ATI Inc (ATI) insider trading
Every open-market stock purchase and sale by ATI Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Timothy J Harris (VP) and 2 others sold $27.5M in the last 90 days.
- Last insider buy: Fortress Acquisition Sponsor II LLC (10% owner), $75M, 5 years ago.
Last 12 months: insiders bought $0 (0 buys) and sold $82.6M (21 sales). Last close $161.84 on Oct 22, 2026.
Recent ATI insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Sep 21, 2026 | Timothy J Harris (VP) | Sold | $1.7M |
| Sep 14, 2026 | Timothy J Harris (VP) | Sold | $3.2M |
| Sep 8, 2026 | Timothy J Harris (VP) | Sold | $3.4M |
| Sep 2, 2026 | David J Morehouse (Insider) | Sold | $501K |
| Aug 31, 2026 | Timothy J Harris (VP) | Sold | $3.5M |
| Aug 24, 2026 | Timothy J Harris (VP) | Sold | $3.4M |
| Aug 17, 2026 | Kimberly A Fields (CEO) | Sold | $2.1M |
| Aug 17, 2026 | Kimberly A Fields (CEO) | Sold | $1.9M |
| Aug 17, 2026 | Kimberly A Fields (CEO) | Sold | $1.1M |
| Aug 17, 2026 | Kimberly A Fields (CEO) | Sold | $459K |
| Aug 17, 2026 | Kimberly A Fields (CEO) | Sold | $228K |
| Jul 28, 2026 | Kimberly A Fields (CEO) | Sold | $6.1M |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $2.9M |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $2.2M |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $899K |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $399K |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $360K |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $359K |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $75K |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $71.8K |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $37.3K |
| Jul 7, 2026 | Kimberly A Fields (CEO) | Sold | $36.2K |
| Jul 1, 2026 | James Robert Foster (CFO) | Sold (not open market) | $31.6K |
| Jun 24, 2026 | Kimberly A Fields (CEO) | Sold | $746K |
| Jun 23, 2026 | Kimberly A Fields (CEO) | Sold | $719K |
Who's trading ATI
- Timothy J Harris, VP: sold $19.3M (9 sales), last Sep 21, 2026
- David J Morehouse, Insider: sold $1.5M (3 sales), last Sep 2, 2026
- Kimberly A Fields, CEO: sold $40.3M (32 sales), last Aug 17, 2026
- James Robert Foster, CFO: other filings, last Jul 1, 2026
- M Leroy Ball, Insider: other filings, last May 19, 2026
- Herbert J Carlisle, Insider: other filings, last May 19, 2026
- Carolyn Corvi, Insider: other filings, last May 19, 2026
- David P Hess, Insider: other filings, last May 19, 2026
- Marianne Kah, Insider: other filings, last May 19, 2026
- Elizabeth Hefley Lund, Insider: other filings, last May 19, 2026
- Jean Lydon-Rodgers, Insider: other filings, last May 19, 2026
- Ruby Sharma, Insider: other filings, last May 19, 2026
- Vaishali S. Bhatia, C-suite exec: other filings, last Mar 20, 2026
- Michael Benjamin Miller, C-suite exec: other filings, last Mar 2, 2026
- Robert S Wetherbee, Chair: sold $21.2M (10 sales), last Feb 17, 2026
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