Stockwatch

Close Prices Last 3 Months

Price/volumes not adjusted for restructures

Date	Ex	Sym	Open	High	Low	Close	Chg	Vol	#Tr	Bid	Ask
2024-05-03	Q	ALPN	64.65	64.65	64.58	64.60		1,924,182	8,106	64.00	64.64
2024-05-02	Q	ALPN	64.62	64.68	64.58	64.60		2,816,786	8,728	64.51	64.60
2024-05-01	Q	ALPN	64.63	64.69	64.56	64.60	0.01	2,763,296	10,211	64.64	64.72
2024-04-30	Q	ALPN	64.63	64.72	64.56	64.59	-0.11	1,574,998	7,991	64.55	64.75
2024-04-29	Q	ALPN	64.61	64.70	64.57	64.70	0.14	1,631,276	6,783	64.69	70.28
2024-04-26	Q	ALPN	64.58	64.63	64.51	64.56	-0.06	1,328,666	7,228	64.51	70.23
2024-04-25	Q	ALPN	64.57	64.65	64.54	64.62	0.05	1,768,714	9,058	64.51	70.18
2024-04-24	Q	ALPN	64.57	64.63	64.56	64.57	0.02	1,180,176	6,163	64.55	70.10
2024-04-23	Q	ALPN	64.58	64.70	64.50	64.55	-0.03	3,104,153	8,987	64.37	70.12
2024-04-22	Q	ALPN	64.52	64.58	64.44	64.58	0.03	1,793,788	10,510	64.37	70.17
2024-04-19	Q	ALPN	64.43	64.55	64.40	64.55	0.12	3,979,034	12,747	64.37	70.06
2024-04-18	Q	ALPN	64.42	64.48	64.42	64.43	-0.03	2,485,689	10,181	64.41	64.49
2024-04-17	Q	ALPN	64.42	64.50	64.42	64.46	-0.04	2,633,302	12,277	64.46	64.52
2024-04-16	Q	ALPN	64.40	64.50	64.40	64.50	0.08	2,972,555	10,272	64.39	70.50
2024-04-15	Q	ALPN	64.39	64.50	64.37	64.44	0.07	3,550,122	15,808	42.50	64.52
2024-04-12	Q	ALPN	64.36	64.57	64.34	64.37	-0.03	4,099,942	22,245	64.18	64.37
2024-04-11	Q	ALPN	64.18	64.45	64.15	64.40	17.36	34,587,911	64,346	55.00	64.54
2024-04-10	Q	ALPN	37.89	47.8399	37.431	47.04	8.10	12,217,987	47,581	64.13	64.35
2024-04-09	Q	ALPN	39.16	39.63	37.57	38.94	0.41	1,174,762	11,619	34.77	39.80
2024-04-08	Q	ALPN	34.83	39.50	34.25	38.53	3.62	2,587,463	20,004	38.00	39.68
2024-04-05	Q	ALPN	35.14	36.13	34.51	34.91	-0.42	1,099,932	9,812	34.40	40.48
2024-04-04	Q	ALPN	38.35	38.42	34.31	35.33	-2.78	1,578,515	12,944	35.39	36.18
2024-04-03	Q	ALPN	39.00	40.14	36.66	38.11	-1.10	1,647,247	13,885	33.84	39.00
2024-04-02	Q	ALPN	39.72	41.16	39.01	39.21	-1.01	1,005,298	7,801	39.00	44.50
2024-04-01	Q	ALPN	39.31	40.32	37.93	40.22	0.58	1,355,052	9,583	39.42	41.66
2024-03-29	Q	ALPN	38.65	41.04	37.18	39.64	0.99	0	0	39.00	40.43
2024-03-28	Q	ALPN	38.65	41.04	37.18	39.64	0.99	1,462,110	8,372	39.00	40.43
2024-03-27	Q	ALPN	37.70	39.04	36.68	38.65	1.20	787,120	7,595	38.50	39.42
2024-03-26	Q	ALPN	37.86	39.15	37.42	37.45	-0.10	776,907	7,253	35.58	37.27
2024-03-25	Q	ALPN	39.30	40.1399	37.47	37.55	-1.79	642,198	5,940	36.51	37.50
2024-03-22	Q	ALPN	41.32	41.47	38.89	39.34	-2.26	853,404	8,406	34.98	41.84
