Allegro MicroSystems, Inc. (ALGM) NASDAQ

Currency In USD

ALGM Historical Return

If you invested $1000 in Allegro MicroSystems, Inc. (ALGM) since IPO date, it would be worth $1,790.4 as of October 22, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $956.53, while $1000 invested 1 year ago would be worth $1,032.25. This corresponds to total returns of 79.04%, -4.35%, 3.22%, respectively, with annualized returns of 10.22%, -0.88%, 3.22%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

ALGM Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 22, 2026	33.42	31.69	31.69	33.58	31.24	2.46M
October 21, 2026	34.85	34.51	34.51	35.21	34.08	2.54M
October 20, 2026	32.46	33.91	33.91	34.33	32.12	2.42M
October 19, 2026	32.88	33.17	33.17	33.6	32.06	2.78M
October 16, 2026	31.8	31.62	31.62	32.96	31.43	2.59M
October 15, 2026	31.08	32.36	32.36	32.54	30.51	3.19M
October 14, 2026	32.88	32.22	32.22	33.49	31.72	2.4M
October 13, 2026	32.8	33.65	33.65	33.72	32.41	2.98M
October 12, 2026	35	33.79	33.79	35	33.7	2.72M
October 09, 2026	36.83	35.57	35.57	36.83	35.07	2.55M
October 08, 2026	36.56	36.27	36.27	37.01	34.95	2.53M
October 07, 2026	37.7	37.03	37.03	37.95	36.79	2.41M
October 06, 2026	38.9	38.76	38.76	39.29	37.98	3.29M
October 05, 2026	39.44	38.46	38.46	39.71	37.85	3.41M
October 02, 2026	38.15	39.53	39.53	40.03	38.15	5.9M
October 01, 2026	36.35	36.38	36.38	36.86	35.68	2.79M
September 30, 2026	36.64	36.35	36.35	37.05	36.15	2.1M
September 29, 2026	37.86	36.6	36.6	38	36.21	2.41M
September 28, 2026	36.74	36.94	36.94	37.45	35.74	2.75M
September 25, 2026	35.28	36.76	36.76	36.89	35.13	2.55M
September 24, 2026	34.32	35.13	35.13	35.2	33.95	2.46M
September 23, 2026	35.48	35.11	35.11	35.95	34.85	2.52M
September 22, 2026	35.43	35.51	35.51	36.38	35.13	4.59M
September 21, 2026	35.01	35.5	35.5	35.89	33.85	2.56M
September 18, 2026	33.57	34.1	34.1	34.17	33.32	3.18M
September 17, 2026	34.44	33.11	33.11	34.53	32.99	1.96M
September 16, 2026	34.12	33.02	33.02	34.35	32.67	1.7M
September 15, 2026	34.42	33.26	33.26	34.49	32.78	2.26M
September 11, 2026	35.86	36.31	36.31	36.8	35.56	1.85M
September 10, 2026	34.72	35.27	35.27	35.83	34.55	1.59M
September 09, 2026	35.99	35.84	35.84	36.89	35.76	1.87M
September 08, 2026	37.54	36.47	36.47	37.67	36.25	2.62M
September 04, 2026	36.18	36.61	36.61	37.28	35.98	2.51M
September 03, 2026	34.9	35.56	35.56	35.77	34.02	2.46M
September 02, 2026	35.67	35.47	35.47	36.41	35.03	1.61M
September 01, 2026	35.39	35.47	35.47	35.76	34.5	1.68M
August 31, 2026	36	36.25	36.25	36.5	35.41	2.28M
August 28, 2026	37.51	35.77	35.77	37.51	35.56	2.14M
August 27, 2026	37.8	37.59	37.59	38.26	36.85	1.68M
August 26, 2026	37.51	36.89	36.89	38.15	36.5	1.87M
August 25, 2026	36.83	37.44	37.44	37.45	36.44	2.78M
August 24, 2026	36.15	35.63	35.63	36.59	35.34	2.13M
August 21, 2026	37.63	37.16	37.16	37.98	36.49	2.34M
August 20, 2026	38.21	37.19	37.19	38.79	36.61	2.22M
August 19, 2026	40	38.35	38.35	40.3	37.49	2.5M
August 18, 2026	42.54	39.39	39.39	43.05	39.34	2.57M
August 17, 2026	45.32	44.25	44.25	46.58	44.03	1.53M
August 14, 2026	44.06	44.39	44.39	45.01	43.53	981,143
August 13, 2026	42.78	44.13	44.13	45.67	42.59	2.16M
August 12, 2026	44.57	42.47	42.47	44.57	42.36	1.09M
August 11, 2026	43.47	42.52	42.52	44.05	42.31	1.13M
August 10, 2026	44.39	42.46	42.46	44.87	42.37	1.73M
August 07, 2026	43.8	43.77	43.77	44.5	42.72	1.61M
August 06, 2026	40.84	42.46	42.46	44.05	40.2	1.83M
August 05, 2026	42.02	41.8	41.8	43.56	41.61	1.73M
August 04, 2026	44	42.85	42.85	44.49	42.19	2.73M
August 03, 2026	39.69	41.52	41.52	42.1	38.6	2.51M
July 31, 2026	42.27	41.5	41.5	43.35	40.76	3.76M
July 30, 2026	42.31	41.45	41.45	42.92	38.15	6.15M
July 29, 2026	43.7	42.21	42.21	44.94	41.77	3.31M