Company · CIK 0000891014 · SIC 2810 — Industrial Inorganic Chemicals · NYSE
MINERALS TECHNOLOGIES INC · MTX
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
No reported common-stock activity in this period.
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 4, 2026 AForm 4 → | Sep 9, 4:47 pm EDT | Marc E RobinsonDirector | 45 | — | — | 26,960 | — | |
| Sep 4, 2026 AForm 4 → | Sep 9, 4:43 pm EDT | Carolyn K PittmanDirector | 35 | — | — | 20,785 | — | |
| Sep 4, 2026 AForm 4 → | Sep 9, 4:42 pm EDT | Rocky MotwaniDirector | 14 | — | — | 8,119 | — | |
| Sep 4, 2026 AForm 4 → | Sep 9, 4:38 pm EDT | Kristina M JohnsonDirector | 10 | — | — | 6,008 | — | |
| Sep 4, 2026 AForm 4 → | Sep 9, 4:37 pm EDT | Robert L ClarkDirector | 56 | — | — | 33,758 | — | |
| Sep 4, 2026 AForm 4 → | Sep 9, 4:35 pm EDT | John J CarmolaDirector | 47 | — | — | 28,001 | — | |
| Sep 4, 2026 AForm 4 → | Sep 9, 4:33 pm EDT | Joseph C. BreunigDirector | 36 | — | — | 21,600 | — | |
| Jul 1, 2026 AForm 4 → | Jul 2, 3:44 pm EDT | Carolyn K PittmanDirector | 99 | — | — | 20,750 | — |