ATI Inc. Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Feb 6, 2026	130.59	135.68	130.59	133.57	133.57	3.81%	2,421,862
Feb 5, 2026	125.89	132.92	125.50	128.67	128.67	0.92%	2,850,016
Feb 4, 2026	129.05	129.28	123.31	127.50	127.50	-0.65%	3,499,206
Feb 3, 2026	128.00	137.00	122.60	128.34	128.34	5.40%	5,297,836
Feb 2, 2026	119.44	121.81	119.12	121.77	121.77	1.22%	2,517,256
Jan 30, 2026	120.22	124.50	119.62	120.30	120.30	-1.17%	1,939,065
Jan 29, 2026	121.70	123.11	117.19	121.72	121.72	-	2,602,917
Jan 28, 2026	124.25	124.76	121.44	121.72	121.72	-1.96%	1,957,140
Jan 27, 2026	123.36	125.90	122.45	124.15	124.15	0.64%	885,846
Jan 26, 2026	123.56	124.19	121.00	123.36	123.36	-0.15%	1,195,304
Jan 23, 2026	123.57	124.38	122.60	123.55	123.55	0.36%	1,427,745
Jan 22, 2026	125.63	126.01	122.14	123.11	123.11	-1.25%	1,060,990
Jan 21, 2026	123.95	124.83	122.11	124.67	124.67	1.13%	1,397,805
Jan 20, 2026	124.04	125.92	122.03	123.28	123.28	-0.86%	1,661,798
Jan 16, 2026	125.64	126.48	124.00	124.35	124.35	-0.83%	1,158,159
Jan 15, 2026	125.52	127.11	124.79	125.39	125.39	1.74%	1,334,673
Jan 14, 2026	124.59	124.78	120.68	123.24	123.24	-0.95%	1,549,311
Jan 13, 2026	124.68	125.45	123.20	124.42	124.42	0.78%	1,176,706
Jan 12, 2026	123.90	124.85	122.59	123.46	123.46	0.95%	1,231,840
Jan 9, 2026	120.50	124.92	119.50	122.30	122.30	3.13%	1,102,532
Jan 8, 2026	123.00	123.96	115.80	118.59	118.59	-1.86%	1,914,609
Jan 7, 2026	121.91	122.50	120.25	120.84	120.84	-0.02%	1,326,049
Jan 6, 2026	119.92	121.42	116.24	120.86	120.86	0.80%	2,050,809
Jan 5, 2026	120.00	122.57	119.60	119.90	119.90	0.59%	1,343,219
Jan 2, 2026	115.34	119.43	114.75	119.20	119.20	3.87%	842,743
Dec 31, 2025	116.72	116.72	114.62	114.76	114.76	-1.21%	946,264
Dec 30, 2025	116.94	117.47	115.91	116.17	116.17	-0.39%	722,883
Dec 29, 2025	116.16	117.09	115.79	116.63	116.63	-0.27%	575,513
Dec 26, 2025	116.64	117.36	115.00	116.95	116.95	0.27%	475,017
Dec 24, 2025	116.84	117.48	116.02	116.64	116.64	0.37%	451,298
Dec 23, 2025	115.12	116.95	114.00	116.21	116.21	0.39%	822,056
Dec 22, 2025	114.80	116.72	114.00	115.76	115.76	2.19%	1,724,656
Dec 19, 2025	111.27	113.57	110.86	113.28	113.28	3.21%	3,212,546
Dec 18, 2025	109.22	110.71	108.15	109.76	109.76	1.73%	1,335,663
Dec 17, 2025	108.62	110.41	107.33	107.89	107.89	-0.71%	1,155,550
Dec 16, 2025	107.85	109.27	107.10	108.66	108.66	-0.06%	1,416,827
Dec 15, 2025	109.00	110.85	107.75	108.72	108.72	-0.22%	1,696,619
Dec 12, 2025	110.72	110.79	107.90	108.96	108.96	-1.53%	1,834,337
Dec 11, 2025	105.63	111.22	105.01	110.65	110.65	5.65%	3,034,025
Dec 10, 2025	100.10	105.72	99.43	104.73	104.73	5.34%	3,188,811
Dec 9, 2025	99.60	101.08	98.10	99.42	99.42	-0.22%	1,756,659
Dec 8, 2025	99.50	102.67	99.16	99.64	99.64	-0.77%	1,925,948
Dec 5, 2025	101.26	101.26	99.00	100.41	100.41	0.01%	906,556
Dec 4, 2025	98.08	100.46	97.60	100.40	100.40	2.06%	1,141,727
Dec 3, 2025	99.16	100.65	97.14	98.37	98.37	-0.29%	1,248,128
Dec 2, 2025	99.92	100.03	98.22	98.66	98.66	-0.48%	602,438
Dec 1, 2025	99.51	100.18	98.23	99.14	99.14	-1.65%	1,112,431
Nov 28, 2025	101.81	101.81	99.94	100.80	100.80	0.50%	402,280
Nov 26, 2025	99.37	101.24	98.69	100.30	100.30	1.02%	1,425,200
Nov 25, 2025	97.88	99.37	95.14	99.29	99.29	1.70%	1,373,462