Alpine Immune Sciences Inc NASDAQ:ALPN Historical Prices

Below are the 1698 trading days of historical prices for ALPN.

#	Exchange	Symbol	Date	Open	High	Low	Close
1698	NASDAQ	ALPN	Thu, Mar 21, 2024	40.51	42.88	40.23	41.60
1697	NASDAQ	ALPN	Wed, Mar 20, 2024	40.26	41.79	39.73	40.23
1696	NASDAQ	ALPN	Tue, Mar 19, 2024	37.40	42.24	37.15	39.95
1695	NASDAQ	ALPN	Mon, Mar 18, 2024	36.46	36.80	35.00	35.47
1694	NASDAQ	ALPN	Fri, Mar 15, 2024	35.92	37.37	35.56	36.38
1693	NASDAQ	ALPN	Thu, Mar 14, 2024	36.21	37.00	34.86	35.89
1692	NASDAQ	ALPN	Wed, Mar 13, 2024	36.44	37.52	36.05	36.61
1691	NASDAQ	ALPN	Tue, Mar 12, 2024	36.34	37.51	35.61	36.45
1690	NASDAQ	ALPN	Mon, Mar 11, 2024	35.72	37.20	35.29	35.38
1689	NASDAQ	ALPN	Fri, Mar 8, 2024	37.52	38.12	35.52	35.93
1688	NASDAQ	ALPN	Thu, Mar 7, 2024	38.91	39.27	36.71	37.00
1687	NASDAQ	ALPN	Wed, Mar 6, 2024	38.30	38.74	37.79	38.55
1686	NASDAQ	ALPN	Tue, Mar 5, 2024	36.40	38.02	36.26	37.47
1685	NASDAQ	ALPN	Mon, Mar 4, 2024	36.60	37.03	35.01	36.66
1684	NASDAQ	ALPN	Fri, Mar 1, 2024	35.45	36.57	35.27	36.00
1683	NASDAQ	ALPN	Thu, Feb 29, 2024	35.63	35.63	34.62	35.22
1682	NASDAQ	ALPN	Wed, Feb 28, 2024	35.67	36.16	34.62	34.92
1681	NASDAQ	ALPN	Tue, Feb 27, 2024	35.01	36.70	34.99	35.96
1680	NASDAQ	ALPN	Mon, Feb 26, 2024	33.92	34.93	33.72	34.75
1679	NASDAQ	ALPN	Fri, Feb 23, 2024	33.19	34.00	32.39	33.92
1678	NASDAQ	ALPN	Thu, Feb 22, 2024	30.89	33.48	30.59	33.11
1677	NASDAQ	ALPN	Wed, Feb 21, 2024	30.38	30.76	29.56	30.39
1676	NASDAQ	ALPN	Tue, Feb 20, 2024	31.14	31.48	29.80	30.51
1675	NASDAQ	ALPN	Fri, Feb 16, 2024	29.74	32.13	29.48	31.26
1674	NASDAQ	ALPN	Thu, Feb 15, 2024	30.25	30.77	29.31	29.88
1673	NASDAQ	ALPN	Wed, Feb 14, 2024	29.33	29.95	28.69	29.13
1672	NASDAQ	ALPN	Tue, Feb 13, 2024	28.90	29.98	28.41	28.77
1671	NASDAQ	ALPN	Mon, Feb 12, 2024	29.25	30.65	29.17	30.38
1670	NASDAQ	ALPN	Fri, Feb 9, 2024	28.70	29.66	28.04	29.04
1669	NASDAQ	ALPN	Thu, Feb 8, 2024	27.17	28.60	27.10	28.41
1668	NASDAQ	ALPN	Wed, Feb 7, 2024	26.62	27.42	26.09	27.10
1667	NASDAQ	ALPN	Tue, Feb 6, 2024	27.32	27.52	26.16	26.52
1666	NASDAQ	ALPN	Mon, Feb 5, 2024	27.52	27.78	26.34	27.45
1665	NASDAQ	ALPN	Fri, Feb 2, 2024	27.96	28.36	27.44	27.69
1664	NASDAQ	ALPN	Thu, Feb 1, 2024	26.84	28.44	26.50	27.98
1663	NASDAQ	ALPN	Wed, Jan 31, 2024	25.67	27.12	25.37	26.61
1662	NASDAQ	ALPN	Tue, Jan 30, 2024	25.73	26.14	24.68	25.73
1661	NASDAQ	ALPN	Mon, Jan 29, 2024	25.12	26.23	24.56	26.10
1660	NASDAQ	ALPN	Fri, Jan 26, 2024	22.44	25.34	21.92	25.12
1659	NASDAQ	ALPN	Thu, Jan 25, 2024	18.86	22.00	18.86	21.74
1658	NASDAQ	ALPN	Wed, Jan 24, 2024	19.78	19.79	18.56	18.56
1657	NASDAQ	ALPN	Tue, Jan 23, 2024	20.00	20.27	19.29	19.48
1656	NASDAQ	ALPN	Mon, Jan 22, 2024	20.02	20.32	19.81	19.86
1655	NASDAQ	ALPN	Fri, Jan 19, 2024	19.52	19.90	19.26	19.84
1654	NASDAQ	ALPN	Thu, Jan 18, 2024	20.54	20.80	19.11	19.35
1653	NASDAQ	ALPN	Wed, Jan 17, 2024	20.24	20.42	19.70	20.33
1652	NASDAQ	ALPN	Tue, Jan 16, 2024	20.34	20.74	19.47	20.63
1651	NASDAQ	ALPN	Fri, Jan 12, 2024	19.89	20.57	19.75	20.45
1650	NASDAQ	ALPN	Thu, Jan 11, 2024	19.91	20.24	19.45	19.66
1649	NASDAQ	ALPN	Wed, Jan 10, 2024	19.85	20.31	19.65	19.97
1648	NASDAQ	ALPN	Tue, Jan 9, 2024	18.77	19.65	18.62	19.50
1647	NASDAQ	ALPN	Mon, Jan 8, 2024	17.80	18.90	17.59	18.81
1646	NASDAQ	ALPN	Fri, Jan 5, 2024	18.03	18.33	17.32	17.75
1645	NASDAQ	ALPN	Thu, Jan 4, 2024	18.58	18.78	18.26	18.33
1644	NASDAQ	ALPN	Wed, Jan 3, 2024	18.83	19.07	18.46	18.50
1643	NASDAQ	ALPN	Tue, Jan 2, 2024	18.81	19.48	18.63	19.00
1642	NASDAQ	ALPN	Fri, Dec 29, 2023	19.65	19.65	18.93	19.06
1641	NASDAQ	ALPN	Thu, Dec 28, 2023	19.97	20.24	19.27	19.56
1640	NASDAQ	ALPN	Wed, Dec 27, 2023	20.30	20.48	19.74	19.92
1639	NASDAQ	ALPN	Tue, Dec 26, 2023	19.88	20.52	19.57	20.22
1638	NASDAQ	ALPN	Fri, Dec 22, 2023	20.18	20.94	19.14	19.42
1637	NASDAQ	ALPN	Thu, Dec 21, 2023	19.42	19.91	18.84	19.73
1636	NASDAQ	ALPN	Wed, Dec 20, 2023	19.82	19.94	18.93	18.96
1635	NASDAQ	ALPN	Tue, Dec 19, 2023	19.10	20.05	18.93	19.94
1634	NASDAQ	ALPN	Mon, Dec 18, 2023	18.90	19.03	17.58	18.92
1633	NASDAQ	ALPN	Fri, Dec 15, 2023	19.22	19.27	18.50	18.90
1632	NASDAQ	ALPN	Thu, Dec 14, 2023	18.96	19.17	18.07	18.88
1631	NASDAQ	ALPN	Wed, Dec 13, 2023	17.29	18.98	17.15	18.81
1630	NASDAQ	ALPN	Tue, Dec 12, 2023	17.40	17.64	16.77	17.32
1629	NASDAQ	ALPN	Mon, Dec 11, 2023	17.03	17.75	16.84	17.28
1628	NASDAQ	ALPN	Fri, Dec 8, 2023	16.44	17.25	16.15	16.84
1627	NASDAQ	ALPN	Thu, Dec 7, 2023	16.70	16.88	15.92	16.52
1626	NASDAQ	ALPN	Wed, Dec 6, 2023	15.56	16.28	15.39	16.24
1625	NASDAQ	ALPN	Tue, Dec 5, 2023	15.95	16.13	15.21	15.36
1624	NASDAQ	ALPN	Mon, Dec 4, 2023	15.25	16.33	15.19	16.02
1623	NASDAQ	ALPN	Fri, Dec 1, 2023	15.51	15.96	15.17	15.63
1622	NASDAQ	ALPN	Thu, Nov 30, 2023	15.79	16.05	15.20	15.50
1621	NASDAQ	ALPN	Wed, Nov 29, 2023	15.30	15.99	14.84	15.47
1620	NASDAQ	ALPN	Tue, Nov 28, 2023	14.91	15.27	14.58	15.07
1619	NASDAQ	ALPN	Mon, Nov 27, 2023	14.53	15.24	14.26	14.92
1618	NASDAQ	ALPN	Fri, Nov 24, 2023	13.87	14.68	13.87	14.54
1617	NASDAQ	ALPN	Wed, Nov 22, 2023	13.65	13.81	13.32	13.77
1616	NASDAQ	ALPN	Tue, Nov 21, 2023	14.00	14.00	13.30	13.47
1615	NASDAQ	ALPN	Mon, Nov 20, 2023	13.45	14.47	13.38	14.03
1614	NASDAQ	ALPN	Fri, Nov 17, 2023	12.82	13.67	12.68	13.38
1613	NASDAQ	ALPN	Thu, Nov 16, 2023	12.71	12.86	12.17	12.66
1612	NASDAQ	ALPN	Wed, Nov 15, 2023	12.75	14.00	12.62	12.63
1611	NASDAQ	ALPN	Tue, Nov 14, 2023	11.64	12.24	11.63	11.96
1610	NASDAQ	ALPN	Mon, Nov 13, 2023	12.06	12.06	10.80	11.56
1609	NASDAQ	ALPN	Fri, Nov 10, 2023	11.90	12.40	11.68	12.22
1608	NASDAQ	ALPN	Thu, Nov 9, 2023	12.36	12.57	12.03	12.06
1607	NASDAQ	ALPN	Wed, Nov 8, 2023	12.60	12.95	11.66	12.28
1606	NASDAQ	ALPN	Tue, Nov 7, 2023	11.97	12.85	11.95	12.59
1605	NASDAQ	ALPN	Mon, Nov 6, 2023	16.00	16.26	13.97	14.13
1604	NASDAQ	ALPN	Fri, Nov 3, 2023	15.66	16.25	14.40	16.07
1603	NASDAQ	ALPN	Thu, Nov 2, 2023	13.53	14.92	12.67	14.72
1602	NASDAQ	ALPN	Wed, Nov 1, 2023	10.44	10.54	10.10	10.52
1601	NASDAQ	ALPN	Tue, Oct 31, 2023	9.77	10.31	9.72	10.24
1600	NASDAQ	ALPN	Mon, Oct 30, 2023	9.37	10.13	9.31	9.78
1599	NASDAQ	ALPN	Fri, Oct 27, 2023	8.59	9.44	8.59	9.30
1598	NASDAQ	ALPN	Thu, Oct 26, 2023	8.79	8.83	8.33	8.54
1597	NASDAQ	ALPN	Wed, Oct 25, 2023	8.68	8.94	8.42	8.77
1596	NASDAQ	ALPN	Tue, Oct 24, 2023	9.06	9.31	8.74	8.75
1595	NASDAQ	ALPN	Mon, Oct 23, 2023	9.92	10.30	8.86	9.04
1594	NASDAQ	ALPN	Fri, Oct 20, 2023	10.11	10.25	9.91	9.92
1593	NASDAQ	ALPN	Thu, Oct 19, 2023	10.00	10.10	9.89	10.03
1592	NASDAQ	ALPN	Wed, Oct 18, 2023	10.20	10.38	10.01	10.05
1591	NASDAQ	ALPN	Tue, Oct 17, 2023	10.10	10.38	9.81	10.20
1590	NASDAQ	ALPN	Mon, Oct 16, 2023	10.38	10.38	9.97	10.00
1589	NASDAQ	ALPN	Fri, Oct 13, 2023	10.96	11.11	9.89	10.26
1588	NASDAQ	ALPN	Thu, Oct 12, 2023	10.82	11.43	10.74	10.93
1587	NASDAQ	ALPN	Wed, Oct 11, 2023	10.83	10.90	9.97	10.83
1586	NASDAQ	ALPN	Tue, Oct 10, 2023	11.59	11.59	10.68	10.79
1585	NASDAQ	ALPN	Mon, Oct 9, 2023	12.08	12.58	11.35	11.72
1584	NASDAQ	ALPN	Fri, Oct 6, 2023	12.03	12.30	11.88	12.19
1583	NASDAQ	ALPN	Thu, Oct 5, 2023	12.08	12.60	11.94	12.19
1582	NASDAQ	ALPN	Wed, Oct 4, 2023	11.49	11.82	11.16	11.70
1581	NASDAQ	ALPN	Tue, Oct 3, 2023	11.36	11.78	11.23	11.58
1580	NASDAQ	ALPN	Mon, Oct 2, 2023	11.36	11.51	11.01	11.37
1579	NASDAQ	ALPN	Fri, Sep 29, 2023	11.38	11.58	11.30	11.45
1578	NASDAQ	ALPN	Thu, Sep 28, 2023	11.71	11.79	11.26	11.29
1577	NASDAQ	ALPN	Wed, Sep 27, 2023	11.94	12.11	11.49	11.70
1576	NASDAQ	ALPN	Tue, Sep 26, 2023	11.96	12.29	11.68	11.93
1575	NASDAQ	ALPN	Mon, Sep 25, 2023	11.48	12.21	11.38	11.98
1574	NASDAQ	ALPN	Fri, Sep 22, 2023	11.80	12.15	11.44	11.52
1573	NASDAQ	ALPN	Thu, Sep 21, 2023	11.59	12.01	11.31	11.76
1572	NASDAQ	ALPN	Wed, Sep 20, 2023	12.16	12.18	11.41	11.75
1571	NASDAQ	ALPN	Tue, Sep 19, 2023	12.57	12.82	12.08	12.15
1570	NASDAQ	ALPN	Mon, Sep 18, 2023	12.55	12.82	12.31	12.59
1569	NASDAQ	ALPN	Fri, Sep 15, 2023	11.88	12.81	11.88	12.57
1568	NASDAQ	ALPN	Thu, Sep 14, 2023	12.00	12.30	11.80	11.86
1567	NASDAQ	ALPN	Wed, Sep 13, 2023	12.29	12.44	11.69	11.80
1566	NASDAQ	ALPN	Tue, Sep 12, 2023	12.90	13.13	12.24	12.28
1565	NASDAQ	ALPN	Mon, Sep 11, 2023	12.85	12.85	12.85	12.85
1564	NASDAQ	ALPN	Fri, Sep 8, 2023	12.09	12.57	11.89	12.48
1563	NASDAQ	ALPN	Thu, Sep 7, 2023	12.52	12.61	12.09	12.14
1562	NASDAQ	ALPN	Wed, Sep 6, 2023	12.81	12.81	12.14	12.56
1561	NASDAQ	ALPN	Tue, Sep 5, 2023	12.93	13.14	12.65	12.72
1560	NASDAQ	ALPN	Fri, Sep 1, 2023	12.36	13.15	12.36	12.90
1559	NASDAQ	ALPN	Thu, Aug 31, 2023	12.67	13.48	12.25	12.35
1558	NASDAQ	ALPN	Wed, Aug 30, 2023	13.27	13.40	12.62	12.67
1557	NASDAQ	ALPN	Tue, Aug 29, 2023	13.47	13.63	13.26	13.30
1556	NASDAQ	ALPN	Mon, Aug 28, 2023	13.20	13.55	13.02	13.49
1555	NASDAQ	ALPN	Fri, Aug 25, 2023	12.97	13.22	12.74	13.15
1554	NASDAQ	ALPN	Thu, Aug 24, 2023	13.21	13.29	12.83	12.88
1553	NASDAQ	ALPN	Wed, Aug 23, 2023	13.38	13.59	12.97	13.15
1552	NASDAQ	ALPN	Tue, Aug 22, 2023	13.47	13.65	13.08	13.36
1551	NASDAQ	ALPN	Mon, Aug 21, 2023	12.74	13.61	12.74	13.44
1550	NASDAQ	ALPN	Fri, Aug 18, 2023	12.79	13.05	12.59	12.77
1549	NASDAQ	ALPN	Thu, Aug 17, 2023	13.24	13.70	12.90	12.92
1548	NASDAQ	ALPN	Wed, Aug 16, 2023	13.42	13.81	13.01	13.24
1547	NASDAQ	ALPN	Tue, Aug 15, 2023	14.00	14.92	13.40	13.50
1546	NASDAQ	ALPN	Mon, Aug 14, 2023	13.55	13.59	13.12	13.25
1545	NASDAQ	ALPN	Fri, Aug 11, 2023	13.38	13.78	13.38	13.58
1544	NASDAQ	ALPN	Thu, Aug 10, 2023	13.84	14.11	13.36	13.40
1543	NASDAQ	ALPN	Wed, Aug 9, 2023	13.90	14.03	13.46	13.59
1542	NASDAQ	ALPN	Tue, Aug 8, 2023	13.66	14.36	13.66	13.84
1541	NASDAQ	ALPN	Mon, Aug 7, 2023	13.97	14.26	13.35	13.57
1540	NASDAQ	ALPN	Fri, Aug 4, 2023	14.06	14.37	13.83	13.98
1539	NASDAQ	ALPN	Thu, Aug 3, 2023	13.90	14.48	13.56	13.97
1538	NASDAQ	ALPN	Wed, Aug 2, 2023	13.20	13.79	12.97	13.75
1537	NASDAQ	ALPN	Tue, Aug 1, 2023	12.52	13.29	12.34	13.27
1536	NASDAQ	ALPN	Mon, Jul 31, 2023	12.22	12.70	11.98	12.54
1535	NASDAQ	ALPN	Fri, Jul 28, 2023	11.77	12.34	11.71	12.20
1534	NASDAQ	ALPN	Thu, Jul 27, 2023	11.83	12.01	11.57	11.66
1533	NASDAQ	ALPN	Wed, Jul 26, 2023	12.25	12.44	11.66	11.80
1532	NASDAQ	ALPN	Tue, Jul 25, 2023	12.33	12.50	12.11	12.25
1531	NASDAQ	ALPN	Mon, Jul 24, 2023	12.60	12.73	12.12	12.37
1530	NASDAQ	ALPN	Fri, Jul 21, 2023	12.03	12.78	11.91	12.55
1529	NASDAQ	ALPN	Thu, Jul 20, 2023	11.62	12.08	11.62	11.84
1528	NASDAQ	ALPN	Wed, Jul 19, 2023	11.40	11.84	11.40	11.63
1527	NASDAQ	ALPN	Tue, Jul 18, 2023	11.25	11.50	11.23	11.42
1526	NASDAQ	ALPN	Mon, Jul 17, 2023	11.10	11.38	11.05	11.36
1525	NASDAQ	ALPN	Fri, Jul 14, 2023	10.82	11.10	10.76	11.03
1524	NASDAQ	ALPN	Thu, Jul 13, 2023	10.49	10.88	10.38	10.83
1523	NASDAQ	ALPN	Wed, Jul 12, 2023	10.94	10.94	10.38	10.42
1522	NASDAQ	ALPN	Tue, Jul 11, 2023	10.71	10.99	10.60	10.77
1521	NASDAQ	ALPN	Mon, Jul 10, 2023	10.04	10.86	10.04	10.72
1520	NASDAQ	ALPN	Fri, Jul 7, 2023	10.31	10.31	9.94	10.13
1519	NASDAQ	ALPN	Thu, Jul 6, 2023	10.63	10.63	10.11	10.29
1518	NASDAQ	ALPN	Wed, Jul 5, 2023	10.10	10.78	10.02	10.64
1517	NASDAQ	ALPN	Mon, Jul 3, 2023	10.27	10.29	10.00	10.14
1516	NASDAQ	ALPN	Fri, Jun 30, 2023	10.35	10.48	10.03	10.28
1515	NASDAQ	ALPN	Thu, Jun 29, 2023	10.41	10.41	10.01	10.30
1514	NASDAQ	ALPN	Wed, Jun 28, 2023	10.53	10.53	10.16	10.42
1513	NASDAQ	ALPN	Tue, Jun 27, 2023	10.95	11.11	10.43	10.49
1512	NASDAQ	ALPN	Mon, Jun 26, 2023	11.27	11.27	10.73	10.94
1511	NASDAQ	ALPN	Fri, Jun 23, 2023	11.43	11.70	10.72	11.16
1510	NASDAQ	ALPN	Thu, Jun 22, 2023	11.71	12.04	11.55	11.63
1509	NASDAQ	ALPN	Wed, Jun 21, 2023	11.99	11.99	11.40	11.85
1508	NASDAQ	ALPN	Tue, Jun 20, 2023	11.28	11.97	10.97	11.91
1507	NASDAQ	ALPN	Fri, Jun 16, 2023	11.04	11.38	10.97	11.28
1506	NASDAQ	ALPN	Thu, Jun 15, 2023	11.08	11.29	10.61	10.90
1505	NASDAQ	ALPN	Wed, Jun 14, 2023	11.21	11.45	11.02	11.10
1504	NASDAQ	ALPN	Tue, Jun 13, 2023	11.37	11.58	10.90	11.12
1503	NASDAQ	ALPN	Mon, Jun 12, 2023	10.50	11.64	10.32	11.26
1502	NASDAQ	ALPN	Fri, Jun 9, 2023	10.40	10.59	10.09	10.27
1501	NASDAQ	ALPN	Thu, Jun 8, 2023	10.63	10.67	10.19	10.37
