Fri, Jun 21, 2019	11.46	12.29	11.18	12.02
719	NASDAQ	PTGX	Thu, Jun 20, 2019	12.22	12.34	11.48	11.54
718	NASDAQ	PTGX	Wed, Jun 19, 2019	12.00	12.23	11.88	12.06
717	NASDAQ	PTGX	Tue, Jun 18, 2019	12.02	12.14	11.78	11.90
716	NASDAQ	PTGX	Mon, Jun 17, 2019	11.65	11.91	11.48	11.86
715	NASDAQ	PTGX	Fri, Jun 14, 2019	11.96	12.07	11.59	11.65
714	NASDAQ	PTGX	Thu, Jun 13, 2019	12.02	12.16	11.61	12.07
713	NASDAQ	PTGX	Wed, Jun 12, 2019	11.91	12.07	11.75	11.99
712	NASDAQ	PTGX	Tue, Jun 11, 2019	12.29	12.55	11.67	11.92
711	NASDAQ	PTGX	Mon, Jun 10, 2019	11.56	12.47	11.56	12.22
710	NASDAQ	PTGX	Fri, Jun 7, 2019	10.57	12.20	10.57	11.80
709	NASDAQ	PTGX	Thu, Jun 6, 2019	9.71	11.12	9.50	10.66
708	NASDAQ	PTGX	Wed, Jun 5, 2019	10.04	10.18	9.55	9.65
707	NASDAQ	PTGX	Tue, Jun 4, 2019	9.99	10.33	9.62	10.00
706	NASDAQ	PTGX	Mon, Jun 3, 2019	10.09	10.34	9.65	9.89
705	NASDAQ	PTGX	Fri, May 31, 2019	10.49	10.68	10.00	10.06
704	NASDAQ	PTGX	Thu, May 30, 2019	10.91	11.07	10.32	10.59
703	NASDAQ	PTGX	Wed, May 29, 2019	10.84	11.16	10.58	10.89
702	NASDAQ	PTGX	Tue, May 28, 2019	11.09	11.55	10.61	10.88
701	NASDAQ	PTGX	Fri, May 24, 2019	10.98	11.27	10.70	11.06
700	NASDAQ	PTGX	Thu, May 23, 2019	10.82	11.26	10.49	10.92
699	NASDAQ	PTGX	Wed, May 22, 2019	10.93	11.35	10.59	10.96
698	NASDAQ	PTGX	Tue, May 21, 2019	10.61	11.28	10.39	10.98
697	NASDAQ	PTGX	Mon, May 20, 2019	10.82	11.00	10.53	10.61
696	NASDAQ	PTGX	Fri, May 17, 2019	10.72	11.06	10.54	10.81
695	NASDAQ	PTGX	Thu, May 16, 2019	10.83	11.08	10.70	10.82
694	NASDAQ	PTGX	Wed, May 15, 2019	10.51	10.97	10.47	10.80
693	NASDAQ	PTGX	Tue, May 14, 2019	10.48	10.89	10.38	10.70
692	NASDAQ	PTGX	Mon, May 13, 2019	10.47	10.96	10.20	10.44
691	NASDAQ	PTGX	Fri, May 10, 2019	11.28	11.28	10.53	10.67
690	NASDAQ	PTGX	Thu, May 9, 2019	10.02	11.27	9.88	10.85
689	NASDAQ	PTGX	Wed, May 8, 2019	10.01	10.81	9.44	9.54
688	NASDAQ	PTGX	Tue, May 7, 2019	10.00	10.39	8.88	8.98
687	NASDAQ	PTGX	Mon, May 6, 2019	10.01	10.39	10.01	10.10
686	NASDAQ	PTGX	Fri, May 3, 2019	10.09	10.35	9.99	10.26
685	NASDAQ	PTGX	Thu, May 2, 2019	10.06	10.14	9.67	10.05
684	NASDAQ	PTGX	Wed, May 1, 2019	10.30	10.42	9.96	10.08
683	NASDAQ	PTGX	Tue, Apr 30, 2019	10.32	10.60	10.07	10.33
682	NASDAQ	PTGX	Mon, Apr 29, 2019	10.01	10.56	9.97	10.37
681	NASDAQ	PTGX	Fri, Apr 26, 2019	9.99	10.25	9.80	10.01
680	NASDAQ	PTGX	Thu, Apr 25, 2019	9.75	10.14	9.70	9.99
679	NASDAQ	PTGX	Wed, Apr 24, 2019	9.87	10.47	9.71	9.77
678	NASDAQ	PTGX	Tue, Apr 23, 2019	10.30	10.40	9.61	9.84
677	NASDAQ	PTGX	Mon, Apr 22, 2019	10.44	10.53	10.18	10.29
676	NASDAQ	PTGX	Thu, Apr 18, 2019	10.45	10.70	10.42	10.47
675	NASDAQ	PTGX	Wed, Apr 17, 2019	10.50	10.58	10.24	10.44
674	NASDAQ	PTGX	Tue, Apr 16, 2019	10.65	10.99	10.45	10.52
673	NASDAQ	PTGX	Mon, Apr 15, 2019	11.18	11.18	10.56	10.66
672	NASDAQ	PTGX	Fri, Apr 12, 2019	11.52	11.52	11.02	11.11
671	NASDAQ	PTGX	Thu, Apr 11, 2019	12.00	12.00	11.42	11.51
670	NASDAQ	PTGX	Wed, Apr 10, 2019	12.05	12.19	11.80	12.03
669	NASDAQ	PTGX	Tue, Apr 9, 2019	12.27	12.58	12.00	12.08
668	NASDAQ	PTGX	Mon, Apr 8, 2019	12.98	12.98	12.14	12.31
667	NASDAQ	PTGX	Fri, Apr 5, 2019	12.93	13.14	12.78	12.96
666	NASDAQ	PTGX	Thu, Apr 4, 2019	12.60	13.14	12.55	12.94
665	NASDAQ	PTGX	Wed, Apr 3, 2019	12.24	12.71	12.14	12.65
664	NASDAQ	PTGX	Tue, Apr 2, 2019	12.66	12.79	12.18	12.22
663	NASDAQ	PTGX	Mon, Apr 1, 2019	12.61	12.91	12.41	12.67
662	NASDAQ	PTGX	Fri, Mar 29, 2019	12.40	13.00	12.32	12.57
661	NASDAQ	PTGX	Thu, Mar 28, 2019	13.29	13.53	12.18	12.32
660	NASDAQ	PTGX	Wed, Mar 27, 2019	13.69	13.92	12.62	13.28
659	NASDAQ	PTGX	Tue, Mar 26, 2019	13.30	13.86	13.06	13.77
658	NASDAQ	PTGX	Mon, Mar 25, 2019	13.72	14.36	12.51	13.21
657	NASDAQ	PTGX	Fri, Mar 22, 2019	13.30	14.00	13.10	13.74
656	NASDAQ	PTGX	Thu, Mar 21, 2019	13.14	13.39	12.92	13.30
655	NASDAQ	PTGX	Wed, Mar 20, 2019	13.03	13.20	12.88	13.16
654	NASDAQ	PTGX	Tue, Mar 19, 2019	12.11	13.10	12.11	13.04
653	NASDAQ	PTGX	Mon, Mar 18, 2019	11.52	12.31	11.52	12.18
652	NASDAQ	PTGX	Fri, Mar 15, 2019	9.95	11.54	9.95	11.52
651	NASDAQ	PTGX	Thu, Mar 14, 2019	9.45	10.39	9.42	10.07
650	NASDAQ	PTGX	Wed, Mar 13, 2019	9.10	9.55	8.97	9.43
649	NASDAQ	PTGX	Tue, Mar 12, 2019	9.42	9.77	9.27	9.57
648	NASDAQ	PTGX	Mon, Mar 11, 2019	9.19	9.79	9.05	9.42
647	NASDAQ	PTGX	Fri, Mar 8, 2019	8.95	9.42	8.95	9.13
646	NASDAQ	PTGX	Thu, Mar 7, 2019	8.95	9.04	8.78	8.95
645	NASDAQ	PTGX	Wed, Mar 6, 2019	8.96	9.01	8.80	8.91
644	NASDAQ	PTGX	Tue, Mar 5, 2019	8.85	9.05	8.66	9.00
643	NASDAQ	PTGX	Mon, Mar 4, 2019	8.50	8.90	8.35	8.82
642	NASDAQ	PTGX	Fri, Mar 1, 2019	8.03	8.60	8.03	8.39
641	NASDAQ	PTGX	Thu, Feb 28, 2019	8.18	8.29	7.72	8.02
640	NASDAQ	PTGX	Wed, Feb 27, 2019	8.02	8.33	7.90	8.29
639	NASDAQ	PTGX	Tue, Feb 26, 2019	8.06	8.19	8.02	8.04
638	NASDAQ	PTGX	Mon, Feb 25, 2019	8.10	8.28	7.91	8.10
637	NASDAQ	PTGX	Fri, Feb 22, 2019	7.61	8.13	7.55	8.03
636	NASDAQ	PTGX	Thu, Feb 21, 2019	7.12	7.47	7.08	7.32
635	NASDAQ	PTGX	Wed, Feb 20, 2019	7.40	7.56	7.10	7.16
634	NASDAQ	PTGX	Tue, Feb 19, 2019	7.25	7.44	7.13	7.40
633	NASDAQ	PTGX	Fri, Feb 15, 2019	7.42	7.49	7.16	7.35
632	NASDAQ	PTGX	Thu, Feb 14, 2019	7.12	7.50	7.12	7.42
631	NASDAQ	PTGX	Wed, Feb 13, 2019	7.40	7.40	7.07	7.19
