// company-profile
Minerals Technologies Inc
MTX// activity-summary
Recent insider activity is bullish. Over the last 30 days, 7 insiders purchased shares. Buying was led by JOHNSON KRISTINA M.
// 90-day insight
Over the last 90 days, Minerals Technologies Inc insiders bought $1.7M (18 transactions) and sold $2.2M (2 transactions).
- Most active insider: DIETRICH DOUGLAS T with 3 transactions totaling $3.4M.
- Largest single sale: $1.8M by DIETRICH DOUGLAS T on May 14, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Minerals Technologies Inc as of 2026-03-31
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 18, 2026 | JOHNSON KRISTINA M | MTX | Award | 9.135 | $0.00 | $0K |
| Jun 18, 2026 | CARMOLA JOHN J | MTX | Award | 42.576 | $0.00 | $0K |
| Jun 18, 2026 | PITTMAN CAROLYN K | MTX | Award | 31.452 | $0.00 | $0K |
| Jun 18, 2026 | CLARK ROBERT L | MTX | Award | 51.329 | $0.00 | $0K |
| Jun 18, 2026 | Breunig Joseph C. | MTX | Award | 32.842 | $0.00 | $0K |
45 more transactions hidden
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