1500	NASDAQ	ALPN	Wed, Jun 7, 2023	10.83	11.12	10.48	10.57
1499	NASDAQ	ALPN	Tue, Jun 6, 2023	10.61	11.02	10.07	10.80
1498	NASDAQ	ALPN	Mon, Jun 5, 2023	10.39	10.98	10.39	10.72
1497	NASDAQ	ALPN	Fri, Jun 2, 2023	10.31	10.56	10.03	10.53
1496	NASDAQ	ALPN	Thu, Jun 1, 2023	9.90	10.37	9.58	10.24
1495	NASDAQ	ALPN	Wed, May 31, 2023	9.95	10.58	9.78	9.96
1494	NASDAQ	ALPN	Tue, May 30, 2023	9.87	10.01	9.38	9.95
1493	NASDAQ	ALPN	Fri, May 26, 2023	10.08	10.21	9.84	9.90
1492	NASDAQ	ALPN	Thu, May 25, 2023	10.54	10.54	9.81	10.05
1491	NASDAQ	ALPN	Wed, May 24, 2023	10.52	10.74	10.47	10.54
1490	NASDAQ	ALPN	Tue, May 23, 2023	10.61	10.95	10.44	10.51
1489	NASDAQ	ALPN	Mon, May 22, 2023	9.50	10.65	9.36	10.51
1488	NASDAQ	ALPN	Fri, May 19, 2023	8.75	9.53	8.59	9.50
1487	NASDAQ	ALPN	Thu, May 18, 2023	8.50	8.66	8.38	8.60
1486	NASDAQ	ALPN	Wed, May 17, 2023	8.61	8.69	8.51	8.58
1485	NASDAQ	ALPN	Tue, May 16, 2023	8.52	8.71	8.51	8.57
1484	NASDAQ	ALPN	Mon, May 15, 2023	8.29	8.78	8.11	8.67
1483	NASDAQ	ALPN	Fri, May 12, 2023	7.86	8.24	7.78	8.17
1482	NASDAQ	ALPN	Thu, May 11, 2023	7.71	7.95	7.71	7.78
1481	NASDAQ	ALPN	Wed, May 10, 2023	7.57	7.95	7.55	7.87
1480	NASDAQ	ALPN	Tue, May 9, 2023	7.48	7.48	7.32	7.37
1479	NASDAQ	ALPN	Mon, May 8, 2023	7.41	7.57	7.25	7.48
1478	NASDAQ	ALPN	Fri, May 5, 2023	6.93	7.44	6.93	7.39
1477	NASDAQ	ALPN	Thu, May 4, 2023	6.96	6.96	6.71	6.84
1476	NASDAQ	ALPN	Wed, May 3, 2023	7.12	7.44	6.96	6.99
1475	NASDAQ	ALPN	Tue, May 2, 2023	7.48	7.49	7.01	7.08
1474	NASDAQ	ALPN	Mon, May 1, 2023	7.45	7.71	7.25	7.49
1473	NASDAQ	ALPN	Fri, Apr 28, 2023	7.23	7.66	7.10	7.49
1472	NASDAQ	ALPN	Thu, Apr 27, 2023	7.20	7.50	7.14	7.24
1471	NASDAQ	ALPN	Wed, Apr 26, 2023	7.05	7.44	6.98	7.21
1470	NASDAQ	ALPN	Tue, Apr 25, 2023	7.16	7.19	6.99	7.09
1469	NASDAQ	ALPN	Mon, Apr 24, 2023	7.11	7.35	7.06	7.16
1468	NASDAQ	ALPN	Fri, Apr 21, 2023	7.17	7.44	7.00	7.16
1467	NASDAQ	ALPN	Thu, Apr 20, 2023	7.35	7.61	7.08	7.22
1466	NASDAQ	ALPN	Wed, Apr 19, 2023	7.47	7.56	7.31	7.46
1465	NASDAQ	ALPN	Tue, Apr 18, 2023	7.53	7.73	7.45	7.47
1464	NASDAQ	ALPN	Mon, Apr 17, 2023	7.31	7.61	7.31	7.45
1463	NASDAQ	ALPN	Fri, Apr 14, 2023	7.77	7.78	7.22	7.31
1462	NASDAQ	ALPN	Thu, Apr 13, 2023	7.02	7.95	7.02	7.69
1461	NASDAQ	ALPN	Wed, Apr 12, 2023	7.51	7.56	7.19	7.25
1460	NASDAQ	ALPN	Tue, Apr 11, 2023	7.75	7.98	7.38	7.53
1459	NASDAQ	ALPN	Mon, Apr 10, 2023	7.55	8.02	7.55	7.75
1458	NASDAQ	ALPN	Thu, Apr 6, 2023	7.48	7.63	7.46	7.57
1457	NASDAQ	ALPN	Wed, Apr 5, 2023	7.36	7.52	7.36	7.46
1456	NASDAQ	ALPN	Tue, Apr 4, 2023	8.06	8.06	7.41	7.53
1455	NASDAQ	ALPN	Mon, Apr 3, 2023	7.78	8.10	7.74	8.09
1454	NASDAQ	ALPN	Fri, Mar 31, 2023	7.51	7.82	7.36	7.72
1453	NASDAQ	ALPN	Thu, Mar 30, 2023	8.03	8.03	7.45	7.50
1452	NASDAQ	ALPN	Wed, Mar 29, 2023	7.16	8.34	7.10	8.07
1451	NASDAQ	ALPN	Tue, Mar 28, 2023	6.97	7.31	6.96	7.22
1450	NASDAQ	ALPN	Mon, Mar 27, 2023	7.49	7.49	6.40	7.00
1449	NASDAQ	ALPN	Fri, Mar 24, 2023	8.10	8.10	7.38	7.45
1448	NASDAQ	ALPN	Thu, Mar 23, 2023	7.90	8.12	7.65	8.12
1447	NASDAQ	ALPN	Wed, Mar 22, 2023	8.00	8.05	7.79	7.91
1446	NASDAQ	ALPN	Tue, Mar 21, 2023	8.26	8.36	7.94	8.01
1445	NASDAQ	ALPN	Mon, Mar 20, 2023	8.62	8.74	8.12	8.16
1444	NASDAQ	ALPN	Fri, Mar 17, 2023	8.28	8.75	8.00	8.59
1443	NASDAQ	ALPN	Thu, Mar 16, 2023	7.93	8.40	7.85	8.33
1442	NASDAQ	ALPN	Wed, Mar 15, 2023	7.65	8.23	7.65	8.04
1441	NASDAQ	ALPN	Tue, Mar 14, 2023	7.65	7.93	7.57	7.87
1440	NASDAQ	ALPN	Mon, Mar 13, 2023	7.13	7.52	7.06	7.42
1439	NASDAQ	ALPN	Fri, Mar 10, 2023	7.62	7.62	7.09	7.23
1438	NASDAQ	ALPN	Thu, Mar 9, 2023	8.20	8.20	7.73	7.87
1437	NASDAQ	ALPN	Wed, Mar 8, 2023	8.35	8.42	7.99	8.14
1436	NASDAQ	ALPN	Tue, Mar 7, 2023	8.01	8.31	7.91	8.18
1435	NASDAQ	ALPN	Mon, Mar 6, 2023	8.00	8.00	7.78	7.96
1434	NASDAQ	ALPN	Fri, Mar 3, 2023	7.97	8.11	7.88	7.99
1433	NASDAQ	ALPN	Thu, Mar 2, 2023	8.01	8.01	7.86	7.96
1432	NASDAQ	ALPN	Wed, Mar 1, 2023	8.00	8.20	7.93	7.99
1431	NASDAQ	ALPN	Tue, Feb 28, 2023	7.87	8.09	7.87	7.97
1430	NASDAQ	ALPN	Mon, Feb 27, 2023	7.65	7.89	7.61	7.86
1429	NASDAQ	ALPN	Fri, Feb 24, 2023	8.08	8.08	7.57	7.61
1428	NASDAQ	ALPN	Thu, Feb 23, 2023	8.28	8.40	8.14	8.18
1427	NASDAQ	ALPN	Wed, Feb 22, 2023	8.26	8.40	8.14	8.26
1426	NASDAQ	ALPN	Tue, Feb 21, 2023	8.25	8.47	8.21	8.31
1425	NASDAQ	ALPN	Fri, Feb 17, 2023	8.28	8.42	8.15	8.37
1424	NASDAQ	ALPN	Thu, Feb 16, 2023	8.28	8.42	8.11	8.21
1423	NASDAQ	ALPN	Wed, Feb 15, 2023	7.81	8.46	7.81	8.42
1422	NASDAQ	ALPN	Tue, Feb 14, 2023	7.81	8.05	7.74	7.97
1421	NASDAQ	ALPN	Mon, Feb 13, 2023	7.94	8.14	7.79	7.86
1420	NASDAQ	ALPN	Fri, Feb 10, 2023	7.78	7.98	7.65	7.97
1419	NASDAQ	ALPN	Thu, Feb 9, 2023	7.85	7.90	7.72	7.77
1418	NASDAQ	ALPN	Wed, Feb 8, 2023	7.65	7.86	7.60	7.77
1417	NASDAQ	ALPN	Tue, Feb 7, 2023	8.01	8.01	7.55	7.60
1416	NASDAQ	ALPN	Mon, Feb 6, 2023	7.87	8.22	7.83	7.95
1415	NASDAQ	ALPN	Fri, Feb 3, 2023	8.26	8.34	7.91	7.98
1414	NASDAQ	ALPN	Thu, Feb 2, 2023	8.40	8.40	8.11	8.30
1413	NASDAQ	ALPN	Wed, Feb 1, 2023	8.38	8.47	8.10	8.28
1412	NASDAQ	ALPN	Tue, Jan 31, 2023	7.45	8.56	7.39	8.40
1411	NASDAQ	ALPN	Mon, Jan 30, 2023	7.62	7.73	7.38	7.58
1410	NASDAQ	ALPN	Fri, Jan 27, 2023	7.85	7.93	7.47	7.63
1409	NASDAQ	ALPN	Thu, Jan 26, 2023	8.01	8.03	7.76	7.85
1408	NASDAQ	ALPN	Wed, Jan 25, 2023	7.97	8.25	7.73	8.01
1407	NASDAQ	ALPN	Tue, Jan 24, 2023	8.19	8.34	7.89	8.04
1406	NASDAQ	ALPN	Mon, Jan 23, 2023	8.59	8.65	8.13	8.22
1405	NASDAQ	ALPN	Fri, Jan 20, 2023	8.59	8.68	8.29	8.63
1404	NASDAQ	ALPN	Thu, Jan 19, 2023	8.59	8.75	8.28	8.46
1403	NASDAQ	ALPN	Wed, Jan 18, 2023	8.44	8.64	7.92	8.11
1402	NASDAQ	ALPN	Tue, Jan 17, 2023	8.80	8.80	8.33	8.59
1401	NASDAQ	ALPN	Fri, Jan 13, 2023	8.25	8.90	8.24	8.75
1400	NASDAQ	ALPN	Thu, Jan 12, 2023	8.04	8.68	7.90	8.64
1399	NASDAQ	ALPN	Wed, Jan 11, 2023	7.81	8.09	7.81	8.05
1398	NASDAQ	ALPN	Tue, Jan 10, 2023	7.74	8.06	7.69	7.88
1397	NASDAQ	ALPN	Mon, Jan 9, 2023	7.63	7.82	7.25	7.80
1396	NASDAQ	ALPN	Fri, Jan 6, 2023	7.17	7.75	6.99	7.65
1395	NASDAQ	ALPN	Thu, Jan 5, 2023	7.58	7.73	7.21	7.24
1394	NASDAQ	ALPN	Wed, Jan 4, 2023	7.44	7.62	7.40	7.55
1393	NASDAQ	ALPN	Tue, Jan 3, 2023	7.36	7.77	7.18	7.43
1392	NASDAQ	ALPN	Fri, Dec 30, 2022	6.68	7.40	6.68	7.35
1391	NASDAQ	ALPN	Thu, Dec 29, 2022	5.81	6.76	5.81	6.70
1390	NASDAQ	ALPN	Wed, Dec 28, 2022	6.14	6.24	5.93	6.01
1389	NASDAQ	ALPN	Tue, Dec 27, 2022	6.56	6.61	5.95	6.20
1388	NASDAQ	ALPN	Fri, Dec 23, 2022	7.22	7.22	6.47	6.52
1387	NASDAQ	ALPN	Thu, Dec 22, 2022	6.98	7.53	6.93	7.23
1386	NASDAQ	ALPN	Wed, Dec 21, 2022	6.78	7.08	6.72	7.05
1385	NASDAQ	ALPN	Tue, Dec 20, 2022	6.54	6.77	6.53	6.76
1384	NASDAQ	ALPN	Mon, Dec 19, 2022	6.88	6.88	6.17	6.57
1383	NASDAQ	ALPN	Fri, Dec 16, 2022	6.55	7.16	6.22	6.82
1382	NASDAQ	ALPN	Thu, Dec 15, 2022	6.63	6.93	6.32	6.53
1381	NASDAQ	ALPN	Wed, Dec 14, 2022	6.27	6.99	6.21	6.74
1380	NASDAQ	ALPN	Tue, Dec 13, 2022	6.37	6.62	6.18	6.21
1379	NASDAQ	ALPN	Mon, Dec 12, 2022	6.11	6.22	6.06	6.16
1378	NASDAQ	ALPN	Fri, Dec 9, 2022	6.24	6.35	6.00	6.04
1377	NASDAQ	ALPN	Thu, Dec 8, 2022	6.24	6.38	6.10	6.22
1376	NASDAQ	ALPN	Wed, Dec 7, 2022	6.35	6.61	6.07	6.19
1375	NASDAQ	ALPN	Tue, Dec 6, 2022	6.69	6.82	6.14	6.30
1374	NASDAQ	ALPN	Mon, Dec 5, 2022	6.54	6.94	6.54	6.74
1373	NASDAQ	ALPN	Fri, Dec 2, 2022	6.27	6.50	6.09	6.50
1372	NASDAQ	ALPN	Thu, Dec 1, 2022	6.24	6.35	6.10	6.32
1371	NASDAQ	ALPN	Wed, Nov 30, 2022	6.25	6.33	5.87	6.28
1370	NASDAQ	ALPN	Tue, Nov 29, 2022	6.31	6.82	6.06	6.18
1369	NASDAQ	ALPN	Mon, Nov 28, 2022	6.59	6.75	6.23	6.35
1368	NASDAQ	ALPN	Fri, Nov 25, 2022	6.13	6.78	6.13	6.59
1367	NASDAQ	ALPN	Wed, Nov 23, 2022	6.55	6.74	6.16	6.27
1366	NASDAQ	ALPN	Tue, Nov 22, 2022	6.61	6.71	6.31	6.51
1365	NASDAQ	ALPN	Mon, Nov 21, 2022	6.69	6.94	6.53	6.60
1364	NASDAQ	ALPN	Fri, Nov 18, 2022	6.61	6.96	6.32	6.55
1363	NASDAQ	ALPN	Thu, Nov 17, 2022	6.46	6.62	6.28	6.50
1362	NASDAQ	ALPN	Wed, Nov 16, 2022	6.22	6.66	6.09	6.66
1361	NASDAQ	ALPN	Tue, Nov 15, 2022	5.70	6.36	5.36	6.25
1360	NASDAQ	ALPN	Mon, Nov 14, 2022	5.74	5.90	5.56	5.74
1359	NASDAQ	ALPN	Fri, Nov 11, 2022	5.85	6.16	5.73	5.77
1358	NASDAQ	ALPN	Thu, Nov 10, 2022	5.83	6.01	5.49	5.88
1357	NASDAQ	ALPN	Wed, Nov 9, 2022	5.79	5.89	5.43	5.61
1356	NASDAQ	ALPN	Tue, Nov 8, 2022	6.12	6.12	5.80	5.91
1355	NASDAQ	ALPN	Mon, Nov 7, 2022	6.17	6.44	5.98	6.04
1354	NASDAQ	ALPN	Fri, Nov 4, 2022	6.48	6.48	5.84	6.25
1353	NASDAQ	ALPN	Thu, Nov 3, 2022	5.99	6.57	5.83	6.45
1352	NASDAQ	ALPN	Wed, Nov 2, 2022	6.13	6.29	5.80	6.00
1351	NASDAQ	ALPN	Tue, Nov 1, 2022	6.00	6.25	6.00	6.08
1350	NASDAQ	ALPN	Mon, Oct 31, 2022	5.90	5.95	5.45	5.91
1349	NASDAQ	ALPN	Fri, Oct 28, 2022	5.54	6.00	5.45	5.92
1348	NASDAQ	ALPN	Thu, Oct 27, 2022	5.68	5.82	5.43	5.51
1347	NASDAQ	ALPN	Wed, Oct 26, 2022	5.79	6.12	5.68	5.69
1346	NASDAQ	ALPN	Tue, Oct 25, 2022	5.42	5.80	5.35	5.71
1345	NASDAQ	ALPN	Mon, Oct 24, 2022	4.83	5.57	4.82	5.45
1344	NASDAQ	ALPN	Fri, Oct 21, 2022	5.96	5.99	5.47	5.74
1343	NASDAQ	ALPN	Thu, Oct 20, 2022	6.45	6.51	5.86	5.89
1342	NASDAQ	ALPN	Wed, Oct 19, 2022	6.68	6.75	6.34	6.48
1341	NASDAQ	ALPN	Tue, Oct 18, 2022	7.00	7.11	6.75	6.78
1340	NASDAQ	ALPN	Mon, Oct 17, 2022	7.17	7.29	6.90	6.98
1339	NASDAQ	ALPN	Fri, Oct 14, 2022	6.81	7.21	6.81	7.10
1338	NASDAQ	ALPN	Thu, Oct 13, 2022	6.36	6.80	6.18	6.73
1337	NASDAQ	ALPN	Wed, Oct 12, 2022	6.77	6.84	6.42	6.45
1336	NASDAQ	ALPN	Tue, Oct 11, 2022	6.74	6.74	6.44	6.71
1335	NASDAQ	ALPN	Mon, Oct 10, 2022	6.80	6.94	6.47	6.70
1334	NASDAQ	ALPN	Fri, Oct 7, 2022	7.21	7.21	6.79	6.83
1333	NASDAQ	ALPN	Thu, Oct 6, 2022	7.02	7.32	7.02	7.08
1332	NASDAQ	ALPN	Wed, Oct 5, 2022	7.08	7.19	6.98	7.11
1331	NASDAQ	ALPN	Tue, Oct 4, 2022	7.11	7.29	7.09	7.21
1330	NASDAQ	ALPN	Mon, Oct 3, 2022	6.99	7.28	6.96	7.00
1329	NASDAQ	ALPN	Fri, Sep 30, 2022	7.35	7.38	7.10	7.20
1328	NASDAQ	ALPN	Thu, Sep 29, 2022	7.13	7.32	7.00	7.17
1327	NASDAQ	ALPN	Wed, Sep 28, 2022	7.14	7.36	7.08	7.27
1326	NASDAQ	ALPN	Tue, Sep 27, 2022	6.96	7.24	6.96	7.05
1325	NASDAQ	ALPN	Mon, Sep 26, 2022	6.90	7.05	6.83	6.91
1324	NASDAQ	ALPN	Fri, Sep 23, 2022	7.00	7.17	6.85	6.89
1323	NASDAQ	ALPN	Thu, Sep 22, 2022	7.00	7.04	6.93	7.00
1322	NASDAQ	ALPN	Wed, Sep 21, 2022	7.22	7.30	6.61	7.01
1321	NASDAQ	ALPN	Tue, Sep 20, 2022	7.43	7.60	7.20	7.35
1320	NASDAQ	ALPN	Mon, Sep 19, 2022	8.39	8.39	7.48	7.56
1319	NASDAQ	ALPN	Fri, Sep 16, 2022	7.98	8.28	7.55	8.13
1318	NASDAQ	ALPN	Thu, Sep 15, 2022	7.96	8.16	7.90	8.10
1317	NASDAQ	ALPN	Wed, Sep 14, 2022	8.00	8.10	7.82	7.97
1316	NASDAQ	ALPN	Tue, Sep 13, 2022	8.05	8.10	7.70	7.75
1315	NASDAQ	ALPN	Mon, Sep 12, 2022	8.04	8.34	8.04	8.16
1314	NASDAQ	ALPN	Fri, Sep 9, 2022	8.43	8.54	8.17	8.26
1313	NASDAQ	ALPN	Thu, Sep 8, 2022	8.07	8.55	7.72	8.44
1312	NASDAQ	ALPN	Wed, Sep 7, 2022	8.08	8.35	7.91	8.14
1311	NASDAQ	ALPN	Tue, Sep 6, 2022	8.03	8.17	7.80	8.05
1310	NASDAQ	ALPN	Fri, Sep 2, 2022	7.77	8.13	7.76	7.93
1309	NASDAQ	ALPN	Thu, Sep 1, 2022	7.35	7.91	7.30	7.73
1308	NASDAQ	ALPN	Wed, Aug 31, 2022	7.56	7.63	7.37	7.51
1307	NASDAQ	ALPN	Tue, Aug 30, 2022	7.60	7.65	7.30	7.47
1306	NASDAQ	ALPN	Mon, Aug 29, 2022	7.87	7.95	7.54	7.60
1305	NASDAQ	ALPN	Fri, Aug 26, 2022	8.52	8.52	7.93	8.00
1304	NASDAQ	ALPN	Thu, Aug 25, 2022	8.64	8.65	8.42	8.56
1303	NASDAQ	ALPN	Wed, Aug 24, 2022	8.20	8.63	8.20	8.55
1302	NASDAQ	ALPN	Tue, Aug 23, 2022	8.09	8.46	8.08	8.25
1301	NASDAQ	ALPN	Mon, Aug 22, 2022	8.00	8.12	7.90	8.06
1300	NASDAQ	ALPN	Fri, Aug 19, 2022	8.38	8.41	7.98	8.17
1299	NASDAQ	ALPN	Thu, Aug 18, 2022	8.32	8.53	8.20	8.51
1298	NASDAQ	ALPN	Wed, Aug 17, 2022	8.64	8.67	8.34	8.38
1297	NASDAQ	ALPN	Tue, Aug 16, 2022	8.59	8.86	8.47	8.73
1296	NASDAQ	ALPN	Mon, Aug 15, 2022	8.65	8.71	8.37	8.68
1295	NASDAQ	ALPN	Fri, Aug 12, 2022	8.41	8.93	8.41	8.80
1294	NASDAQ	ALPN	Thu, Aug 11, 2022	8.82	8.95	8.50	8.58
1293	NASDAQ	ALPN	Wed, Aug 10, 2022	8.69	8.94	8.55	8.80
1292	NASDAQ	ALPN	Tue, Aug 9, 2022	8.65	8.66	8.49	8.49
1291	NASDAQ	ALPN	Mon, Aug 8, 2022	9.01	9.03	8.65	8.71
1290	NASDAQ	ALPN	Fri, Aug 5, 2022	8.66	9.08	8.66	8.90
1289	NASDAQ	ALPN	Thu, Aug 4, 2022	8.98	9.22	8.64	8.84
1288	NASDAQ	ALPN	Wed, Aug 3, 2022	8.34	9.00	8.34	8.81
1287	NASDAQ	ALPN	Tue, Aug 2, 2022	7.71	8.29	7.63	8.20
1286	NASDAQ	ALPN	Mon, Aug 1, 2022	7.89	7.94	7.73	7.82
