ATI Inc ATI
Open calendar →ATI Inc. Common Stock · Company · NYSE
USD closing-price chart (daily close from yfinance · Last year)
USD 92.46 → 195.59 · 111.5%
Numbered dotted lines mark the filtered filings under Announcement Events below.
Price & SEC Filing History 22 Jul 2025 — 23 Jul 2026 (Last year)
Daily NYSE prices are sourced from yfinance. Yellow highlighting marks an intraday rise or a gap up between adjacent trading sessions. SEC acceptance times are converted to US Eastern time: pre-market filings appear below that day’s OHLCV row; filings accepted after the 09:30 ET open appear above it. The SEC does not publish an exact first-public-availability timestamp, so acceptance time is the best available proxy.
Date
Open
High
Low
Close
Volume
No data yet
195.0100
198.8800
194.0010
195.5900
938,788
189.3500
197.5400
186.6400
197.2100
1,396,500
188.9600
190.4300
184.1200
186.2400
1,448,700
Weekend
Weekend
180.8000
188.3400
177.0000
186.1700
1,224,900
189.4700
191.8900
182.5900
185.5100
1,694,700
189.3500
194.0100
188.1200
193.5900
2,015,800
188.2600
195.0000
186.4600
189.4400
1,699,300
185.0500
187.5200
183.0500
183.7500
1,164,200
Weekend
Weekend
187.9700
188.4900
183.2800
187.0400
644,800
189.4700
191.7200
188.0400
188.3600
821,000
180.7800
185.8900
179.0600
185.6000
1,352,700
188.1300
191.4000
178.7100
183.2600
1,658,100
189.4000
194.4000
189.2600
192.0600
1,219,300
Weekend
Weekend
No trading
193.5000
195.6400
184.5000
188.1000
1,307,600
195.1400
196.5500
191.0900
192.1700
1,260,800
199.2000
200.7300
194.6700
197.1000
1,435,500
195.0600
199.9500
194.5700
197.7100
1,479,600
Weekend
Weekend
197.6900
198.9500
193.2900
197.4000
5,621,600
200.5500
204.5000
197.1900
199.5000
1,639,500
197.2100
202.5000
195.5000
197.5900
1,873,400
197.4800
204.5800
194.6500
199.6000
1,646,500
202.4800
205.3100
200.0000
204.0900
1,584,200
Weekend
Weekend
No trading
200.0400
202.8500
196.3700
201.3400
3,100,700
196.7900
201.5400
195.0000
196.8600
1,504,100
197.2200
199.0500
194.7100
196.3100
1,551,700
202.8100
202.8100
195.0000
195.8100
1,963,100
Weekend
Weekend
200.4700
203.6000
194.5000
198.4800
2,787,900
186.9600
199.5700
185.8900
199.5000
2,594,800
184.6800
190.3300
182.6400
183.3700
2,222,300
183.2600
189.7000
177.3400
187.1300
2,210,300
21 · 8-K
After-hours · 16:15 ET
8-K ↗
178.7000
180.9700
176.5400
180.1400
957,700
Weekend
Weekend
178.2000
182.5000
175.6600
177.4700
1,274,400
20 · 424B5
After-hours · 17:04 ET
424B5 ↗
177.2400
182.3400
176.4700
181.1000
1,181,100
19 · 8-K
After-hours · 17:12 ET
8-K ↗
176.5100
181.8600
174.9500
179.9400
1,724,500
18 · 8-K
Pre-market · 08:47 ET
8-K ↗
17 · 424B3
Pre-market · 08:29 ET
424B3 ↗
177.4000
183.3000
176.5300
178.4800
1,414,400
172.1500
181.0200
170.7900
178.9800
1,788,400
Weekend
Weekend
171.0000
177.2700