630	NASDAQ	PTGX	Tue, Feb 12, 2019	7.49	7.73	7.36	7.41
629	NASDAQ	PTGX	Mon, Feb 11, 2019	7.08	7.50	6.98	7.48
628	NASDAQ	PTGX	Fri, Feb 8, 2019	7.05	7.24	6.95	7.10
627	NASDAQ	PTGX	Thu, Feb 7, 2019	7.76	7.76	7.00	7.05
626	NASDAQ	PTGX	Wed, Feb 6, 2019	7.71	8.33	7.65	7.78
625	NASDAQ	PTGX	Tue, Feb 5, 2019	8.39	8.58	8.21	8.37
624	NASDAQ	PTGX	Mon, Feb 4, 2019	8.43	8.73	8.22	8.32
623	NASDAQ	PTGX	Fri, Feb 1, 2019	8.14	8.51	8.09	8.44
622	NASDAQ	PTGX	Thu, Jan 31, 2019	8.14	8.37	8.07	8.15
621	NASDAQ	PTGX	Wed, Jan 30, 2019	8.10	8.16	7.88	8.09
620	NASDAQ	PTGX	Tue, Jan 29, 2019	8.04	8.20	7.97	8.07
619	NASDAQ	PTGX	Mon, Jan 28, 2019	7.93	8.19	7.88	8.08
618	NASDAQ	PTGX	Fri, Jan 25, 2019	8.04	8.13	7.82	8.00
617	NASDAQ	PTGX	Thu, Jan 24, 2019	8.01	8.20	7.71	7.81
616	NASDAQ	PTGX	Wed, Jan 23, 2019	8.00	8.40	7.83	8.08
615	NASDAQ	PTGX	Tue, Jan 22, 2019	8.04	8.26	7.95	7.97
614	NASDAQ	PTGX	Fri, Jan 18, 2019	8.00	8.50	7.90	8.15
613	NASDAQ	PTGX	Thu, Jan 17, 2019	7.26	8.27	7.26	7.96
612	NASDAQ	PTGX	Wed, Jan 16, 2019	7.39	7.91	7.19	7.28
611	NASDAQ	PTGX	Tue, Jan 15, 2019	7.15	7.51	6.94	7.38
610	NASDAQ	PTGX	Mon, Jan 14, 2019	7.27	7.35	6.83	7.10
609	NASDAQ	PTGX	Fri, Jan 11, 2019	7.15	7.41	7.05	7.35
608	NASDAQ	PTGX	Thu, Jan 10, 2019	6.98	7.38	6.98	7.22
607	NASDAQ	PTGX	Wed, Jan 9, 2019	7.08	7.35	7.00	7.07
606	NASDAQ	PTGX	Tue, Jan 8, 2019	7.19	7.31	6.91	7.12
605	NASDAQ	PTGX	Mon, Jan 7, 2019	6.79	7.60	6.79	7.16
604	NASDAQ	PTGX	Fri, Jan 4, 2019	6.55	7.16	6.38	6.94
603	NASDAQ	PTGX	Thu, Jan 3, 2019	6.82	7.00	6.45	6.50
602	NASDAQ	PTGX	Wed, Jan 2, 2019	6.61	7.12	6.61	6.89
601	NASDAQ	PTGX	Mon, Dec 31, 2018	6.42	6.93	6.42	6.73
600	NASDAQ	PTGX	Fri, Dec 28, 2018	6.36	6.51	6.28	6.36
599	NASDAQ	PTGX	Thu, Dec 27, 2018	6.32	6.59	6.23	6.31
598	NASDAQ	PTGX	Wed, Dec 26, 2018	6.69	6.69	6.28	6.37
597	NASDAQ	PTGX	Mon, Dec 24, 2018	6.57	6.81	6.57	6.64
596	NASDAQ	PTGX	Fri, Dec 21, 2018	6.85	6.95	6.63	6.67
595	NASDAQ	PTGX	Thu, Dec 20, 2018	6.55	6.92	6.45	6.91
594	NASDAQ	PTGX	Wed, Dec 19, 2018	6.98	7.05	6.60	6.66
593	NASDAQ	PTGX	Tue, Dec 18, 2018	6.79	7.12	6.63	7.08
592	NASDAQ	PTGX	Mon, Dec 17, 2018	6.89	7.10	6.70	6.84
591	NASDAQ	PTGX	Fri, Dec 14, 2018	6.61	6.96	6.61	6.89
590	NASDAQ	PTGX	Thu, Dec 13, 2018	7.04	7.09	6.82	6.83
589	NASDAQ	PTGX	Wed, Dec 12, 2018	6.76	7.14	6.76	6.99
588	NASDAQ	PTGX	Tue, Dec 11, 2018	7.13	7.45	6.70	6.71
587	NASDAQ	PTGX	Mon, Dec 10, 2018	6.61	7.00	6.61	6.96
586	NASDAQ	PTGX	Fri, Dec 7, 2018	6.56	7.20	6.56	6.73
585	NASDAQ	PTGX	Thu, Dec 6, 2018	6.61	7.01	6.56	6.77
584	NASDAQ	PTGX	Tue, Dec 4, 2018	6.58	6.64	6.18	6.37
583	NASDAQ	PTGX	Mon, Dec 3, 2018	6.78	6.78	6.22	6.32
582	NASDAQ	PTGX	Fri, Nov 30, 2018	6.64	6.86	6.32	6.47
581	NASDAQ	PTGX	Thu, Nov 29, 2018	6.44	6.78	6.26	6.53
580	NASDAQ	PTGX	Wed, Nov 28, 2018	6.42	6.45	5.49	6.30
579	NASDAQ	PTGX	Tue, Nov 27, 2018	7.07	7.37	6.99	6.99
578	NASDAQ	PTGX	Mon, Nov 26, 2018	7.33	7.44	7.07	7.21
577	NASDAQ	PTGX	Fri, Nov 23, 2018	7.15	7.37	7.10	7.32
576	NASDAQ	PTGX	Wed, Nov 21, 2018	7.42	7.58	7.08	7.08
575	NASDAQ	PTGX	Tue, Nov 20, 2018	7.85	7.94	7.42	7.43
574	NASDAQ	PTGX	Mon, Nov 19, 2018	8.68	9.19	7.87	7.87
573	NASDAQ	PTGX	Fri, Nov 16, 2018	8.39	9.05	8.32	8.77
572	NASDAQ	PTGX	Thu, Nov 15, 2018	8.08	9.36	8.08	8.49
571	NASDAQ	PTGX	Wed, Nov 14, 2018	8.50	8.50	7.84	8.13
570	NASDAQ	PTGX	Tue, Nov 13, 2018	9.31	9.79	7.95	8.34
569	NASDAQ	PTGX	Mon, Nov 12, 2018	9.70	10.15	9.15	9.37
568	NASDAQ	PTGX	Fri, Nov 9, 2018	9.20	9.85	9.02	9.70
567	NASDAQ	PTGX	Thu, Nov 8, 2018	8.79	9.40	8.66	9.27
566	NASDAQ	PTGX	Wed, Nov 7, 2018	8.53	9.13	8.15	9.05
565	NASDAQ	PTGX	Tue, Nov 6, 2018	7.94	8.92	7.94	8.69
564	NASDAQ	PTGX	Mon, Nov 5, 2018	8.10	8.10	7.87	7.93
563	NASDAQ	PTGX	Fri, Nov 2, 2018	8.08	8.72	7.70	8.07
562	NASDAQ	PTGX	Thu, Nov 1, 2018	8.03	8.49	7.92	8.04
561	NASDAQ	PTGX	Wed, Oct 31, 2018	7.95	8.14	7.78	7.99
560	NASDAQ	PTGX	Tue, Oct 30, 2018	8.02	8.08	7.72	7.85
559	NASDAQ	PTGX	Mon, Oct 29, 2018	8.29	8.29	7.62	8.02
558	NASDAQ	PTGX	Fri, Oct 26, 2018	8.13	8.15	7.81	8.15
557	NASDAQ	PTGX	Thu, Oct 25, 2018	8.07	8.33	8.01	8.27
556	NASDAQ	PTGX	Wed, Oct 24, 2018	8.33	8.75	8.00	8.01
555	NASDAQ	PTGX	Tue, Oct 23, 2018	7.92	8.71	7.90	8.40
554	NASDAQ	PTGX	Mon, Oct 22, 2018	8.68	9.20	8.00	8.04
553	NASDAQ	PTGX	Fri, Oct 19, 2018	8.96	8.96	8.45	8.65
552	NASDAQ	PTGX	Thu, Oct 18, 2018	9.12	9.45	8.67	8.82
551	NASDAQ	PTGX	Wed, Oct 17, 2018	9.55	9.64	8.81	9.16
550	NASDAQ	PTGX	Tue, Oct 16, 2018	9.17	9.79	8.84	9.54
549	NASDAQ	PTGX	Mon, Oct 15, 2018	8.79	9.94	8.65	9.14
548	NASDAQ	PTGX	Fri, Oct 12, 2018	9.12	9.16	8.50	8.77
547	NASDAQ	PTGX	Thu, Oct 11, 2018	9.44	9.44	8.95	8.99
546	NASDAQ	PTGX	Wed, Oct 10, 2018	9.43	9.54	9.19	9.40
545	NASDAQ	PTGX	Tue, Oct 9, 2018	9.39	9.88	9.32	9.55
544	NASDAQ	PTGX	Mon, Oct 8, 2018	9.23	9.54	9.14	9.41
543	NASDAQ	PTGX	Fri, Oct 5, 2018	9.41	9.98	9.15	9.25
542	NASDAQ	PTGX	Thu, Oct 4, 2018	10.44	10.44	9.37	9.43
541	NASDAQ	PTGX	Wed, Oct 3, 2018	10.09	10.50	9.80	10.44
540	NASDAQ	PTGX	Tue, Oct 2, 2018	10.08	10.20	9.66	10.10
539	NASDAQ	PTGX	Mon, Oct 1, 2018	10.39	10.43	9.94	10.12
538	NASDAQ	PTGX	Fri, Sep 28, 2018	10.04	10.46	9.74	10.29
537	NASDAQ	PTGX	Thu, Sep 27, 2018	9.50	11.20	9.50	10.24
