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MTX insider trading

MINERALS TECHNOLOGIES INC — open-market insider buys and $1M+ sells from SEC Forms 3, 4 and 5.
Insider buys · 24 mo
4
Bought · 24 mo
$227k
Buys · last 90 days
0 · $0
Most recent buy
2025-06-17

Cluster buy detected

3 insiders bought MTX within a short window (2025-04-30→2025-05-02), $207k in total — cluster score 60/100. Members see the buyers, the score breakdown and the chart.

See the cluster

Recent insider filings

FiledInsiderTypeSharesPriceValue
2026-05-18DIETRICH DOUGLAS T
CHAIRMAN AND CEO
Sold21,568$81.53$1.8M
2025-12-31MONAGLE DJ III
Group President
Sold23,093$61.90$1.4M
2025-06-17Motwani Rocky
Director
Bought370$54.31$20k
2025-05-05JOHNSON KRISTINA Mcluster
Director
Bought1,000$53.79$54k
2025-05-01ALDAG ERIKcluster
SVP FINANCE AND TREASURY, CFO
Bought1,000$50.37$50k
2025-05-01DIETRICH DOUGLAS Tcluster
CHAIRMAN AND CEO
Bought2,000$51.56$103k

Most active insider buyers

InsiderRoleBuysTotal bought
DIETRICH DOUGLAS TCHAIRMAN AND CEO1$103k
JOHNSON KRISTINA MDirector1$54k
ALDAG ERIKSVP FINANCE AND TREASURY, CFO1$50k
Motwani RockyDirector1$20k

See MTX on the chart

Every insider buy and sell for MTX plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.

Open the browserFree sample
Data from the SEC EDGAR ownership filings, refreshed daily. Only open-market purchases (transaction code P) and sales of $1M or more are shown; grants, option exercises and tax withholding are excluded because they run on schedules set years earlier. Not investment advice.