170.8600
175.1600
3,088,800
169.2400
170.9500
167.2600
170.5300
1,030,100
169.3400
171.4100
165.0000
169.8400
1,550,400
165.0000
169.7000
164.0000
168.7600
1,910,900
No trading
Weekend
Weekend
161.0600
164.3700
159.1100
162.2900
1,681,700
153.0000
161.4300
150.8200
160.4100
1,561,400
152.4400
155.0700
151.1100
153.7300
1,673,700
16 · 8-K
After-hours · 16:05 ET
8-K ↗
149.1300
151.9300
146.3400
150.4400
1,749,100
156.5300
157.0300
148.8600
149.6200
1,686,000
Weekend
Weekend
159.3000
160.6900
154.0200
154.2200
1,369,900
166.0000
167.4000
162.3900
162.5700
1,101,500
161.3200
166.9600
159.0200
164.8300
1,987,200
159.9300
162.4000
156.8000
161.0100
1,268,700
156.0000
161.4400
153.0300
161.1600
1,397,600
Weekend
Weekend
164.5800
164.5800
156.6100
158.3900
2,594,300
169.7300
171.1100
161.4600
162.6600
3,406,500
160.1800
165.2300
159.0000
165.0800
2,704,100
156.7600
157.0000
153.0000
155.3500
1,268,600
154.8500
155.6100
152.3700
153.8900
1,353,400
Weekend
Weekend
157.1400
158.3100
151.8200
155.2600
1,465,400
15 · 10-Q
After market open · 11:52 ET
10-Q ↗
146.4300
155.7200
146.3900
155.4600
2,241,200
14 · 8-K
Pre-market · 07:33 ET
8-K ↗
155.0000
155.0500
142.3500
146.2300
2,908,700
152.4000
154.8500
149.6900
151.7000
1,233,700
154.8000
154.9900
149.5100
153.4500
1,227,200
Weekend
Weekend
153.7500
155.3700
149.7200
154.2600
2,011,300
154.9200
157.5000
149.8000
154.0500
2,729,300
160.9600
161.3900
148.0400
153.3000
2,297,000
164.1200
166.6100
157.5200
158.9500
1,798,900
162.8900
164.7000
160.0000
164.0600
1,046,500
Weekend
Weekend
160.0700
165.0300
160.0700
164.6600
1,782,000
156.8100
158.5200
154.3900
155.8300
1,609,700
162.9000
163.8500
156.6700
156.8300
2,291,500
165.0000
165.2800
162.5700
163.0300
895,200
162.1000
164.2300
160.6700
163.7800
968,600
Weekend
Weekend
159.2000
162.2600
158.0100
162.2100
1,270,900
156.8000
163.3000
156.0200
159.6300
1,879,800
157.5200
159.4600
155.2400
156.3900
2,657,600
147.2600
149.6100
145.8900
147.2800
1,067,000
147.4700
149.0500
145.4500
147.9600
977,500
Weekend
Weekend
No trading
147.1600
152.3100
146.0000
146.6300
2,211,900
150.3000
155.4100
149.9000
151.2500
3,420,300
139.7300
146.1800
137.2200
145.4600
2,756,400
142.4100
142.5400
135.4800
135.5000
2,015,100
Weekend
Weekend
141.9000
143.5000
139.9400
140.4300
1,499,800
146.4000
147.7900
142.4700
143.9400
1,840,200
152.0000
152.1200
148.4600
149.0000
2,240,100
13 · DEFA14A
After market open · 13:11 ET
DEFA14A ↗
12 · DEF 14A
After market open · 13:09 ET
DEF 14A ↗
145.8200
151.5100
144.4800
149.5900
2,957,300
146.0000
151.8200
145.6900
146.3800
1,645,800
Weekend
Weekend
145.7900
148.0700
139.8300
141.8000
3,402,200
144.7600
149.0600
141.8800
147.5400
1,705,600
149.0200
152.0000
148.7000
149.6400
1,266,100
148.2600
149.6000
147.0700
148.8300
1,697,700
144.9000