536	NASDAQ	PTGX	Wed, Sep 26, 2018	8.90	8.98	8.81	8.88
535	NASDAQ	PTGX	Tue, Sep 25, 2018	8.70	8.99	8.70	8.87
534	NASDAQ	PTGX	Mon, Sep 24, 2018	8.57	8.79	8.48	8.69
533	NASDAQ	PTGX	Fri, Sep 21, 2018	8.38	8.66	8.37	8.61
532	NASDAQ	PTGX	Thu, Sep 20, 2018	8.24	8.47	8.15	8.40
531	NASDAQ	PTGX	Wed, Sep 19, 2018	8.27	8.68	8.17	8.25
530	NASDAQ	PTGX	Tue, Sep 18, 2018	8.55	8.55	8.10	8.17
529	NASDAQ	PTGX	Mon, Sep 17, 2018	8.35	8.60	8.10	8.51
528	NASDAQ	PTGX	Fri, Sep 14, 2018	8.41	8.54	8.07	8.21
527	NASDAQ	PTGX	Thu, Sep 13, 2018	8.85	8.92	8.36	8.43
526	NASDAQ	PTGX	Wed, Sep 12, 2018	8.99	9.15	8.55	8.80
525	NASDAQ	PTGX	Tue, Sep 11, 2018	8.90	9.33	8.85	9.00
524	NASDAQ	PTGX	Mon, Sep 10, 2018	9.09	9.09	8.55	8.72
523	NASDAQ	PTGX	Fri, Sep 7, 2018	9.08	9.24	8.90	9.06
522	NASDAQ	PTGX	Thu, Sep 6, 2018	9.40	9.45	9.04	9.11
521	NASDAQ	PTGX	Wed, Sep 5, 2018	9.49	9.93	9.38	9.47
520	NASDAQ	PTGX	Tue, Sep 4, 2018	9.60	9.86	9.41	9.51
519	NASDAQ	PTGX	Fri, Aug 31, 2018	10.25	10.31	9.58	9.63
518	NASDAQ	PTGX	Thu, Aug 30, 2018	9.92	10.50	9.83	10.29
517	NASDAQ	PTGX	Wed, Aug 29, 2018	10.06	10.10	9.80	9.94
516	NASDAQ	PTGX	Tue, Aug 28, 2018	10.07	10.18	9.91	10.08
515	NASDAQ	PTGX	Mon, Aug 27, 2018	10.00	10.34	9.92	10.11
514	NASDAQ	PTGX	Fri, Aug 24, 2018	9.81	10.14	9.69	9.94
513	NASDAQ	PTGX	Thu, Aug 23, 2018	9.98	10.34	9.72	9.84
512	NASDAQ	PTGX	Wed, Aug 22, 2018	9.72	10.11	9.71	10.00
511	NASDAQ	PTGX	Tue, Aug 21, 2018	9.13	9.77	9.09	9.64
510	NASDAQ	PTGX	Mon, Aug 20, 2018	9.05	9.13	8.81	9.06
509	NASDAQ	PTGX	Fri, Aug 17, 2018	9.04	9.04	8.35	8.87
508	NASDAQ	PTGX	Thu, Aug 16, 2018	8.58	9.08	8.41	9.05
507	NASDAQ	PTGX	Wed, Aug 15, 2018	8.31	8.92	8.17	8.58
506	NASDAQ	PTGX	Tue, Aug 14, 2018	9.59	9.62	8.15	8.31
505	NASDAQ	PTGX	Mon, Aug 13, 2018	10.48	10.61	9.51	9.58
504	NASDAQ	PTGX	Fri, Aug 10, 2018	11.43	11.54	10.13	10.41
503	NASDAQ	PTGX	Thu, Aug 9, 2018	11.04	11.90	10.84	11.26
502	NASDAQ	PTGX	Wed, Aug 8, 2018	10.12	11.52	10.11	10.92
501	NASDAQ	PTGX	Tue, Aug 7, 2018	10.49	11.90	10.03	10.99
500	NASDAQ	PTGX	Mon, Aug 6, 2018	7.61	11.50	7.60	11.12
499	NASDAQ	PTGX	Fri, Aug 3, 2018	6.96	7.06	6.81	7.01
498	NASDAQ	PTGX	Thu, Aug 2, 2018	7.01	7.50	6.86	6.98
497	NASDAQ	PTGX	Wed, Aug 1, 2018	6.94	7.22	6.83	7.02
496	NASDAQ	PTGX	Tue, Jul 31, 2018	6.99	7.06	6.85	6.92
495	NASDAQ	PTGX	Mon, Jul 30, 2018	7.10	7.38	6.87	6.97
494	NASDAQ	PTGX	Fri, Jul 27, 2018	7.27	7.68	7.01	7.14
493	NASDAQ	PTGX	Thu, Jul 26, 2018	7.10	7.39	6.93	7.26
492	NASDAQ	PTGX	Wed, Jul 25, 2018	7.19	7.35	7.09	7.15
491	NASDAQ	PTGX	Tue, Jul 24, 2018	7.71	7.90	7.08	7.20
490	NASDAQ	PTGX	Mon, Jul 23, 2018	7.89	7.98	7.61	7.75
489	NASDAQ	PTGX	Fri, Jul 20, 2018	7.90	8.07	7.73	7.89
488	NASDAQ	PTGX	Thu, Jul 19, 2018	7.81	8.00	7.80	7.92
487	NASDAQ	PTGX	Wed, Jul 18, 2018	8.00	8.00	7.69	7.82
486	NASDAQ	PTGX	Tue, Jul 17, 2018	7.57	7.96	7.51	7.87
485	NASDAQ	PTGX	Mon, Jul 16, 2018	7.47	7.83	7.27	7.53
484	NASDAQ	PTGX	Fri, Jul 13, 2018	7.43	7.55	7.06	7.45
483	NASDAQ	PTGX	Thu, Jul 12, 2018	7.50	7.56	7.21	7.43
482	NASDAQ	PTGX	Wed, Jul 11, 2018	7.54	7.79	7.26	7.47
481	NASDAQ	PTGX	Tue, Jul 10, 2018	7.12	7.69	7.09	7.58
480	NASDAQ	PTGX	Mon, Jul 9, 2018	7.01	7.13	6.87	7.09
479	NASDAQ	PTGX	Fri, Jul 6, 2018	7.02	7.10	6.94	6.99
478	NASDAQ	PTGX	Thu, Jul 5, 2018	7.14	7.16	6.90	7.01
477	NASDAQ	PTGX	Tue, Jul 3, 2018	6.77	7.24	6.65	7.13
476	NASDAQ	PTGX	Mon, Jul 2, 2018	6.69	6.82	6.57	6.82
475	NASDAQ	PTGX	Fri, Jun 29, 2018	6.75	7.06	6.64	6.72
474	NASDAQ	PTGX	Thu, Jun 28, 2018	6.76	7.00	6.64	6.72
473	NASDAQ	PTGX	Wed, Jun 27, 2018	7.16	7.20	6.69	6.75
472	NASDAQ	PTGX	Tue, Jun 26, 2018	6.94	7.25	6.78	7.17
471	NASDAQ	PTGX	Mon, Jun 25, 2018	6.91	6.99	6.70	6.97
470	NASDAQ	PTGX	Fri, Jun 22, 2018	6.87	6.98	6.72	6.85
469	NASDAQ	PTGX	Thu, Jun 21, 2018	7.12	7.12	6.82	6.86
468	NASDAQ	PTGX	Wed, Jun 20, 2018	7.34	7.49	6.98	7.09
467	NASDAQ	PTGX	Tue, Jun 19, 2018	7.21	7.49	7.12	7.34
466	NASDAQ	PTGX	Mon, Jun 18, 2018	7.11	7.41	6.98	7.25
465	NASDAQ	PTGX	Fri, Jun 15, 2018	7.03	7.36	7.03	7.16
464	NASDAQ	PTGX	Thu, Jun 14, 2018	6.80	7.09	6.76	7.06
463	NASDAQ	PTGX	Wed, Jun 13, 2018	7.09	7.09	6.73	6.80
462	NASDAQ	PTGX	Tue, Jun 12, 2018	7.19	7.33	7.00	7.05
461	NASDAQ	PTGX	Mon, Jun 11, 2018	7.17	7.25	7.04	7.21
460	NASDAQ	PTGX	Fri, Jun 8, 2018	7.16	7.28	6.88	7.15
459	NASDAQ	PTGX	Thu, Jun 7, 2018	7.25	7.44	7.02	7.13
458	NASDAQ	PTGX	Wed, Jun 6, 2018	6.99	7.44	6.41	7.30
457	NASDAQ	PTGX	Tue, Jun 5, 2018	6.95	7.36	6.95	7.29
456	NASDAQ	PTGX	Mon, Jun 4, 2018	7.18	7.25	6.92	7.00
455	NASDAQ	PTGX	Fri, Jun 1, 2018	7.33	7.33	6.96	7.13
454	NASDAQ	PTGX	Thu, May 31, 2018	7.18	7.41	7.03	7.28
453	NASDAQ	PTGX	Wed, May 30, 2018	6.96	7.30	6.91	7.21
452	NASDAQ	PTGX	Tue, May 29, 2018	6.65	7.06	6.59	6.98
451	NASDAQ	PTGX	Fri, May 25, 2018	6.63	6.75	6.43	6.66
450	NASDAQ	PTGX	Thu, May 24, 2018	6.40	6.67	6.32	6.61
449	NASDAQ	PTGX	Wed, May 23, 2018	6.29	6.60	6.22	6.42
448	NASDAQ	PTGX	Tue, May 22, 2018	6.32	6.47	6.05	6.29
447	NASDAQ	PTGX	Mon, May 21, 2018	6.00	6.41	5.97	6.34
446	NASDAQ	PTGX	Fri, May 18, 2018	6.09	6.14	5.92	6.00
445	NASDAQ	PTGX	Thu, May 17, 2018	6.38	6.51	5.87	5.99
444	NASDAQ	PTGX	Wed, May 16, 2018	6.45	6.53	6.33	6.45
443	NASDAQ	PTGX	Tue, May 15, 2018	6.43	6.61	6.34	6.45
