Allegro MicroSystems, Inc. - ALGM - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 17, 2025	29.08	29.06	29.06	29.28	28.46	1.77M
October 16, 2025	29.11	29.33	29.33	29.6	29.01	2.61M
October 15, 2025	28.25	28.88	28.88	29.65	27.84	3.08M
October 14, 2025	26.7	27.61	27.61	28.25	26.54	1.99M
October 13, 2025	26.93	27.41	27.41	27.55	26.58	1.44M
October 10, 2025	27.68	25.92	25.92	27.9	25.87	2.45M
October 09, 2025	28.36	27.76	27.76	28.36	27.03	2.53M
October 08, 2025	27.52	28.28	28.28	28.3	27.38	3.23M
October 07, 2025	28.51	27.5	27.5	28.58	26.97	1.76M
October 06, 2025	28.88	28.22	28.22	28.99	27.8	1.91M
October 03, 2025	28.64	28.32	28.32	28.83	28.12	1.55M
October 02, 2025	28.91	28.41	28.41	28.98	28.25	1.49M
October 01, 2025	28.97	28.42	28.42	29.18	28.04	1.74M
September 30, 2025	29.26	29.2	29.2	29.63	28.85	1.27M
September 29, 2025	30.18	29.16	29.16	30.31	29.14	1.5M
September 26, 2025	30.02	29.71	29.71	30.43	29.52	966,122
September 25, 2025	30.44	29.93	29.93	30.64	29.73	1.34M
September 24, 2025	31.4	31.07	31.07	31.74	31	919,164
September 23, 2025	31.66	31.41	31.41	32.08	31.32	1.25M
September 22, 2025	31.55	31.42	31.42	32.11	31.28	1.43M
September 19, 2025	32.15	31.45	31.45	32.15	30.73	3.4M
September 18, 2025	31.7	31.95	31.95	32.04	31.46	1.72M
September 17, 2025	30.2	30.75	30.75	31.3	29.95	1.24M
September 16, 2025	29.92	30.13	30.13	30.27	29.79	987,849
September 15, 2025	29.86	29.87	29.87	30.64	29.72	1.38M
September 12, 2025	30.22	29.8	29.8	30.27	29.69	1.15M
September 11, 2025	30.93	29.97	29.97	31.2	29.79	1.6M
September 10, 2025	30.99	30.51	30.51	31.14	30	2.13M
September 09, 2025	30.44	30.92	30.92	30.93	30.21	1.49M
September 08, 2025	30.17	30.39	30.39	30.67	29.98	1.64M
September 05, 2025	30.51	30.57	30.57	30.98	30.29	1.41M
September 04, 2025	29.51	30.1	30.1	30.15	28.94	1.47M
September 03, 2025	30.5	29.83	29.83	30.63	29.37	1.14M
September 02, 2025	30	30.5	30.5	30.57	29.45	1.62M
August 29, 2025	31.79	30.85	30.85	31.96	30.72	1.2M
August 28, 2025	31.81	32.01	32.01	33.2	31.76	2.17M
August 27, 2025	31.42	31.46	31.46	31.84	31.23	1.78M
August 26, 2025	31.97	31.65	31.65	32.67	31.45	1.81M
August 25, 2025	32.01	31.76	31.76	32.16	31.6	842,315
August 22, 2025	31.22	32.13	32.13	32.93	30.94	1.37M
August 21, 2025	30.1	30.88	30.88	30.92	29.98	802,800
August 20, 2025	30.59	30.48	30.47	31.18	29.82	2.02M
August 19, 2025	30.88	30.64	30.64	31.12	30.43	906,824
August 18, 2025	30.64	30.83	30.83	31.02	30.51	1.16M
August 15, 2025	31.13	30.7	30.7	31.13	30.55	1.16M
August 14, 2025	31.13	31.1	31.1	31.39	30.73	916,405
August 13, 2025	32.07	31.86	31.86	32.35	31.56	1.07M
August 12, 2025	30.29	31.89	31.89	32.22	30.02	1.72M
August 11, 2025	30.85	29.81	29.81	30.94	29.71	1.19M
August 08, 2025	30.78	30.77	30.77	31.06	30.12	1.85M
August 07, 2025	31.46	30.72	30.72	31.59	30.48	1.03M
August 06, 2025	30.97	30.81	30.81	31	30.28	1.07M
August 05, 2025	31.78	31.24	31.24	31.78	30.46	1.25M
August 04, 2025	31.49	31.47	31.47	31.78	31.1	1.29M
August 01, 2025	31.13	31.26	31.26	31.48	30.29	2.07M
July 31, 2025	32.21	31.41	31.41	32.7	30.5	3.42M
July 30, 2025	34.41	33.87	33.87	34.51	33.16	2.91M
July 29, 2025	34.71	34.01	34.01	35.2	33.89	1.39M
July 28, 2025	34.19	34.37	34.37	34.76	33.73	1.18M
July 25, 2025	32.81	33.7	33.7	33.73	32.54	1.94M

Allegro MicroSystems, Inc. (ALGM) NASDAQ