148.4600
144.9000
147.4800
1,652,700
Weekend
Weekend
148.0600
149.2200
139.8900
141.9700
2,033,900
156.1300
156.1300
143.2200
146.1000
3,360,900
157.0300
159.7000
154.9400
157.4700
872,900
156.2900
162.5400
156.2900
158.9700
1,876,100
150.1700
156.9200
148.0000
156.7000
2,520,300
Weekend
Weekend
150.8100
152.3300
148.1000
150.0900
3,059,300
159.9000
161.0000
151.4000
154.1800
2,391,300
159.5700
161.9600
157.6000
161.8200
1,663,000
162.3100
162.5100
154.5000
156.9600
3,011,500
163.3000
168.1400
159.8600
166.4200
2,090,100
Weekend
Weekend
161.9700
163.8900
158.9200
163.5900
2,107,400
160.9600
163.5900
157.8200
163.5500
1,750,600
161.7000
164.2600
159.2000
160.0200
2,575,600
158.1100
162.0000
157.0700
161.0400
2,792,500
157.3000
159.8300
156.5000
159.2700
2,618,900
Weekend
Weekend
11 · 10-K
After market open · 15:06 ET
10-K ↗
152.4700
158.9900
151.9500
158.8700
3,259,800
150.5400
153.7500
149.6400
152.8400
2,563,200
10 · 8-K
Pre-market · 08:08 ET
8-K ↗
147.8400
149.0800
146.8500
148.5700
1,909,500
143.4600
146.9400
143.1200
146.7500
2,010,800
No trading
Weekend
Weekend
139.1400
143.9800
139.1400
143.9300
2,251,700
140.0000
144.5000
137.7600
139.8100
2,482,500
138.7800
139.7500
134.8300
138.7200
1,870,900
135.9000
137.7400
133.7300
137.0400
1,969,600
134.9100
136.7600
133.2000
135.6600
1,697,000
Weekend
Weekend
130.5900
135.6800
130.5900
133.5700
2,442,700
125.8900
132.9200
125.5000
128.6700
2,853,900
129.0500
129.2800
123.3100
127.5000
4,149,000
128.0000
137.0000
122.6000
128.3400
5,326,100
9 · 8-K
Pre-market · 07:37 ET
8-K ↗
119.4400
121.8100
119.1200
121.7700
2,543,300
Weekend
Weekend
120.2200
124.5000
119.6200
120.3000
1,955,200
121.7000
123.1100
117.1900
121.7200
2,713,600
124.2500
124.7600
121.4400
121.7200
1,959,000
123.3600
125.9000
122.4500
124.1500
886,200
123.5600
124.1900
121.0000
123.3600
1,195,600
Weekend
Weekend
123.5700
124.3800
122.6000
123.5500
1,428,600
125.6300
126.0100
122.1400
123.1100
1,061,600
123.9500
124.8300
122.1100
124.6700
1,399,100
124.0400
125.9200
122.0300
123.2800
1,662,200
No trading
Weekend
Weekend
125.6400
126.4800
124.0000
124.3500
1,163,500
125.5200
127.1100
124.7900
125.3900
1,336,500
124.5900
124.7800
120.6800
123.2400
1,549,500
124.6800
125.4500
123.2000
124.4200
1,176,800
123.9000
124.8500
122.5900
123.4600
1,232,200
Weekend
Weekend
120.5000
124.9200
119.5000
122.3000
1,103,500
123.0000
123.9600
115.8000
118.5900
1,914,800
121.9100
122.5000
120.2500
120.8400
1,328,200
119.9200
121.4200
116.2400
120.8600
2,053,700
120.0000
122.5700
119.6000
119.9000
1,343,300
Weekend
Weekend
115.3400
119.4300
114.7500
119.2000
843,000
No trading
116.7200
116.7200
114.6200
114.7600
969,100
116.9400
117.4700
115.9100
116.1700
735,700
116.1600
117.0900
115.7900
116.6300
580,900
Weekend
Weekend
116.6400
117.3600
115.0000