442	NASDAQ	PTGX	Mon, May 14, 2018	6.55	6.78	5.50	6.42
441	NASDAQ	PTGX	Fri, May 11, 2018	6.55	6.76	6.50	6.53
440	NASDAQ	PTGX	Thu, May 10, 2018	8.10	8.10	6.42	6.52
439	NASDAQ	PTGX	Wed, May 9, 2018	8.27	8.48	8.27	8.40
438	NASDAQ	PTGX	Tue, May 8, 2018	8.40	8.51	8.20	8.27
437	NASDAQ	PTGX	Mon, May 7, 2018	8.55	8.87	8.32	8.42
436	NASDAQ	PTGX	Fri, May 4, 2018	8.47	8.62	8.43	8.53
435	NASDAQ	PTGX	Thu, May 3, 2018	8.71	8.72	8.26	8.44
434	NASDAQ	PTGX	Wed, May 2, 2018	8.81	9.00	8.71	8.74
433	NASDAQ	PTGX	Tue, May 1, 2018	8.61	8.81	8.51	8.78
432	NASDAQ	PTGX	Mon, Apr 30, 2018	8.88	8.97	8.56	8.64
431	NASDAQ	PTGX	Fri, Apr 27, 2018	8.87	8.97	8.70	8.82
430	NASDAQ	PTGX	Thu, Apr 26, 2018	8.70	8.95	8.61	8.84
429	NASDAQ	PTGX	Wed, Apr 25, 2018	8.84	8.87	8.47	8.66
428	NASDAQ	PTGX	Tue, Apr 24, 2018	8.93	8.99	8.72	8.84
427	NASDAQ	PTGX	Mon, Apr 23, 2018	8.89	8.99	8.70	8.92
426	NASDAQ	PTGX	Fri, Apr 20, 2018	8.72	9.00	8.51	8.91
425	NASDAQ	PTGX	Thu, Apr 19, 2018	8.91	9.09	8.63	8.75
424	NASDAQ	PTGX	Wed, Apr 18, 2018	9.06	9.18	8.89	8.92
423	NASDAQ	PTGX	Tue, Apr 17, 2018	8.93	9.44	8.86	9.00
422	NASDAQ	PTGX	Mon, Apr 16, 2018	8.95	9.29	8.82	8.93
421	NASDAQ	PTGX	Fri, Apr 13, 2018	9.13	9.31	8.90	8.94
420	NASDAQ	PTGX	Thu, Apr 12, 2018	8.99	9.18	8.91	9.08
419	NASDAQ	PTGX	Wed, Apr 11, 2018	8.94	9.28	8.85	8.94
418	NASDAQ	PTGX	Tue, Apr 10, 2018	8.83	8.94	8.52	8.88
417	NASDAQ	PTGX	Mon, Apr 9, 2018	8.85	9.08	8.71	8.80
416	NASDAQ	PTGX	Fri, Apr 6, 2018	8.88	9.30	8.65	8.78
415	NASDAQ	PTGX	Thu, Apr 5, 2018	9.04	9.27	8.70	8.91
414	NASDAQ	PTGX	Wed, Apr 4, 2018	8.58	9.27	8.51	9.10
413	NASDAQ	PTGX	Tue, Apr 3, 2018	8.30	8.88	8.14	8.64
412	NASDAQ	PTGX	Mon, Apr 2, 2018	8.62	8.97	8.01	8.29
411	NASDAQ	PTGX	Thu, Mar 29, 2018	8.51	8.97	8.10	8.59
410	NASDAQ	PTGX	Wed, Mar 28, 2018	8.99	9.17	8.39	8.46
409	NASDAQ	PTGX	Tue, Mar 27, 2018	8.73	9.24	8.60	9.03
408	NASDAQ	PTGX	Mon, Mar 26, 2018	7.86	9.75	7.85	8.75
407	NASDAQ	PTGX	Fri, Mar 23, 2018	19.61	21.26	19.26	20.43
406	NASDAQ	PTGX	Thu, Mar 22, 2018	20.33	20.87	19.55	19.73
405	NASDAQ	PTGX	Wed, Mar 21, 2018	20.51	20.87	20.23	20.41
404	NASDAQ	PTGX	Tue, Mar 20, 2018	20.57	20.84	20.27	20.57
403	NASDAQ	PTGX	Mon, Mar 19, 2018	20.20	20.86	20.13	20.61
402	NASDAQ	PTGX	Fri, Mar 16, 2018	20.50	20.65	19.80	20.30
401	NASDAQ	PTGX	Thu, Mar 15, 2018	20.48	21.03	20.12	20.59
400	NASDAQ	PTGX	Wed, Mar 14, 2018	20.77	20.77	19.92	20.41
399	NASDAQ	PTGX	Tue, Mar 13, 2018	21.09	21.18	20.45	20.67
398	NASDAQ	PTGX	Mon, Mar 12, 2018	23.10	23.10	20.69	20.94
397	NASDAQ	PTGX	Fri, Mar 9, 2018	20.21	23.97	19.34	23.08
396	NASDAQ	PTGX	Thu, Mar 8, 2018	20.84	21.00	19.80	20.23
395	NASDAQ	PTGX	Wed, Mar 7, 2018	20.55	21.22	20.18	20.89
394	NASDAQ	PTGX	Tue, Mar 6, 2018	19.84	20.75	19.09	20.65
393	NASDAQ	PTGX	Mon, Mar 5, 2018	20.50	20.50	18.93	19.81
392	NASDAQ	PTGX	Fri, Mar 2, 2018	17.16	21.90	16.70	20.86
391	NASDAQ	PTGX	Thu, Mar 1, 2018	17.28	17.68	16.57	17.41
390	NASDAQ	PTGX	Wed, Feb 28, 2018	17.00	17.53	16.86	16.95
389	NASDAQ	PTGX	Tue, Feb 27, 2018	17.18	17.55	16.68	17.06
388	NASDAQ	PTGX	Mon, Feb 26, 2018	17.53	17.84	16.94	17.25
387	NASDAQ	PTGX	Fri, Feb 23, 2018	17.09	17.84	16.59	17.46
386	NASDAQ	PTGX	Thu, Feb 22, 2018	18.00	18.00	16.80	16.89
385	NASDAQ	PTGX	Wed, Feb 21, 2018	16.57	18.00	16.57	17.97
384	NASDAQ	PTGX	Tue, Feb 20, 2018	17.39	17.52	16.32	16.55
383	NASDAQ	PTGX	Fri, Feb 16, 2018	17.57	18.19	17.50	17.57
382	NASDAQ	PTGX	Thu, Feb 15, 2018	17.73	18.17	17.04	17.66
381	NASDAQ	PTGX	Wed, Feb 14, 2018	17.19	17.62	17.19	17.50
380	NASDAQ	PTGX	Tue, Feb 13, 2018	17.13	17.75	16.97	17.41
379	NASDAQ	PTGX	Mon, Feb 12, 2018	17.63	17.63	16.53	17.20
378	NASDAQ	PTGX	Fri, Feb 9, 2018	17.29	17.76	16.47	17.58
377	NASDAQ	PTGX	Thu, Feb 8, 2018	17.74	17.86	17.02	17.03
376	NASDAQ	PTGX	Wed, Feb 7, 2018	17.83	18.53	17.62	17.88
375	NASDAQ	PTGX	Tue, Feb 6, 2018	20.06	20.20	17.90	17.98
374	NASDAQ	PTGX	Mon, Feb 5, 2018	21.43	21.63	20.34	20.37
373	NASDAQ	PTGX	Fri, Feb 2, 2018	22.54	22.90	21.39	21.52
372	NASDAQ	PTGX	Thu, Feb 1, 2018	22.76	23.75	22.73	22.83
371	NASDAQ	PTGX	Wed, Jan 31, 2018	22.17	23.10	21.65	22.86
370	NASDAQ	PTGX	Tue, Jan 30, 2018	21.96	22.40	21.37	21.96
369	NASDAQ	PTGX	Mon, Jan 29, 2018	19.99	22.50	19.95	21.75
368	NASDAQ	PTGX	Fri, Jan 26, 2018	19.55	20.00	19.12	19.23
367	NASDAQ	PTGX	Thu, Jan 25, 2018	19.24	20.30	19.24	19.85
366	NASDAQ	PTGX	Wed, Jan 24, 2018	19.55	19.62	18.66	19.16
365	NASDAQ	PTGX	Tue, Jan 23, 2018	18.98	19.78	18.83	19.47
364	NASDAQ	PTGX	Mon, Jan 22, 2018	19.06	19.41	18.80	18.92
363	NASDAQ	PTGX	Fri, Jan 19, 2018	19.09	19.62	18.65	18.99
362	NASDAQ	PTGX	Thu, Jan 18, 2018	19.51	19.63	18.96	19.04
361	NASDAQ	PTGX	Wed, Jan 17, 2018	19.58	20.02	19.19	19.46
360	NASDAQ	PTGX	Tue, Jan 16, 2018	19.90	20.32	19.02	19.38
359	NASDAQ	PTGX	Fri, Jan 12, 2018	20.19	20.27	19.73	19.84
358	NASDAQ	PTGX	Thu, Jan 11, 2018	20.66	20.66	20.08	20.16
357	NASDAQ	PTGX	Wed, Jan 10, 2018	19.77	20.79	19.47	20.67
356	NASDAQ	PTGX	Tue, Jan 9, 2018	19.66	20.03	19.34	19.83
355	NASDAQ	PTGX	Mon, Jan 8, 2018	20.54	21.02	19.57	19.68
354	NASDAQ	PTGX	Fri, Jan 5, 2018	21.10	21.17	20.19	20.48
353	NASDAQ	PTGX	Thu, Jan 4, 2018	21.32	21.50	20.83	20.90
352	NASDAQ	PTGX	Wed, Jan 3, 2018	21.14	21.55	20.72	21.02
