| Filed | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| 2026-09-02 | Harris Timothy J Senior VP and CDIO | Sold | 16,500 | $210.01 | $3.5M |
| 2026-08-26 | Harris Timothy J Senior VP and CDIO | Sold | 16,500 | $206.92 | $3.4M |
| 2026-08-19 | Fields Kimberly A Chair, President and CEO | Sold | 21,845 | $231.47 | $5.1M |
| 2026-07-30 | Fields Kimberly A Chair, President and CEO | Sold | 31,757 | $190.99 | $6.1M |
| 2026-07-09 | Fields Kimberly A Chair, President and CEO | Sold | 27,734 | $183.14 | $5.1M |
| 2026-06-24 | Fields Kimberly A Chair, President and CEO | Sold | 13,269 | $202.48 | $2.7M |
| 2026-06-04 | Fields Kimberly A Chair, President and CEO | Sold | 52,852 | $178.69 | $9.4M |
| 2026-05-12 | Fields Kimberly A President, CEO and Director | Sold | 27,182 | $160.24 | $4.4M |
| 2026-02-19 | WETHERBEE ROBERT S Executive Chairman | Sold | 60,000 | $145.62 | $8.7M |
| 2025-12-19 | WETHERBEE ROBERT S Executive Chairman | Sold | 47,355 | $109.57 | $5.2M |
| 2025-11-25 | Harris Timothy J Senior VP and CDIO | Sold | 10,542 | $97.88 | $1.0M |
| 2025-11-20 | WETHERBEE ROBERT S Executive Chairman | Sold | 51,709 | $98.52 | $5.1M |
| 2025-11-20 | Harris Timothy J Senior VP and CDIO | Sold | 10,542 | $97.77 | $1.0M |
| 2025-11-12 | Harris Timothy J Senior VP and CDIO | Sold | 10,543 | $97.69 | $1.0M |
| 2025-11-05 | Harris Timothy J Senior VP and CDIO | Sold | 10,543 | $96.07 | $1.0M |
| 2025-10-16 | Fields Kimberly A President, CEO and Director | Sold | 21,153 | $85.87 | $1.8M |
| 2025-10-08 | Fields Kimberly A President, CEO and Director | Sold | 21,154 | $82.03 | $1.7M |
| 2025-09-23 | Fields Kimberly A President, CEO and Director | Sold | 20,312 | $80.33 | $1.6M |
| 2025-09-10 | Fields Kimberly A President & CEO | Sold | 15,941 | $77.52 | $1.2M |
| 2025-08-06 | WETHERBEE ROBERT S Executive Chairman | Sold | 40,777 | $74.48 | $3.0M |
| 2025-06-16 | WETHERBEE ROBERT S Executive Chairman | Sold | 38,636 | $83.82 | $3.2M |
| 2025-06-05 | WETHERBEE ROBERT S Executive Chairman | Sold | 50,000 | $81.64 | $4.1M |
| 2025-05-22 | WETHERBEE ROBERT S Executive Chairman | Sold | 45,359 | $75.31 | $3.4M |
| 2025-05-08 | WETHERBEE ROBERT S Executive Chairman | Sold | 50,000 | $68.18 | $3.4M |
| 2024-12-06 | WETHERBEE ROBERT S Executive Chairman | Sold | 25,000 | $58.99 | $1.5M |
Showing the 25 most recent of 28 filings for ATI in the last two years. The full history, the price chart with every buy and sell marked, and daily updates are in the members browser.
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