1285	NASDAQ	ALPN	Fri, Jul 29, 2022	8.05	8.05	7.71	7.95
1284	NASDAQ	ALPN	Thu, Jul 28, 2022	8.34	8.35	7.85	8.10
1283	NASDAQ	ALPN	Wed, Jul 27, 2022	8.26	8.42	7.99	8.30
1282	NASDAQ	ALPN	Tue, Jul 26, 2022	7.99	8.23	7.94	8.06
1281	NASDAQ	ALPN	Mon, Jul 25, 2022	8.61	8.65	8.08	8.27
1280	NASDAQ	ALPN	Fri, Jul 22, 2022	9.02	9.02	8.47	8.60
1279	NASDAQ	ALPN	Thu, Jul 21, 2022	8.99	9.13	8.72	9.04
1278	NASDAQ	ALPN	Wed, Jul 20, 2022	9.20	9.30	8.66	8.94
1277	NASDAQ	ALPN	Tue, Jul 19, 2022	8.82	9.26	8.82	9.16
1276	NASDAQ	ALPN	Mon, Jul 18, 2022	9.01	9.18	8.62	8.71
1275	NASDAQ	ALPN	Fri, Jul 15, 2022	9.05	9.10	8.62	9.00
1274	NASDAQ	ALPN	Thu, Jul 14, 2022	8.79	8.94	8.55	8.85
1273	NASDAQ	ALPN	Wed, Jul 13, 2022	8.59	9.13	8.59	8.97
1272	NASDAQ	ALPN	Tue, Jul 12, 2022	8.95	8.96	8.54	8.79
1271	NASDAQ	ALPN	Mon, Jul 11, 2022	9.24	9.25	8.90	8.92
1270	NASDAQ	ALPN	Fri, Jul 8, 2022	9.31	9.42	9.10	9.20
1269	NASDAQ	ALPN	Thu, Jul 7, 2022	9.20	9.68	9.18	9.39
1268	NASDAQ	ALPN	Wed, Jul 6, 2022	8.96	9.17	8.92	9.13
1267	NASDAQ	ALPN	Tue, Jul 5, 2022	8.45	9.00	8.45	8.99
1266	NASDAQ	ALPN	Fri, Jul 1, 2022	8.46	8.80	8.37	8.61
1265	NASDAQ	ALPN	Thu, Jun 30, 2022	7.99	8.58	7.22	8.51
1264	NASDAQ	ALPN	Wed, Jun 29, 2022	8.00	8.17	7.71	8.12
1263	NASDAQ	ALPN	Tue, Jun 28, 2022	8.40	8.56	7.93	8.05
1262	NASDAQ	ALPN	Mon, Jun 27, 2022	8.78	8.78	8.40	8.43
1261	NASDAQ	ALPN	Fri, Jun 24, 2022	9.30	9.37	8.54	8.70
1260	NASDAQ	ALPN	Thu, Jun 23, 2022	9.01	9.20	8.94	9.13
1259	NASDAQ	ALPN	Wed, Jun 22, 2022	8.83	9.20	8.83	8.92
1258	NASDAQ	ALPN	Tue, Jun 21, 2022	8.91	9.10	8.80	8.97
1257	NASDAQ	ALPN	Fri, Jun 17, 2022	8.49	9.07	8.31	8.77
1256	NASDAQ	ALPN	Thu, Jun 16, 2022	8.40	8.50	8.16	8.47
1255	NASDAQ	ALPN	Wed, Jun 15, 2022	8.69	8.74	8.34	8.59
1254	NASDAQ	ALPN	Tue, Jun 14, 2022	8.65	8.76	8.36	8.61
1253	NASDAQ	ALPN	Mon, Jun 13, 2022	8.67	8.89	8.29	8.61
1252	NASDAQ	ALPN	Fri, Jun 10, 2022	9.15	9.21	8.72	8.97
1251	NASDAQ	ALPN	Thu, Jun 9, 2022	9.30	9.59	9.04	9.27
1250	NASDAQ	ALPN	Wed, Jun 8, 2022	9.00	9.44	9.00	9.30
1249	NASDAQ	ALPN	Tue, Jun 7, 2022	9.00	9.65	8.96	9.00
1248	NASDAQ	ALPN	Mon, Jun 6, 2022	9.36	9.51	8.83	9.00
1247	NASDAQ	ALPN	Fri, Jun 3, 2022	8.99	9.20	8.82	9.08
1246	NASDAQ	ALPN	Thu, Jun 2, 2022	8.94	9.39	8.85	9.04
1245	NASDAQ	ALPN	Wed, Jun 1, 2022	9.30	9.53	8.64	8.85
1244	NASDAQ	ALPN	Tue, May 31, 2022	9.28	9.56	9.02	9.30
1243	NASDAQ	ALPN	Fri, May 27, 2022	9.00	9.89	8.91	9.43
1242	NASDAQ	ALPN	Thu, May 26, 2022	8.55	9.10	8.29	9.01
1241	NASDAQ	ALPN	Wed, May 25, 2022	8.31	8.57	8.14	8.51
1240	NASDAQ	ALPN	Tue, May 24, 2022	8.37	8.50	7.98	8.34
1239	NASDAQ	ALPN	Mon, May 23, 2022	8.34	8.39	8.01	8.30
1238	NASDAQ	ALPN	Fri, May 20, 2022	8.12	8.30	7.72	8.25
1237	NASDAQ	ALPN	Thu, May 19, 2022	7.90	8.14	7.80	8.01
1236	NASDAQ	ALPN	Wed, May 18, 2022	7.87	8.09	7.66	7.95
1235	NASDAQ	ALPN	Tue, May 17, 2022	8.21	8.39	7.83	8.00
1234	NASDAQ	ALPN	Mon, May 16, 2022	7.49	8.19	7.34	7.89
1233	NASDAQ	ALPN	Fri, May 13, 2022	6.72	7.70	6.62	7.55
1232	NASDAQ	ALPN	Thu, May 12, 2022	6.95	7.00	6.40	6.71
1231	NASDAQ	ALPN	Wed, May 11, 2022	8.18	8.21	6.97	7.05
1230	NASDAQ	ALPN	Tue, May 10, 2022	8.38	8.83	7.93	8.21
1229	NASDAQ	ALPN	Mon, May 9, 2022	8.34	8.34	7.99	8.22
1228	NASDAQ	ALPN	Fri, May 6, 2022	8.77	8.82	8.15	8.49
1227	NASDAQ	ALPN	Thu, May 5, 2022	9.38	9.38	8.56	8.60
1226	NASDAQ	ALPN	Wed, May 4, 2022	9.51	9.56	8.81	9.50
1225	NASDAQ	ALPN	Tue, May 3, 2022	9.49	9.95	9.18	9.52
1224	NASDAQ	ALPN	Mon, May 2, 2022	9.16	9.49	8.86	9.44
1223	NASDAQ	ALPN	Fri, Apr 29, 2022	9.25	9.58	9.08	9.20
1222	NASDAQ	ALPN	Thu, Apr 28, 2022	9.42	9.53	8.83	9.31
1221	NASDAQ	ALPN	Wed, Apr 27, 2022	9.34	9.56	8.97	9.31
1220	NASDAQ	ALPN	Tue, Apr 26, 2022	9.08	9.50	8.98	9.39
1219	NASDAQ	ALPN	Mon, Apr 25, 2022	8.41	9.58	8.39	9.33
1218	NASDAQ	ALPN	Fri, Apr 22, 2022	8.71	8.89	8.43	8.52
1217	NASDAQ	ALPN	Thu, Apr 21, 2022	8.57	8.92	8.50	8.80
1216	NASDAQ	ALPN	Wed, Apr 20, 2022	8.09	8.58	7.90	8.50
1215	NASDAQ	ALPN	Tue, Apr 19, 2022	7.77	8.13	7.46	8.02
1214	NASDAQ	ALPN	Mon, Apr 18, 2022	7.89	8.09	7.52	7.80
1213	NASDAQ	ALPN	Thu, Apr 14, 2022	7.79	8.06	7.42	8.00
1212	NASDAQ	ALPN	Wed, Apr 13, 2022	7.60	7.85	7.37	7.75
1211	NASDAQ	ALPN	Tue, Apr 12, 2022	8.40	8.43	7.77	7.77
1210	NASDAQ	ALPN	Mon, Apr 11, 2022	8.61	8.64	8.08	8.26
1209	NASDAQ	ALPN	Fri, Apr 8, 2022	8.93	8.93	8.59	8.72
1208	NASDAQ	ALPN	Thu, Apr 7, 2022	8.72	9.09	8.72	8.89
1207	NASDAQ	ALPN	Wed, Apr 6, 2022	8.95	9.03	8.70	8.71
1206	NASDAQ	ALPN	Tue, Apr 5, 2022	9.51	9.67	9.06	9.10
1205	NASDAQ	ALPN	Mon, Apr 4, 2022	9.07	9.61	8.97	9.40
1204	NASDAQ	ALPN	Fri, Apr 1, 2022	8.96	9.25	8.68	8.97
1203	NASDAQ	ALPN	Thu, Mar 31, 2022	9.21	9.22	8.91	8.97
1202	NASDAQ	ALPN	Wed, Mar 30, 2022	9.46	9.72	9.13	9.22
1201	NASDAQ	ALPN	Tue, Mar 29, 2022	9.00	9.58	8.95	9.35
1200	NASDAQ	ALPN	Mon, Mar 28, 2022	9.63	9.63	8.85	9.00
1199	NASDAQ	ALPN	Fri, Mar 25, 2022	9.77	9.89	9.42	9.66
1198	NASDAQ	ALPN	Thu, Mar 24, 2022	9.28	9.63	9.04	9.53
1197	NASDAQ	ALPN	Wed, Mar 23, 2022	9.51	10.30	9.21	9.25
1196	NASDAQ	ALPN	Tue, Mar 22, 2022	8.75	8.86	8.63	8.73
1195	NASDAQ	ALPN	Mon, Mar 21, 2022	8.81	8.90	8.45	8.65
1194	NASDAQ	ALPN	Fri, Mar 18, 2022	8.62	9.00	8.06	8.80
1193	NASDAQ	ALPN	Thu, Mar 17, 2022	8.14	8.77	8.07	8.64
1192	NASDAQ	ALPN	Wed, Mar 16, 2022	7.80	8.35	7.67	8.24
1191	NASDAQ	ALPN	Tue, Mar 15, 2022	7.62	7.79	7.21	7.66
1190	NASDAQ	ALPN	Mon, Mar 14, 2022	7.70	7.79	7.24	7.56
1189	NASDAQ	ALPN	Fri, Mar 11, 2022	8.17	8.81	7.60	7.64
1188	NASDAQ	ALPN	Thu, Mar 10, 2022	7.74	8.22	7.61	8.14
1187	NASDAQ	ALPN	Wed, Mar 9, 2022	7.32	8.14	7.32	7.90
1186	NASDAQ	ALPN	Tue, Mar 8, 2022	6.92	7.36	6.82	7.11
1185	NASDAQ	ALPN	Mon, Mar 7, 2022	6.81	7.15	6.46	6.98
1184	NASDAQ	ALPN	Fri, Mar 4, 2022	7.54	8.00	7.43	7.66
1183	NASDAQ	ALPN	Thu, Mar 3, 2022	8.23	8.23	7.61	7.70
1182	NASDAQ	ALPN	Wed, Mar 2, 2022	8.01	8.42	7.56	8.16
1181	NASDAQ	ALPN	Tue, Mar 1, 2022	8.23	8.42	7.72	7.83
1180	NASDAQ	ALPN	Mon, Feb 28, 2022	8.49	8.65	7.91	8.24
1179	NASDAQ	ALPN	Fri, Feb 25, 2022	8.29	8.57	7.77	8.56
1178	NASDAQ	ALPN	Thu, Feb 24, 2022	7.00	8.14	7.00	8.11
1177	NASDAQ	ALPN	Wed, Feb 23, 2022	6.54	7.36	6.50	7.10
1176	NASDAQ	ALPN	Tue, Feb 22, 2022	7.36	7.39	6.00	6.41
1175	NASDAQ	ALPN	Fri, Feb 18, 2022	7.99	8.06	7.37	7.48
1174	NASDAQ	ALPN	Thu, Feb 17, 2022	8.16	8.26	7.87	8.06
1173	NASDAQ	ALPN	Wed, Feb 16, 2022	8.14	8.47	8.00	8.22
1172	NASDAQ	ALPN	Tue, Feb 15, 2022	7.66	8.03	7.51	7.96
1171	NASDAQ	ALPN	Mon, Feb 14, 2022	7.45	7.91	7.45	7.56
1170	NASDAQ	ALPN	Fri, Feb 11, 2022	7.17	7.43	7.08	7.34
1169	NASDAQ	ALPN	Thu, Feb 10, 2022	7.39	7.75	7.11	7.19
1168	NASDAQ	ALPN	Wed, Feb 9, 2022	7.56	7.87	7.46	7.68
1167	NASDAQ	ALPN	Tue, Feb 8, 2022	7.57	7.70	7.37	7.49
1166	NASDAQ	ALPN	Mon, Feb 7, 2022	7.58	7.72	7.39	7.62
1165	NASDAQ	ALPN	Fri, Feb 4, 2022	7.20	7.65	7.12	7.59
1164	NASDAQ	ALPN	Thu, Feb 3, 2022	7.49	7.57	7.18	7.27
1163	NASDAQ	ALPN	Wed, Feb 2, 2022	8.07	8.07	7.50	7.53
1162	NASDAQ	ALPN	Tue, Feb 1, 2022	8.53	8.86	8.07	8.15
1161	NASDAQ	ALPN	Mon, Jan 31, 2022	8.01	8.60	8.01	8.50
1160	NASDAQ	ALPN	Fri, Jan 28, 2022	7.73	8.41	7.55	8.08
1159	NASDAQ	ALPN	Thu, Jan 27, 2022	8.41	8.95	7.70	7.79
1158	NASDAQ	ALPN	Wed, Jan 26, 2022	8.82	9.25	8.30	8.32
1157	NASDAQ	ALPN	Tue, Jan 25, 2022	9.28	9.28	8.35	8.68
1156	NASDAQ	ALPN	Mon, Jan 24, 2022	8.21	9.60	8.05	9.56
1155	NASDAQ	ALPN	Fri, Jan 21, 2022	8.35	9.11	8.30	8.40
1154	NASDAQ	ALPN	Thu, Jan 20, 2022	8.91	9.46	8.30	8.47
1153	NASDAQ	ALPN	Wed, Jan 19, 2022	9.25	9.43	8.77	8.86
1152	NASDAQ	ALPN	Tue, Jan 18, 2022	10.22	10.47	9.13	9.29
1151	NASDAQ	ALPN	Fri, Jan 14, 2022	9.33	10.56	9.33	10.41
1150	NASDAQ	ALPN	Thu, Jan 13, 2022	10.37	10.37	9.10	9.56
1149	NASDAQ	ALPN	Wed, Jan 12, 2022	10.54	10.73	10.23	10.32
1148	NASDAQ	ALPN	Tue, Jan 11, 2022	10.57	10.82	10.15	10.50
1147	NASDAQ	ALPN	Mon, Jan 10, 2022	10.52	10.66	10.16	10.54
1146	NASDAQ	ALPN	Fri, Jan 7, 2022	11.49	11.50	10.57	10.73
1145	NASDAQ	ALPN	Thu, Jan 6, 2022	11.70	12.23	11.20	11.41
1144	NASDAQ	ALPN	Wed, Jan 5, 2022	13.13	13.32	11.53	11.58
1143	NASDAQ	ALPN	Tue, Jan 4, 2022	13.95	14.15	13.13	13.30
1142	NASDAQ	ALPN	Mon, Jan 3, 2022	13.83	14.17	13.22	13.89
1141	NASDAQ	ALPN	Fri, Dec 31, 2021	13.87	14.40	13.52	13.85
1140	NASDAQ	ALPN	Thu, Dec 30, 2021	13.28	14.10	13.17	13.88
1139	NASDAQ	ALPN	Wed, Dec 29, 2021	13.60	13.77	13.23	13.24
1138	NASDAQ	ALPN	Tue, Dec 28, 2021	13.74	14.18	13.46	13.64
1137	NASDAQ	ALPN	Mon, Dec 27, 2021	13.79	14.12	13.59	13.76
1136	NASDAQ	ALPN	Thu, Dec 23, 2021	13.82	14.09	13.62	13.75
1135	NASDAQ	ALPN	Wed, Dec 22, 2021	13.88	14.04	13.23	13.72
1134	NASDAQ	ALPN	Tue, Dec 21, 2021	13.92	14.20	13.12	13.95
1133	NASDAQ	ALPN	Mon, Dec 20, 2021	13.44	13.80	12.72	13.77
1132	NASDAQ	ALPN	Fri, Dec 17, 2021	12.95	14.18	12.49	13.62
1131	NASDAQ	ALPN	Thu, Dec 16, 2021	13.24	13.45	12.01	12.50
1130	NASDAQ	ALPN	Wed, Dec 15, 2021	11.98	12.56	11.79	12.53
1129	NASDAQ	ALPN	Tue, Dec 14, 2021	12.83	12.99	11.65	11.87
1128	NASDAQ	ALPN	Mon, Dec 13, 2021	12.87	13.15	12.14	12.99
1127	NASDAQ	ALPN	Fri, Dec 10, 2021	13.20	13.20	12.74	12.78
1126	NASDAQ	ALPN	Thu, Dec 9, 2021	13.20	13.57	12.69	13.05
1125	NASDAQ	ALPN	Wed, Dec 8, 2021	13.11	13.86	12.50	13.39
1124	NASDAQ	ALPN	Tue, Dec 7, 2021	12.31	13.39	12.11	13.23
1123	NASDAQ	ALPN	Mon, Dec 6, 2021	11.61	12.18	11.26	12.07
1122	NASDAQ	ALPN	Fri, Dec 3, 2021	11.69	11.95	11.10	11.43
1121	NASDAQ	ALPN	Thu, Dec 2, 2021	10.93	11.84	10.69	11.75
1120	NASDAQ	ALPN	Wed, Dec 1, 2021	11.07	11.70	10.75	10.90
1119	NASDAQ	ALPN	Tue, Nov 30, 2021	10.31	11.14	10.22	10.83
1118	NASDAQ	ALPN	Mon, Nov 29, 2021	11.68	11.68	10.26	10.41
1117	NASDAQ	ALPN	Fri, Nov 26, 2021	11.83	11.83	11.12	11.43
1116	NASDAQ	ALPN	Wed, Nov 24, 2021	11.84	12.45	11.52	12.00
1115	NASDAQ	ALPN	Tue, Nov 23, 2021	12.25	12.69	11.38	11.79
1114	NASDAQ	ALPN	Mon, Nov 22, 2021	13.55	13.55	12.15	12.25
1113	NASDAQ	ALPN	Fri, Nov 19, 2021	13.27	13.72	12.62	13.57
1112	NASDAQ	ALPN	Thu, Nov 18, 2021	12.93	13.53	12.22	13.29
1111	NASDAQ	ALPN	Wed, Nov 17, 2021	13.65	13.75	12.65	12.95
1110	NASDAQ	ALPN	Tue, Nov 16, 2021	13.10	13.77	13.01	13.75
1109	NASDAQ	ALPN	Mon, Nov 15, 2021	13.15	13.26	12.74	13.24
1108	NASDAQ	ALPN	Fri, Nov 12, 2021	13.00	13.20	12.68	13.00
1107	NASDAQ	ALPN	Thu, Nov 11, 2021	13.00	13.00	12.64	13.00
1106	NASDAQ	ALPN	Wed, Nov 10, 2021	13.04	13.56	13.04	13.56
1105	NASDAQ	ALPN	Tue, Nov 9, 2021	12.88	13.16	12.37	12.94
1104	NASDAQ	ALPN	Mon, Nov 8, 2021	12.88	13.00	12.80	12.88
1103	NASDAQ	ALPN	Fri, Nov 5, 2021	12.90	13.05	12.78	12.88
1102	NASDAQ	ALPN	Thu, Nov 4, 2021	13.04	13.10	12.73	12.80
1101	NASDAQ	ALPN	Wed, Nov 3, 2021	13.09	13.28	12.75	12.95
1100	NASDAQ	ALPN	Tue, Nov 2, 2021	13.00	13.23	12.93	13.22
1099	NASDAQ	ALPN	Mon, Nov 1, 2021	12.81	13.10	12.60	13.02
1098	NASDAQ	ALPN	Fri, Oct 29, 2021	12.45	12.85	12.20	12.65
1097	NASDAQ	ALPN	Thu, Oct 28, 2021	11.54	12.62	11.54	12.52
1096	NASDAQ	ALPN	Wed, Oct 27, 2021	10.73	11.89	10.70	11.65
1095	NASDAQ	ALPN	Tue, Oct 26, 2021	11.00	11.09	10.72	10.78
1094	NASDAQ	ALPN	Mon, Oct 25, 2021	10.49	10.96	10.01	10.94
1093	NASDAQ	ALPN	Fri, Oct 22, 2021	10.65	10.65	10.25	10.55
1092	NASDAQ	ALPN	Thu, Oct 21, 2021	10.70	10.80	10.39	10.64
1091	NASDAQ	ALPN	Wed, Oct 20, 2021	10.67	10.95	10.44	10.68
1090	NASDAQ	ALPN	Tue, Oct 19, 2021	11.02	11.11	10.40	10.62
1089	NASDAQ	ALPN	Mon, Oct 18, 2021	11.27	11.44	10.82	10.99
1088	NASDAQ	ALPN	Fri, Oct 15, 2021	11.71	11.75	11.11	11.38
1087	NASDAQ	ALPN	Thu, Oct 14, 2021	11.91	11.98	11.08	11.49
1086	NASDAQ	ALPN	Wed, Oct 13, 2021	11.51	11.91	11.31	11.84
1085	NASDAQ	ALPN	Tue, Oct 12, 2021	11.51	11.70	11.08	11.46
1084	NASDAQ	ALPN	Mon, Oct 11, 2021	11.98	12.04	11.54	11.54
1083	NASDAQ	ALPN	Fri, Oct 8, 2021	12.15	12.15	11.78	11.89
1082	NASDAQ	ALPN	Thu, Oct 7, 2021	12.05	12.55	11.60	12.23
1081	NASDAQ	ALPN	Wed, Oct 6, 2021	11.99	12.24	11.57	11.98
1080	NASDAQ	ALPN	Tue, Oct 5, 2021	11.93	12.40	11.43	12.13
1079	NASDAQ	ALPN	Mon, Oct 4, 2021	11.56	12.00	11.45	11.85
1078	NASDAQ	ALPN	Fri, Oct 1, 2021	10.72	11.71	10.46	11.64
1077	NASDAQ	ALPN	Thu, Sep 30, 2021	10.86	11.34	10.52	10.67
1076	NASDAQ	ALPN	Wed, Sep 29, 2021	11.45	11.62	10.67	10.83