116.9500
479,600
No trading
116.8400
117.4800
116.0200
116.6400
455,300
115.1200
116.9500
114.0000
116.2100
822,600
114.8000
116.7200
114.0000
115.7600
1,751,500
Weekend
Weekend
111.2700
113.5700
110.8600
113.2800
3,276,800
109.2200
110.7100
108.1500
109.7600
1,335,700
108.6200
110.4100
107.3300
107.8900
1,155,500
107.8500
109.2700
107.1000
108.6600
1,416,800
109.0000
110.8500
107.7500
108.7200
1,696,600
Weekend
Weekend
110.7200
110.7900
107.9000
108.9600
1,834,200
105.6300
111.2200
105.0100
110.6500
3,033,600
100.1000
105.7200
99.4300
104.7300
3,188,500
99.6000
101.0800
98.1000
99.4200
1,756,600
99.5000
102.6700
99.1600
99.6400
1,925,900
8 · 8-K
Pre-market · 08:56 ET
8-K ↗
Weekend
Weekend
101.2600
101.2600
99.0000
100.4100
906,500
98.0800
100.4600
97.6000
100.4000
1,141,700
99.1600
100.6500
97.1400
98.3700
1,248,100
99.9200
100.0300
98.2200
98.6600
602,400
99.5100
100.1800
98.2300
99.1400
1,112,400
Weekend
Weekend
101.8100
101.8100
99.9400
100.8000
402,300
No trading
99.3700
101.2400
98.6900
100.3000
1,425,200
97.8800
99.3700
95.1400
99.2900
1,373,400
96.4200
97.6900
95.3200
97.6300
1,150,700
Weekend
Weekend
94.8000
97.1600
93.1100
96.4700
1,264,000
100.0000
100.5000
93.9200
94.8000
1,347,300
97.6100
100.6500
97.3600
98.1200
1,456,000
97.7700
99.3000
96.5100
98.1800
1,068,100
7 · 8-K
Pre-market · 08:41 ET
8-K ↗
99.6400
101.5100
98.2200
98.7500
1,366,500
Weekend
Weekend
96.0400
100.4100
95.2000
99.3700
1,170,300
100.9800
101.1100
97.5100
98.5600
1,085,100
98.0900
99.8000
97.4000
99.0800
1,312,400
97.9900
98.3500
96.0400
97.9100
863,200
98.7900
99.0000
95.9800
98.1000
948,200
Weekend
Weekend
95.0600
97.7200
93.8700
97.6500
1,216,900
96.7200
97.0900
95.5200
96.2100
1,198,300
95.8000
97.5700
95.0200
96.4900
1,171,200
96.0700
98.2900
94.9700
96.0200
1,211,300
99.0700
99.9200
97.5800
98.6100
1,530,600
Weekend
Weekend
101.5100
101.5100
97.7400
98.9700
1,880,400
103.2800
103.4300
100.7000
101.1800
2,261,000
100.0000
103.6100
98.1300
103.0000
2,414,400
6 · 10-Q
After market open · 13:41 ET
10-Q ↗
99.4000
103.6400
97.4400
98.5300
3,802,700
5 · 8-K
Pre-market · 07:45 ET
8-K ↗
91.3700
91.9900
90.0000
91.7100
2,362,800
Weekend
Weekend
90.0000
91.0800
89.2000
89.2500
1,666,900
83.1600
89.7500
83.1500
89.5500
2,890,400
84.4200
84.8000
81.3400
82.1600
1,194,300
81.4700
84.4600
81.4700
84.3200
1,525,800
81.8000
82.1200
79.7600
81.4100
927,400
Weekend
Weekend
80.2600
81.0200
79.2900
80.3300
1,347,000
83.8200
83.9700
80.0300
81.2200
1,098,700
85.8700
86.3200
82.5100
83.3200
1,515,100
81.8000
84.8800
80.8800
84.7800
1,138,900
81.7000
83.2300
81.0400
82.9800
1,048,500
Weekend
Weekend
82.2700
82.7000
79.7200
80.0400
1,049,100
84.3500
84.6000
82.0600
82.2800
734,600
83.0800
84.1800
82.7900
83.9300
795,800
83.9300
83.9300
81.5700
83.5100
1,207,700
82.0000
