ALSN Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Mar 3, 2026	123.62	124.98	120.38	124.80	124.80	-1.66%	1,075,709
Mar 2, 2026	124.03	127.11	122.01	126.91	126.91	1.28%	971,022
Feb 27, 2026	124.00	126.31	122.43	125.30	125.30	0.39%	1,335,996
Feb 26, 2026	123.56	125.47	122.41	124.81	124.81	1.70%	1,370,447
Feb 25, 2026	122.27	124.68	121.07	122.72	122.72	0.60%	1,528,358
Feb 24, 2026	117.38	125.66	117.37	121.99	121.99	4.41%	1,906,972
Feb 23, 2026	118.44	119.30	115.38	116.84	116.84	-1.69%	1,003,650
Feb 20, 2026	117.79	119.48	116.89	118.85	118.85	0.91%	971,366
Feb 19, 2026	116.62	117.92	115.88	117.78	117.78	0.69%	809,677
Feb 18, 2026	118.21	119.45	116.79	116.97	116.97	-0.42%	779,408
Feb 17, 2026	116.91	118.19	116.35	117.46	117.46	-0.28%	513,738
Feb 13, 2026	115.61	118.59	115.14	117.79	117.79	1.76%	692,603
Feb 12, 2026	117.00	118.75	115.05	115.75	115.75	-0.60%	774,406
Feb 11, 2026	115.89	118.50	115.85	116.45	116.45	0.97%	763,015
Feb 10, 2026	115.10	116.05	113.90	115.33	115.33	0.31%	1,216,585
Feb 9, 2026	115.59	115.84	114.30	114.97	114.97	-0.57%	719,898
Feb 6, 2026	114.13	116.15	114.13	115.63	115.63	1.65%	863,643
Feb 5, 2026	113.50	114.20	112.17	113.75	113.75	-0.39%	887,394
Feb 4, 2026	112.80	114.99	112.28	114.20	114.20	2.20%	1,251,612
Feb 3, 2026	109.96	113.45	109.96	111.74	111.74	1.36%	762,482
Feb 2, 2026	108.50	111.13	108.50	110.24	110.24	1.42%	812,967
Jan 30, 2026	111.62	111.94	108.63	108.70	108.70	-2.56%	859,355
Jan 29, 2026	111.25	111.82	110.27	111.56	111.56	0.88%	675,305
Jan 28, 2026	110.95	111.52	109.39	110.59	110.59	-0.32%	640,552
Jan 27, 2026	109.59	111.05	108.79	110.95	110.95	1.20%	645,400
Jan 26, 2026	109.88	110.24	108.82	109.63	109.63	0.05%	633,765
Jan 23, 2026	111.56	111.56	108.85	109.57	109.57	-1.31%	620,932
Jan 22, 2026	111.35	111.62	110.28	111.03	111.03	0.06%	731,366
Jan 21, 2026	110.35	113.31	109.50	110.96	110.96	1.44%	1,117,437
Jan 20, 2026	109.00	110.50	108.37	109.38	109.38	-0.74%	951,675
Jan 16, 2026	111.34	112.06	109.74	110.20	110.20	-1.21%	820,556
Jan 15, 2026	109.15	112.21	107.69	111.55	111.55	3.31%	1,092,180
Jan 14, 2026	106.58	109.40	105.77	107.98	107.98	1.91%	937,846
Jan 13, 2026	105.61	106.19	104.89	105.96	105.96	0.59%	651,352
Jan 12, 2026	103.42	105.45	103.28	105.34	105.34	1.05%	647,453
Jan 9, 2026	102.70	104.62	102.36	104.25	104.25	2.03%	723,598
Jan 8, 2026	99.13	103.75	99.13	102.18	102.18	2.73%	1,007,890
Jan 7, 2026	101.22	101.80	99.33	99.46	99.46	-2.09%	812,501
Jan 6, 2026	97.64	102.05	97.64	101.58	101.58	3.68%	1,000,575
Jan 5, 2026	98.28	100.49	97.92	97.97	97.97	-0.98%	785,437
Jan 2, 2026	98.10	99.35	97.72	98.94	98.94	1.06%	696,953
Dec 31, 2025	98.79	98.79	97.87	97.90	97.90	-1.02%	623,564
Dec 30, 2025	99.64	100.18	98.87	98.91	98.91	-0.94%	525,774
Dec 29, 2025	100.90	101.09	99.66	99.85	99.85	-1.07%	697,448
Dec 26, 2025	100.82	101.06	99.88	100.93	100.93	0.13%	331,763
Dec 24, 2025	100.73	101.15	99.93	100.80	100.80	0.32%	304,863
Dec 23, 2025	100.27	100.80	99.54	100.48	100.48	-0.27%	593,858
Dec 22, 2025	99.26	101.18	98.74	100.75	100.75	2.06%	776,672
Dec 19, 2025	99.47	100.00	98.50	98.72	98.72	-0.57%	1,932,644
Dec 18, 2025	99.03	100.66	98.28	99.29	99.29	1.00%	1,183,718