1075	NASDAQ	ALPN	Tue, Sep 28, 2021	10.89	11.77	10.52	11.31
1074	NASDAQ	ALPN	Mon, Sep 27, 2021	10.89	11.66	10.51	11.00
1073	NASDAQ	ALPN	Fri, Sep 24, 2021	10.97	10.98	10.11	10.36
1072	NASDAQ	ALPN	Thu, Sep 23, 2021	10.67	11.00	9.86	10.66
1071	NASDAQ	ALPN	Wed, Sep 22, 2021	10.69	11.88	10.62	10.66
1070	NASDAQ	ALPN	Tue, Sep 21, 2021	9.71	9.99	9.70	9.80
1069	NASDAQ	ALPN	Mon, Sep 20, 2021	9.73	9.86	9.45	9.59
1068	NASDAQ	ALPN	Fri, Sep 17, 2021	9.92	10.07	9.45	10.00
1067	NASDAQ	ALPN	Thu, Sep 16, 2021	9.89	10.05	9.78	9.95
1066	NASDAQ	ALPN	Wed, Sep 15, 2021	9.74	10.00	9.40	9.81
1065	NASDAQ	ALPN	Tue, Sep 14, 2021	9.36	9.36	8.88	9.00
1064	NASDAQ	ALPN	Mon, Sep 13, 2021	9.13	9.49	8.94	9.32
1063	NASDAQ	ALPN	Fri, Sep 10, 2021	9.32	9.32	8.93	9.03
1062	NASDAQ	ALPN	Thu, Sep 9, 2021	9.64	9.76	8.98	9.15
1061	NASDAQ	ALPN	Wed, Sep 8, 2021	9.58	9.58	9.40	9.54
1060	NASDAQ	ALPN	Tue, Sep 7, 2021	9.52	9.61	9.30	9.36
1059	NASDAQ	ALPN	Fri, Sep 3, 2021	9.53	9.70	9.31	9.49
1058	NASDAQ	ALPN	Thu, Sep 2, 2021	9.62	9.64	9.44	9.50
1057	NASDAQ	ALPN	Wed, Sep 1, 2021	9.57	9.79	9.51	9.63
1056	NASDAQ	ALPN	Tue, Aug 31, 2021	9.46	9.51	9.31	9.51
1055	NASDAQ	ALPN	Mon, Aug 30, 2021	9.56	9.56	9.17	9.27
1054	NASDAQ	ALPN	Fri, Aug 27, 2021	9.29	9.59	9.25	9.50
1053	NASDAQ	ALPN	Thu, Aug 26, 2021	9.54	9.60	9.26	9.26
1052	NASDAQ	ALPN	Wed, Aug 25, 2021	9.20	9.65	9.17	9.48
1051	NASDAQ	ALPN	Tue, Aug 24, 2021	9.43	9.43	8.75	9.20
1050	NASDAQ	ALPN	Mon, Aug 23, 2021	9.03	9.46	8.99	9.31
1049	NASDAQ	ALPN	Fri, Aug 20, 2021	8.64	9.17	8.64	9.05
1048	NASDAQ	ALPN	Thu, Aug 19, 2021	8.64	8.75	8.50	8.75
1047	NASDAQ	ALPN	Wed, Aug 18, 2021	8.59	8.92	8.50	8.68
1046	NASDAQ	ALPN	Tue, Aug 17, 2021	8.76	8.95	8.50	8.60
1045	NASDAQ	ALPN	Mon, Aug 16, 2021	9.13	9.20	8.67	8.81
1044	NASDAQ	ALPN	Fri, Aug 13, 2021	9.33	9.41	9.03	9.25
1043	NASDAQ	ALPN	Thu, Aug 12, 2021	9.15	9.40	8.94	9.25
1042	NASDAQ	ALPN	Wed, Aug 11, 2021	8.94	9.12	8.68	9.06
1041	NASDAQ	ALPN	Tue, Aug 10, 2021	8.95	9.20	8.89	9.19
1040	NASDAQ	ALPN	Mon, Aug 9, 2021	8.88	9.10	8.65	8.95
1039	NASDAQ	ALPN	Fri, Aug 6, 2021	8.60	8.93	8.43	8.86
1038	NASDAQ	ALPN	Thu, Aug 5, 2021	8.21	8.60	8.11	8.50
1037	NASDAQ	ALPN	Wed, Aug 4, 2021	8.38	8.70	8.17	8.19
1036	NASDAQ	ALPN	Tue, Aug 3, 2021	8.39	8.77	8.15	8.40
1035	NASDAQ	ALPN	Mon, Aug 2, 2021	8.83	9.03	8.30	8.41
1034	NASDAQ	ALPN	Fri, Jul 30, 2021	9.73	9.73	8.51	8.84
1033	NASDAQ	ALPN	Thu, Jul 29, 2021	9.40	9.77	9.25	9.72
1032	NASDAQ	ALPN	Wed, Jul 28, 2021	9.04	9.31	8.92	9.29
1031	NASDAQ	ALPN	Tue, Jul 27, 2021	8.37	9.37	8.09	9.05
1030	NASDAQ	ALPN	Mon, Jul 26, 2021	8.50	8.66	8.31	8.44
1029	NASDAQ	ALPN	Fri, Jul 23, 2021	8.64	8.67	8.46	8.58
1028	NASDAQ	ALPN	Thu, Jul 22, 2021	9.08	9.08	8.50	8.58
1027	NASDAQ	ALPN	Wed, Jul 21, 2021	9.03	9.28	8.85	9.16
1026	NASDAQ	ALPN	Tue, Jul 20, 2021	8.47	9.08	8.47	8.96
1025	NASDAQ	ALPN	Mon, Jul 19, 2021	8.08	8.59	7.87	8.47
1024	NASDAQ	ALPN	Fri, Jul 16, 2021	8.38	8.49	8.08	8.22
1023	NASDAQ	ALPN	Thu, Jul 15, 2021	8.15	8.45	7.88	8.35
1022	NASDAQ	ALPN	Wed, Jul 14, 2021	8.51	8.80	8.08	8.22
1021	NASDAQ	ALPN	Tue, Jul 13, 2021	8.52	8.70	8.32	8.51
1020	NASDAQ	ALPN	Mon, Jul 12, 2021	8.82	8.84	8.44	8.57
1019	NASDAQ	ALPN	Fri, Jul 9, 2021	8.74	8.98	8.64	8.83
1018	NASDAQ	ALPN	Thu, Jul 8, 2021	8.40	8.83	8.23	8.77
1017	NASDAQ	ALPN	Wed, Jul 7, 2021	8.87	8.87	8.11	8.60
1016	NASDAQ	ALPN	Tue, Jul 6, 2021	8.80	8.85	8.65	8.74
1015	NASDAQ	ALPN	Fri, Jul 2, 2021	8.75	8.92	8.54	8.86
1014	NASDAQ	ALPN	Thu, Jul 1, 2021	9.00	9.00	8.35	8.80
1013	NASDAQ	ALPN	Wed, Jun 30, 2021	9.23	9.75	8.85	9.00
1012	NASDAQ	ALPN	Tue, Jun 29, 2021	9.36	9.54	9.03	9.09
1011	NASDAQ	ALPN	Mon, Jun 28, 2021	9.80	10.09	9.35	9.36
1010	NASDAQ	ALPN	Fri, Jun 25, 2021	9.82	10.05	9.59	9.73
1009	NASDAQ	ALPN	Thu, Jun 24, 2021	9.51	9.95	9.51	9.72
1008	NASDAQ	ALPN	Wed, Jun 23, 2021	9.18	9.48	9.00	9.29
1007	NASDAQ	ALPN	Tue, Jun 22, 2021	9.40	9.75	8.93	9.05
1006	NASDAQ	ALPN	Mon, Jun 21, 2021	9.60	9.84	9.20	9.31
1005	NASDAQ	ALPN	Fri, Jun 18, 2021	9.00	9.27	8.92	9.20
1004	NASDAQ	ALPN	Thu, Jun 17, 2021	8.91	9.27	8.86	9.00
1003	NASDAQ	ALPN	Wed, Jun 16, 2021	9.25	9.49	8.79	8.83
1002	NASDAQ	ALPN	Tue, Jun 15, 2021	9.71	9.98	9.13	9.29
1001	NASDAQ	ALPN	Mon, Jun 14, 2021	8.85	9.85	8.85	9.48
1000	NASDAQ	ALPN	Fri, Jun 11, 2021	9.12	9.14	8.79	8.81
999	NASDAQ	ALPN	Thu, Jun 10, 2021	9.18	9.18	8.85	8.98
998	NASDAQ	ALPN	Wed, Jun 9, 2021	9.26	9.30	9.12	9.16
997	NASDAQ	ALPN	Tue, Jun 8, 2021	9.32	9.42	9.09	9.29
996	NASDAQ	ALPN	Mon, Jun 7, 2021	9.70	9.74	9.00	9.17
995	NASDAQ	ALPN	Fri, Jun 4, 2021	10.10	10.11	9.41	9.65
994	NASDAQ	ALPN	Thu, Jun 3, 2021	10.10	10.27	9.95	10.11
993	NASDAQ	ALPN	Wed, Jun 2, 2021	10.26	10.34	10.00	10.14
992	NASDAQ	ALPN	Tue, Jun 1, 2021	10.66	10.86	10.13	10.29
991	NASDAQ	ALPN	Fri, May 28, 2021	10.12	10.71	10.09	10.66
990	NASDAQ	ALPN	Thu, May 27, 2021	10.00	10.35	9.80	10.21
989	NASDAQ	ALPN	Wed, May 26, 2021	10.46	10.46	9.80	10.00
988	NASDAQ	ALPN	Tue, May 25, 2021	10.99	11.17	9.87	10.47
987	NASDAQ	ALPN	Mon, May 24, 2021	11.97	12.20	10.81	10.90
986	NASDAQ	ALPN	Fri, May 21, 2021	12.44	12.45	11.72	11.97
985	NASDAQ	ALPN	Thu, May 20, 2021	15.00	15.14	12.39	12.54
984	NASDAQ	ALPN	Wed, May 19, 2021	13.34	15.14	13.18	15.03
983	NASDAQ	ALPN	Tue, May 18, 2021	12.75	13.75	12.69	13.73
982	NASDAQ	ALPN	Mon, May 17, 2021	11.82	12.80	11.37	12.62
981	NASDAQ	ALPN	Fri, May 14, 2021	11.76	12.14	11.19	11.83
980	NASDAQ	ALPN	Thu, May 13, 2021	11.58	11.83	11.34	11.48
979	NASDAQ	ALPN	Wed, May 12, 2021	11.64	11.98	11.44	11.60
978	NASDAQ	ALPN	Tue, May 11, 2021	12.59	12.59	11.84	11.84
977	NASDAQ	ALPN	Mon, May 10, 2021	12.01	12.71	11.80	12.45
976	NASDAQ	ALPN	Fri, May 7, 2021	11.69	12.22	11.69	12.00
975	NASDAQ	ALPN	Thu, May 6, 2021	11.76	12.13	11.54	11.80
974	NASDAQ	ALPN	Wed, May 5, 2021	11.29	11.95	11.29	11.91
973	NASDAQ	ALPN	Tue, May 4, 2021	13.04	13.04	11.44	11.61
972	NASDAQ	ALPN	Mon, May 3, 2021	13.17	13.40	12.64	13.00
971	NASDAQ	ALPN	Fri, Apr 30, 2021	12.81	13.36	12.63	13.27
970	NASDAQ	ALPN	Thu, Apr 29, 2021	12.98	13.10	12.16	12.84
969	NASDAQ	ALPN	Wed, Apr 28, 2021	12.38	12.98	11.96	12.79
968	NASDAQ	ALPN	Tue, Apr 27, 2021	12.66	12.66	12.00	12.47
967	NASDAQ	ALPN	Mon, Apr 26, 2021	12.25	12.80	11.91	12.56
966	NASDAQ	ALPN	Fri, Apr 23, 2021	11.61	12.47	11.52	12.07
965	NASDAQ	ALPN	Thu, Apr 22, 2021	10.97	11.72	10.97	11.50
964	NASDAQ	ALPN	Wed, Apr 21, 2021	10.92	11.19	10.87	11.04
963	NASDAQ	ALPN	Tue, Apr 20, 2021	10.97	11.08	10.20	11.02
962	NASDAQ	ALPN	Mon, Apr 19, 2021	11.00	11.24	10.96	10.96
961	NASDAQ	ALPN	Fri, Apr 16, 2021	11.36	11.48	10.68	11.00
960	NASDAQ	ALPN	Thu, Apr 15, 2021	11.39	11.50	10.68	11.28
959	NASDAQ	ALPN	Wed, Apr 14, 2021	10.50	11.33	10.46	11.26
958	NASDAQ	ALPN	Tue, Apr 13, 2021	10.36	10.57	9.70	10.45
957	NASDAQ	ALPN	Mon, Apr 12, 2021	11.25	11.25	10.24	10.37
956	NASDAQ	ALPN	Fri, Apr 9, 2021	11.17	11.54	10.79	11.33
955	NASDAQ	ALPN	Thu, Apr 8, 2021	11.05	11.62	10.75	11.20
954	NASDAQ	ALPN	Wed, Apr 7, 2021	10.95	11.41	10.90	11.00
953	NASDAQ	ALPN	Tue, Apr 6, 2021	11.04	11.14	10.87	10.89
952	NASDAQ	ALPN	Mon, Apr 5, 2021	10.88	11.16	10.67	10.97
951	NASDAQ	ALPN	Thu, Apr 1, 2021	10.76	11.42	10.65	10.78
950	NASDAQ	ALPN	Wed, Mar 31, 2021	10.29	10.71	10.20	10.60
949	NASDAQ	ALPN	Tue, Mar 30, 2021	10.07	10.53	9.78	10.17
948	NASDAQ	ALPN	Mon, Mar 29, 2021	10.90	11.16	9.92	10.02
947	NASDAQ	ALPN	Fri, Mar 26, 2021	10.97	11.24	10.78	10.98
946	NASDAQ	ALPN	Thu, Mar 25, 2021	10.57	11.14	10.26	11.00
945	NASDAQ	ALPN	Wed, Mar 24, 2021	11.40	11.69	10.56	10.56
944	NASDAQ	ALPN	Tue, Mar 23, 2021	12.62	12.74	11.45	11.46
943	NASDAQ	ALPN	Mon, Mar 22, 2021	12.77	12.99	12.57	12.57
942	NASDAQ	ALPN	Fri, Mar 19, 2021	13.54	14.06	12.55	12.75
941	NASDAQ	ALPN	Thu, Mar 18, 2021	13.70	14.47	13.13	13.81
940	NASDAQ	ALPN	Wed, Mar 17, 2021	13.33	14.05	13.01	13.92
939	NASDAQ	ALPN	Tue, Mar 16, 2021	13.60	13.77	13.05	13.23
938	NASDAQ	ALPN	Mon, Mar 15, 2021	13.19	13.76	13.01	13.53
937	NASDAQ	ALPN	Fri, Mar 12, 2021	12.88	13.54	12.54	13.33
936	NASDAQ	ALPN	Thu, Mar 11, 2021	12.36	13.14	12.26	13.05
935	NASDAQ	ALPN	Wed, Mar 10, 2021	13.57	13.80	11.77	12.35
934	NASDAQ	ALPN	Tue, Mar 9, 2021	13.10	14.60	13.00	13.62
933	NASDAQ	ALPN	Mon, Mar 8, 2021	13.10	13.28	12.88	12.95
932	NASDAQ	ALPN	Fri, Mar 5, 2021	13.05	13.13	12.77	12.95
931	NASDAQ	ALPN	Thu, Mar 4, 2021	12.92	13.30	12.74	12.98
930	NASDAQ	ALPN	Wed, Mar 3, 2021	13.20	13.40	12.95	13.22
929	NASDAQ	ALPN	Tue, Mar 2, 2021	12.73	13.39	12.73	13.26
928	NASDAQ	ALPN	Mon, Mar 1, 2021	11.80	13.27	11.80	12.96
927	NASDAQ	ALPN	Fri, Feb 26, 2021	11.51	12.03	11.06	11.72
926	NASDAQ	ALPN	Thu, Feb 25, 2021	11.44	11.73	11.25	11.41
925	NASDAQ	ALPN	Wed, Feb 24, 2021	11.34	11.58	11.25	11.52
924	NASDAQ	ALPN	Tue, Feb 23, 2021	11.54	11.54	10.93	11.35
923	NASDAQ	ALPN	Mon, Feb 22, 2021	11.48	12.08	11.02	11.60
922	NASDAQ	ALPN	Fri, Feb 19, 2021	11.21	11.89	11.19	11.34
921	NASDAQ	ALPN	Thu, Feb 18, 2021	11.14	11.92	11.01	11.17
920	NASDAQ	ALPN	Wed, Feb 17, 2021	11.76	11.76	11.05	11.22
919	NASDAQ	ALPN	Tue, Feb 16, 2021	12.64	12.81	11.56	11.72
918	NASDAQ	ALPN	Fri, Feb 12, 2021	12.83	12.93	12.22	12.45
917	NASDAQ	ALPN	Thu, Feb 11, 2021	13.50	13.54	12.76	13.03
916	NASDAQ	ALPN	Wed, Feb 10, 2021	13.27	13.50	12.95	13.22
915	NASDAQ	ALPN	Tue, Feb 9, 2021	13.21	13.49	13.01	13.19
914	NASDAQ	ALPN	Mon, Feb 8, 2021	13.50	13.50	13.14	13.24
913	NASDAQ	ALPN	Fri, Feb 5, 2021	12.87	13.14	12.51	13.11
912	NASDAQ	ALPN	Thu, Feb 4, 2021	12.22	12.94	12.14	12.68
911	NASDAQ	ALPN	Wed, Feb 3, 2021	11.62	12.35	11.50	12.11
910	NASDAQ	ALPN	Tue, Feb 2, 2021	11.86	12.00	11.60	11.63
909	NASDAQ	ALPN	Mon, Feb 1, 2021	13.42	13.50	11.58	11.64
908	NASDAQ	ALPN	Fri, Jan 29, 2021	11.91	13.13	11.66	12.87
907	NASDAQ	ALPN	Thu, Jan 28, 2021	11.10	12.30	10.96	11.81
906	NASDAQ	ALPN	Wed, Jan 27, 2021	11.55	11.55	10.84	10.92
905	NASDAQ	ALPN	Tue, Jan 26, 2021	12.75	12.99	11.39	11.55
904	NASDAQ	ALPN	Mon, Jan 25, 2021	13.20	13.46	12.35	12.71
903	NASDAQ	ALPN	Fri, Jan 22, 2021	12.91	13.98	12.66	13.12
902	NASDAQ	ALPN	Thu, Jan 21, 2021	13.29	13.69	12.20	12.90
901	NASDAQ	ALPN	Wed, Jan 20, 2021	13.28	13.60	13.05	13.29
900	NASDAQ	ALPN	Tue, Jan 19, 2021	13.30	13.49	12.96	13.11
899	NASDAQ	ALPN	Fri, Jan 15, 2021	13.79	13.84	12.96	13.16
898	NASDAQ	ALPN	Thu, Jan 14, 2021	13.28	13.99	13.24	13.89
897	NASDAQ	ALPN	Wed, Jan 13, 2021	13.58	13.72	13.14	13.23
896	NASDAQ	ALPN	Tue, Jan 12, 2021	13.40	13.59	13.08	13.33
895	NASDAQ	ALPN	Mon, Jan 11, 2021	13.63	13.74	12.94	13.41
894	NASDAQ	ALPN	Fri, Jan 8, 2021	13.32	13.88	13.29	13.44
893	NASDAQ	ALPN	Thu, Jan 7, 2021	13.43	13.97	12.78	13.23
892	NASDAQ	ALPN	Wed, Jan 6, 2021	13.23	13.96	13.06	13.28
891	NASDAQ	ALPN	Tue, Jan 5, 2021	13.33	13.97	12.91	13.20
890	NASDAQ	ALPN	Mon, Jan 4, 2021	12.72	13.75	12.62	13.45
889	NASDAQ	ALPN	Thu, Dec 31, 2020	12.51	13.49	12.19	12.60
888	NASDAQ	ALPN	Wed, Dec 30, 2020	13.15	13.42	12.32	12.56
887	NASDAQ	ALPN	Tue, Dec 29, 2020	15.00	15.00	12.65	13.04
886	NASDAQ	ALPN	Mon, Dec 28, 2020	16.00	16.19	15.22	15.44
885	NASDAQ	ALPN	Thu, Dec 24, 2020	15.96	16.18	15.02	15.90
884	NASDAQ	ALPN	Wed, Dec 23, 2020	15.96	16.37	15.51	15.85
883	NASDAQ	ALPN	Tue, Dec 22, 2020	15.00	16.20	14.52	15.96
882	NASDAQ	ALPN	Mon, Dec 21, 2020	14.85	15.08	14.39	14.80
881	NASDAQ	ALPN	Fri, Dec 18, 2020	14.11	14.75	13.75	14.57
880	NASDAQ	ALPN	Thu, Dec 17, 2020	13.88	14.20	13.60	13.88
879	NASDAQ	ALPN	Wed, Dec 16, 2020	13.85	13.87	13.45	13.77
878	NASDAQ	ALPN	Tue, Dec 15, 2020	13.38	13.81	13.05	13.58
877	NASDAQ	ALPN	Mon, Dec 14, 2020	13.25	13.70	12.81	13.40
876	NASDAQ	ALPN	Fri, Dec 11, 2020	10.91	14.63	10.91	13.00
875	NASDAQ	ALPN	Thu, Dec 10, 2020	10.61	11.63	9.83	11.07
874	NASDAQ	ALPN	Wed, Dec 9, 2020	10.55	10.81	10.07	10.55
873	NASDAQ	ALPN	Tue, Dec 8, 2020	10.76	10.94	10.46	10.50
872	NASDAQ	ALPN	Mon, Dec 7, 2020	9.96	10.97	9.87	10.64
871	NASDAQ	ALPN	Fri, Dec 4, 2020	9.51	9.95	9.48	9.87
870	NASDAQ	ALPN	Thu, Dec 3, 2020	9.93	9.99	9.57	9.89
869	NASDAQ	ALPN	Wed, Dec 2, 2020	9.47	9.98	9.41	9.79
868	NASDAQ	ALPN	Tue, Dec 1, 2020	9.99	10.10	9.51	9.69
