ATI Insider Trading
Form 4 insider transactions for ATI over the last 6 months. Buys, sells and grants by directors and officers.
| Insider | Date | Type | Shares | Price |
|---|---|---|---|---|
| Harris Timothy JSenior VP and CDIO | Sep 21, 2026 | Sell | 9,000 | $191.82 |
| Harris Timothy JSenior VP and CDIO | Sep 14, 2026 | Sell | 16,500 | $193.06 |
| Harris Timothy JSenior VP and CDIO | Sep 8, 2026 | Sell | 16,500 | $207.54 |
| Morehouse David J | Sep 2, 2026 | Sell | 2,485 | $201.61 |
| Harris Timothy JSenior VP and CDIO | Aug 31, 2026 | Sell | 16,500 | $210.01 |
| Harris Timothy JSenior VP and CDIO | Aug 24, 2026 | Sell | 16,500 | $206.92 |
| Fields Kimberly AChair, President and CEO | Aug 17, 2026 | Sell | 24,845 | $231.19 |
| Fields Kimberly AChair, President and CEO | Jul 28, 2026 | Sell | 31,757 | $190.99 |
| Fields Kimberly AChair, President and CEO | Jul 7, 2026 | Sell | 37,800 | $183.04 |
| Foster James RobertSVP, Finance and CFO | Jul 1, 2026 | Option exercise | 163 | $193.82 |
| Fields Kimberly AChair, President and CEO | Jun 24, 2026 | Sell | 3,783 | $197.21 |
| Fields Kimberly AChair, President and CEO | Jun 23, 2026 | Sell | 3,641 | $197.48 |
| Fields Kimberly AChair, President and CEO | Jun 22, 2026 | Sell | 13,269 | $202.48 |
| Fields Kimberly AChair, President and CEO | Jun 2, 2026 | Sell | 59,749 | $179.07 |
| BALL M LEROY | May 19, 2026 | Grant / award | 905 | — |
| Carlisle Herbert J | May 19, 2026 | Grant / award | 905 | — |
| Corvi Carolyn | May 19, 2026 | Grant / award | 905 | — |
| Hess David P | May 19, 2026 | Grant / award | 905 | — |
| Kah Marianne | May 19, 2026 | Grant / award | 905 | — |
| Lund Elizabeth Hefley | May 19, 2026 | Grant / award | 905 | — |
| Lydon-Rodgers Jean | May 19, 2026 | Grant / award | 905 | — |
| Morehouse David J | May 19, 2026 | Grant / award | 1,743 | — |
| Sharma Ruby | May 19, 2026 | Grant / award | 905 | — |
| Fields Kimberly APresident, CEO and Director | May 11, 2026 | Sell | 40,000 | $159.21 |
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Source: SEC EDGAR Form 4 filings.