Douglas Mark

Quaker Chemical Corporation · Director

Douglas Mark is listed in public filings as director. This Douglas Mark insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Quaker Chemical Corporation (KWR). Investors use Douglas Mark's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Quaker Chemical CorporationKWR--975 sharesGrant / ExerciseJun 1, 2026Disclosure amount unavailable975 shares----
Quaker Chemical CorporationKWR--6.3k sharesGrant / ExerciseJun 1, 2026Disclosure amount unavailable766 shares----

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Quaker Chemical CorporationKWR--18 sharesGrant / ExerciseMay 31, 2026Disclosure amount unavailable18 shares----
Quaker Chemical CorporationKWR--1.2k sharesGrant / ExerciseMay 31, 2026Disclosure amount unavailable1.2k shares----
Quaker Chemical CorporationKWR--1.2k sharesGrant / ExerciseJun 1, 2025Disclosure amount unavailable1.2k shares----
Quaker Chemical CorporationKWR--716 sharesGrant / ExerciseMay 31, 2025Disclosure amount unavailable716 shares----
Quaker Chemical CorporationKWR--9 sharesGrant / ExerciseMay 31, 2025Disclosure amount unavailable9 shares----