DOUGLAS MARK — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

DOUGLAS MARK has filed 1 SEC Form 4 filing across 1 company in the last 90 days.

Profile

DOUGLAS MARK

Mark Douglas is listed as a director of Quaker Chemical Corporation in the SEC filing context provided, with the most recent filing dated 2026-06-02. Public biographical details beyond this directorship are not available in the provided context.

RoleDirector
Notability55/100

Board memberships

Awards & honors

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-02KWRQUAKER CHEMICAL CORPA — Grant or award766$0.00
2026-06-02KWRQUAKER CHEMICAL CORPM — Option exercise18—
2026-06-02KWRQUAKER CHEMICAL CORPM — Option exercise1.2K—

Companies — Last 90 Days

Frequently Asked Questions

Who is DOUGLAS MARK?

Mark Douglas is listed as a director of Quaker Chemical Corporation in the SEC filing context provided, with the most recent filing dated 2026-06-02. Public biographical details beyond this directorship are not available in the provided context.…

How many SEC Form 4 filings has DOUGLAS MARK submitted recently?

1 primary Form 4 filings in the last 90 days, covering 1 company.

Where can I see all of DOUGLAS MARK'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

Open the live DOUGLAS MARK profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.