Alector Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Sep 16, 2026	2.06	2.06	1.91	1.93	1.93	-5.41%	622,260
Sep 15, 2026	2.19	2.21	1.99	2.04	2.04	-7.92%	715,903
Sep 14, 2026	2.15	2.23	2.10	2.21	2.21	3.27%	2,458,510
Sep 11, 2026	2.17	2.22	2.02	2.14	2.14	-	4,699,039
Sep 10, 2026	2.22	2.24	2.00	2.14	2.14	-5.73%	3,779,886
Sep 9, 2026	2.47	2.47	2.25	2.27	2.27	-8.10%	505,604
Sep 8, 2026	2.38	2.61	2.33	2.47	2.47	0.41%	915,263
Sep 4, 2026	2.52	2.58	2.44	2.46	2.46	-1.99%	496,343
Sep 3, 2026	2.70	2.75	2.44	2.51	2.51	-7.72%	2,569,935
Sep 2, 2026	2.40	2.76	2.40	2.72	2.72	13.33%	1,664,224
Sep 1, 2026	2.24	2.49	2.22	2.40	2.40	6.19%	477,404
Aug 31, 2026	2.32	2.35	2.23	2.26	2.26	-3.42%	609,231
Aug 28, 2026	2.39	2.44	2.32	2.34	2.34	-2.09%	542,221
Aug 27, 2026	2.44	2.50	2.39	2.39	2.39	-2.85%	706,964
Aug 26, 2026	2.38	2.52	2.26	2.46	2.46	4.24%	996,494
Aug 25, 2026	2.32	2.46	2.28	2.36	2.36	2.61%	558,276
Aug 24, 2026	2.36	2.47	2.29	2.30	2.30	-2.54%	738,144
Aug 21, 2026	2.28	2.37	2.20	2.36	2.36	4.42%	728,094
Aug 20, 2026	2.40	2.46	2.19	2.26	2.26	-7.00%	662,589
Aug 19, 2026	2.25	2.53	2.16	2.43	2.43	9.95%	3,755,621
Aug 18, 2026	2.04	2.30	2.04	2.21	2.21	7.80%	4,774,016
Aug 17, 2026	1.91	2.09	1.90	2.05	2.05	4.59%	913,807
Aug 14, 2026	2.04	2.07	1.95	1.96	1.96	-3.92%	649,021
Aug 13, 2026	2.15	2.15	1.98	2.04	2.04	-5.12%	1,294,760
Aug 12, 2026	2.06	2.18	2.02	2.15	2.15	2.87%	786,196
Aug 11, 2026	1.68	2.13	1.65	2.09	2.09	23.67%	5,543,326
Aug 10, 2026	1.77	1.78	1.60	1.69	1.69	-5.06%	805,594
Aug 7, 2026	1.84	2.00	1.74	1.78	1.78	-2.73%	1,247,033
Aug 6, 2026	1.49	2.04	1.48	1.83	1.83	22.82%	5,704,449
Aug 5, 2026	1.56	1.57	1.46	1.49	1.49	-3.25%	392,306
Aug 4, 2026	1.51	1.61	1.51	1.54	1.54	1.99%	407,157
Aug 3, 2026	1.51	1.54	1.46	1.51	1.51	-	359,922
Jul 31, 2026	1.62	1.62	1.49	1.51	1.51	-6.79%	548,294
Jul 30, 2026	1.52	1.67	1.51	1.62	1.62	6.58%	453,153
Jul 29, 2026	1.51	1.57	1.49	1.52	1.52	-	307,858
Jul 28, 2026	1.51	1.54	1.48	1.52	1.52	0.66%	342,803
Jul 27, 2026	1.49	1.58	1.47	1.51	1.51	2.03%	229,001
Jul 24, 2026	1.50	1.51	1.46	1.48	1.48	-0.67%	325,295
Jul 23, 2026	1.48	1.55	1.47	1.49	1.49	-2.61%	607,111
Jul 22, 2026	1.53	1.54	1.49	1.53	1.53	-0.65%	333,441
Jul 21, 2026	1.42	1.55	1.42	1.54	1.54	7.69%	499,661
Jul 20, 2026	1.49	1.50	1.42	1.43	1.43	-4.67%	463,910
Jul 17, 2026	1.43	1.52	1.42	1.50	1.50	2.04%	500,157
Jul 16, 2026	1.40	1.50	1.39	1.47	1.47	-2.00%	713,579
Jul 15, 2026	1.39	1.53	1.37	1.50	1.50	7.91%	719,640
Jul 14, 2026	1.53	1.53	1.37	1.39	1.39	-7.95%	529,650
Jul 13, 2026	1.60	1.61	1.50	1.51	1.51	-6.21%	775,930
Jul 10, 2026	1.63	1.66	1.48	1.61	1.61	-1.53%	597,218
Jul 9, 2026	1.83	1.86	1.60	1.64	1.64	-10.66%	589,285
Jul 8, 2026	1.90	1.94	1.81	1.83	1.83	-5.18%	643,891