867	NASDAQ	ALPN	Mon, Nov 30, 2020	9.84	10.34	9.49	9.76
866	NASDAQ	ALPN	Fri, Nov 27, 2020	9.29	10.13	9.29	9.84
865	NASDAQ	ALPN	Wed, Nov 25, 2020	8.35	9.37	8.34	9.06
864	NASDAQ	ALPN	Tue, Nov 24, 2020	8.10	8.39	8.00	8.29
863	NASDAQ	ALPN	Mon, Nov 23, 2020	7.90	8.00	7.70	7.75
862	NASDAQ	ALPN	Fri, Nov 20, 2020	8.00	8.01	7.75	7.80
861	NASDAQ	ALPN	Thu, Nov 19, 2020	7.80	8.17	7.71	8.17
860	NASDAQ	ALPN	Wed, Nov 18, 2020	8.17	8.17	7.80	7.96
859	NASDAQ	ALPN	Tue, Nov 17, 2020	8.18	8.20	7.90	8.11
858	NASDAQ	ALPN	Mon, Nov 16, 2020	8.11	8.34	7.90	8.19
857	NASDAQ	ALPN	Fri, Nov 13, 2020	8.30	8.36	7.90	8.18
856	NASDAQ	ALPN	Thu, Nov 12, 2020	8.04	8.18	7.89	8.16
855	NASDAQ	ALPN	Wed, Nov 11, 2020	7.97	8.12	7.74	8.00
854	NASDAQ	ALPN	Tue, Nov 10, 2020	7.56	7.99	7.46	7.95
853	NASDAQ	ALPN	Mon, Nov 9, 2020	8.13	8.14	7.57	7.60
852	NASDAQ	ALPN	Fri, Nov 6, 2020	7.98	8.07	7.71	7.95
851	NASDAQ	ALPN	Thu, Nov 5, 2020	7.87	7.99	7.46	7.99
850	NASDAQ	ALPN	Wed, Nov 4, 2020	7.61	7.93	7.51	7.87
849	NASDAQ	ALPN	Tue, Nov 3, 2020	7.40	7.78	7.33	7.57
848	NASDAQ	ALPN	Mon, Nov 2, 2020	7.46	7.98	7.26	7.42
847	NASDAQ	ALPN	Fri, Oct 30, 2020	7.70	7.72	7.21	7.50
846	NASDAQ	ALPN	Thu, Oct 29, 2020	7.70	7.91	7.68	7.68
845	NASDAQ	ALPN	Wed, Oct 28, 2020	7.71	7.99	7.53	7.75
844	NASDAQ	ALPN	Tue, Oct 27, 2020	7.88	7.94	7.63	7.84
843	NASDAQ	ALPN	Mon, Oct 26, 2020	7.88	8.35	7.50	7.67
842	NASDAQ	ALPN	Fri, Oct 23, 2020	7.91	8.12	7.76	7.88
841	NASDAQ	ALPN	Thu, Oct 22, 2020	8.13	8.20	7.94	7.94
840	NASDAQ	ALPN	Wed, Oct 21, 2020	8.05	8.34	7.81	8.01
839	NASDAQ	ALPN	Tue, Oct 20, 2020	8.58	8.60	7.63	8.01
838	NASDAQ	ALPN	Mon, Oct 19, 2020	8.66	8.66	8.25	8.51
837	NASDAQ	ALPN	Fri, Oct 16, 2020	8.80	9.00	8.49	8.72
836	NASDAQ	ALPN	Thu, Oct 15, 2020	8.36	8.80	8.31	8.76
835	NASDAQ	ALPN	Wed, Oct 14, 2020	8.73	9.28	8.36	8.55
834	NASDAQ	ALPN	Tue, Oct 13, 2020	8.45	9.00	8.45	8.66
833	NASDAQ	ALPN	Mon, Oct 12, 2020	8.60	8.68	8.30	8.37
832	NASDAQ	ALPN	Fri, Oct 9, 2020	8.53	8.72	8.43	8.49
831	NASDAQ	ALPN	Thu, Oct 8, 2020	9.06	9.06	8.58	8.65
830	NASDAQ	ALPN	Wed, Oct 7, 2020	9.19	9.29	8.81	8.92
829	NASDAQ	ALPN	Tue, Oct 6, 2020	9.33	9.33	9.06	9.09
828	NASDAQ	ALPN	Mon, Oct 5, 2020	8.96	9.34	8.72	9.10
827	NASDAQ	ALPN	Fri, Oct 2, 2020	8.79	9.46	8.15	8.98
826	NASDAQ	ALPN	Thu, Oct 1, 2020	8.52	9.10	8.51	9.10
825	NASDAQ	ALPN	Wed, Sep 30, 2020	8.61	8.80	8.32	8.79
824	NASDAQ	ALPN	Tue, Sep 29, 2020	8.35	8.64	8.31	8.62
823	NASDAQ	ALPN	Mon, Sep 28, 2020	8.18	8.74	7.50	8.48
822	NASDAQ	ALPN	Fri, Sep 25, 2020	7.64	8.27	7.59	8.18
821	NASDAQ	ALPN	Thu, Sep 24, 2020	7.76	7.98	7.36	7.50
820	NASDAQ	ALPN	Wed, Sep 23, 2020	7.84	8.24	7.76	7.81
819	NASDAQ	ALPN	Tue, Sep 22, 2020	7.77	8.31	7.77	7.92
818	NASDAQ	ALPN	Mon, Sep 21, 2020	8.65	8.65	7.82	7.82
817	NASDAQ	ALPN	Fri, Sep 18, 2020	8.46	9.32	8.34	8.67
816	NASDAQ	ALPN	Thu, Sep 17, 2020	8.10	8.67	8.00	8.33
815	NASDAQ	ALPN	Wed, Sep 16, 2020	8.25	8.56	8.10	8.10
814	NASDAQ	ALPN	Tue, Sep 15, 2020	8.20	8.60	8.09	8.28
813	NASDAQ	ALPN	Mon, Sep 14, 2020	7.65	8.50	7.51	8.19
812	NASDAQ	ALPN	Fri, Sep 11, 2020	7.51	7.60	7.46	7.59
811	NASDAQ	ALPN	Thu, Sep 10, 2020	7.46	7.60	7.35	7.47
810	NASDAQ	ALPN	Wed, Sep 9, 2020	7.49	7.56	7.41	7.43
809	NASDAQ	ALPN	Tue, Sep 8, 2020	7.10	7.85	7.10	7.45
808	NASDAQ	ALPN	Fri, Sep 4, 2020	7.24	7.43	6.66	7.15
807	NASDAQ	ALPN	Thu, Sep 3, 2020	7.45	7.45	7.15	7.29
806	NASDAQ	ALPN	Wed, Sep 2, 2020	7.50	7.78	7.39	7.47
805	NASDAQ	ALPN	Tue, Sep 1, 2020	8.18	8.40	7.29	7.30
804	NASDAQ	ALPN	Mon, Aug 31, 2020	8.30	8.49	8.10	8.16
803	NASDAQ	ALPN	Fri, Aug 28, 2020	8.25	8.38	8.20	8.29
802	NASDAQ	ALPN	Thu, Aug 27, 2020	8.51	8.60	8.15	8.29
801	NASDAQ	ALPN	Wed, Aug 26, 2020	9.67	9.67	8.48	8.52
800	NASDAQ	ALPN	Tue, Aug 25, 2020	8.42	8.80	8.23	8.60
799	NASDAQ	ALPN	Mon, Aug 24, 2020	8.78	8.84	8.10	8.49
798	NASDAQ	ALPN	Fri, Aug 21, 2020	9.41	9.49	8.88	9.05
797	NASDAQ	ALPN	Thu, Aug 20, 2020	9.79	9.79	9.38	9.46
796	NASDAQ	ALPN	Wed, Aug 19, 2020	9.87	9.98	9.54	9.79
795	NASDAQ	ALPN	Tue, Aug 18, 2020	9.68	9.98	9.58	9.91
794	NASDAQ	ALPN	Mon, Aug 17, 2020	9.36	9.77	9.25	9.69
793	NASDAQ	ALPN	Fri, Aug 14, 2020	9.38	9.49	9.20	9.37
792	NASDAQ	ALPN	Thu, Aug 13, 2020	9.25	9.76	9.25	9.37
791	NASDAQ	ALPN	Wed, Aug 12, 2020	9.75	9.99	9.00	9.20
790	NASDAQ	ALPN	Tue, Aug 11, 2020	10.40	10.42	10.02	10.19
789	NASDAQ	ALPN	Mon, Aug 10, 2020	10.49	10.66	10.16	10.40
788	NASDAQ	ALPN	Fri, Aug 7, 2020	10.70	10.90	10.37	10.59
787	NASDAQ	ALPN	Thu, Aug 6, 2020	10.78	10.99	10.36	10.70
786	NASDAQ	ALPN	Wed, Aug 5, 2020	10.38	10.74	10.35	10.64
785	NASDAQ	ALPN	Tue, Aug 4, 2020	10.50	10.67	10.27	10.38
784	NASDAQ	ALPN	Mon, Aug 3, 2020	11.80	11.94	10.19	10.50
783	NASDAQ	ALPN	Fri, Jul 31, 2020	10.48	11.50	10.28	11.50
782	NASDAQ	ALPN	Thu, Jul 30, 2020	9.97	10.54	9.90	10.37
781	NASDAQ	ALPN	Wed, Jul 29, 2020	10.31	10.43	9.86	10.05
780	NASDAQ	ALPN	Tue, Jul 28, 2020	10.37	10.62	10.29	10.39
779	NASDAQ	ALPN	Mon, Jul 27, 2020	10.10	10.50	10.06	10.41
778	NASDAQ	ALPN	Fri, Jul 24, 2020	10.90	10.90	9.77	10.10
777	NASDAQ	ALPN	Thu, Jul 23, 2020	10.07	10.44	10.01	10.08
776	NASDAQ	ALPN	Wed, Jul 22, 2020	10.30	10.39	9.50	10.17
775	NASDAQ	ALPN	Tue, Jul 21, 2020	10.60	10.79	10.02	10.23
774	NASDAQ	ALPN	Mon, Jul 20, 2020	10.39	10.59	10.09	10.48
773	NASDAQ	ALPN	Fri, Jul 17, 2020	9.98	10.90	9.84	10.38
772	NASDAQ	ALPN	Thu, Jul 16, 2020	9.38	9.99	9.05	9.94
771	NASDAQ	ALPN	Wed, Jul 15, 2020	9.03	9.56	8.98	9.39
770	NASDAQ	ALPN	Tue, Jul 14, 2020	9.23	9.30	8.80	9.06
769	NASDAQ	ALPN	Mon, Jul 13, 2020	9.83	9.99	9.23	9.30
768	NASDAQ	ALPN	Fri, Jul 10, 2020	9.31	9.91	9.16	9.80
767	NASDAQ	ALPN	Thu, Jul 9, 2020	9.59	9.63	9.05	9.46
766	NASDAQ	ALPN	Wed, Jul 8, 2020	9.99	9.99	9.26	9.65
765	NASDAQ	ALPN	Tue, Jul 7, 2020	9.65	9.99	9.40	9.76
764	NASDAQ	ALPN	Mon, Jul 6, 2020	10.30	10.57	9.34	9.50
763	NASDAQ	ALPN	Thu, Jul 2, 2020	9.53	10.24	9.20	10.18
762	NASDAQ	ALPN	Wed, Jul 1, 2020	9.75	9.88	9.12	9.51
761	NASDAQ	ALPN	Tue, Jun 30, 2020	8.98	9.99	8.68	9.71
760	NASDAQ	ALPN	Mon, Jun 29, 2020	9.27	9.45	8.78	8.98
759	NASDAQ	ALPN	Fri, Jun 26, 2020	9.18	9.25	8.38	8.98
758	NASDAQ	ALPN	Thu, Jun 25, 2020	9.53	9.99	9.05	9.27
757	NASDAQ	ALPN	Wed, Jun 24, 2020	10.81	10.86	9.20	10.00
756	NASDAQ	ALPN	Tue, Jun 23, 2020	11.30	11.70	10.40	10.82
755	NASDAQ	ALPN	Mon, Jun 22, 2020	12.26	12.45	11.09	11.80
754	NASDAQ	ALPN	Fri, Jun 19, 2020	11.50	13.75	11.00	12.10
753	NASDAQ	ALPN	Thu, Jun 18, 2020	14.05	15.00	8.70	10.95
752	NASDAQ	ALPN	Wed, Jun 17, 2020	4.16	4.85	4.06	4.66
751	NASDAQ	ALPN	Tue, Jun 16, 2020	4.06	4.18	4.02	4.17
750	NASDAQ	ALPN	Mon, Jun 15, 2020	3.70	4.29	3.60	4.05
749	NASDAQ	ALPN	Fri, Jun 12, 2020	3.77	3.99	3.67	3.73
748	NASDAQ	ALPN	Thu, Jun 11, 2020	3.93	3.93	3.65	3.74
747	NASDAQ	ALPN	Wed, Jun 10, 2020	4.08	4.34	3.87	3.96
746	NASDAQ	ALPN	Tue, Jun 9, 2020	4.26	4.42	3.94	4.08
745	NASDAQ	ALPN	Mon, Jun 8, 2020	4.03	4.43	3.98	4.23
744	NASDAQ	ALPN	Fri, Jun 5, 2020	3.95	4.20	3.78	3.85
743	NASDAQ	ALPN	Thu, Jun 4, 2020	4.07	4.07	3.70	3.89
742	NASDAQ	ALPN	Wed, Jun 3, 2020	4.04	4.10	3.75	4.10
741	NASDAQ	ALPN	Tue, Jun 2, 2020	3.99	4.10	3.90	4.00
740	NASDAQ	ALPN	Mon, Jun 1, 2020	3.78	3.95	3.75	3.88
739	NASDAQ	ALPN	Fri, May 29, 2020	3.75	3.94	3.60	3.70
738	NASDAQ	ALPN	Thu, May 28, 2020	3.55	4.03	3.42	3.62
737	NASDAQ	ALPN	Wed, May 27, 2020	3.54	3.55	3.45	3.52
736	NASDAQ	ALPN	Tue, May 26, 2020	3.41	3.55	3.41	3.41
735	NASDAQ	ALPN	Fri, May 22, 2020	3.33	3.40	3.32	3.39
734	NASDAQ	ALPN	Thu, May 21, 2020	3.26	3.40	3.26	3.36
733	NASDAQ	ALPN	Wed, May 20, 2020	3.40	3.40	3.28	3.37
732	NASDAQ	ALPN	Tue, May 19, 2020	3.20	3.39	3.20	3.31
731	NASDAQ	ALPN	Mon, May 18, 2020	3.40	3.40	3.03	3.15
730	NASDAQ	ALPN	Fri, May 15, 2020	3.15	3.40	3.10	3.27
729	NASDAQ	ALPN	Thu, May 14, 2020	3.20	3.31	2.96	3.05
728	NASDAQ	ALPN	Wed, May 13, 2020	3.28	3.40	3.12	3.36
727	NASDAQ	ALPN	Tue, May 12, 2020	2.92	3.40	2.58	3.39
726	NASDAQ	ALPN	Mon, May 11, 2020	2.89	3.10	2.85	2.85
725	NASDAQ	ALPN	Fri, May 8, 2020	3.09	3.09	2.77	2.99
724	NASDAQ	ALPN	Thu, May 7, 2020	3.01	3.21	2.80	2.80
723	NASDAQ	ALPN	Wed, May 6, 2020	2.90	3.10	2.90	3.10
722	NASDAQ	ALPN	Tue, May 5, 2020	2.81	3.00	2.81	3.00
721	NASDAQ	ALPN	Mon, May 4, 2020	2.88	2.88	2.80	2.80
720	NASDAQ	ALPN	Fri, May 1, 2020	2.95	2.95	2.72	2.80
719	NASDAQ	ALPN	Thu, Apr 30, 2020	3.00	3.00	2.95	2.95
718	NASDAQ	ALPN	Wed, Apr 29, 2020	2.97	3.00	2.88	3.00
717	NASDAQ	ALPN	Tue, Apr 28, 2020	3.20	3.20	2.95	2.97
716	NASDAQ	ALPN	Mon, Apr 27, 2020	3.30	3.30	2.97	3.25
715	NASDAQ	ALPN	Fri, Apr 24, 2020	3.15	3.30	3.15	3.30
714	NASDAQ	ALPN	Thu, Apr 23, 2020	2.98	3.14	2.98	3.11
713	NASDAQ	ALPN	Wed, Apr 22, 2020	3.15	3.25	2.87	3.05
712	NASDAQ	ALPN	Tue, Apr 21, 2020	3.30	3.30	3.04	3.04
711	NASDAQ	ALPN	Mon, Apr 20, 2020	2.80	3.40	2.80	3.25
710	NASDAQ	ALPN	Fri, Apr 17, 2020	3.25	3.25	3.20	3.23
709	NASDAQ	ALPN	Thu, Apr 16, 2020	3.11	3.36	2.84	3.23
708	NASDAQ	ALPN	Wed, Apr 15, 2020	2.83	3.20	2.83	3.20
707	NASDAQ	ALPN	Tue, Apr 14, 2020	2.83	3.31	2.83	3.06
706	NASDAQ	ALPN	Mon, Apr 13, 2020	2.84	3.00	2.70	2.85
705	NASDAQ	ALPN	Thu, Apr 9, 2020	2.79	2.95	2.75	2.91
704	NASDAQ	ALPN	Wed, Apr 8, 2020	2.65	2.90	2.65	2.90
703	NASDAQ	ALPN	Tue, Apr 7, 2020	2.96	2.96	2.75	2.78
702	NASDAQ	ALPN	Mon, Apr 6, 2020	2.99	2.99	2.52	2.77
701	NASDAQ	ALPN	Fri, Apr 3, 2020	2.85	2.95	2.69	2.88
700	NASDAQ	ALPN	Thu, Apr 2, 2020	2.89	2.92	2.76	2.80
699	NASDAQ	ALPN	Wed, Apr 1, 2020	2.93	3.00	2.62	2.88
698	NASDAQ	ALPN	Tue, Mar 31, 2020	3.00	3.00	2.60	2.88
697	NASDAQ	ALPN	Mon, Mar 30, 2020	2.57	2.87	2.50	2.50
696	NASDAQ	ALPN	Fri, Mar 27, 2020	2.41	2.60	2.41	2.48
695	NASDAQ	ALPN	Thu, Mar 26, 2020	2.33	2.50	2.33	2.40
694	NASDAQ	ALPN	Wed, Mar 25, 2020	2.29	2.40	2.29	2.40
693	NASDAQ	ALPN	Tue, Mar 24, 2020	2.20	2.39	2.16	2.21
692	NASDAQ	ALPN	Mon, Mar 23, 2020	2.37	2.38	2.10	2.20
691	NASDAQ	ALPN	Fri, Mar 20, 2020	2.22	2.38	2.16	2.37
690	NASDAQ	ALPN	Thu, Mar 19, 2020	2.40	2.41	2.05	2.24
689	NASDAQ	ALPN	Wed, Mar 18, 2020	2.60	2.70	2.34	2.40
688	NASDAQ	ALPN	Tue, Mar 17, 2020	2.60	2.60	2.13	2.15
687	NASDAQ	ALPN	Mon, Mar 16, 2020	2.28	2.81	2.28	2.78
686	NASDAQ	ALPN	Fri, Mar 13, 2020	2.90	2.90	2.69	2.80
685	NASDAQ	ALPN	Thu, Mar 12, 2020	2.90	2.98	2.64	2.98
684	NASDAQ	ALPN	Wed, Mar 11, 2020	2.99	3.05	2.81	2.91
683	NASDAQ	ALPN	Tue, Mar 10, 2020	3.12	3.13	3.00	3.00
682	NASDAQ	ALPN	Mon, Mar 9, 2020	3.01	3.21	3.00	3.15
681	NASDAQ	ALPN	Fri, Mar 6, 2020	3.25	3.40	3.11	3.25
680	NASDAQ	ALPN	Thu, Mar 5, 2020	3.28	3.29	3.02	3.27
679	NASDAQ	ALPN	Wed, Mar 4, 2020	3.25	3.25	3.01	3.25
678	NASDAQ	ALPN	Tue, Mar 3, 2020	3.20	3.24	3.02	3.24
677	NASDAQ	ALPN	Mon, Mar 2, 2020	3.08	3.17	3.00	3.17
676	NASDAQ	ALPN	Fri, Feb 28, 2020	3.06	3.19	2.96	3.12
675	NASDAQ	ALPN	Thu, Feb 27, 2020	3.16	3.20	3.00	3.19
674	NASDAQ	ALPN	Wed, Feb 26, 2020	3.10	3.21	3.00	3.20
673	NASDAQ	ALPN	Tue, Feb 25, 2020	3.41	3.50	3.06	3.06
672	NASDAQ	ALPN	Mon, Feb 24, 2020	3.26	3.47	3.17	3.40
671	NASDAQ	ALPN	Fri, Feb 21, 2020	3.22	3.25	3.19	3.24
670	NASDAQ	ALPN	Thu, Feb 20, 2020	3.33	3.33	3.05	3.11
669	NASDAQ	ALPN	Wed, Feb 19, 2020	3.13	3.40	3.13	3.33
668	NASDAQ	ALPN	Tue, Feb 18, 2020	3.04	3.19	3.00	3.14
667	NASDAQ	ALPN	Fri, Feb 14, 2020	2.97	3.04	2.97	3.00
666	NASDAQ	ALPN	Thu, Feb 13, 2020	3.05	3.09	2.96	2.96
665	NASDAQ	ALPN	Wed, Feb 12, 2020	3.00	3.10	2.89	3.10
664	NASDAQ	ALPN	Tue, Feb 11, 2020	2.91	3.00	2.90	3.00
663	NASDAQ	ALPN	Mon, Feb 10, 2020	2.93	3.09	2.91	2.91
662	NASDAQ	ALPN	Fri, Feb 7, 2020	3.05	3.10	2.97	3.00
661	NASDAQ	ALPN	Thu, Feb 6, 2020	2.99	3.25	2.87	3.05
660	NASDAQ	ALPN	Wed, Feb 5, 2020	3.00	3.05	2.90	2.90
659	NASDAQ	ALPN	Tue, Feb 4, 2020	3.07	3.07	2.99	3.07
658	NASDAQ	ALPN	Mon, Feb 3, 2020	3.00	3.08	2.87	2.94
657	NASDAQ	ALPN	Fri, Jan 31, 2020	3.00	3.04	2.73	3.00
656	NASDAQ	ALPN	Thu, Jan 30, 2020	3.00	3.06	2.85	2.99
655	NASDAQ	ALPN	Wed, Jan 29, 2020	3.00	3.02	2.91	2.98
654	NASDAQ	ALPN	Tue, Jan 28, 2020	2.98	3.01	2.80	2.90
653	NASDAQ	ALPN	Mon, Jan 27, 2020	3.26	3.26	2.90	2.90
652	NASDAQ	ALPN	Fri, Jan 24, 2020	3.50	3.50	3.25	3.28
651	NASDAQ	ALPN	Thu, Jan 23, 2020	3.21	3.48	3.17	3.23
