ALSN Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Oct 23, 2026	108.26	109.04	105.33	106.64	106.64	-2.67%	354,234
Oct 22, 2026	109.51	109.88	106.24	109.57	109.57	-1.23%	668,573
Oct 21, 2026	110.20	111.13	108.91	110.94	110.94	1.17%	519,999
Oct 20, 2026	109.80	111.21	107.89	109.66	109.66	-0.99%	553,807
Oct 19, 2026	112.54	112.98	110.38	110.76	110.76	-0.93%	561,094
Oct 16, 2026	113.23	114.34	111.03	111.80	111.80	-0.67%	501,683
Oct 15, 2026	110.75	112.74	109.44	112.55	112.55	1.67%	509,836
Oct 14, 2026	110.55	111.89	109.20	110.70	110.70	-0.82%	492,442
Oct 13, 2026	112.90	113.54	110.05	111.62	111.62	0.13%	426,319
Oct 12, 2026	110.58	114.36	110.58	111.47	111.47	1.47%	720,605
Oct 9, 2026	109.61	111.10	108.32	109.86	109.86	0.69%	772,981
Oct 8, 2026	108.77	109.71	105.10	109.11	109.11	-1.49%	988,721
Oct 7, 2026	113.19	113.93	109.37	110.76	110.76	-3.48%	748,394
Oct 6, 2026	116.61	117.56	114.49	114.75	114.75	-0.86%	683,262
Oct 5, 2026	117.59	118.73	114.38	115.75	115.75	-1.88%	787,250
Oct 2, 2026	117.88	119.08	116.89	117.97	117.97	1.45%	741,797
Oct 1, 2026	112.55	116.89	111.33	116.28	116.28	2.67%	772,802
Sep 30, 2026	113.37	114.27	112.10	113.26	113.26	0.22%	1,011,832
Sep 29, 2026	113.76	113.80	111.03	113.01	113.01	-0.57%	728,901
Sep 28, 2026	113.00	114.98	111.91	113.66	113.66	-0.18%	450,448
Sep 25, 2026	113.07	116.46	112.85	113.86	113.86	0.99%	662,421
Sep 24, 2026	114.00	114.00	111.46	112.74	112.74	-1.61%	680,359
Sep 23, 2026	114.78	115.63	112.57	114.59	114.59	-0.68%	638,893
Sep 22, 2026	119.95	120.97	113.25	115.38	115.38	-2.93%	1,096,974
Sep 21, 2026	118.53	120.77	117.77	118.86	118.86	1.50%	1,007,214
Sep 18, 2026	119.82	120.07	116.99	117.10	117.10	-2.22%	2,725,987
Sep 17, 2026	121.01	121.63	118.15	119.76	119.76	0.94%	660,810
Sep 16, 2026	123.20	123.95	117.50	118.64	118.64	-3.07%	633,051
Sep 15, 2026	124.19	124.59	122.24	122.40	122.40	-0.88%	612,970
Sep 14, 2026	123.66	124.27	121.77	123.49	123.49	-2.72%	674,260
Sep 11, 2026	129.59	129.59	126.69	126.94	126.94	-0.47%	498,831
Sep 10, 2026	126.30	127.91	124.21	127.54	127.54	-0.47%	665,133
Sep 9, 2026	129.41	131.31	127.59	128.14	128.14	-1.85%	627,892
Sep 8, 2026	131.11	132.41	130.21	130.56	130.56	-0.52%	674,767
Sep 4, 2026	128.16	131.37	128.16	131.24	131.24	2.18%	528,523
Sep 3, 2026	128.36	129.70	125.57	128.44	128.44	1.37%	530,965
Sep 2, 2026	122.56	128.22	120.58	126.71	126.71	3.26%	708,314
Sep 1, 2026	124.60	125.67	121.98	122.71	122.71	-2.39%	617,640
Aug 31, 2026	126.06	127.50	125.40	125.71	125.71	-0.48%	740,315
Aug 28, 2026	130.00	130.49	124.92	126.32	126.32	-2.20%	470,561
Aug 27, 2026	128.36	129.98	125.10	129.16	129.16	0.30%	702,687
Aug 26, 2026	132.11	134.66	128.59	128.78	128.78	-2.16%	859,613
Aug 25, 2026	131.80	132.16	129.87	131.62	131.62	0.18%	842,876
Aug 24, 2026	133.14	133.68	130.80	131.38	131.38	-1.39%	819,931
Aug 21, 2026	130.00	134.14	128.56	133.23	133.23	3.42%	1,116,370
Aug 20, 2026	123.62	129.46	123.13	129.12	128.83	3.44%	984,077
Aug 19, 2026	126.40	127.59	124.57	124.82	124.54	-0.50%	777,481
Aug 18, 2026	126.88	127.00	124.30	125.45	125.17	-1.31%	808,448
Aug 17, 2026	125.73	127.56	125.04	127.11	126.82	0.99%	622,438
Aug 14, 2026	123.40	125.97	122.66	125.87	125.59	2.40%	549,581