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ATINYSE
ATI INC
Steel Pipe & Tubes · DE · CIK 1018963
ATI Inc. produces specialty materials and components, highly differentiated by materials science expertise and advanced process technologies
$27.09B
Market cap
$197.71
Last close
+0.2%
1D
-3.1%
5D
1.5M
Volume
Price · last 39 sessions+28.5%
May 4L $149.62 · H $204.09Jun 29
334
Total filings
Jun 17, 2026
Last filing
12/28
Fiscal year end
11-K11-KJun 17, 202611-K11-KJun 17, 20268-KMaterial Agreement · New Debt / ObligationJun 8, 2026424B5424B5Jun 4, 20268-KCompany UpdateJun 3, 20268-KCompany UpdateJun 3, 20268-KShareholder VoteMay 19, 202610-Q10-QApr 30, 20268-KResults of OperationsApr 30, 2026DEFA14ADEFA14AMar 24, 2026DEF 14ADEF 14AMar 24, 202610-K10-KFeb 20, 20268-KCompany UpdateFeb 19, 20268-KResults of OperationsFeb 3, 20268-KExecutive ChangeDec 8, 20258-KExecutive ChangeNov 18, 202510-Q10-QOct 28, 20258-KResults of OperationsOct 28, 20258-KMaterial Agreement · New Debt / ObligationSep 25, 20258-KExecutive ChangeSep 10, 202510-Q10-QJul 31, 20258-KResults of OperationsJul 31, 20258-KMaterial Agreement · New Debt / ObligationJun 20, 202511-K11-KJun 13, 202511-K11-KJun 13, 20258-KBylaw Amendment · Shareholder VoteMay 21, 202510-Q10-QMay 1, 20258-KResults of OperationsMay 1, 2025DEFA14ADEFA14AMar 27, 2025DEF 14ADEF 14AMar 27, 202510-K10-KFeb 21, 20258-KResults of OperationsFeb 4, 2025SC 13GSC 13GNov 12, 202410-Q10-QOct 29, 20248-KResults of OperationsOct 29, 202410-Q10-QAug 6, 20248-KResults of OperationsAug 6, 202411-K11-KJun 7, 202411-K11-KJun 7, 20248-KShareholder VoteMay 20, 202410-Q10-QApr 30, 20248-KResults of OperationsApr 30, 2024DEFA14ADEFA14AMar 28, 2024DEF 14ADEF 14AMar 28, 20248-KCompany UpdateMar 14, 20248-KExecutive ChangeMar 7, 202410-K10-KFeb 23, 20248-KExecutive ChangeFeb 23, 20248-KResults of OperationsFeb 1, 20248-KReg FD Disclosure · Company UpdateJan 19, 20248-KExecutive ChangeJan 10, 20248-KReg FD DisclosureNov 29, 202310-Q10-QNov 2, 20238-KResults of OperationsNov 2, 20238-KCompany UpdateOct 18, 20238-KMaterial Agreement · New Debt / ObligationAug 11, 2023424B5424B5Aug 8, 20238-KCompany UpdateAug 7, 20238-KCompany UpdateAug 7, 202310-Q10-QAug 2, 20238-KResults of OperationsAug 2, 202311-K11-KJun 9, 202311-K11-KJun 9, 20238-KExecutive ChangeJun 6, 20238-KShareholder VoteMay 15, 202310-Q10-QMay 4, 20238-KResults of Operations · Company UpdateMay 4, 2023DEFA14ADEFA14AMar 27, 2023DEFA14ADEFA14AMar 24, 2023DEF 14ADEF 14AMar 24, 20238-KExecutive ChangeMar 2, 202310-K10-KFeb 24, 2023SC 13GSEC SCHEDULE 13GFeb 14, 2023SC 13GSEC SCHEDULE 13GFeb 13, 20238-KResults of OperationsFeb 2, 2023SC 13GSC 13GJan 20, 202310-Q10-QNov 3, 20228-KResults of OperationsNov 2, 20228-K/AExecutive ChangeOct 14, 20228-KExecutive ChangeSep 22, 2022
Insider Activity
In the 90 days to Mar 9, 2026: 2 sold $16.3M.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 9, 2026 | Morehouse David JDirector | Sell | 5,324 | $154.53 | $823K |
| Mar 9, 2026 | Morehouse David JDirector | Sell | 1,285 | $153.11 | $197K |
| Feb 17, 2026 | Wetherbee Robert SExecutive Chairman | Sell | 28,724 | $146.07 | $4.2M |
| Feb 17, 2026 | Wetherbee Robert SExecutive Chairman | Sell | 12,435 | $144.01 | $1.8M |
| Feb 17, 2026 | Wetherbee Robert SExecutive Chairman | Sell | 8,403 | $145.17 | $1.2M |
| Feb 10, 2026 | Wetherbee Robert SExecutive Chairman | Sell | 10,438 | $146.67 | $1.5M |
| Dec 18, 2025 | Wetherbee Robert SExecutive Chairman | Sell | 47,355 | $109.57 | $5.2M |
| Dec 18, 2025 | Wetherbee Robert SExecutive Chairman | Sell | 6,507 | $108.86 | $708K |
| Dec 18, 2025 | Wetherbee Robert SExecutive Chairman | Sell | 6,158 | $110.34 | $679K |
| Nov 25, 2025 | Harris Timothy JSenior VP and CDIO | Sell | 10,542 | $97.88 | $1.0M |
| Nov 21, 2025 | Busch Tina KilloughSVP, CHRO | Sell | 2,598 | $93.26 | $242K |
| Nov 18, 2025 | Wetherbee Robert SExecutive Chairman | Sell | 26,998 | $98.80 | $2.7M |
| Nov 18, 2025 | Wetherbee Robert SExecutive Chairman | Sell | 24,711 | $98.21 | $2.4M |
| Nov 18, 2025 | Harris Timothy JSenior VP and CDIO | Sell | 10,542 | $97.77 | $1.0M |
| Nov 18, 2025 | Wetherbee Robert SExecutive Chairman | Sell | 8,291 | $97.20 | $806K |
| Nov 11, 2025 | Harris Timothy JSenior VP and CDIO | Sell | 10,543 | $97.69 | $1.0M |
| Nov 4, 2025 | Harris Timothy JSenior VP and CDIO | Sell | 10,543 | $96.07 | $1.0M |
| Oct 15, 2025 | Fields Kimberly APresident, CEO and Director | Sell | 21,153 | $85.87 | $1.8M |
| Oct 6, 2025 | Fields Kimberly APresident, CEO and Director | Sell | 21,154 | $82.03 | $1.7M |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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