650	NASDAQ	ALPN	Wed, Jan 22, 2020	3.63	3.63	3.10	3.10
649	NASDAQ	ALPN	Tue, Jan 21, 2020	3.56	3.65	3.43	3.63
648	NASDAQ	ALPN	Fri, Jan 17, 2020	3.83	3.86	3.37	3.37
647	NASDAQ	ALPN	Thu, Jan 16, 2020	4.16	4.16	3.73	3.80
646	NASDAQ	ALPN	Wed, Jan 15, 2020	4.26	4.26	4.11	4.15
645	NASDAQ	ALPN	Tue, Jan 14, 2020	4.10	4.30	4.05	4.25
644	NASDAQ	ALPN	Mon, Jan 13, 2020	3.74	4.48	3.72	4.41
643	NASDAQ	ALPN	Fri, Jan 10, 2020	3.78	3.80	3.78	3.80
642	NASDAQ	ALPN	Thu, Jan 9, 2020	3.85	3.88	3.73	3.88
641	NASDAQ	ALPN	Wed, Jan 8, 2020	3.70	3.87	3.70	3.76
640	NASDAQ	ALPN	Tue, Jan 7, 2020	3.70	3.80	3.59	3.80
639	NASDAQ	ALPN	Mon, Jan 6, 2020	3.88	3.88	3.48	3.53
638	NASDAQ	ALPN	Fri, Jan 3, 2020	3.80	3.89	3.78	3.89
637	NASDAQ	ALPN	Thu, Jan 2, 2020	3.98	3.98	3.52	3.62
636	NASDAQ	ALPN	Tue, Dec 31, 2019	3.80	3.91	3.80	3.84
635	NASDAQ	ALPN	Mon, Dec 30, 2019	3.93	3.97	3.81	3.82
634	NASDAQ	ALPN	Fri, Dec 27, 2019	3.60	3.87	3.53	3.87
633	NASDAQ	ALPN	Thu, Dec 26, 2019	3.56	3.81	3.44	3.60
632	NASDAQ	ALPN	Tue, Dec 24, 2019	3.63	3.82	3.48	3.68
631	NASDAQ	ALPN	Mon, Dec 23, 2019	3.55	3.81	3.42	3.64
630	NASDAQ	ALPN	Fri, Dec 20, 2019	3.64	3.75	3.63	3.67
629	NASDAQ	ALPN	Thu, Dec 19, 2019	3.53	3.58	3.53	3.55
628	NASDAQ	ALPN	Wed, Dec 18, 2019	3.38	3.64	3.38	3.63
627	NASDAQ	ALPN	Tue, Dec 17, 2019	3.50	3.66	3.20	3.44
626	NASDAQ	ALPN	Mon, Dec 16, 2019	3.59	3.70	3.38	3.63
625	NASDAQ	ALPN	Fri, Dec 13, 2019	3.50	3.72	3.50	3.68
624	NASDAQ	ALPN	Thu, Dec 12, 2019	3.55	3.84	3.55	3.68
623	NASDAQ	ALPN	Wed, Dec 11, 2019	3.90	3.95	3.57	3.61
622	NASDAQ	ALPN	Tue, Dec 10, 2019	3.35	3.82	3.16	3.82
621	NASDAQ	ALPN	Mon, Dec 9, 2019	3.21	3.60	3.19	3.25
620	NASDAQ	ALPN	Fri, Dec 6, 2019	2.88	3.12	2.88	3.07
619	NASDAQ	ALPN	Thu, Dec 5, 2019	2.93	2.97	2.83	2.97
618	NASDAQ	ALPN	Wed, Dec 4, 2019	2.99	3.09	2.90	2.99
617	NASDAQ	ALPN	Tue, Dec 3, 2019	2.88	3.00	2.88	3.00
616	NASDAQ	ALPN	Mon, Dec 2, 2019	3.10	3.10	2.87	3.01
615	NASDAQ	ALPN	Fri, Nov 29, 2019	3.07	3.24	2.95	3.03
614	NASDAQ	ALPN	Wed, Nov 27, 2019	2.91	3.00	2.90	3.00
613	NASDAQ	ALPN	Tue, Nov 26, 2019	2.94	3.00	2.85	2.90
612	NASDAQ	ALPN	Mon, Nov 25, 2019	3.00	3.00	2.80	2.90
611	NASDAQ	ALPN	Fri, Nov 22, 2019	3.00	3.00	2.80	2.80
610	NASDAQ	ALPN	Thu, Nov 21, 2019	2.87	3.10	2.79	3.05
609	NASDAQ	ALPN	Wed, Nov 20, 2019	2.58	2.83	2.58	2.75
608	NASDAQ	ALPN	Tue, Nov 19, 2019	2.66	2.74	2.60	2.60
607	NASDAQ	ALPN	Mon, Nov 18, 2019	2.55	2.67	2.44	2.66
606	NASDAQ	ALPN	Fri, Nov 15, 2019	2.34	2.67	2.33	2.60
605	NASDAQ	ALPN	Thu, Nov 14, 2019	2.55	2.74	2.50	2.72
604	NASDAQ	ALPN	Wed, Nov 13, 2019	2.53	2.78	2.25	2.50
603	NASDAQ	ALPN	Tue, Nov 12, 2019	2.75	2.83	2.45	2.45
602	NASDAQ	ALPN	Mon, Nov 11, 2019	2.80	2.93	2.76	2.87
601	NASDAQ	ALPN	Fri, Nov 8, 2019	2.80	2.90	2.69	2.85
600	NASDAQ	ALPN	Thu, Nov 7, 2019	2.87	2.93	2.81	2.81
599	NASDAQ	ALPN	Wed, Nov 6, 2019	3.20	3.28	2.72	2.83
598	NASDAQ	ALPN	Tue, Nov 5, 2019	3.28	3.30	3.13	3.24
597	NASDAQ	ALPN	Mon, Nov 4, 2019	3.25	3.38	3.24	3.26
596	NASDAQ	ALPN	Fri, Nov 1, 2019	3.37	3.57	3.12	3.17
595	NASDAQ	ALPN	Thu, Oct 31, 2019	3.15	3.38	3.15	3.34
594	NASDAQ	ALPN	Wed, Oct 30, 2019	3.25	3.38	3.25	3.28
593	NASDAQ	ALPN	Tue, Oct 29, 2019	3.05	3.42	3.05	3.24
592	NASDAQ	ALPN	Mon, Oct 28, 2019	2.93	3.42	2.91	3.00
591	NASDAQ	ALPN	Fri, Oct 25, 2019	2.80	3.05	2.70	2.82
590	NASDAQ	ALPN	Thu, Oct 24, 2019	2.96	2.96	2.77	2.87
589	NASDAQ	ALPN	Wed, Oct 23, 2019	2.80	2.99	2.80	2.97
588	NASDAQ	ALPN	Tue, Oct 22, 2019	2.87	2.92	2.82	2.82
587	NASDAQ	ALPN	Mon, Oct 21, 2019	2.70	2.87	2.58	2.70
586	NASDAQ	ALPN	Fri, Oct 18, 2019	2.74	2.85	2.59	2.69
585	NASDAQ	ALPN	Thu, Oct 17, 2019	2.75	2.80	2.51	2.70
584	NASDAQ	ALPN	Wed, Oct 16, 2019	2.84	2.99	2.73	2.79
583	NASDAQ	ALPN	Tue, Oct 15, 2019	2.79	3.07	2.77	2.91
582	NASDAQ	ALPN	Mon, Oct 14, 2019	2.95	3.00	2.90	3.00
581	NASDAQ	ALPN	Fri, Oct 11, 2019	2.74	2.91	2.73	2.91
580	NASDAQ	ALPN	Thu, Oct 10, 2019	2.86	2.91	2.71	2.71
579	NASDAQ	ALPN	Wed, Oct 9, 2019	2.90	2.98	2.73	2.94
578	NASDAQ	ALPN	Tue, Oct 8, 2019	2.90	2.98	2.68	2.85
577	NASDAQ	ALPN	Mon, Oct 7, 2019	3.02	3.19	2.91	3.05
576	NASDAQ	ALPN	Fri, Oct 4, 2019	3.31	3.46	3.02	3.02
575	NASDAQ	ALPN	Thu, Oct 3, 2019	3.33	3.52	3.11	3.31
574	NASDAQ	ALPN	Wed, Oct 2, 2019	3.66	3.94	3.28	3.47
573	NASDAQ	ALPN	Tue, Oct 1, 2019	3.89	3.91	3.69	3.69
572	NASDAQ	ALPN	Mon, Sep 30, 2019	3.95	4.08	3.93	3.96
571	NASDAQ	ALPN	Fri, Sep 27, 2019	3.99	4.10	3.92	3.98
570	NASDAQ	ALPN	Thu, Sep 26, 2019	4.11	4.28	3.92	3.92
569	NASDAQ	ALPN	Wed, Sep 25, 2019	4.25	4.37	4.08	4.08
568	NASDAQ	ALPN	Tue, Sep 24, 2019	4.34	4.56	4.28	4.28
567	NASDAQ	ALPN	Mon, Sep 23, 2019	4.28	4.62	4.24	4.45
566	NASDAQ	ALPN	Fri, Sep 20, 2019	4.30	4.35	4.15	4.35
565	NASDAQ	ALPN	Thu, Sep 19, 2019	4.20	4.49	4.15	4.16
564	NASDAQ	ALPN	Wed, Sep 18, 2019	4.25	4.60	4.25	4.35
563	NASDAQ	ALPN	Tue, Sep 17, 2019	4.21	4.40	3.98	4.16
562	NASDAQ	ALPN	Mon, Sep 16, 2019	3.92	4.29	3.92	4.24
561	NASDAQ	ALPN	Fri, Sep 13, 2019	4.80	5.12	3.70	3.84
560	NASDAQ	ALPN	Thu, Sep 12, 2019	4.70	5.34	4.70	4.77
559	NASDAQ	ALPN	Wed, Sep 11, 2019	4.66	4.88	4.66	4.87
558	NASDAQ	ALPN	Tue, Sep 10, 2019	4.70	4.85	4.47	4.85
557	NASDAQ	ALPN	Mon, Sep 9, 2019	4.86	4.88	4.70	4.70
556	NASDAQ	ALPN	Fri, Sep 6, 2019	4.35	4.90	4.34	4.90
555	NASDAQ	ALPN	Thu, Sep 5, 2019	4.88	4.90	4.32	4.32
554	NASDAQ	ALPN	Wed, Sep 4, 2019	4.57	4.79	4.46	4.60
553	NASDAQ	ALPN	Tue, Sep 3, 2019	4.55	4.90	4.50	4.50
552	NASDAQ	ALPN	Fri, Aug 30, 2019	4.28	4.58	4.18	4.18
551	NASDAQ	ALPN	Thu, Aug 29, 2019	4.60	4.60	4.10	4.12
550	NASDAQ	ALPN	Wed, Aug 28, 2019	3.99	4.64	3.99	4.64
549	NASDAQ	ALPN	Tue, Aug 27, 2019	3.95	4.79	3.91	4.70
548	NASDAQ	ALPN	Mon, Aug 26, 2019	4.75	4.86	4.35	4.50
547	NASDAQ	ALPN	Fri, Aug 23, 2019	5.00	5.00	4.50	5.00
546	NASDAQ	ALPN	Thu, Aug 22, 2019	4.86	4.88	4.61	4.61
545	NASDAQ	ALPN	Wed, Aug 21, 2019	4.50	4.90	4.40	4.80
544	NASDAQ	ALPN	Tue, Aug 20, 2019	4.79	4.87	4.69	4.79
543	NASDAQ	ALPN	Mon, Aug 19, 2019	4.61	5.20	3.83	4.79
542	NASDAQ	ALPN	Fri, Aug 16, 2019	3.90	4.95	3.84	4.74
541	NASDAQ	ALPN	Thu, Aug 15, 2019	3.64	3.82	3.51	3.82
540	NASDAQ	ALPN	Wed, Aug 14, 2019	3.67	3.69	3.50	3.50
539	NASDAQ	ALPN	Tue, Aug 13, 2019	3.65	3.78	3.52	3.56
538	NASDAQ	ALPN	Mon, Aug 12, 2019	3.54	3.78	3.52	3.52
537	NASDAQ	ALPN	Fri, Aug 9, 2019	3.57	3.57	3.52	3.52
536	NASDAQ	ALPN	Thu, Aug 8, 2019	3.65	3.85	3.54	3.60
535	NASDAQ	ALPN	Wed, Aug 7, 2019	3.75	3.79	3.45	3.79
534	NASDAQ	ALPN	Tue, Aug 6, 2019	4.05	4.05	3.41	3.61
533	NASDAQ	ALPN	Mon, Aug 5, 2019	4.03	4.27	3.82	3.90
532	NASDAQ	ALPN	Fri, Aug 2, 2019	4.25	4.30	4.01	4.01
531	NASDAQ	ALPN	Thu, Aug 1, 2019	4.39	4.47	4.15	4.15
530	NASDAQ	ALPN	Wed, Jul 31, 2019	4.68	4.68	4.24	4.24
529	NASDAQ	ALPN	Tue, Jul 30, 2019	4.24	4.55	4.19	4.41
528	NASDAQ	ALPN	Mon, Jul 29, 2019	4.55	4.70	4.29	4.39
527	NASDAQ	ALPN	Fri, Jul 26, 2019	4.50	4.69	4.50	4.67
526	NASDAQ	ALPN	Thu, Jul 25, 2019	4.56	4.87	4.01	4.01
525	NASDAQ	ALPN	Wed, Jul 24, 2019	4.38	4.53	4.26	4.53
524	NASDAQ	ALPN	Tue, Jul 23, 2019	4.62	4.96	4.50	4.50
523	NASDAQ	ALPN	Mon, Jul 22, 2019	4.76	4.87	4.50	4.56
522	NASDAQ	ALPN	Fri, Jul 19, 2019	4.60	5.35	4.59	4.72
521	NASDAQ	ALPN	Thu, Jul 18, 2019	4.20	4.60	4.14	4.60
520	NASDAQ	ALPN	Wed, Jul 17, 2019	4.15	4.24	4.05	4.05
519	NASDAQ	ALPN	Tue, Jul 16, 2019	4.23	4.25	4.06	4.10
518	NASDAQ	ALPN	Mon, Jul 15, 2019	4.23	4.23	4.10	4.21
517	NASDAQ	ALPN	Fri, Jul 12, 2019	4.22	4.25	4.20	4.20
516	NASDAQ	ALPN	Thu, Jul 11, 2019	4.20	4.27	4.20	4.27
515	NASDAQ	ALPN	Wed, Jul 10, 2019	4.30	4.30	4.21	4.24
514	NASDAQ	ALPN	Tue, Jul 9, 2019	4.33	4.36	4.20	4.30
513	NASDAQ	ALPN	Mon, Jul 8, 2019	4.22	4.29	4.20	4.27
512	NASDAQ	ALPN	Fri, Jul 5, 2019	4.30	4.41	4.29	4.30
511	NASDAQ	ALPN	Wed, Jul 3, 2019	4.40	4.40	4.30	4.30
510	NASDAQ	ALPN	Tue, Jul 2, 2019	4.24	4.45	4.24	4.45
509	NASDAQ	ALPN	Mon, Jul 1, 2019	4.34	4.49	4.05	4.20
508	NASDAQ	ALPN	Fri, Jun 28, 2019	4.46	4.50	4.21	4.21
507	NASDAQ	ALPN	Thu, Jun 27, 2019	4.39	4.50	4.39	4.50
506	NASDAQ	ALPN	Wed, Jun 26, 2019	4.50	4.50	4.42	4.42
505	NASDAQ	ALPN	Tue, Jun 25, 2019	4.50	4.50	4.50	4.50
504	NASDAQ	ALPN	Mon, Jun 24, 2019	4.48	4.50	4.21	4.50
503	NASDAQ	ALPN	Fri, Jun 21, 2019	4.49	4.50	4.36	4.42
502	NASDAQ	ALPN	Thu, Jun 20, 2019	4.43	4.49	4.36	4.49
501	NASDAQ	ALPN	Wed, Jun 19, 2019	4.42	4.50	4.42	4.50
500	NASDAQ	ALPN	Tue, Jun 18, 2019	4.50	4.50	4.27	4.37
499	NASDAQ	ALPN	Mon, Jun 17, 2019	4.27	4.50	4.27	4.50
498	NASDAQ	ALPN	Fri, Jun 14, 2019	4.38	4.44	4.21	4.30
497	NASDAQ	ALPN	Thu, Jun 13, 2019	4.25	4.25	4.09	4.09
496	NASDAQ	ALPN	Wed, Jun 12, 2019	4.32	4.32	4.17	4.26
495	NASDAQ	ALPN	Tue, Jun 11, 2019	4.16	4.44	4.15	4.37
494	NASDAQ	ALPN	Mon, Jun 10, 2019	4.20	4.48	4.20	4.35
493	NASDAQ	ALPN	Fri, Jun 7, 2019	4.21	4.21	3.83	4.08
492	NASDAQ	ALPN	Thu, Jun 6, 2019	4.34	4.51	4.15	4.15
491	NASDAQ	ALPN	Wed, Jun 5, 2019	4.55	4.55	4.38	4.40
490	NASDAQ	ALPN	Tue, Jun 4, 2019	4.83	4.83	4.46	4.53
489	NASDAQ	ALPN	Mon, Jun 3, 2019	4.95	4.95	4.50	4.69
488	NASDAQ	ALPN	Fri, May 31, 2019	4.89	4.96	4.50	4.94
487	NASDAQ	ALPN	Thu, May 30, 2019	4.87	5.00	4.87	4.99
486	NASDAQ	ALPN	Wed, May 29, 2019	4.74	4.98	4.64	4.94
485	NASDAQ	ALPN	Tue, May 28, 2019	4.59	4.94	4.39	4.74
484	NASDAQ	ALPN	Fri, May 24, 2019	5.62	5.62	4.38	4.80
483	NASDAQ	ALPN	Thu, May 23, 2019	5.69	5.73	5.50	5.68
482	NASDAQ	ALPN	Wed, May 22, 2019	5.65	5.78	5.61	5.72
481	NASDAQ	ALPN	Tue, May 21, 2019	5.66	5.78	5.60	5.65
480	NASDAQ	ALPN	Mon, May 20, 2019	5.92	5.93	5.75	5.75
479	NASDAQ	ALPN	Fri, May 17, 2019	5.53	5.95	5.53	5.95
478	NASDAQ	ALPN	Thu, May 16, 2019	5.80	5.80	5.54	5.54
477	NASDAQ	ALPN	Wed, May 15, 2019	5.27	5.89	5.27	5.84
476	NASDAQ	ALPN	Tue, May 14, 2019	5.82	5.93	5.44	5.47
475	NASDAQ	ALPN	Mon, May 13, 2019	5.94	6.00	5.28	5.90
474	NASDAQ	ALPN	Fri, May 10, 2019	6.32	6.32	6.08	6.08
473	NASDAQ	ALPN	Thu, May 9, 2019	6.12	6.34	6.10	6.23
472	NASDAQ	ALPN	Wed, May 8, 2019	6.32	6.40	6.32	6.36
471	NASDAQ	ALPN	Tue, May 7, 2019	6.29	6.40	6.29	6.40
470	NASDAQ	ALPN	Mon, May 6, 2019	6.30	6.49	6.24	6.43
469	NASDAQ	ALPN	Fri, May 3, 2019	6.27	6.35	6.10	6.24
468	NASDAQ	ALPN	Thu, May 2, 2019	6.53	6.53	6.11	6.32
467	NASDAQ	ALPN	Wed, May 1, 2019	6.36	6.45	6.36	6.40
466	NASDAQ	ALPN	Tue, Apr 30, 2019	6.65	6.65	6.36	6.36
465	NASDAQ	ALPN	Mon, Apr 29, 2019	6.55	6.57	6.36	6.47
464	NASDAQ	ALPN	Fri, Apr 26, 2019	6.81	6.81	6.46	6.49
463	NASDAQ	ALPN	Thu, Apr 25, 2019	6.74	6.75	6.50	6.57
462	NASDAQ	ALPN	Wed, Apr 24, 2019	6.87	7.02	6.50	6.50
461	NASDAQ	ALPN	Tue, Apr 23, 2019	7.11	7.17	6.50	6.75
460	NASDAQ	ALPN	Mon, Apr 22, 2019	7.50	7.50	7.14	7.20
459	NASDAQ	ALPN	Thu, Apr 18, 2019	6.95	7.59	6.90	7.59
458	NASDAQ	ALPN	Wed, Apr 17, 2019	7.25	7.45	7.09	7.27
457	NASDAQ	ALPN	Tue, Apr 16, 2019	7.48	7.63	7.40	7.40
456	NASDAQ	ALPN	Mon, Apr 15, 2019	7.66	7.66	7.41	7.52
455	NASDAQ	ALPN	Fri, Apr 12, 2019	7.50	7.90	7.40	7.45
454	NASDAQ	ALPN	Thu, Apr 11, 2019	7.50	7.64	7.37	7.50
453	NASDAQ	ALPN	Wed, Apr 10, 2019	8.24	8.24	7.27	7.46
452	NASDAQ	ALPN	Tue, Apr 9, 2019	7.75	7.75	7.50	7.55
451	NASDAQ	ALPN	Mon, Apr 8, 2019	7.74	7.75	7.60	7.75
450	NASDAQ	ALPN	Fri, Apr 5, 2019	7.75	8.16	7.56	7.70
449	NASDAQ	ALPN	Thu, Apr 4, 2019	7.25	7.69	7.25	7.64
448	NASDAQ	ALPN	Wed, Apr 3, 2019	6.89	7.35	6.89	7.14
447	NASDAQ	ALPN	Tue, Apr 2, 2019	6.82	6.97	6.77	6.77
446	NASDAQ	ALPN	Mon, Apr 1, 2019	6.99	7.00	6.64	6.79
445	NASDAQ	ALPN	Fri, Mar 29, 2019	6.97	7.10	6.79	6.86
444	NASDAQ	ALPN	Thu, Mar 28, 2019	6.94	6.96	6.90	6.93
443	NASDAQ	ALPN	Wed, Mar 27, 2019	6.96	6.96	6.75	6.89
442	NASDAQ	ALPN	Tue, Mar 26, 2019	6.75	6.94	6.75	6.75
441	NASDAQ	ALPN	Mon, Mar 25, 2019	6.80	6.94	6.64	6.79
440	NASDAQ	ALPN	Fri, Mar 22, 2019	7.17	7.17	6.80	6.85
439	NASDAQ	ALPN	Thu, Mar 21, 2019	7.00	7.25	6.80	6.82
438	NASDAQ	ALPN	Wed, Mar 20, 2019	7.05	7.17	7.01	7.01
437	NASDAQ	ALPN	Tue, Mar 19, 2019	7.29	7.29	6.61	6.84
436	NASDAQ	ALPN	Mon, Mar 18, 2019	6.98	7.45	6.98	7.19
435	NASDAQ	ALPN	Fri, Mar 15, 2019	6.85	7.07	6.67	6.88
434	NASDAQ	ALPN	Thu, Mar 14, 2019	7.03	7.12	6.77	6.77
433	NASDAQ	ALPN	Wed, Mar 13, 2019	7.00	7.20	6.99	7.10
432	NASDAQ	ALPN	Tue, Mar 12, 2019	7.13	7.39	6.82	6.92