2024-03-21	Q	ALPN	40.51	42.8799	40.23	41.60	1.37	1,213,225	8,696	40.64	42.60
2024-03-20	Q	ALPN	40.26	41.79	39.73	40.23	0.28	1,257,824	10,709	40.00	44.00
2024-03-19	Q	ALPN	37.40	42.24	37.15	39.95	4.48	3,076,058	21,418	39.88	42.00
2024-03-18	Q	ALPN	36.46	36.795	35.00	35.47	-0.91	978,097	8,595	32.12	35.97
2024-03-15	Q	ALPN	35.92	37.37	35.56	36.38	0.49	4,020,777	11,355	31.10	37.80
2024-03-14	Q	ALPN	36.21	37.00	34.86	35.89	-0.72	1,415,230	10,296	35.80	39.53
2024-03-13	Q	ALPN	36.44	37.52	36.05	36.61	0.16	868,671	8,122	31.60	37.00
2024-03-12	Q	ALPN	36.34	37.51	35.61	36.45	1.07	1,015,042	8,332	36.45	38.20
2024-03-11	Q	ALPN	35.72	37.20	35.29	35.38	-0.55	1,185,404	10,131	35.25	36.22
2024-03-08	Q	ALPN	37.52	38.12	35.52	35.93	-1.07	1,332,115	9,834	31.72	36.93
2024-03-07	Q	ALPN	38.91	39.27	36.71	37.00	-1.55	1,043,097	9,359	36.85	37.00
2024-03-06	Q	ALPN	38.30	38.74	37.785	38.55	1.08	719,713	8,020	33.92	42.00
2024-03-05	Q	ALPN	36.40	38.02	36.26	37.47	0.81	1,747,787	9,228	36.00	41.24
2024-03-04	Q	ALPN	36.60	37.03	35.01	36.66	0.66	1,248,752	10,143	36.10	41.24
2024-03-01	Q	ALPN	35.45	36.57	35.36	35.97	0.75	995,440	8,800	32.63	35.70
2024-02-29	Q	ALPN	35.63	35.63	34.62	35.22	0.30	749,071	6,141	34.50	38.19
2024-02-28	Q	ALPN	35.67	36.16	34.62	34.92	-1.04	605,615	7,607	33.16	36.93
2024-02-27	Q	ALPN	35.01	36.70	34.99	35.96	1.21	1,191,106	9,362	35.92	41.85
2024-02-26	Q	ALPN	33.92	34.93	33.72	34.75	0.83	786,433	7,105	31.53	34.88
2024-02-23	Q	ALPN	33.19	33.995	32.385	33.92	0.81	785,127	6,283	31.52	34.00
2024-02-22	Q	ALPN	30.89	33.48	30.5901	33.11	2.72	1,078,976	9,080	31.33	33.80
2024-02-21	Q	ALPN	30.38	30.76	29.56	30.39	-0.12	529,444	6,549	26.87	30.58
2024-02-20	Q	ALPN	31.14	31.48	29.80	30.51	-0.75	1,399,392	8,043	29.01	31.97
2024-02-19	Q	ALPN	29.74	32.13	29.48	31.26	1.38	0	0	30.65	34.73
2024-02-16	Q	ALPN	29.74	32.13	29.48	31.26	1.38	1,479,906	9,235	30.65	34.73
2024-02-15	Q	ALPN	30.25	30.77	29.31	29.88	0.75	640,023	6,905	27.44	30.41
2024-02-14	Q	ALPN	29.33	29.945	28.69	29.13	0.36	862,564	8,390	27.15	29.82
2024-02-13	Q	ALPN	28.90	29.98	28.41	28.77	-1.61	966,365	9,446	28.68	29.03
2024-02-12	Q	ALPN	29.25	30.65	29.17	30.38	1.34	1,922,537	9,412	30.10	31.12
2024-02-09	Q	ALPN	28.70	29.66	28.04	29.04	0.63	1,812,604	9,615	26.53	31.12
2024-02-08	Q	ALPN	27.17	28.60	27.10	28.41	1.31	1,641,925	6,444	25.98	29.00
2024-02-07	Q	ALPN	26.62	27.42	26.09	27.10	0.58	911,972	5,670	24.15	29.86
2024-02-06	Q	ALPN	27.32	27.52	26.16	26.52	-0.93	756,236	5,591	26.00	29.36