351	NASDAQ	PTGX	Tue, Jan 2, 2018	21.05	21.68	20.62	21.15
350	NASDAQ	PTGX	Fri, Dec 29, 2017	20.63	21.31	20.29	20.80
349	NASDAQ	PTGX	Thu, Dec 28, 2017	20.53	20.76	20.24	20.43
348	NASDAQ	PTGX	Wed, Dec 27, 2017	20.43	20.56	19.80	20.40
347	NASDAQ	PTGX	Tue, Dec 26, 2017	20.23	20.68	19.26	20.31
346	NASDAQ	PTGX	Fri, Dec 22, 2017	19.15	20.78	19.15	19.50
345	NASDAQ	PTGX	Thu, Dec 21, 2017	19.28	19.77	19.28	19.55
344	NASDAQ	PTGX	Wed, Dec 20, 2017	19.70	19.81	19.00	19.35
343	NASDAQ	PTGX	Tue, Dec 19, 2017	19.99	20.09	19.31	19.64
342	NASDAQ	PTGX	Mon, Dec 18, 2017	19.38	20.12	19.34	19.89
341	NASDAQ	PTGX	Fri, Dec 15, 2017	18.29	19.45	18.29	18.99
340	NASDAQ	PTGX	Thu, Dec 14, 2017	18.30	18.70	18.03	18.23
339	NASDAQ	PTGX	Wed, Dec 13, 2017	17.65	18.72	17.65	18.16
338	NASDAQ	PTGX	Tue, Dec 12, 2017	18.32	18.61	17.41	17.57
337	NASDAQ	PTGX	Mon, Dec 11, 2017	18.73	18.87	18.06	18.26
336	NASDAQ	PTGX	Fri, Dec 8, 2017	19.28	19.28	18.30	18.47
335	NASDAQ	PTGX	Thu, Dec 7, 2017	18.47	19.82	18.47	19.30
334	NASDAQ	PTGX	Wed, Dec 6, 2017	18.47	18.70	17.75	18.37
333	NASDAQ	PTGX	Tue, Dec 5, 2017	17.50	18.85	17.50	18.39
332	NASDAQ	PTGX	Mon, Dec 4, 2017	19.06	19.49	17.60	17.67
331	NASDAQ	PTGX	Fri, Dec 1, 2017	19.50	19.60	18.42	19.25
330	NASDAQ	PTGX	Thu, Nov 30, 2017	19.17	20.43	18.65	19.50
329	NASDAQ	PTGX	Wed, Nov 29, 2017	18.89	19.45	18.82	19.21
328	NASDAQ	PTGX	Tue, Nov 28, 2017	19.28	19.57	18.91	19.15
327	NASDAQ	PTGX	Mon, Nov 27, 2017	19.45	19.63	16.70	19.31
326	NASDAQ	PTGX	Fri, Nov 24, 2017	19.33	19.77	19.16	19.60
325	NASDAQ	PTGX	Wed, Nov 22, 2017	19.20	19.79	19.15	19.61
324	NASDAQ	PTGX	Tue, Nov 21, 2017	18.83	19.24	18.52	19.09
323	NASDAQ	PTGX	Mon, Nov 20, 2017	17.45	18.84	17.19	18.56
322	NASDAQ	PTGX	Fri, Nov 17, 2017	16.17	17.50	16.17	17.40
321	NASDAQ	PTGX	Thu, Nov 16, 2017	16.56	16.74	16.15	16.27
320	NASDAQ	PTGX	Wed, Nov 15, 2017	16.47	16.95	16.12	16.33
319	NASDAQ	PTGX	Tue, Nov 14, 2017	16.92	16.92	16.21	16.57
318	NASDAQ	PTGX	Mon, Nov 13, 2017	17.00	17.38	16.52	16.96
317	NASDAQ	PTGX	Fri, Nov 10, 2017	17.05	17.44	16.55	17.05
316	NASDAQ	PTGX	Thu, Nov 9, 2017	16.99	17.39	16.27	17.03
315	NASDAQ	PTGX	Wed, Nov 8, 2017	16.06	17.28	15.74	17.01
314	NASDAQ	PTGX	Tue, Nov 7, 2017	14.85	16.31	14.85	15.97
313	NASDAQ	PTGX	Mon, Nov 6, 2017	14.79	15.11	14.43	14.71
312	NASDAQ	PTGX	Fri, Nov 3, 2017	14.39	14.79	14.36	14.67
311	NASDAQ	PTGX	Thu, Nov 2, 2017	14.44	14.88	14.10	14.47
310	NASDAQ	PTGX	Wed, Nov 1, 2017	15.17	15.17	14.31	14.53
309	NASDAQ	PTGX	Tue, Oct 31, 2017	15.36	15.36	14.95	14.97
308	NASDAQ	PTGX	Mon, Oct 30, 2017	15.42	15.70	14.90	15.23
307	NASDAQ	PTGX	Fri, Oct 27, 2017	15.33	15.62	14.93	15.37
306	NASDAQ	PTGX	Thu, Oct 26, 2017	15.57	15.98	14.75	14.95
305	NASDAQ	PTGX	Wed, Oct 25, 2017	15.63	15.74	15.45	15.57
304	NASDAQ	PTGX	Tue, Oct 24, 2017	15.76	16.03	15.35	15.59
303	NASDAQ	PTGX	Mon, Oct 23, 2017	15.93	16.19	15.55	15.73
302	NASDAQ	PTGX	Fri, Oct 20, 2017	16.52	16.70	15.89	15.93
301	NASDAQ	PTGX	Thu, Oct 19, 2017	16.49	16.62	16.08	16.25
300	NASDAQ	PTGX	Wed, Oct 18, 2017	16.23	16.98	16.23	16.52
299	NASDAQ	PTGX	Tue, Oct 17, 2017	15.82	16.46	15.60	16.20
298	NASDAQ	PTGX	Mon, Oct 16, 2017	15.73	16.48	15.68	15.94
297	NASDAQ	PTGX	Fri, Oct 13, 2017	17.01	17.21	15.79	16.36
296	NASDAQ	PTGX	Thu, Oct 12, 2017	17.89	17.89	16.26	16.75
295	NASDAQ	PTGX	Wed, Oct 11, 2017	19.88	19.95	19.15	19.81
294	NASDAQ	PTGX	Tue, Oct 10, 2017	19.20	19.69	18.33	19.67
293	NASDAQ	PTGX	Mon, Oct 9, 2017	18.60	19.94	18.56	19.06
292	NASDAQ	PTGX	Fri, Oct 6, 2017	19.10	19.22	18.52	18.76
291	NASDAQ	PTGX	Thu, Oct 5, 2017	18.55	19.61	18.09	19.22
290	NASDAQ	PTGX	Wed, Oct 4, 2017	18.07	18.64	18.05	18.45
289	NASDAQ	PTGX	Tue, Oct 3, 2017	17.90	18.49	17.79	17.92
288	NASDAQ	PTGX	Mon, Oct 2, 2017	17.67	18.01	17.44	17.90
287	NASDAQ	PTGX	Fri, Sep 29, 2017	17.90	18.37	17.47	17.67
286	NASDAQ	PTGX	Thu, Sep 28, 2017	17.63	18.23	17.63	17.98
285	NASDAQ	PTGX	Wed, Sep 27, 2017	16.20	18.06	16.18	17.63
284	NASDAQ	PTGX	Tue, Sep 26, 2017	16.20	16.34	15.87	16.28
283	NASDAQ	PTGX	Mon, Sep 25, 2017	16.70	16.70	16.25	16.39
282	NASDAQ	PTGX	Fri, Sep 22, 2017	17.10	17.10	16.43	16.85
281	NASDAQ	PTGX	Thu, Sep 21, 2017	17.21	17.29	16.61	17.13
280	NASDAQ	PTGX	Wed, Sep 20, 2017	16.36	17.63	16.29	17.32
279	NASDAQ	PTGX	Tue, Sep 19, 2017	16.65	16.78	16.12	16.69
278	NASDAQ	PTGX	Mon, Sep 18, 2017	15.93	16.66	15.60	16.54
277	NASDAQ	PTGX	Fri, Sep 15, 2017	15.29	15.91	14.72	15.75
276	NASDAQ	PTGX	Thu, Sep 14, 2017	14.50	15.49	14.41	15.36
275	NASDAQ	PTGX	Wed, Sep 13, 2017	14.26	15.08	14.23	14.61
274	NASDAQ	PTGX	Tue, Sep 12, 2017	14.80	14.80	14.13	14.42
273	NASDAQ	PTGX	Mon, Sep 11, 2017	15.52	15.52	14.38	14.65
272	NASDAQ	PTGX	Fri, Sep 8, 2017	15.55	15.67	15.12	15.14
271	NASDAQ	PTGX	Thu, Sep 7, 2017	15.62	16.10	15.30	15.51
270	NASDAQ	PTGX	Wed, Sep 6, 2017	16.25	16.35	15.56	16.26
269	NASDAQ	PTGX	Tue, Sep 5, 2017	16.83	16.99	16.14	16.26
268	NASDAQ	PTGX	Fri, Sep 1, 2017	16.46	17.08	16.36	16.78
267	NASDAQ	PTGX	Thu, Aug 31, 2017	16.40	16.40	16.00	16.33
266	NASDAQ	PTGX	Wed, Aug 30, 2017	16.72	17.18	16.27	16.48
265	NASDAQ	PTGX	Tue, Aug 29, 2017	15.02	17.15	15.02	16.77