431	NASDAQ	ALPN	Mon, Mar 11, 2019	6.59	7.10	6.59	7.10
430	NASDAQ	ALPN	Fri, Mar 8, 2019	6.62	6.76	6.45	6.57
429	NASDAQ	ALPN	Thu, Mar 7, 2019	6.47	7.01	6.41	6.64
428	NASDAQ	ALPN	Wed, Mar 6, 2019	6.76	7.00	6.46	6.75
427	NASDAQ	ALPN	Tue, Mar 5, 2019	6.89	6.92	6.71	6.81
426	NASDAQ	ALPN	Mon, Mar 4, 2019	7.07	7.07	6.65	6.95
425	NASDAQ	ALPN	Fri, Mar 1, 2019	6.91	6.92	6.66	6.68
424	NASDAQ	ALPN	Thu, Feb 28, 2019	6.97	6.97	6.65	6.76
423	NASDAQ	ALPN	Wed, Feb 27, 2019	6.20	7.00	6.19	6.96
422	NASDAQ	ALPN	Tue, Feb 26, 2019	6.58	6.90	6.20	6.36
421	NASDAQ	ALPN	Mon, Feb 25, 2019	6.74	6.83	6.25	6.55
420	NASDAQ	ALPN	Fri, Feb 22, 2019	6.12	6.76	6.01	6.64
419	NASDAQ	ALPN	Thu, Feb 21, 2019	5.95	6.00	5.93	6.00
418	NASDAQ	ALPN	Wed, Feb 20, 2019	5.92	6.00	5.90	6.00
417	NASDAQ	ALPN	Tue, Feb 19, 2019	5.79	6.00	5.64	5.94
416	NASDAQ	ALPN	Fri, Feb 15, 2019	5.76	5.77	5.60	5.77
415	NASDAQ	ALPN	Thu, Feb 14, 2019	5.60	5.78	5.53	5.53
414	NASDAQ	ALPN	Wed, Feb 13, 2019	5.81	5.81	5.55	5.59
413	NASDAQ	ALPN	Tue, Feb 12, 2019	5.89	6.00	5.63	5.65
412	NASDAQ	ALPN	Mon, Feb 11, 2019	5.71	6.00	5.61	5.74
411	NASDAQ	ALPN	Fri, Feb 8, 2019	6.35	6.35	5.41	5.50
410	NASDAQ	ALPN	Thu, Feb 7, 2019	6.48	6.72	6.43	6.48
409	NASDAQ	ALPN	Wed, Feb 6, 2019	6.74	6.74	6.42	6.51
408	NASDAQ	ALPN	Tue, Feb 5, 2019	6.26	6.73	6.20	6.28
407	NASDAQ	ALPN	Mon, Feb 4, 2019	6.40	6.88	6.39	6.39
406	NASDAQ	ALPN	Fri, Feb 1, 2019	6.41	6.55	6.41	6.41
405	NASDAQ	ALPN	Thu, Jan 31, 2019	6.70	7.05	6.09	6.40
404	NASDAQ	ALPN	Wed, Jan 30, 2019	7.02	7.18	6.57	6.65
403	NASDAQ	ALPN	Tue, Jan 29, 2019	7.00	7.16	6.98	7.05
402	NASDAQ	ALPN	Mon, Jan 28, 2019	6.81	7.05	6.75	6.90
401	NASDAQ	ALPN	Fri, Jan 25, 2019	7.28	7.38	6.79	7.02
400	NASDAQ	ALPN	Thu, Jan 24, 2019	6.22	7.23	6.18	7.10
399	NASDAQ	ALPN	Wed, Jan 23, 2019	6.20	6.24	5.97	6.20
398	NASDAQ	ALPN	Tue, Jan 22, 2019	5.70	5.70	5.40	5.40
397	NASDAQ	ALPN	Fri, Jan 18, 2019	5.40	5.91	5.40	5.70
396	NASDAQ	ALPN	Thu, Jan 17, 2019	5.68	5.68	5.10	5.40
395	NASDAQ	ALPN	Wed, Jan 16, 2019	5.99	6.04	5.75	5.75
394	NASDAQ	ALPN	Tue, Jan 15, 2019	5.69	6.00	5.43	5.93
393	NASDAQ	ALPN	Mon, Jan 14, 2019	5.27	5.80	5.27	5.65
392	NASDAQ	ALPN	Fri, Jan 11, 2019	5.09	5.30	5.09	5.25
391	NASDAQ	ALPN	Thu, Jan 10, 2019	5.10	5.10	4.93	4.98
390	NASDAQ	ALPN	Wed, Jan 9, 2019	4.94	4.95	4.78	4.78
389	NASDAQ	ALPN	Tue, Jan 8, 2019	4.94	4.94	4.74	4.89
388	NASDAQ	ALPN	Mon, Jan 7, 2019	4.84	4.96	4.82	4.82
387	NASDAQ	ALPN	Fri, Jan 4, 2019	4.43	4.67	4.33	4.67
386	NASDAQ	ALPN	Thu, Jan 3, 2019	4.09	4.50	4.09	4.40
385	NASDAQ	ALPN	Wed, Jan 2, 2019	3.66	4.09	3.66	4.09
384	NASDAQ	ALPN	Mon, Dec 31, 2018	3.91	4.00	3.66	3.68
383	NASDAQ	ALPN	Fri, Dec 28, 2018	3.96	4.06	3.91	3.91
382	NASDAQ	ALPN	Thu, Dec 27, 2018	4.05	4.16	3.95	3.96
381	NASDAQ	ALPN	Wed, Dec 26, 2018	4.07	4.36	4.07	4.10
380	NASDAQ	ALPN	Mon, Dec 24, 2018	4.30	4.34	4.19	4.19
379	NASDAQ	ALPN	Fri, Dec 21, 2018	4.70	4.95	4.35	4.95
378	NASDAQ	ALPN	Thu, Dec 20, 2018	4.63	4.86	4.40	4.75
377	NASDAQ	ALPN	Wed, Dec 19, 2018	4.65	4.69	4.38	4.59
376	NASDAQ	ALPN	Tue, Dec 18, 2018	4.81	4.82	4.65	4.65
375	NASDAQ	ALPN	Mon, Dec 17, 2018	4.82	4.88	4.63	4.84
374	NASDAQ	ALPN	Fri, Dec 14, 2018	4.75	5.05	4.71	4.80
373	NASDAQ	ALPN	Thu, Dec 13, 2018	5.02	5.03	4.77	4.82
372	NASDAQ	ALPN	Wed, Dec 12, 2018	5.08	5.08	4.75	4.80
371	NASDAQ	ALPN	Tue, Dec 11, 2018	4.81	5.13	4.81	4.91
370	NASDAQ	ALPN	Mon, Dec 10, 2018	4.78	4.88	4.73	4.80
369	NASDAQ	ALPN	Fri, Dec 7, 2018	4.80	4.90	4.79	4.79
368	NASDAQ	ALPN	Thu, Dec 6, 2018	4.75	4.87	4.75	4.80
367	NASDAQ	ALPN	Tue, Dec 4, 2018	4.73	4.81	4.71	4.80
366	NASDAQ	ALPN	Mon, Dec 3, 2018	4.80	4.90	4.76	4.80
365	NASDAQ	ALPN	Fri, Nov 30, 2018	4.80	4.89	4.80	4.80
364	NASDAQ	ALPN	Thu, Nov 29, 2018	4.76	4.85	4.76	4.83
363	NASDAQ	ALPN	Wed, Nov 28, 2018	4.97	4.97	4.80	4.84
362	NASDAQ	ALPN	Tue, Nov 27, 2018	4.75	4.86	4.72	4.86
361	NASDAQ	ALPN	Mon, Nov 26, 2018	4.75	4.97	4.69	4.69
360	NASDAQ	ALPN	Fri, Nov 23, 2018	4.84	4.85	4.76	4.78
359	NASDAQ	ALPN	Wed, Nov 21, 2018	4.76	5.20	4.51	4.90
358	NASDAQ	ALPN	Tue, Nov 20, 2018	4.95	4.95	4.53	4.78
357	NASDAQ	ALPN	Mon, Nov 19, 2018	5.27	5.27	4.96	5.04
356	NASDAQ	ALPN	Fri, Nov 16, 2018	5.21	5.30	5.12	5.26
355	NASDAQ	ALPN	Thu, Nov 15, 2018	5.18	5.20	5.06	5.14
354	NASDAQ	ALPN	Wed, Nov 14, 2018	5.15	5.20	5.15	5.17
353	NASDAQ	ALPN	Tue, Nov 13, 2018	5.19	5.27	4.86	5.14
352	NASDAQ	ALPN	Mon, Nov 12, 2018	4.98	5.27	4.81	5.18
351	NASDAQ	ALPN	Fri, Nov 9, 2018	4.80	4.90	4.80	4.80
350	NASDAQ	ALPN	Thu, Nov 8, 2018	4.95	4.95	4.74	4.81
349	NASDAQ	ALPN	Wed, Nov 7, 2018	4.83	4.93	4.74	4.82
348	NASDAQ	ALPN	Tue, Nov 6, 2018	4.73	5.04	4.73	4.76
347	NASDAQ	ALPN	Mon, Nov 5, 2018	5.21	5.24	4.72	4.72
346	NASDAQ	ALPN	Fri, Nov 2, 2018	4.99	5.12	4.62	4.77
345	NASDAQ	ALPN	Thu, Nov 1, 2018	4.69	5.00	4.69	5.00
344	NASDAQ	ALPN	Wed, Oct 31, 2018	4.72	4.82	4.61	4.63
343	NASDAQ	ALPN	Tue, Oct 30, 2018	4.80	4.94	4.61	4.63
342	NASDAQ	ALPN	Mon, Oct 29, 2018	4.79	4.98	4.79	4.81
341	NASDAQ	ALPN	Fri, Oct 26, 2018	4.94	4.99	4.85	4.97
340	NASDAQ	ALPN	Thu, Oct 25, 2018	4.84	4.98	4.80	4.90
339	NASDAQ	ALPN	Wed, Oct 24, 2018	4.90	4.90	4.80	4.84
338	NASDAQ	ALPN	Tue, Oct 23, 2018	5.02	5.05	4.78	4.91
337	NASDAQ	ALPN	Mon, Oct 22, 2018	5.01	5.88	5.00	5.14
336	NASDAQ	ALPN	Fri, Oct 19, 2018	5.29	5.29	5.01	5.01
335	NASDAQ	ALPN	Thu, Oct 18, 2018	5.21	5.35	5.18	5.20
334	NASDAQ	ALPN	Wed, Oct 17, 2018	5.19	5.34	5.12	5.25
333	NASDAQ	ALPN	Tue, Oct 16, 2018	5.02	5.35	4.96	5.20
332	NASDAQ	ALPN	Mon, Oct 15, 2018	5.06	5.10	4.96	5.09
331	NASDAQ	ALPN	Fri, Oct 12, 2018	5.05	5.35	4.96	5.00
330	NASDAQ	ALPN	Thu, Oct 11, 2018	5.30	5.39	4.96	5.00
329	NASDAQ	ALPN	Wed, Oct 10, 2018	5.33	5.66	5.27	5.31
328	NASDAQ	ALPN	Tue, Oct 9, 2018	6.00	6.00	4.89	5.25
327	NASDAQ	ALPN	Mon, Oct 8, 2018	5.90	6.00	5.75	5.93
326	NASDAQ	ALPN	Fri, Oct 5, 2018	5.84	6.03	5.75	5.93
325	NASDAQ	ALPN	Thu, Oct 4, 2018	5.98	6.07	5.65	5.82
324	NASDAQ	ALPN	Wed, Oct 3, 2018	5.93	6.12	5.93	5.99
323	NASDAQ	ALPN	Tue, Oct 2, 2018	6.02	6.12	5.55	6.07
322	NASDAQ	ALPN	Mon, Oct 1, 2018	6.40	6.79	5.85	5.86
321	NASDAQ	ALPN	Fri, Sep 28, 2018	6.42	6.50	6.30	6.33
320	NASDAQ	ALPN	Thu, Sep 27, 2018	6.50	6.68	6.42	6.45
319	NASDAQ	ALPN	Wed, Sep 26, 2018	6.46	6.46	6.35	6.35
318	NASDAQ	ALPN	Tue, Sep 25, 2018	6.44	6.50	6.36	6.39
317	NASDAQ	ALPN	Mon, Sep 24, 2018	6.18	6.50	6.18	6.50
316	NASDAQ	ALPN	Fri, Sep 21, 2018	6.42	6.50	6.18	6.18
315	NASDAQ	ALPN	Thu, Sep 20, 2018	6.27	6.50	6.27	6.45
314	NASDAQ	ALPN	Wed, Sep 19, 2018	6.50	6.61	6.40	6.45
313	NASDAQ	ALPN	Tue, Sep 18, 2018	6.17	6.48	6.16	6.48
312	NASDAQ	ALPN	Mon, Sep 17, 2018	6.11	6.25	6.10	6.11
311	NASDAQ	ALPN	Fri, Sep 14, 2018	6.29	6.35	6.00	6.20
310	NASDAQ	ALPN	Thu, Sep 13, 2018	6.44	6.54	6.24	6.24
309	NASDAQ	ALPN	Wed, Sep 12, 2018	6.01	6.49	6.01	6.49
308	NASDAQ	ALPN	Tue, Sep 11, 2018	6.58	6.69	6.03	6.06
307	NASDAQ	ALPN	Mon, Sep 10, 2018	6.68	6.70	6.50	6.59
306	NASDAQ	ALPN	Fri, Sep 7, 2018	6.70	6.70	6.42	6.69
305	NASDAQ	ALPN	Thu, Sep 6, 2018	6.44	6.70	6.31	6.70
304	NASDAQ	ALPN	Wed, Sep 5, 2018	6.29	6.55	6.22	6.40
303	NASDAQ	ALPN	Tue, Sep 4, 2018	6.70	6.70	6.25	6.30
302	NASDAQ	ALPN	Fri, Aug 31, 2018	6.20	6.84	6.20	6.72
301	NASDAQ	ALPN	Thu, Aug 30, 2018	6.34	6.34	6.21	6.21
300	NASDAQ	ALPN	Wed, Aug 29, 2018	6.35	6.35	6.24	6.33
299	NASDAQ	ALPN	Tue, Aug 28, 2018	6.21	6.35	6.15	6.35
298	NASDAQ	ALPN	Mon, Aug 27, 2018	6.32	6.37	6.15	6.16
297	NASDAQ	ALPN	Fri, Aug 24, 2018	6.17	6.32	6.16	6.32
296	NASDAQ	ALPN	Thu, Aug 23, 2018	6.08	6.25	5.89	6.09
295	NASDAQ	ALPN	Wed, Aug 22, 2018	5.70	6.08	5.70	6.08
294	NASDAQ	ALPN	Tue, Aug 21, 2018	5.65	5.99	5.56	5.70
293	NASDAQ	ALPN	Mon, Aug 20, 2018	5.71	5.79	5.28	5.68
292	NASDAQ	ALPN	Fri, Aug 17, 2018	6.65	6.65	5.70	5.78
291	NASDAQ	ALPN	Thu, Aug 16, 2018	6.53	6.58	6.50	6.50
290	NASDAQ	ALPN	Wed, Aug 15, 2018	6.88	6.88	6.46	6.52
289	NASDAQ	ALPN	Tue, Aug 14, 2018	7.04	7.28	6.84	6.85
288	NASDAQ	ALPN	Mon, Aug 13, 2018	6.90	6.99	6.81	6.99
287	NASDAQ	ALPN	Fri, Aug 10, 2018	6.87	7.27	6.83	7.02
286	NASDAQ	ALPN	Thu, Aug 9, 2018	6.94	7.35	6.82	6.85
285	NASDAQ	ALPN	Wed, Aug 8, 2018	6.95	7.36	6.81	6.81
284	NASDAQ	ALPN	Tue, Aug 7, 2018	6.81	7.08	6.81	6.81
283	NASDAQ	ALPN	Mon, Aug 6, 2018	6.90	6.94	6.78	6.81
282	NASDAQ	ALPN	Fri, Aug 3, 2018	7.04	7.22	6.85	6.93
281	NASDAQ	ALPN	Thu, Aug 2, 2018	7.10	7.50	7.00	7.00
280	NASDAQ	ALPN	Wed, Aug 1, 2018	6.92	7.32	6.77	6.94
279	NASDAQ	ALPN	Tue, Jul 31, 2018	7.26	7.26	6.90	6.98
278	NASDAQ	ALPN	Mon, Jul 30, 2018	7.91	7.91	7.36	7.36
277	NASDAQ	ALPN	Fri, Jul 27, 2018	8.19	8.22	8.08	8.08
276	NASDAQ	ALPN	Thu, Jul 26, 2018	8.13	8.59	8.13	8.59
275	NASDAQ	ALPN	Wed, Jul 25, 2018	8.31	8.51	8.16	8.51
274	NASDAQ	ALPN	Tue, Jul 24, 2018	8.50	8.59	8.28	8.37
273	NASDAQ	ALPN	Mon, Jul 23, 2018	8.25	8.52	8.11	8.35
272	NASDAQ	ALPN	Fri, Jul 20, 2018	8.20	8.40	8.08	8.13
271	NASDAQ	ALPN	Thu, Jul 19, 2018	8.40	8.40	8.14	8.14
270	NASDAQ	ALPN	Wed, Jul 18, 2018	8.35	8.46	8.31	8.41
269	NASDAQ	ALPN	Tue, Jul 17, 2018	8.20	8.50	8.20	8.26
268	NASDAQ	ALPN	Mon, Jul 16, 2018	8.15	8.22	8.15	8.19
267	NASDAQ	ALPN	Fri, Jul 13, 2018	8.15	8.39	8.14	8.20
266	NASDAQ	ALPN	Thu, Jul 12, 2018	8.15	8.15	8.09	8.12
265	NASDAQ	ALPN	Wed, Jul 11, 2018	8.08	8.29	8.08	8.28
264	NASDAQ	ALPN	Tue, Jul 10, 2018	8.07	8.11	8.07	8.08
263	NASDAQ	ALPN	Mon, Jul 9, 2018	8.01	8.12	8.01	8.09
262	NASDAQ	ALPN	Fri, Jul 6, 2018	7.97	8.24	7.95	8.00
261	NASDAQ	ALPN	Thu, Jul 5, 2018	7.75	7.92	7.72	7.92
260	NASDAQ	ALPN	Tue, Jul 3, 2018	7.97	8.00	7.72	7.72
259	NASDAQ	ALPN	Mon, Jul 2, 2018	7.71	8.18	7.65	8.07
258	NASDAQ	ALPN	Fri, Jun 29, 2018	7.37	8.33	7.37	7.57
257	NASDAQ	ALPN	Thu, Jun 28, 2018	7.80	7.80	7.22	7.22
256	NASDAQ	ALPN	Wed, Jun 27, 2018	7.41	7.60	7.41	7.60
255	NASDAQ	ALPN	Tue, Jun 26, 2018	7.98	8.19	7.62	7.62
254	NASDAQ	ALPN	Mon, Jun 25, 2018	7.75	7.84	7.46	7.84
253	NASDAQ	ALPN	Fri, Jun 22, 2018	7.88	7.92	7.60	7.76
252	NASDAQ	ALPN	Thu, Jun 21, 2018	8.14	8.14	7.82	7.90
251	NASDAQ	ALPN	Wed, Jun 20, 2018	8.16	8.20	7.95	8.01
250	NASDAQ	ALPN	Tue, Jun 19, 2018	8.25	8.34	8.10	8.17
249	NASDAQ	ALPN	Mon, Jun 18, 2018	8.56	8.56	8.18	8.25
248	NASDAQ	ALPN	Fri, Jun 15, 2018	9.00	9.00	8.55	8.60
247	NASDAQ	ALPN	Thu, Jun 14, 2018	9.16	9.16	9.00	9.00
246	NASDAQ	ALPN	Wed, Jun 13, 2018	9.07	9.10	9.03	9.10
245	NASDAQ	ALPN	Tue, Jun 12, 2018	9.13	9.20	9.00	9.00
244	NASDAQ	ALPN	Mon, Jun 11, 2018	9.15	9.22	9.04	9.21
243	NASDAQ	ALPN	Fri, Jun 8, 2018	9.08	9.34	9.08	9.13
242	NASDAQ	ALPN	Thu, Jun 7, 2018	9.15	9.20	9.07	9.07
241	NASDAQ	ALPN	Wed, Jun 6, 2018	9.21	9.49	8.61	9.21
240	NASDAQ	ALPN	Tue, Jun 5, 2018	9.15	9.15	8.80	9.08
239	NASDAQ	ALPN	Mon, Jun 4, 2018	8.98	9.37	8.76	8.80
238	NASDAQ	ALPN	Fri, Jun 1, 2018	9.01	9.24	8.94	8.94
237	NASDAQ	ALPN	Thu, May 31, 2018	9.08	9.15	8.94	8.98
236	NASDAQ	ALPN	Wed, May 30, 2018	9.18	9.18	9.02	9.05
235	NASDAQ	ALPN	Tue, May 29, 2018	9.23	9.55	9.00	9.13
234	NASDAQ	ALPN	Fri, May 25, 2018	8.90	9.50	8.82	9.27
233	NASDAQ	ALPN	Thu, May 24, 2018	9.26	9.30	9.00	9.03
232	NASDAQ	ALPN	Wed, May 23, 2018	9.57	9.89	9.32	9.32
231	NASDAQ	ALPN	Tue, May 22, 2018	10.00	10.42	9.40	9.67
230	NASDAQ	ALPN	Mon, May 21, 2018	10.39	10.57	9.31	10.05
229	NASDAQ	ALPN	Fri, May 18, 2018	9.00	9.95	9.00	9.95
228	NASDAQ	ALPN	Thu, May 17, 2018	8.17	9.25	8.17	8.81
227	NASDAQ	ALPN	Wed, May 16, 2018	8.05	8.21	8.03	8.12
226	NASDAQ	ALPN	Tue, May 15, 2018	7.99	8.10	7.97	8.04
225	NASDAQ	ALPN	Mon, May 14, 2018	7.94	8.06	7.91	7.98
224	NASDAQ	ALPN	Fri, May 11, 2018	7.58	8.44	7.51	7.88
223	NASDAQ	ALPN	Thu, May 10, 2018	7.43	7.56	7.37	7.53
222	NASDAQ	ALPN	Wed, May 9, 2018	7.43	7.82	7.43	7.43
221	NASDAQ	ALPN	Tue, May 8, 2018	7.70	7.70	7.43	7.68
220	NASDAQ	ALPN	Mon, May 7, 2018	7.27	7.85	7.27	7.56
219	NASDAQ	ALPN	Fri, May 4, 2018	7.49	7.50	7.14	7.16
218	NASDAQ	ALPN	Thu, May 3, 2018	7.49	7.57	6.85	7.50
217	NASDAQ	ALPN	Wed, May 2, 2018	7.45	7.86	7.45	7.45
216	NASDAQ	ALPN	Tue, May 1, 2018	7.72	7.90	7.33	7.48
215	NASDAQ	ALPN	Mon, Apr 30, 2018	7.87	7.99	7.62	7.78
214	NASDAQ	ALPN	Fri, Apr 27, 2018	7.94	8.00	7.69	7.82
213	NASDAQ	ALPN	Thu, Apr 26, 2018	8.30	8.30	7.96	7.97
212	NASDAQ	ALPN	Wed, Apr 25, 2018	7.64	8.15	7.62	8.05
