de Ridder Lucrece Foufopoulos - 01 Jun 2026 Form 4 Insider Report for QUAKER CHEMICAL CORP (KWR)

Reporting relationship: Director
Issuer ticker: KWR
Reported as of: 01 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Jun 2026, 16:17:08 UTC
Prior SEC filing: 02 Jun 2026
Source filing: View source filing
Reporting owner signature: Victoria K. Gehris, Attorney-in-Fact for Lucrece Foufopoulos-De Ridder

Key filing fact

de Ridder Lucrece Foufopoulos filed Form 4 for QUAKER CHEMICAL CORP (KWR) on 03 Jun 2026.

Key facts

This page summarizes de Ridder Lucrece Foufopoulos's Form 4 filing for QUAKER CHEMICAL CORP (KWR).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 03 Jun 2026, 16:17.

Change

Previous filing in this sequence was filed on 02 Jun 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001994178 Primary reporting owner

Foufopoulos - De Ridder Lucrece

Relationship: Director
Address: 901 E. HECTOR STREET, CONSHOHOCKEN
Signature: Victoria K. Gehris, Attorney-in-Fact for Lucrece Foufopoulos-De Ridder
Signature date: 03 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

KWR transaction

Common Stock

Award

Transaction value
Shares: +413
Change %: +18%
Price: $145.24^*
Shares after: 2,694
Date: 01 Jun 2026
Ownership: Direct
Footnotes: F1

KWR transaction

Common Stock

Tax liability

Transaction value
Shares: -124
Change %: -4.6%
Price: $145.24^*
Shares after: 2,570
Date: 01 Jun 2026
Ownership: Direct
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Reflects 75% of the Director's annual retainer paid in shares pursuant to the 2023 Director Stock Ownership Plan.

Footnote F2

Shares surrendered by reporting person to satisfy statutory withholding tax obligation in connection with shares issued on June 1, 2026 under the Director Stock Ownership Plan.