ATI insider trading — ATI Inc
Over the last 90 days, insiders at ATI Inc (ATI) made 0 open-market purchases worth $0 and 1 open-market sale worth $501K, making them net sellers by $501K. The largest sale was by Morehouse David J (Director), who sold 2,485 shares for $501K on Sep 2, 2026.
Updated Oct 16, 2026.
Recent ATI insider transactions
Every Form 4 filed by ATI Inc officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 21, 2026 | Harris Timothy J | Senior VP and CDIO | S · Sale · 10b5-1 | Direct | 9,000 | $191.82 | $1.73M | Form 4 |
| Sep 14, 2026 | Harris Timothy J | Senior VP and CDIO | S · Sale · 10b5-1 | Direct | 16,500 | $193.06 | $3.19M | Form 4 |
| Sep 8, 2026 | Harris Timothy J | Senior VP and CDIO | S · Sale · 10b5-1 | Direct | 16,500 | $207.54 | $3.42M | Form 4 |
| Sep 2, 2026 | Morehouse David J | Director | S · Sale | Direct | 2,485 | $201.61 | $501K | Form 4 |
| Aug 31, 2026 | Harris Timothy J | Senior VP and CDIO | S · Sale · 10b5-1 | Direct | 16,500 | $210.01 | $3.47M | Form 4 |
| Aug 24, 2026 | Harris Timothy J | Senior VP and CDIO | S · Sale · 10b5-1 | Direct | 16,500 | $206.92 | $3.41M | Form 4 |
| Aug 17, 2026 | Fields Kimberly A | Chair, President and CEO | S · Sale · 10b5-1 | Direct | 24,845 | $231.19 | $5.74M | Form 4 |
| Jul 28, 2026 | Fields Kimberly A | Chair, President and CEO | S · Sale · 10b5-1 | Direct | 31,757 | $190.99 | $6.07M | Form 4 |
ATI insider trading FAQ
Are insiders buying ATI stock?
Not on the open market. In the last 90 days, ATI Inc insiders made no open-market purchases, and 1 open-market sale totaling $501K. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading ATI?
Recent sellers: Morehouse David J.
Where does ATI insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
More stocks with insider activity
Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.