211	NASDAQ	ALPN	Tue, Apr 24, 2018	7.84	7.84	7.58	7.62
210	NASDAQ	ALPN	Mon, Apr 23, 2018	7.95	7.95	7.81	7.81
209	NASDAQ	ALPN	Fri, Apr 20, 2018	8.26	8.26	7.91	7.91
208	NASDAQ	ALPN	Thu, Apr 19, 2018	7.70	8.22	7.70	8.18
207	NASDAQ	ALPN	Wed, Apr 18, 2018	7.54	8.29	7.54	7.71
206	NASDAQ	ALPN	Tue, Apr 17, 2018	7.73	7.73	7.37	7.41
205	NASDAQ	ALPN	Mon, Apr 16, 2018	7.80	7.90	7.74	7.75
204	NASDAQ	ALPN	Fri, Apr 13, 2018	7.76	8.00	7.72	7.87
203	NASDAQ	ALPN	Thu, Apr 12, 2018	7.98	7.98	7.75	7.75
202	NASDAQ	ALPN	Wed, Apr 11, 2018	8.03	8.03	7.71	7.90
201	NASDAQ	ALPN	Tue, Apr 10, 2018	7.97	7.97	7.55	7.71
200	NASDAQ	ALPN	Mon, Apr 9, 2018	8.05	8.14	7.66	7.71
199	NASDAQ	ALPN	Fri, Apr 6, 2018	8.13	8.13	7.94	8.07
198	NASDAQ	ALPN	Thu, Apr 5, 2018	8.15	8.21	8.02	8.17
197	NASDAQ	ALPN	Wed, Apr 4, 2018	7.74	8.23	7.74	8.17
196	NASDAQ	ALPN	Tue, Apr 3, 2018	7.97	8.13	7.62	7.83
195	NASDAQ	ALPN	Mon, Apr 2, 2018	8.06	8.34	7.69	7.90
194	NASDAQ	ALPN	Thu, Mar 29, 2018	8.42	8.58	8.00	8.00
193	NASDAQ	ALPN	Wed, Mar 28, 2018	7.95	8.34	7.54	8.32
192	NASDAQ	ALPN	Tue, Mar 27, 2018	8.46	8.59	7.69	7.95
191	NASDAQ	ALPN	Mon, Mar 26, 2018	8.64	8.64	8.24	8.29
190	NASDAQ	ALPN	Fri, Mar 23, 2018	8.90	8.95	8.20	8.60
189	NASDAQ	ALPN	Thu, Mar 22, 2018	9.05	9.18	8.78	8.98
188	NASDAQ	ALPN	Wed, Mar 21, 2018	8.85	9.31	8.85	9.05
187	NASDAQ	ALPN	Tue, Mar 20, 2018	8.96	9.05	8.54	8.85
186	NASDAQ	ALPN	Mon, Mar 19, 2018	8.90	9.23	8.71	8.99
185	NASDAQ	ALPN	Fri, Mar 16, 2018	8.76	9.22	8.56	8.95
184	NASDAQ	ALPN	Thu, Mar 15, 2018	8.63	9.58	8.31	8.60
183	NASDAQ	ALPN	Wed, Mar 14, 2018	8.73	8.79	8.32	8.70
182	NASDAQ	ALPN	Tue, Mar 13, 2018	8.70	8.91	8.50	8.50
181	NASDAQ	ALPN	Mon, Mar 12, 2018	8.77	8.90	8.58	8.69
180	NASDAQ	ALPN	Fri, Mar 9, 2018	8.70	8.88	8.47	8.63
179	NASDAQ	ALPN	Thu, Mar 8, 2018	8.80	8.85	8.41	8.69
178	NASDAQ	ALPN	Wed, Mar 7, 2018	8.74	8.87	8.56	8.70
177	NASDAQ	ALPN	Tue, Mar 6, 2018	8.50	8.79	8.23	8.60
176	NASDAQ	ALPN	Mon, Mar 5, 2018	8.41	8.65	8.10	8.41
175	NASDAQ	ALPN	Fri, Mar 2, 2018	8.75	8.75	8.45	8.57
174	NASDAQ	ALPN	Thu, Mar 1, 2018	8.29	8.87	8.29	8.87
173	NASDAQ	ALPN	Wed, Feb 28, 2018	8.52	8.90	8.52	8.79
172	NASDAQ	ALPN	Tue, Feb 27, 2018	9.14	9.21	8.52	8.52
171	NASDAQ	ALPN	Mon, Feb 26, 2018	9.36	9.39	9.04	9.04
170	NASDAQ	ALPN	Fri, Feb 23, 2018	9.37	9.51	9.01	9.02
169	NASDAQ	ALPN	Thu, Feb 22, 2018	9.93	9.93	9.29	9.33
168	NASDAQ	ALPN	Wed, Feb 21, 2018	9.94	9.94	9.51	9.70
167	NASDAQ	ALPN	Tue, Feb 20, 2018	9.70	9.90	9.51	9.70
166	NASDAQ	ALPN	Fri, Feb 16, 2018	9.70	9.79	9.48	9.70
165	NASDAQ	ALPN	Thu, Feb 15, 2018	9.75	9.83	9.60	9.70
164	NASDAQ	ALPN	Wed, Feb 14, 2018	9.70	10.14	9.70	9.85
163	NASDAQ	ALPN	Tue, Feb 13, 2018	9.91	10.00	9.60	9.61
162	NASDAQ	ALPN	Mon, Feb 12, 2018	10.00	10.50	9.90	9.96
161	NASDAQ	ALPN	Fri, Feb 9, 2018	10.46	10.46	9.00	10.28
160	NASDAQ	ALPN	Thu, Feb 8, 2018	10.25	10.55	9.75	10.55
159	NASDAQ	ALPN	Wed, Feb 7, 2018	10.35	11.00	10.35	10.64
158	NASDAQ	ALPN	Tue, Feb 6, 2018	10.18	10.83	9.94	10.44
157	NASDAQ	ALPN	Mon, Feb 5, 2018	10.83	10.83	10.37	10.37
156	NASDAQ	ALPN	Fri, Feb 2, 2018	11.22	11.22	10.59	10.95
155	NASDAQ	ALPN	Thu, Feb 1, 2018	11.10	11.55	10.67	11.33
154	NASDAQ	ALPN	Wed, Jan 31, 2018	11.19	11.62	11.07	11.09
153	NASDAQ	ALPN	Tue, Jan 30, 2018	11.37	11.64	11.07	11.09
152	NASDAQ	ALPN	Mon, Jan 29, 2018	11.32	11.67	11.18	11.58
151	NASDAQ	ALPN	Fri, Jan 26, 2018	11.60	11.60	11.18	11.18
150	NASDAQ	ALPN	Thu, Jan 25, 2018	10.94	11.63	10.62	11.63
149	NASDAQ	ALPN	Wed, Jan 24, 2018	11.37	11.62	10.93	10.93
148	NASDAQ	ALPN	Tue, Jan 23, 2018	11.51	11.65	11.09	11.65
147	NASDAQ	ALPN	Mon, Jan 22, 2018	10.95	11.68	10.92	11.54
146	NASDAQ	ALPN	Fri, Jan 19, 2018	10.42	11.10	10.42	10.88
145	NASDAQ	ALPN	Thu, Jan 18, 2018	10.56	10.80	10.51	10.66
144	NASDAQ	ALPN	Wed, Jan 17, 2018	10.92	10.95	10.42	10.90
143	NASDAQ	ALPN	Tue, Jan 16, 2018	10.96	11.05	10.80	10.90
142	NASDAQ	ALPN	Fri, Jan 12, 2018	10.56	11.05	10.42	11.01
141	NASDAQ	ALPN	Thu, Jan 11, 2018	11.02	11.09	10.52	11.04
140	NASDAQ	ALPN	Wed, Jan 10, 2018	10.84	11.02	10.37	11.02
139	NASDAQ	ALPN	Tue, Jan 9, 2018	10.76	11.10	10.76	10.95
138	NASDAQ	ALPN	Mon, Jan 8, 2018	11.57	11.57	10.80	10.83
137	NASDAQ	ALPN	Fri, Jan 5, 2018	11.41	11.74	11.35	11.62
136	NASDAQ	ALPN	Thu, Jan 4, 2018	11.26	11.35	11.09	11.35
135	NASDAQ	ALPN	Wed, Jan 3, 2018	11.25	11.56	10.25	11.21
134	NASDAQ	ALPN	Tue, Jan 2, 2018	11.22	11.50	11.14	11.31
133	NASDAQ	ALPN	Fri, Dec 29, 2017	11.39	11.40	11.20	11.20
132	NASDAQ	ALPN	Thu, Dec 28, 2017	11.18	11.37	11.18	11.24
131	NASDAQ	ALPN	Wed, Dec 27, 2017	11.14	11.29	11.05	11.24
130	NASDAQ	ALPN	Tue, Dec 26, 2017	11.13	11.30	11.00	11.00
129	NASDAQ	ALPN	Fri, Dec 22, 2017	10.97	11.24	10.94	11.19
128	NASDAQ	ALPN	Thu, Dec 21, 2017	10.95	11.24	10.90	10.99
127	NASDAQ	ALPN	Wed, Dec 20, 2017	11.01	11.18	10.89	11.07
126	NASDAQ	ALPN	Tue, Dec 19, 2017	11.25	11.25	10.88	11.16
125	NASDAQ	ALPN	Mon, Dec 18, 2017	11.09	11.24	10.88	11.16
124	NASDAQ	ALPN	Fri, Dec 15, 2017	11.32	11.40	10.98	11.11
123	NASDAQ	ALPN	Thu, Dec 14, 2017	11.28	11.39	10.99	11.19
122	NASDAQ	ALPN	Wed, Dec 13, 2017	11.10	11.32	10.90	11.18
121	NASDAQ	ALPN	Tue, Dec 12, 2017	11.46	11.49	10.98	11.19
120	NASDAQ	ALPN	Mon, Dec 11, 2017	11.18	11.73	11.18	11.38
119	NASDAQ	ALPN	Fri, Dec 8, 2017	10.63	11.75	10.31	11.32
118	NASDAQ	ALPN	Thu, Dec 7, 2017	10.52	10.67	10.25	10.26
117	NASDAQ	ALPN	Wed, Dec 6, 2017	10.56	10.89	10.45	10.52
116	NASDAQ	ALPN	Tue, Dec 5, 2017	10.84	11.00	10.53	10.95
115	NASDAQ	ALPN	Mon, Dec 4, 2017	11.01	11.07	10.51	10.60
114	NASDAQ	ALPN	Fri, Dec 1, 2017	10.58	11.00	10.28	10.97
113	NASDAQ	ALPN	Thu, Nov 30, 2017	10.70	10.72	10.50	10.51
112	NASDAQ	ALPN	Wed, Nov 29, 2017	10.64	10.69	10.15	10.69
111	NASDAQ	ALPN	Tue, Nov 28, 2017	10.11	10.67	9.99	10.67
110	NASDAQ	ALPN	Mon, Nov 27, 2017	10.37	10.47	9.99	9.99
109	NASDAQ	ALPN	Fri, Nov 24, 2017	10.37	10.51	10.28	10.46
108	NASDAQ	ALPN	Wed, Nov 22, 2017	10.85	10.85	10.30	10.36
107	NASDAQ	ALPN	Tue, Nov 21, 2017	10.50	10.83	10.50	10.77
106	NASDAQ	ALPN	Mon, Nov 20, 2017	10.51	10.81	10.26	10.50
105	NASDAQ	ALPN	Fri, Nov 17, 2017	10.20	10.42	10.03	10.25
104	NASDAQ	ALPN	Thu, Nov 16, 2017	9.94	10.79	9.91	10.02
103	NASDAQ	ALPN	Wed, Nov 15, 2017	9.99	10.75	9.83	9.90
102	NASDAQ	ALPN	Tue, Nov 14, 2017	10.31	11.06	10.00	10.01
101	NASDAQ	ALPN	Mon, Nov 13, 2017	10.25	10.60	10.01	10.15
100	NASDAQ	ALPN	Fri, Nov 10, 2017	9.68	10.05	9.62	9.65
99	NASDAQ	ALPN	Thu, Nov 9, 2017	9.81	10.03	9.71	9.87
98	NASDAQ	ALPN	Wed, Nov 8, 2017	9.93	10.07	9.62	9.83
97	NASDAQ	ALPN	Tue, Nov 7, 2017	10.46	10.46	9.88	9.96
96	NASDAQ	ALPN	Mon, Nov 6, 2017	10.20	10.38	10.20	10.38
95	NASDAQ	ALPN	Fri, Nov 3, 2017	10.36	10.45	9.95	10.06
94	NASDAQ	ALPN	Thu, Nov 2, 2017	10.38	10.49	9.94	10.27
93	NASDAQ	ALPN	Wed, Nov 1, 2017	10.16	10.30	9.88	10.30
92	NASDAQ	ALPN	Tue, Oct 31, 2017	9.75	10.40	9.75	10.03
91	NASDAQ	ALPN	Mon, Oct 30, 2017	10.05	10.72	9.95	9.97
90	NASDAQ	ALPN	Fri, Oct 27, 2017	10.42	10.68	10.05	10.05
89	NASDAQ	ALPN	Thu, Oct 26, 2017	10.66	10.66	10.19	10.27
88	NASDAQ	ALPN	Wed, Oct 25, 2017	10.40	10.57	10.00	10.35
87	NASDAQ	ALPN	Tue, Oct 24, 2017	11.33	11.33	10.11	10.60
86	NASDAQ	ALPN	Mon, Oct 23, 2017	10.88	11.20	10.52	11.20
85	NASDAQ	ALPN	Fri, Oct 20, 2017	11.79	11.79	11.00	11.03
84	NASDAQ	ALPN	Thu, Oct 19, 2017	11.13	11.85	11.07	11.85
83	NASDAQ	ALPN	Wed, Oct 18, 2017	11.75	11.89	11.30	11.80
82	NASDAQ	ALPN	Tue, Oct 17, 2017	11.99	11.99	11.49	11.96
81	NASDAQ	ALPN	Mon, Oct 16, 2017	12.15	12.24	11.62	11.74
80	NASDAQ	ALPN	Fri, Oct 13, 2017	12.00	12.07	11.50	12.07
79	NASDAQ	ALPN	Thu, Oct 12, 2017	11.50	12.00	11.32	11.84
78	NASDAQ	ALPN	Wed, Oct 11, 2017	11.41	11.80	11.00	11.48
77	NASDAQ	ALPN	Tue, Oct 10, 2017	12.05	12.23	11.33	11.69
76	NASDAQ	ALPN	Mon, Oct 9, 2017	12.10	12.50	12.01	12.26
75	NASDAQ	ALPN	Fri, Oct 6, 2017	11.43	12.25	11.28	12.17
74	NASDAQ	ALPN	Thu, Oct 5, 2017	11.68	11.88	11.26	11.58
73	NASDAQ	ALPN	Wed, Oct 4, 2017	12.33	12.59	11.62	11.80
72	NASDAQ	ALPN	Tue, Oct 3, 2017	11.60	12.87	11.44	12.65
71	NASDAQ	ALPN	Mon, Oct 2, 2017	11.50	11.75	11.25	11.74
70	NASDAQ	ALPN	Fri, Sep 29, 2017	11.66	11.66	11.19	11.60
69	NASDAQ	ALPN	Thu, Sep 28, 2017	11.66	11.68	11.00	11.58
68	NASDAQ	ALPN	Wed, Sep 27, 2017	11.11	11.69	11.10	11.60
67	NASDAQ	ALPN	Tue, Sep 26, 2017	11.53	11.73	10.65	11.11
66	NASDAQ	ALPN	Mon, Sep 25, 2017	11.54	11.95	11.50	11.59
65	NASDAQ	ALPN	Fri, Sep 22, 2017	10.60	11.71	9.88	11.55
64	NASDAQ	ALPN	Thu, Sep 21, 2017	9.83	9.90	9.55	9.68
63	NASDAQ	ALPN	Wed, Sep 20, 2017	9.51	9.80	9.35	9.80
62	NASDAQ	ALPN	Tue, Sep 19, 2017	9.84	9.99	9.57	9.64
61	NASDAQ	ALPN	Mon, Sep 18, 2017	9.74	10.00	9.60	9.79
60	NASDAQ	ALPN	Fri, Sep 15, 2017	9.47	9.83	9.26	9.76
59	NASDAQ	ALPN	Thu, Sep 14, 2017	9.86	9.87	9.22	9.41
58	NASDAQ	ALPN	Wed, Sep 13, 2017	9.99	10.31	9.74	9.74
57	NASDAQ	ALPN	Tue, Sep 12, 2017	9.81	10.00	9.78	10.00
56	NASDAQ	ALPN	Mon, Sep 11, 2017	9.56	10.19	9.22	10.00
55	NASDAQ	ALPN	Fri, Sep 8, 2017	9.05	9.82	8.85	9.60
54	NASDAQ	ALPN	Thu, Sep 7, 2017	8.71	9.25	8.62	8.90
53	NASDAQ	ALPN	Wed, Sep 6, 2017	9.25	9.25	8.41	8.77
52	NASDAQ	ALPN	Tue, Sep 5, 2017	8.80	8.96	8.25	8.90
51	NASDAQ	ALPN	Fri, Sep 1, 2017	8.96	8.96	8.63	8.63
50	NASDAQ	ALPN	Thu, Aug 31, 2017	8.86	9.01	8.20	8.75
49	NASDAQ	ALPN	Wed, Aug 30, 2017	9.22	9.22	8.97	9.00
48	NASDAQ	ALPN	Tue, Aug 29, 2017	8.96	9.30	8.67	9.30
47	NASDAQ	ALPN	Mon, Aug 28, 2017	8.69	9.19	8.55	8.95
46	NASDAQ	ALPN	Fri, Aug 25, 2017	8.20	8.69	7.93	8.69
45	NASDAQ	ALPN	Thu, Aug 24, 2017	7.92	8.50	7.60	8.47
44	NASDAQ	ALPN	Wed, Aug 23, 2017	8.07	8.10	7.97	8.00
43	NASDAQ	ALPN	Tue, Aug 22, 2017	7.98	8.11	7.20	8.00
42	NASDAQ	ALPN	Mon, Aug 21, 2017	7.70	8.59	7.70	8.04
41	NASDAQ	ALPN	Fri, Aug 18, 2017	8.21	8.21	7.90	8.06
40	NASDAQ	ALPN	Thu, Aug 17, 2017	8.29	8.32	7.50	8.10
39	NASDAQ	ALPN	Wed, Aug 16, 2017	8.87	8.87	8.10	8.29
38	NASDAQ	ALPN	Tue, Aug 15, 2017	8.61	8.85	8.09	8.36
37	NASDAQ	ALPN	Mon, Aug 14, 2017	8.60	9.06	8.27	8.80
36	NASDAQ	ALPN	Fri, Aug 11, 2017	8.55	8.77	8.11	8.77
35	NASDAQ	ALPN	Thu, Aug 10, 2017	8.78	9.17	8.52	8.81
34	NASDAQ	ALPN	Wed, Aug 9, 2017	9.42	9.42	9.17	9.21
33	NASDAQ	ALPN	Tue, Aug 8, 2017	9.75	9.75	9.12	9.48
32	NASDAQ	ALPN	Mon, Aug 7, 2017	9.28	9.73	8.64	9.50
31	NASDAQ	ALPN	Fri, Aug 4, 2017	8.90	9.50	8.38	9.20
30	NASDAQ	ALPN	Thu, Aug 3, 2017	8.82	8.82	8.37	8.80
29	NASDAQ	ALPN	Wed, Aug 2, 2017	8.85	8.85	8.11	8.35
28	NASDAQ	ALPN	Tue, Aug 1, 2017	8.51	8.57	8.11	8.36
27	NASDAQ	ALPN	Mon, Jul 31, 2017	8.86	8.92	8.52	8.79
26	NASDAQ	ALPN	Fri, Jul 28, 2017	8.51	9.14	8.51	9.14
25	NASDAQ	ALPN	Thu, Jul 27, 2017	8.52	8.76	8.50	8.55
24	NASDAQ	ALPN	Wed, Jul 26, 2017	9.70	9.70	8.19	8.78
23	NASDAQ	ALPN	Tue, Jul 25, 2017	10.00	10.24	8.93	9.55
22	NASDAQ	ALPN	Fri, Mar 24, 2017	0.00	0.00	0.00	0.00
21	NASDAQ	ALPN	Mon, Aug 29, 2016	0.00	0.00	0.00	0.00
20	NASDAQ	ALPN	Thu, Jan 14, 2016	0.00	0.00	0.00	0.00
19	NASDAQ	ALPN	Fri, Aug 14, 2015	0.00	0.00	0.00	0.00
18	NASDAQ	ALPN	Tue, Aug 11, 2015	0.00	0.00	0.00	0.00
17	NASDAQ	ALPN	Wed, Jun 17, 2015	0.00	0.00	0.00	0.00
16	NASDAQ	ALPN	Tue, Mar 10, 2015	0.00	0.00	0.00	0.00
15	NASDAQ	ALPN	Mon, Mar 9, 2015	0.00	0.00	0.00	0.00
14	NASDAQ	ALPN	Wed, Dec 24, 2014	0.00	0.00	0.00	0.00
13	NASDAQ	ALPN	Tue, Apr 8, 2014	0.00	0.00	0.00	0.00
12	NASDAQ	ALPN	Mon, Oct 28, 2013	0.00	0.00	0.00	0.00
11	NASDAQ	ALPN	Thu, Mar 28, 2013	0.00	0.00	0.00	0.00
10	NASDAQ	ALPN	Tue, Mar 19, 2013	0.00	0.00	0.00	0.00
9	NASDAQ	ALPN	Tue, Nov 27, 2012	0.03	0.03	0.03	0.03
8	NASDAQ	ALPN	Mon, Nov 19, 2012	0.04	0.04	0.04	0.04
7	NASDAQ	ALPN	Wed, Jul 11, 2012	0.04	0.04	0.04	0.04
6	NASDAQ	ALPN	Fri, Jun 15, 2012	0.00	0.04	0.00	0.04
5	NASDAQ	ALPN	Wed, Apr 11, 2012	0.04	0.04	0.00	0.04
4	NASDAQ	ALPN	Wed, Mar 7, 2012	0.04	0.04	0.04	0.04
3	NASDAQ	ALPN	Tue, Feb 28, 2012	0.10	0.10	0.06	0.06
2	NASDAQ	ALPN	Mon, Feb 27, 2012	0.08	0.08	0.08	0.08
1	NASDAQ	ALPN	Thu, Feb 23, 2012	0.12	0.12	0.12	0.12
#	Exchange	Symbol	Date	Open	High	Low	Close

Alpine Immune Sciences Inc NASDAQ:ALPN Historical Prices

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