264	NASDAQ	PTGX	Mon, Aug 28, 2017	14.31	15.49	14.31	14.93
263	NASDAQ	PTGX	Fri, Aug 25, 2017	14.03	14.05	13.12	13.77
262	NASDAQ	PTGX	Thu, Aug 24, 2017	12.32	14.35	12.32	13.36
261	NASDAQ	PTGX	Wed, Aug 23, 2017	12.54	12.59	12.00	12.21
260	NASDAQ	PTGX	Tue, Aug 22, 2017	12.64	12.64	12.20	12.51
259	NASDAQ	PTGX	Mon, Aug 21, 2017	11.99	12.32	11.57	12.31
258	NASDAQ	PTGX	Fri, Aug 18, 2017	12.02	12.18	11.87	11.91
257	NASDAQ	PTGX	Thu, Aug 17, 2017	12.10	12.44	12.10	12.25
256	NASDAQ	PTGX	Wed, Aug 16, 2017	12.00	12.99	12.00	12.20
255	NASDAQ	PTGX	Tue, Aug 15, 2017	12.50	12.55	11.65	12.08
254	NASDAQ	PTGX	Mon, Aug 14, 2017	11.19	12.68	11.01	12.49
253	NASDAQ	PTGX	Fri, Aug 11, 2017	10.56	11.38	10.48	11.10
252	NASDAQ	PTGX	Thu, Aug 10, 2017	10.75	10.83	10.26	10.61
251	NASDAQ	PTGX	Wed, Aug 9, 2017	11.53	11.82	10.38	10.72
250	NASDAQ	PTGX	Tue, Aug 8, 2017	11.64	12.02	11.55	11.74
249	NASDAQ	PTGX	Mon, Aug 7, 2017	11.87	11.89	11.50	11.61
248	NASDAQ	PTGX	Fri, Aug 4, 2017	10.88	11.92	10.88	11.73
247	NASDAQ	PTGX	Thu, Aug 3, 2017	11.52	11.52	10.87	10.91
246	NASDAQ	PTGX	Wed, Aug 2, 2017	11.98	11.98	11.01	11.18
245	NASDAQ	PTGX	Tue, Aug 1, 2017	12.44	12.59	11.43	11.89
244	NASDAQ	PTGX	Mon, Jul 31, 2017	12.60	12.65	12.10	12.19
243	NASDAQ	PTGX	Fri, Jul 28, 2017	13.07	13.07	12.56	12.67
242	NASDAQ	PTGX	Thu, Jul 27, 2017	13.63	13.92	12.65	13.02
241	NASDAQ	PTGX	Wed, Jul 26, 2017	13.41	13.79	13.13	13.61
240	NASDAQ	PTGX	Tue, Jul 25, 2017	13.52	13.72	13.04	13.24
239	NASDAQ	PTGX	Mon, Jul 24, 2017	12.84	13.46	12.38	13.40
238	NASDAQ	PTGX	Fri, Jul 21, 2017	13.80	13.80	12.58	12.75
237	NASDAQ	PTGX	Thu, Jul 20, 2017	12.82	13.15	12.38	12.92
236	NASDAQ	PTGX	Wed, Jul 19, 2017	12.26	12.96	12.25	12.92
235	NASDAQ	PTGX	Tue, Jul 18, 2017	12.64	12.69	12.25	12.26
234	NASDAQ	PTGX	Mon, Jul 17, 2017	13.54	13.80	12.54	12.66
233	NASDAQ	PTGX	Fri, Jul 14, 2017	14.07	14.07	13.35	13.56
232	NASDAQ	PTGX	Thu, Jul 13, 2017	13.30	14.12	13.21	13.93
231	NASDAQ	PTGX	Wed, Jul 12, 2017	13.23	13.65	13.10	13.41
230	NASDAQ	PTGX	Tue, Jul 11, 2017	12.49	13.51	12.21	13.17
229	NASDAQ	PTGX	Mon, Jul 10, 2017	12.69	12.88	12.36	12.38
228	NASDAQ	PTGX	Fri, Jul 7, 2017	11.91	12.74	11.91	12.69
227	NASDAQ	PTGX	Thu, Jul 6, 2017	12.00	12.15	11.69	12.00
226	NASDAQ	PTGX	Wed, Jul 5, 2017	11.29	12.13	11.15	11.89
225	NASDAQ	PTGX	Mon, Jul 3, 2017	11.44	11.61	11.20	11.40
224	NASDAQ	PTGX	Fri, Jun 30, 2017	11.52	11.66	11.11	11.31
223	NASDAQ	PTGX	Thu, Jun 29, 2017	12.25	12.25	11.26	11.54
222	NASDAQ	PTGX	Wed, Jun 28, 2017	11.13	12.24	11.13	12.00
221	NASDAQ	PTGX	Tue, Jun 27, 2017	11.98	11.98	11.02	11.12
220	NASDAQ	PTGX	Mon, Jun 26, 2017	12.07	12.10	11.15	12.00
219	NASDAQ	PTGX	Fri, Jun 23, 2017	12.09	12.09	11.81	12.00
218	NASDAQ	PTGX	Thu, Jun 22, 2017	12.33	12.33	11.80	12.08
217	NASDAQ	PTGX	Wed, Jun 21, 2017	11.61	12.24	11.61	12.11
216	NASDAQ	PTGX	Tue, Jun 20, 2017	11.11	12.09	10.87	11.71
215	NASDAQ	PTGX	Mon, Jun 19, 2017	10.58	11.23	10.55	11.14
214	NASDAQ	PTGX	Fri, Jun 16, 2017	10.70	10.97	10.42	10.55
213	NASDAQ	PTGX	Thu, Jun 15, 2017	10.92	11.20	10.77	10.84
212	NASDAQ	PTGX	Wed, Jun 14, 2017	10.96	11.36	10.72	11.06
211	NASDAQ	PTGX	Tue, Jun 13, 2017	11.05	11.41	10.89	10.96
210	NASDAQ	PTGX	Mon, Jun 12, 2017	11.38	11.73	11.01	11.11
209	NASDAQ	PTGX	Fri, Jun 9, 2017	10.78	11.76	10.65	11.38
208	NASDAQ	PTGX	Thu, Jun 8, 2017	10.70	11.34	10.41	10.78
207	NASDAQ	PTGX	Wed, Jun 7, 2017	10.42	11.00	10.25	10.63
206	NASDAQ	PTGX	Tue, Jun 6, 2017	10.55	10.76	10.50	10.51
205	NASDAQ	PTGX	Mon, Jun 5, 2017	10.54	11.00	10.25	10.60
204	NASDAQ	PTGX	Fri, Jun 2, 2017	10.80	11.02	10.65	10.68
203	NASDAQ	PTGX	Thu, Jun 1, 2017	11.41	11.74	10.50	10.89
202	NASDAQ	PTGX	Wed, May 31, 2017	12.45	12.45	10.76	11.17
201	NASDAQ	PTGX	Tue, May 30, 2017	12.28	14.85	11.12	11.82
200	NASDAQ	PTGX	Fri, May 26, 2017	8.40	8.55	8.02	8.22
199	NASDAQ	PTGX	Thu, May 25, 2017	9.18	9.90	8.00	8.59
198	NASDAQ	PTGX	Wed, May 24, 2017	9.90	10.56	9.01	9.10
197	NASDAQ	PTGX	Tue, May 23, 2017	10.22	10.34	9.45	9.86
196	NASDAQ	PTGX	Mon, May 22, 2017	10.75	10.99	10.27	10.44
195	NASDAQ	PTGX	Fri, May 19, 2017	9.83	10.76	9.34	10.59
194	NASDAQ	PTGX	Thu, May 18, 2017	9.53	10.17	9.52	9.86
193	NASDAQ	PTGX	Wed, May 17, 2017	10.47	10.75	9.25	10.30
192	NASDAQ	PTGX	Tue, May 16, 2017	10.13	10.75	10.13	10.71
191	NASDAQ	PTGX	Mon, May 15, 2017	10.62	10.77	10.09	10.74
190	NASDAQ	PTGX	Fri, May 12, 2017	10.62	10.75	10.00	10.45
189	NASDAQ	PTGX	Thu, May 11, 2017	9.98	10.90	9.72	10.39
188	NASDAQ	PTGX	Wed, May 10, 2017	10.20	10.20	9.01	9.65
187	NASDAQ	PTGX	Tue, May 9, 2017	9.19	9.50	9.01	9.40
186	NASDAQ	PTGX	Mon, May 8, 2017	9.59	9.97	9.05	9.15
185	NASDAQ	PTGX	Fri, May 5, 2017	10.38	10.40	9.24	9.24
184	NASDAQ	PTGX	Thu, May 4, 2017	10.21	10.27	10.12	10.17
183	NASDAQ	PTGX	Wed, May 3, 2017	10.37	10.53	10.07	10.23
182	NASDAQ	PTGX	Tue, May 2, 2017	10.54	10.76	10.34	10.47
181	NASDAQ	PTGX	Mon, May 1, 2017	10.50	10.67	10.11	10.55
180	NASDAQ	PTGX	Fri, Apr 28, 2017	10.50	10.51	10.06	10.12
179	NASDAQ	PTGX	Thu, Apr 27, 2017	10.92	11.13	10.44	10.63
178	NASDAQ	PTGX	Wed, Apr 26, 2017	10.66	10.75	10.44	10.60
177	NASDAQ	PTGX	Tue, Apr 25, 2017	10.29	10.72	10.04	10.59
176	NASDAQ	PTGX	Mon, Apr 24, 2017	10.77	10.77	10.00	10.11
