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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.

DateInsiderActionSharesPriceValue
Mar 9, 2026Morehouse David JDirectorSell5,324$154.53$823K
Mar 9, 2026Morehouse David JDirectorSell1,285$153.11$197K
Feb 17, 2026Wetherbee Robert SExecutive ChairmanSell28,724$146.07$4.2M
Feb 17, 2026Wetherbee Robert SExecutive ChairmanSell12,435$144.01$1.8M
Feb 17, 2026Wetherbee Robert SExecutive ChairmanSell8,403$145.17$1.2M
Feb 10, 2026Wetherbee Robert SExecutive ChairmanSell10,438$146.67$1.5M
Dec 18, 2025Wetherbee Robert SExecutive ChairmanSell47,355$109.57$5.2M
Dec 18, 2025Wetherbee Robert SExecutive ChairmanSell6,507$108.86$708K
Dec 18, 2025Wetherbee Robert SExecutive ChairmanSell6,158$110.34$679K
Nov 25, 2025Harris Timothy JSenior VP and CDIOSell10,542$97.88$1.0M
Nov 21, 2025Busch Tina KilloughSVP, CHROSell2,598$93.26$242K
Nov 18, 2025Wetherbee Robert SExecutive ChairmanSell26,998$98.80$2.7M
Nov 18, 2025Wetherbee Robert SExecutive ChairmanSell24,711$98.21$2.4M
Nov 18, 2025Harris Timothy JSenior VP and CDIOSell10,542$97.77$1.0M
Nov 18, 2025Wetherbee Robert SExecutive ChairmanSell8,291$97.20$806K
Nov 11, 2025Harris Timothy JSenior VP and CDIOSell10,543$97.69$1.0M
Nov 4, 2025Harris Timothy JSenior VP and CDIOSell10,543$96.07$1.0M
Oct 15, 2025Fields Kimberly APresident, CEO and DirectorSell21,153$85.87$1.8M
Oct 6, 2025Fields Kimberly APresident, CEO and DirectorSell21,154$82.03$1.7M

Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.

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