84.9100
81.9000
83.6700
1,780,400
Weekend
Weekend
83.1000
83.1000
80.9100
81.2800
1,121,800
83.1300
83.8600
80.6500
82.5200
1,117,700
80.3300
83.1000
80.3300
83.0100
1,143,000
79.3600
81.6400
79.3000
81.3400
1,972,900
83.3900
84.6100
76.7800
79.2600
4,271,200
Weekend
Weekend
78.6300
83.4900
77.6400
82.8100
2,604,400
4 · 8-K
After-hours · 16:58 ET
8-K ↗
76.2400
77.8000
75.0200
77.4100
1,509,700
78.6900
78.9900
76.9800
77.0100
1,013,100
79.7700
80.3100
77.7200
78.0900
1,615,100
80.3300
80.5600
79.0800
79.8700
1,099,900
Weekend
Weekend
80.4800
80.8700
78.8200
80.7300
3,266,600
78.7000
81.0200
78.3200
80.4800
1,389,400
79.9300
80.5100
77.2600
78.4400
1,271,200
78.5000
79.5000
77.4300
79.4700
1,681,900
76.2600
77.4900
75.6100
77.4500
1,452,200
Weekend
Weekend
76.4300
76.9200
75.5700
76.1400
1,374,500
76.4800
76.6800
75.2500
75.9800
1,531,500
75.4800
77.2400
75.3600
76.3900
2,156,500
3 · 8-K
Pre-market · 07:39 ET
8-K ↗
77.5200
77.9300
74.4500
74.8800
1,424,000
77.9300
78.2200
76.6800
77.5000
1,714,100
Weekend
Weekend
77.5100
77.9300
75.0300
77.6300
1,820,800
76.2600
77.6900
75.7900
77.1600
1,359,700
78.3900
79.1400
74.5800
76.5100
1,786,600
76.2500
78.7700
75.5200
78.3600
1,799,400
No trading
Weekend
Weekend
78.5400
78.9600
76.5900
77.5400
2,165,300
76.8600
78.5800
76.7600
78.4700
1,369,800
76.4000
77.3400
76.2600
76.7600
1,837,100
73.5700
76.8800
73.1000
76.4800
3,047,600
73.4900
74.4400
73.0000
73.1700
1,002,500
Weekend
Weekend
71.9400
74.0000
71.9400
73.7100
1,756,800
70.9300
72.7200
70.8500
71.8000
1,058,400
71.8600
71.9300
70.4200
71.3400
1,286,200
72.2500
72.7800
71.5000
72.0500
2,005,300
72.6200
73.0000
71.4800
72.5600
1,840,400
Weekend
Weekend
73.7700
73.9200
71.8100
72.4600
1,936,900
75.0500
75.2000
73.8400
74.0200
1,648,300
76.0800
76.5900
72.9100
75.3200
2,446,700
74.0100
75.6500
73.0900
75.4800
1,804,700
73.0900
73.4300
72.1900
72.9200
1,986,400
Weekend
Weekend
75.7000
75.7000
72.5300
73.0400
1,725,600
74.9400
75.4100
72.5800
73.7400
1,901,100
74.3500
75.1600
73.4300
74.4700
2,390,100
76.5800
77.0000
73.7700
74.4700
3,036,300
77.6200
78.7400
75.0100
75.6400
2,963,200
Weekend
Weekend
75.4900
77.0500
74.0000
76.7200
3,713,000
2 · 10-Q
After market open · 15:19 ET
10-Q ↗
85.2500
86.9300
76.2000
76.9400
8,394,600
1 · 8-K
Pre-market · 07:36 ET
8-K ↗
94.4200
95.4100
93.9200
94.2400
3,268,900
95.9000
96.1400
93.9400
94.1100
1,667,600
96.0000
96.2000
94.7000
95.5200
1,791,600
Weekend
Weekend
93.7800
95.1700
93.3100
94.9900
858,200
94.0000
94.8100
92.9400
93.2700
1,766,600
93.0200
94.8700
93.0200
94.0900
1,067,600
92.3300
92.7000
89.6200
92.4600
1,736,800
Announcement Events
Each title opens the filing on the SEC website. Registered users can summarise the filing and up to seven relevant exhibits linked within the same SEC submission.