ATI Inc. Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
May 4, 2026	154.85	155.61	152.37	153.89	153.89	-0.88%	1,342,503
May 1, 2026	157.14	158.31	151.82	155.26	155.26	-0.13%	1,455,952
Apr 30, 2026	146.43	155.72	146.39	155.46	155.46	6.31%	2,221,614
Apr 29, 2026	155.00	155.05	142.35	146.23	146.23	-3.61%	2,865,796
Apr 28, 2026	152.40	154.85	149.69	151.70	151.70	-1.14%	1,212,922
Apr 27, 2026	154.80	154.99	149.51	153.45	153.45	-0.53%	1,214,932
Apr 24, 2026	153.75	155.37	149.72	154.26	154.26	0.14%	2,001,814
Apr 23, 2026	154.92	157.50	149.80	154.05	154.05	0.49%	2,727,118
Apr 22, 2026	160.96	161.39	148.04	153.30	153.30	-3.55%	2,278,015
Apr 21, 2026	164.12	166.61	157.52	158.95	158.95	-3.11%	1,792,855
Apr 20, 2026	162.89	164.70	160.00	164.06	164.06	-0.36%	1,045,827
Apr 17, 2026	160.07	165.03	160.07	164.66	164.66	5.67%	1,779,803
Apr 16, 2026	156.81	158.52	154.39	155.83	155.83	-0.64%	1,526,639
Apr 15, 2026	162.90	163.85	156.67	156.83	156.83	-3.80%	2,290,172
Apr 14, 2026	165.00	165.28	162.57	163.03	163.03	-0.46%	894,742
Apr 13, 2026	162.10	164.23	160.67	163.78	163.78	0.97%	968,153
Apr 10, 2026	159.20	162.26	158.01	162.21	162.21	1.62%	1,270,123
Apr 9, 2026	156.80	163.30	156.02	159.63	159.63	2.07%	1,855,025
Apr 8, 2026	157.52	159.46	155.24	156.39	156.39	6.19%	2,554,520
Apr 7, 2026	147.26	149.61	145.89	147.28	147.28	-0.46%	1,062,966
Apr 6, 2026	147.47	149.05	145.45	147.96	147.96	0.91%	977,469
Apr 2, 2026	147.16	152.31	146.00	146.63	146.63	-3.05%	2,210,609
Apr 1, 2026	150.30	155.41	149.90	151.25	151.25	3.98%	3,408,289
Mar 31, 2026	139.73	146.18	137.22	145.46	145.46	7.35%	2,753,002
Mar 30, 2026	142.41	142.54	135.48	135.50	135.50	-3.51%	2,010,829
Mar 27, 2026	141.90	143.50	139.94	140.43	140.43	-2.44%	1,468,742
Mar 26, 2026	146.40	147.79	142.47	143.94	143.94	-3.40%	1,805,359
Mar 25, 2026	152.00	152.12	148.46	149.00	149.00	-0.39%	2,167,300
Mar 24, 2026	145.82	151.51	144.48	149.59	149.59	2.19%	2,908,227
Mar 23, 2026	146.00	151.82	145.69	146.38	146.38	3.23%	1,645,591
Mar 20, 2026	145.79	148.07	139.83	141.80	141.80	-3.89%	3,317,177
Mar 19, 2026	144.76	149.06	141.88	147.54	147.54	-1.40%	1,703,870
Mar 18, 2026	149.02	152.00	148.70	149.64	149.64	0.54%	1,254,785
Mar 17, 2026	148.26	149.60	147.07	148.83	148.83	0.92%	1,577,979
Mar 16, 2026	144.90	148.46	144.90	147.48	147.48	3.88%	1,652,133
Mar 13, 2026	148.06	149.22	139.89	141.97	141.97	-2.83%	2,033,662
Mar 12, 2026	156.13	156.13	143.22	146.10	146.10	-7.22%	3,359,024
Mar 11, 2026	157.03	159.70	154.94	157.47	157.47	-0.94%	872,444
Mar 10, 2026	156.29	162.54	156.29	158.97	158.97	1.45%	1,815,615
Mar 9, 2026	150.17	156.92	148.00	156.70	156.70	4.40%	2,473,396
Mar 6, 2026	150.81	152.33	148.10	150.09	150.09	-2.65%	3,057,596
Mar 5, 2026	159.90	161.00	151.40	154.18	154.18	-4.72%	2,318,189
Mar 4, 2026	159.57	161.96	157.60	161.82	161.82	3.10%	1,628,982
Mar 3, 2026	162.31	162.51	154.50	156.96	156.96	-5.68%	2,899,390
Mar 2, 2026	163.30	168.14	159.86	166.42	166.42	1.73%	1,998,761
Feb 27, 2026	161.97	163.89	158.92	163.59	163.59	0.02%	2,107,391
Feb 26, 2026	160.96	163.59	157.82	163.55	163.55	2.21%	1,751,000
Feb 25, 2026	161.70	164.26	159.20	160.02	160.02	-0.63%	2,576,049
Feb 24, 2026	158.11	162.00	157.07	161.04	161.04	1.11%	2,792,719
Feb 23, 2026	157.30	159.83	156.50	159.27	159.27	0.25%	2,618,943