DIETRICH DOUGLAS T
CHAIRMAN AND CEO · 10 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-05-14 | MTX | MINERALS TECHNOLOGIES INC | Sale | 21,568 | $81.53 | $1.8M | filing |
| 2026-05-14 | MTX | MINERALS TECHNOLOGIES INC | Option exercise | 21,568 | $78.03 | $1.7M | filing |
| 2026-01-30 | KMT | KENNAMETAL INC | Option exercise | 841 | $34.39 | $28,921.99 | filing |
| 2026-01-30 | KMT | KENNAMETAL INC | Tax withholding | 25 | $34.39 | $859.75 | filing |
| 2026-01-26 | MTX | MINERALS TECHNOLOGIES INC | Tax withholding | 6,152 | $68.89 | $423,811.28 | filing |
| 2026-01-26 | MTX | MINERALS TECHNOLOGIES INC | Option exercise | 11,123 | $0.00 | $0.00 | filing |
| 2026-01-23 | MTX | MINERALS TECHNOLOGIES INC | Tax withholding | 6,092 | $68.77 | $418,946.84 | filing |
| 2026-01-23 | MTX | MINERALS TECHNOLOGIES INC | Option exercise | 11,016 | $0.00 | $0.00 | filing |
| 2026-01-21 | MTX | MINERALS TECHNOLOGIES INC | Tax withholding | 5,630 | $66.92 | $376,759.60 | filing |
| 2026-01-21 | MTX | MINERALS TECHNOLOGIES INC | Option exercise | 10,033 | $0.00 | $0.00 | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.