175	NASDAQ	PTGX	Fri, Apr 21, 2017	10.81	10.93	10.48	10.57
174	NASDAQ	PTGX	Thu, Apr 20, 2017	11.11	11.11	10.51	10.59
173	NASDAQ	PTGX	Wed, Apr 19, 2017	10.58	10.78	10.23	10.53
172	NASDAQ	PTGX	Tue, Apr 18, 2017	10.40	10.72	10.18	10.63
171	NASDAQ	PTGX	Mon, Apr 17, 2017	10.55	10.66	10.28	10.42
170	NASDAQ	PTGX	Thu, Apr 13, 2017	11.36	11.36	10.53	10.56
169	NASDAQ	PTGX	Wed, Apr 12, 2017	10.46	10.72	10.24	10.60
168	NASDAQ	PTGX	Tue, Apr 11, 2017	10.66	11.00	9.93	10.55
167	NASDAQ	PTGX	Mon, Apr 10, 2017	10.57	11.25	10.34	10.77
166	NASDAQ	PTGX	Fri, Apr 7, 2017	11.34	11.39	10.31	10.35
165	NASDAQ	PTGX	Thu, Apr 6, 2017	12.58	12.97	11.01	11.38
164	NASDAQ	PTGX	Wed, Apr 5, 2017	12.25	13.43	12.12	12.38
163	NASDAQ	PTGX	Tue, Apr 4, 2017	12.23	12.82	11.94	12.04
162	NASDAQ	PTGX	Mon, Apr 3, 2017	12.89	13.20	12.02	12.12
161	NASDAQ	PTGX	Fri, Mar 31, 2017	13.37	13.80	12.12	12.81
160	NASDAQ	PTGX	Thu, Mar 30, 2017	13.06	13.64	12.82	13.41
159	NASDAQ	PTGX	Wed, Mar 29, 2017	14.14	14.14	13.50	13.56
158	NASDAQ	PTGX	Tue, Mar 28, 2017	13.79	14.16	13.70	13.86
157	NASDAQ	PTGX	Mon, Mar 27, 2017	12.52	13.99	12.52	13.71
156	NASDAQ	PTGX	Fri, Mar 24, 2017	13.01	13.68	13.01	13.22
155	NASDAQ	PTGX	Thu, Mar 23, 2017	12.32	13.46	12.10	13.15
154	NASDAQ	PTGX	Wed, Mar 22, 2017	12.32	12.60	12.12	12.49
153	NASDAQ	PTGX	Tue, Mar 21, 2017	12.93	12.93	12.15	12.34
152	NASDAQ	PTGX	Mon, Mar 20, 2017	13.10	13.95	12.58	13.04
151	NASDAQ	PTGX	Fri, Mar 17, 2017	12.62	13.61	12.37	13.09
150	NASDAQ	PTGX	Thu, Mar 16, 2017	12.80	13.03	12.32	12.79
149	NASDAQ	PTGX	Wed, Mar 15, 2017	13.24	13.24	12.30	12.71
148	NASDAQ	PTGX	Tue, Mar 14, 2017	13.57	13.86	12.40	12.92
147	NASDAQ	PTGX	Mon, Mar 13, 2017	13.71	14.17	13.71	14.05
146	NASDAQ	PTGX	Fri, Mar 10, 2017	13.54	13.80	13.20	13.72
145	NASDAQ	PTGX	Thu, Mar 9, 2017	13.88	13.90	13.50	13.54
144	NASDAQ	PTGX	Wed, Mar 8, 2017	13.57	14.77	13.18	13.59
143	NASDAQ	PTGX	Tue, Mar 7, 2017	13.68	13.69	13.22	13.47
142	NASDAQ	PTGX	Mon, Mar 6, 2017	13.69	13.90	13.25	13.67
141	NASDAQ	PTGX	Fri, Mar 3, 2017	14.41	14.42	13.66	13.80
140	NASDAQ	PTGX	Thu, Mar 2, 2017	14.74	14.86	14.02	14.17
139	NASDAQ	PTGX	Wed, Mar 1, 2017	14.00	14.95	13.84	14.73
138	NASDAQ	PTGX	Tue, Feb 28, 2017	14.29	14.50	13.51	13.86
137	NASDAQ	PTGX	Mon, Feb 27, 2017	14.45	14.74	14.05	14.42
136	NASDAQ	PTGX	Fri, Feb 24, 2017	13.85	15.03	13.77	14.40
135	NASDAQ	PTGX	Thu, Feb 23, 2017	14.78	14.96	13.64	13.96
134	NASDAQ	PTGX	Wed, Feb 22, 2017	15.39	15.39	14.38	14.58
133	NASDAQ	PTGX	Tue, Feb 21, 2017	14.92	15.29	14.24	15.17
132	NASDAQ	PTGX	Fri, Feb 17, 2017	15.18	15.88	14.83	15.17
131	NASDAQ	PTGX	Thu, Feb 16, 2017	14.92	15.29	14.38	15.09
130	NASDAQ	PTGX	Wed, Feb 15, 2017	14.69	15.22	14.26	15.12
129	NASDAQ	PTGX	Tue, Feb 14, 2017	15.46	15.72	14.58	14.79
128	NASDAQ	PTGX	Mon, Feb 13, 2017	15.60	16.06	15.10	15.59
127	NASDAQ	PTGX	Fri, Feb 10, 2017	15.90	16.19	15.39	15.62
126	NASDAQ	PTGX	Thu, Feb 9, 2017	16.51	17.10	15.65	15.89
125	NASDAQ	PTGX	Wed, Feb 8, 2017	17.98	18.20	16.60	16.92
124	NASDAQ	PTGX	Tue, Feb 7, 2017	18.37	19.01	17.57	17.90
123	NASDAQ	PTGX	Mon, Feb 6, 2017	19.06	19.73	18.28	18.97
122	NASDAQ	PTGX	Fri, Feb 3, 2017	18.89	19.26	17.70	19.14
121	NASDAQ	PTGX	Thu, Feb 2, 2017	18.50	19.84	18.44	18.64
120	NASDAQ	PTGX	Wed, Feb 1, 2017	18.63	19.15	18.04	18.21
119	NASDAQ	PTGX	Tue, Jan 31, 2017	18.73	18.75	17.64	18.04
118	NASDAQ	PTGX	Mon, Jan 30, 2017	19.29	19.89	18.40	18.80
117	NASDAQ	PTGX	Fri, Jan 27, 2017	19.95	19.96	19.25	19.28
116	NASDAQ	PTGX	Thu, Jan 26, 2017	19.45	20.14	18.71	19.97
115	NASDAQ	PTGX	Wed, Jan 25, 2017	18.47	19.60	17.76	19.52
114	NASDAQ	PTGX	Tue, Jan 24, 2017	17.77	18.78	17.42	18.46
113	NASDAQ	PTGX	Mon, Jan 23, 2017	17.73	18.14	17.19	17.77
112	NASDAQ	PTGX	Fri, Jan 20, 2017	18.31	19.67	16.59	17.73
111	NASDAQ	PTGX	Thu, Jan 19, 2017	19.04	19.79	18.09	18.33
110	NASDAQ	PTGX	Wed, Jan 18, 2017	19.82	19.82	18.66	18.92
109	NASDAQ	PTGX	Tue, Jan 17, 2017	19.41	19.75	18.01	18.97
108	NASDAQ	PTGX	Fri, Jan 13, 2017	18.91	19.81	18.31	19.54
107	NASDAQ	PTGX	Thu, Jan 12, 2017	19.40	19.71	18.03	18.93
106	NASDAQ	PTGX	Wed, Jan 11, 2017	20.09	20.09	19.27	19.54
105	NASDAQ	PTGX	Tue, Jan 10, 2017	20.32	20.32	19.43	19.59
104	NASDAQ	PTGX	Mon, Jan 9, 2017	20.52	21.80	20.09	20.40
103	NASDAQ	PTGX	Fri, Jan 6, 2017	21.23	21.58	20.59	20.75
102	NASDAQ	PTGX	Thu, Jan 5, 2017	20.70	21.61	20.40	21.05
101	NASDAQ	PTGX	Wed, Jan 4, 2017	21.40	21.60	21.00	21.08
100	NASDAQ	PTGX	Tue, Jan 3, 2017	22.26	22.50	20.89	21.18
99	NASDAQ	PTGX	Fri, Dec 30, 2016	22.21	22.39	21.57	21.99
98	NASDAQ	PTGX	Thu, Dec 29, 2016	22.08	22.29	21.75	22.19
97	NASDAQ	PTGX	Wed, Dec 28, 2016	22.52	22.54	21.50	21.90
96	NASDAQ	PTGX	Tue, Dec 27, 2016	22.14	22.40	21.68	21.97
95	NASDAQ	PTGX	Fri, Dec 23, 2016	21.75	22.03	21.74	21.94
94	NASDAQ	PTGX	Thu, Dec 22, 2016	22.02	22.30	21.30	21.80
93	NASDAQ	PTGX	Wed, Dec 21, 2016	22.95	23.01	21.39	21.88
92	NASDAQ	PTGX	Tue, Dec 20, 2016	22.60	23.20	22.23	22.84
91	NASDAQ	PTGX	Mon, Dec 19, 2016	23.29	23.35	21.91	22.72
90	NASDAQ	PTGX	Fri, Dec 16, 2016	21.59	23.65	21.36	21.59
89	NASDAQ	PTGX	Thu, Dec 15, 2016	20.49	22.07	19.70	21.31
88	NASDAQ	PTGX	Wed, Dec 14, 2016	20.05	20.85	19.67	20.29
