ALGM Historical Stock Prices & CSV Downloads

Allegro MicroSystems, Inc. (ALGM), daily historical prices. Prices in USD.
Date	Open	High	Low	Close		Volume
Oct 30, 2026	30.71	31.65	30.00	30.53	30.53	4,999,800
Oct 29, 2026	33.55	34.00	31.03	33.03	33.03	5,973,600
Oct 28, 2026	34.12	35.62	33.46	35.37	35.37	6,237,200
Oct 27, 2026	32.82	34.61	32.60	33.98	33.98	3,485,400
Oct 26, 2026	31.85	32.69	31.04	32.32	32.32	4,027,500
Oct 23, 2026	31.42	31.87	30.63	31.48	31.48	5,710,200
Oct 22, 2026	33.42	33.58	31.24	31.69	31.69	2,455,600
Oct 21, 2026	34.85	35.21	34.08	34.51	34.51	2,536,200
Oct 20, 2026	32.46	34.33	32.12	33.91	33.91	2,424,700
Oct 19, 2026	32.88	33.60	32.06	33.17	33.17	2,783,000
Oct 16, 2026	31.80	32.96	31.43	31.62	31.62	2,595,100
Oct 15, 2026	31.08	32.54	30.51	32.36	32.36	3,190,700
Oct 14, 2026	32.88	33.49	31.72	32.22	32.22	2,405,800
Oct 13, 2026	32.80	33.72	32.41	33.65	33.65	2,985,000
Oct 12, 2026	35.00	35.00	33.70	33.79	33.79	2,723,000
Oct 9, 2026	36.83	36.83	35.07	35.57	35.57	2,550,700
Oct 8, 2026	36.56	37.01	34.95	36.27	36.27	2,574,000
Oct 7, 2026	37.70	37.95	36.79	37.03	37.03	2,410,400
Oct 6, 2026	38.90	39.29	37.98	38.76	38.76	3,286,100
Oct 5, 2026	39.44	39.71	37.85	38.46	38.46	3,483,200
Oct 2, 2026	38.15	40.03	38.15	39.53	39.53	5,905,900
Oct 1, 2026	36.35	36.86	35.68	36.38	36.38	2,793,300
Sep 30, 2026	36.64	37.05	36.15	36.35	36.35	2,098,200
Sep 29, 2026	37.86	38.00	36.21	36.60	36.60	2,413,800
Sep 28, 2026	36.74	37.45	35.74	36.94	36.94	2,747,400

Historical stock data.