ATI INC (ATI)
Data as of , from SEC Form 4 filings.
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Timothy J. Harris - OfficerOpen-market sale$1.73M
About ATI INC (ATI)
ATI Inc supplies specialty metals to various end markets, including aerospace and defense, oil and gas, automotive, and electrical energy, among many others. The company's operating segment includes High-Performance Materials and Components and Advanced Alloys and Solutions. The majority of revenue is from the High-Performance Materials segment. The High-Performance Materials segment is focused on a wide range of high-performance specialty materials, parts, and components for several the majority of end markets, including the aerospace & defense, medical, and energy markets. Geographically, it operates in the United States, China, the United Kingdom, Germany, France, Canada, and Others, the majority is from the United States.
- DALLAS, TX
- 7,600
- 1993
- NYSE
ATI Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 12 | 134,087 | $27.53M |
ATI insider transactions (Form 4)
1472 Form 4 filings on record, the earliest from Oct 16, 2024, newest first. Filing history page 3 of 3.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| J. Brett Harvey | Grant or award | Common Stock, par value $0.10 per share | 4,039 | $0.00 | - | |
 Carolyn Corvi | Grant or award | Common Stock, par value $0.10 per share | 1,655 | $0.00 | - | |
| Herbert J. Carlisle | Grant or award | Common Stock, par value $0.10 per share | 1,655 | $0.00 | - | |
 M. Leroy Ball | Grant or award | Common Stock, par value $0.10 per share | 1,655 | $0.00 | - | |
 Robert S. Wetherbee - Officer | Open-market sale | Common Stock, par value $0.10 per share | 45,359 | $75.31 | $3.42M | |
| Robert S. Wetherbee - Officer | Open-market sale | Common Stock, par value $0.10 per share | 4,641 | $76.01 | $353K | |
| Robert S. Wetherbee - Officer | Open-market sale | Common Stock, par value $0.10 per share | 23,584 | $67.76 | $1.60M | |
| Robert S. Wetherbee - Officer | Open-market sale | Common Stock, par value $0.10 per share | 26,416 | $68.56 | $1.81M | |
 David J. Morehouse | Open-market sale | Common Stock, par value $0.10 per share | 17,000 | $52.03 | $885K | |
| Robert S. Wetherbee - Officer | Open-market sale | Common Stock, par value $0.10 per share | 25,000 | $58.99 | $1.47M | |
| Tina Killough Busch - Officer | Open-market sale | Common Stock, par value $0.10 per share | 2,598 | $60.02 | $156K | |
| Robert S. Wetherbee - Officer | Open-market sale | Common Stock, par value $0.10 per share | 25,000 | $56.35 | $1.41M | |
| Tina Killough Busch - Officer | Tax withholding / forfeiture | Common Stock, par value $0.10 per share | 531 | $61.77 | $33K | |
| Robert S. Wetherbee - Officer | Open-market sale | Common Stock, par value $0.10 per share | 25,000 | $62.23 | $1.56M |
Recent ATI Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Harris Timothy J | Officer | 9,000 | $1.73M | View on EDGAR | |
| Timothy J. Harris | Officer | 16,500 |
ATI insider trading FAQ
What is the latest insider trade for ATI?
ATI INC (ATI) had 8 insider filings in the last 90 days, with the most recent on 23 September 2026. The full record for ATI runs to 72 Form 4 filings, the earliest from 16 October 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ATI stock?
No insider purchases of ATI were filed in the last 90 days.
How many insiders are selling ATI stock?
12 insider sales of ATI were filed in the last 90 days, totaling $27.53M.
Where can I see ATI SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ATI Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Timothy J. Harris view on EDGAR
- - Timothy J. Harris view on EDGAR
- - Timothy J. Harris view on EDGAR
- - David J. Morehouse view on EDGAR
- - Timothy J. Harris view on EDGAR
- - Timothy J. Harris view on EDGAR
- - Kimberly A. Fields view on EDGAR
- - Kimberly A. Fields view on EDGAR
- - Kimberly A. Fields view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Materials
- Where ATI's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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