87	NASDAQ	PTGX	Tue, Dec 13, 2016	20.23	20.57	20.03	20.09
86	NASDAQ	PTGX	Mon, Dec 12, 2016	21.81	21.81	19.26	20.20
85	NASDAQ	PTGX	Fri, Dec 9, 2016	22.86	22.97	21.75	22.00
84	NASDAQ	PTGX	Thu, Dec 8, 2016	25.58	25.78	21.62	22.91
83	NASDAQ	PTGX	Wed, Dec 7, 2016	25.76	26.00	24.86	25.58
82	NASDAQ	PTGX	Tue, Dec 6, 2016	26.32	26.36	25.10	25.88
81	NASDAQ	PTGX	Mon, Dec 5, 2016	25.12	26.25	25.12	26.24
80	NASDAQ	PTGX	Fri, Dec 2, 2016	22.79	25.05	22.79	24.87
79	NASDAQ	PTGX	Thu, Dec 1, 2016	25.07	25.07	23.10	24.26
78	NASDAQ	PTGX	Wed, Nov 30, 2016	24.94	25.10	24.59	24.95
77	NASDAQ	PTGX	Tue, Nov 29, 2016	25.00	25.25	24.56	24.99
76	NASDAQ	PTGX	Mon, Nov 28, 2016	25.41	25.60	24.38	25.01
75	NASDAQ	PTGX	Fri, Nov 25, 2016	24.26	25.50	24.26	25.49
74	NASDAQ	PTGX	Wed, Nov 23, 2016	24.82	25.20	24.58	25.12
73	NASDAQ	PTGX	Tue, Nov 22, 2016	25.20	25.25	24.65	25.22
72	NASDAQ	PTGX	Mon, Nov 21, 2016	25.11	25.50	24.12	25.20
71	NASDAQ	PTGX	Fri, Nov 18, 2016	25.00	25.20	23.91	25.13
70	NASDAQ	PTGX	Thu, Nov 17, 2016	23.95	25.00	23.95	24.99
69	NASDAQ	PTGX	Wed, Nov 16, 2016	23.50	23.96	23.40	23.91
68	NASDAQ	PTGX	Tue, Nov 15, 2016	23.54	24.02	21.46	23.90
67	NASDAQ	PTGX	Mon, Nov 14, 2016	24.51	24.51	23.84	24.16
66	NASDAQ	PTGX	Fri, Nov 11, 2016	23.38	24.52	23.38	24.30
65	NASDAQ	PTGX	Thu, Nov 10, 2016	21.90	23.66	21.71	23.36
64	NASDAQ	PTGX	Wed, Nov 9, 2016	20.00	21.87	20.00	21.80
63	NASDAQ	PTGX	Tue, Nov 8, 2016	18.80	20.51	18.60	19.90
62	NASDAQ	PTGX	Mon, Nov 7, 2016	18.50	18.75	18.34	18.72
61	NASDAQ	PTGX	Fri, Nov 4, 2016	18.11	18.56	17.81	18.27
60	NASDAQ	PTGX	Thu, Nov 3, 2016	18.06	18.42	17.45	17.93
59	NASDAQ	PTGX	Wed, Nov 2, 2016	17.84	18.02	17.66	18.00
58	NASDAQ	PTGX	Tue, Nov 1, 2016	19.00	19.00	17.61	17.87
57	NASDAQ	PTGX	Mon, Oct 31, 2016	19.40	19.40	17.80	18.80
56	NASDAQ	PTGX	Fri, Oct 28, 2016	20.30	20.66	19.48	19.67
55	NASDAQ	PTGX	Thu, Oct 27, 2016	21.79	22.33	20.15	20.32
54	NASDAQ	PTGX	Wed, Oct 26, 2016	21.16	22.43	21.07	22.06
53	NASDAQ	PTGX	Tue, Oct 25, 2016	22.37	22.50	22.17	22.28
52	NASDAQ	PTGX	Mon, Oct 24, 2016	22.47	22.47	21.98	22.16
51	NASDAQ	PTGX	Fri, Oct 21, 2016	21.79	22.47	21.59	22.10
50	NASDAQ	PTGX	Thu, Oct 20, 2016	22.53	22.53	21.49	21.99
49	NASDAQ	PTGX	Wed, Oct 19, 2016	21.92	22.62	21.92	22.41
48	NASDAQ	PTGX	Tue, Oct 18, 2016	22.62	22.62	22.02	22.41
47	NASDAQ	PTGX	Mon, Oct 17, 2016	21.40	22.75	21.40	22.43
46	NASDAQ	PTGX	Fri, Oct 14, 2016	21.40	21.76	21.20	21.46
45	NASDAQ	PTGX	Thu, Oct 13, 2016	21.22	21.90	21.14	21.40
44	NASDAQ	PTGX	Wed, Oct 12, 2016	21.50	21.52	21.15	21.42
43	NASDAQ	PTGX	Tue, Oct 11, 2016	21.17	21.87	21.07	21.58
42	NASDAQ	PTGX	Mon, Oct 10, 2016	20.96	21.97	20.85	21.33
41	NASDAQ	PTGX	Fri, Oct 7, 2016	20.35	21.77	20.17	21.19
40	NASDAQ	PTGX	Thu, Oct 6, 2016	21.63	21.94	20.01	20.86
39	NASDAQ	PTGX	Wed, Oct 5, 2016	21.68	22.86	21.49	21.72
38	NASDAQ	PTGX	Tue, Oct 4, 2016	21.39	22.10	21.17	21.83
37	NASDAQ	PTGX	Mon, Oct 3, 2016	21.35	21.90	20.86	21.21
36	NASDAQ	PTGX	Fri, Sep 30, 2016	20.49	21.80	20.00	21.13
35	NASDAQ	PTGX	Thu, Sep 29, 2016	21.19	22.25	20.11	20.76
34	NASDAQ	PTGX	Wed, Sep 28, 2016	21.00	21.68	20.16	20.94
33	NASDAQ	PTGX	Tue, Sep 27, 2016	18.59	22.56	18.43	20.99
32	NASDAQ	PTGX	Mon, Sep 26, 2016	17.30	19.56	15.51	18.15
31	NASDAQ	PTGX	Fri, Sep 23, 2016	16.69	17.53	16.35	17.00
30	NASDAQ	PTGX	Thu, Sep 22, 2016	15.92	16.78	15.80	16.05
29	NASDAQ	PTGX	Wed, Sep 21, 2016	15.65	16.00	15.30	15.82
28	NASDAQ	PTGX	Tue, Sep 20, 2016	14.98	16.50	14.98	15.60
27	NASDAQ	PTGX	Mon, Sep 19, 2016	14.73	16.54	14.48	15.10
26	NASDAQ	PTGX	Fri, Sep 16, 2016	13.62	15.15	13.27	14.33
25	NASDAQ	PTGX	Thu, Sep 15, 2016	12.80	13.89	12.21	13.32
24	NASDAQ	PTGX	Wed, Sep 14, 2016	13.18	13.42	12.45	13.10
23	NASDAQ	PTGX	Tue, Sep 13, 2016	12.39	13.68	12.04	12.88
22	NASDAQ	PTGX	Mon, Sep 12, 2016	12.40	12.40	12.05	12.40
21	NASDAQ	PTGX	Fri, Sep 9, 2016	12.70	12.95	11.69	12.40
20	NASDAQ	PTGX	Thu, Sep 8, 2016	12.79	12.79	12.43	12.57
19	NASDAQ	PTGX	Wed, Sep 7, 2016	12.60	12.68	12.20	12.63
18	NASDAQ	PTGX	Tue, Sep 6, 2016	12.01	13.00	11.72	12.54
17	NASDAQ	PTGX	Fri, Sep 2, 2016	11.88	12.15	11.61	12.08
16	NASDAQ	PTGX	Thu, Sep 1, 2016	12.01	12.41	11.74	12.09
15	NASDAQ	PTGX	Wed, Aug 31, 2016	10.65	12.35	10.65	12.01
14	NASDAQ	PTGX	Tue, Aug 30, 2016	10.30	11.42	10.30	10.94
13	NASDAQ	PTGX	Mon, Aug 29, 2016	10.83	11.07	10.11	10.62
12	NASDAQ	PTGX	Fri, Aug 26, 2016	10.80	11.40	10.08	10.44
11	NASDAQ	PTGX	Thu, Aug 25, 2016	11.00	11.20	10.02	10.71
10	NASDAQ	PTGX	Wed, Aug 24, 2016	11.33	11.50	10.74	10.94
9	NASDAQ	PTGX	Tue, Aug 23, 2016	11.65	11.68	10.64	11.48
8	NASDAQ	PTGX	Mon, Aug 22, 2016	11.45	11.75	11.10	11.60
7	NASDAQ	PTGX	Fri, Aug 19, 2016	11.71	12.89	11.51	11.80
6	NASDAQ	PTGX	Thu, Aug 18, 2016	11.84	11.89	11.50	11.65
5	NASDAQ	PTGX	Wed, Aug 17, 2016	11.58	11.80	11.54	11.74
4	NASDAQ	PTGX	Tue, Aug 16, 2016	11.50	11.69	11.46	11.46
3	NASDAQ	PTGX	Mon, Aug 15, 2016	11.60	11.70	11.40	11.50
2	NASDAQ	PTGX	Fri, Aug 12, 2016	11.75	12.00	11.28	11.57
1	NASDAQ	PTGX	Thu, Aug 11, 2016	12.00	12.00	11.20	11.70
#	Exchange	Symbol	Date	Open	High	Low	Close

Protagonist Therapeutics Inc NASDAQ:PTGX Historical Prices

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