DIETRICH DOUGLAS T — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

DIETRICH DOUGLAS T has filed 2 SEC Form 4 filings across 2 companies in the last 90 days — selling. Lifetime open-market sales: $1.76M.

Profile

DIETRICH DOUGLAS T
RoleDirector
Notability20/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-05-18MTXMINERALS TECHNOLOGIES INCS — Open-market sale21.6K$81.53$1.76M
2026-05-18MTXMINERALS TECHNOLOGIES INCM — Option exercise21.6K$78.03$1.68M
2026-02-03KMTKENNAMETAL INCF — Tax withholding / forfeiture25$34.39$860
2026-02-03KMTKENNAMETAL INCM — Option exercise841$34.39$29K
2026-01-27MTXMINERALS TECHNOLOGIES INCF — Tax withholding / forfeiture6.2K$68.89$424K
2026-01-27MTXMINERALS TECHNOLOGIES INCM — Option exercise11.1K$0.00
2026-01-27MTXMINERALS TECHNOLOGIES INCF — Tax withholding / forfeiture6.1K$68.77$419K
2026-01-27MTXMINERALS TECHNOLOGIES INCM — Option exercise11.0K$0.00
2026-01-23MTXMINERALS TECHNOLOGIES INCF — Tax withholding / forfeiture5.6K$66.92$377K
2026-01-23MTXMINERALS TECHNOLOGIES INCM — Option exercise10.0K$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is DIETRICH DOUGLAS T?

DIETRICH DOUGLAS T is a corporate insider — currently tracked as Director of KENNAMETAL INC (KMT). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has DIETRICH DOUGLAS T submitted recently?

2 primary Form 4 filings in the last 90 days, covering 2 companies.

Has DIETRICH DOUGLAS T been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 1 open-market sales ($1.76M) across all tracked filings.

Where can I see all of DIETRICH DOUGLAS T's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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