Allegro MicroSystems, Inc. (ALGM)

NASDAQ: ALGM · Real-Time Price · USD

44.39

+0.26 (0.59%)

At close: Aug 14, 2026, 4:00 PM EDT

44.70

+0.31 (0.70%)

After-hours: Aug 14, 2026, 7:57 PM EDT

Allegro MicroSystems Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Aug 14, 2026	44.06	45.01	43.53	44.39	44.39	0.59%	981,059
Aug 13, 2026	42.78	45.67	42.59	44.13	44.13	3.91%	2,163,221
Aug 12, 2026	44.57	44.57	42.36	42.47	42.47	-0.12%	1,087,593
Aug 11, 2026	43.47	44.05	42.31	42.52	42.52	0.14%	1,126,203
Aug 10, 2026	44.39	44.87	42.37	42.46	42.46	-2.99%	1,731,555
Aug 7, 2026	43.80	44.50	42.72	43.77	43.77	3.10%	1,602,846
Aug 6, 2026	40.84	44.05	40.20	42.46	42.46	1.57%	1,827,801
Aug 5, 2026	42.02	43.56	41.61	41.80	41.80	-2.45%	1,726,734
Aug 4, 2026	44.00	44.49	42.19	42.85	42.85	3.20%	2,725,149
Aug 3, 2026	39.69	42.10	38.60	41.52	41.52	0.05%	2,505,214
Jul 31, 2026	42.27	43.35	40.76	41.50	41.50	0.12%	3,762,579
Jul 30, 2026	42.31	42.92	38.15	41.45	41.45	-1.80%	6,150,972
Jul 29, 2026	43.70	44.94	41.77	42.21	42.21	-5.19%	3,308,374
Jul 28, 2026	43.50	44.73	42.01	44.52	44.52	-4.87%	2,318,274
Jul 27, 2026	46.96	47.62	44.01	46.80	46.80	1.67%	2,383,211
Jul 24, 2026	50.00	50.00	45.57	46.03	46.03	-8.07%	1,573,765
Jul 23, 2026	49.12	51.88	49.02	50.07	50.07	0.40%	3,113,708
Jul 22, 2026	47.84	50.65	47.84	49.87	49.87	1.05%	1,187,660
Jul 21, 2026	49.25	49.96	47.70	49.35	49.35	6.45%	1,291,773
Jul 20, 2026	46.29	48.50	46.00	46.36	46.36	-0.26%	1,927,595
Jul 17, 2026	44.28	48.07	44.13	46.48	46.48	-1.36%	1,587,987
Jul 16, 2026	48.00	48.86	46.46	47.12	47.12	-5.82%	1,989,817
Jul 15, 2026	53.10	53.35	47.96	50.03	50.03	-4.38%	2,014,420
Jul 14, 2026	54.21	54.40	51.19	52.32	52.32	2.88%	1,837,292
Jul 13, 2026	52.21	52.63	50.16	50.86	50.86	-7.32%	1,558,758
Jul 10, 2026	55.99	56.00	53.48	54.87	54.87	-4.37%	2,285,606
Jul 9, 2026	54.40	58.48	54.40	57.38	57.38	11.49%	4,391,712
Jul 8, 2026	51.06	52.52	49.61	51.47	51.47	-0.16%	3,427,741
Jul 7, 2026	52.97	53.76	50.47	51.55	51.55	-8.86%	3,846,176
Jul 6, 2026	57.07	62.00	56.00	56.56	56.56	1.94%	4,571,607
Jul 2, 2026	63.38	63.78	52.88	55.49	55.49	-12.21%	4,702,925
Jul 1, 2026	66.85	67.90	63.16	63.20	63.20	-9.22%	3,843,550
Jun 30, 2026	66.10	71.77	64.80	69.62	69.62	4.90%	4,379,516
Jun 29, 2026	58.02	67.41	57.30	66.37	66.37	14.65%	6,986,540
Jun 26, 2026	57.34	60.39	56.50	57.89	57.89	-3.77%	12,165,472
Jun 25, 2026	58.41	60.80	55.65	60.16	60.16	8.55%	3,606,003
Jun 24, 2026	55.73	56.79	54.18	55.42	55.42	-0.18%	2,614,879
Jun 23, 2026	56.80	58.46	55.49	55.52	55.52	-9.84%	3,406,711
Jun 22, 2026	61.68	61.68	58.13	61.58	61.58	4.37%	3,463,977
Jun 18, 2026	57.20	59.56	56.29	59.00	59.00	9.30%	4,705,453
Jun 17, 2026	55.44	57.88	53.25	53.98	53.98	1.29%	4,039,724
Jun 16, 2026	54.91	58.13	53.26	53.29	53.29	-3.11%	3,534,583
Jun 15, 2026	52.81	55.45	52.53	55.00	55.00	9.12%	2,663,057
Jun 12, 2026	47.96	50.46	47.47	50.41	50.41	5.10%	1,621,894
Jun 11, 2026	45.88	47.98	45.45	47.96	47.96	7.68%	1,424,764
Jun 10, 2026	45.68	47.05	44.00	44.54	44.54	-4.48%	1,598,880
Jun 9, 2026	49.22	50.00	43.27	46.63	46.63	-3.24%	1,810,984
Jun 8, 2026	47.87	48.24	46.43	48.19	48.19	3.88%	2,070,514
Jun 5, 2026	51.50	51.75	46.10	46.39	46.39	-13.48%	2,137,386
Jun 4, 2026	51.02	54.40	50.00	53.62	53.62	0.96%	2,090,763