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Quaker Houghton SEC Filings

NYSE: KWRIndustrialsMajor ChemicalsUSD

155.95-2.16 (-1.37%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Quaker Houghton filing overview

This page lists 60 recent SEC filings by Quaker Houghton (KWR), including 38 4, 10 8-K, 3 SCHEDULE 13D/A, 3 10-Q. The latest annual report (10-K) was filed on Feb 23, 2026 for the period ending Dec 31, 2025. The most recent quarterly report (10-Q) was filed on Jul 30, 2026.

The latest current report (8-K), used to disclose material events such as earnings releases and executive changes, was filed on Oct 1, 2026. Form 10-K is the audited annual report, 10-Q the quarterly report, 8-K covers material events, and Form 4 reports insider transactions. All documents link directly to SEC EDGAR.

Summary generated from market data by MetaCap's automated system. Methodology

KWR SEC filings

Quaker Houghton SEC filings
FiledFormDescriptionDocument
Oct 1, 20268-KEntry into a Material Definitive Agreement; Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet ArrangementView on EDGAR
Sep 8, 20268-KDeparture or Appointment of Directors or Officers; Compensatory ArrangementsView on EDGAR
Aug 24, 2026SCHEDULE 13D/ABeneficial ownership report (activist) (amendment)View on EDGAR
Aug 24, 20264OWNERSHIP DOCUMENTView on EDGAR
Aug 11, 20264Statement of changes in beneficial ownershipView on EDGAR
Aug 6, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 30, 20268-KResults of Operations and Financial ConditionView on EDGAR
Jul 30, 202610-QQuarterly reportView on EDGAR
Jul 7, 20268-KDeparture or Appointment of Directors or Officers; Compensatory ArrangementsView on EDGAR
Jun 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 3, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 2, 20264Statement of changes in beneficial ownershipView on EDGAR
May 28, 20264OWNERSHIP DOCUMENTView on EDGAR
May 28, 20264OWNERSHIP DOCUMENTView on EDGAR
May 28, 2026SCHEDULE 13D/ABeneficial ownership report (activist) (amendment)View on EDGAR
May 28, 20264Statement of changes in beneficial ownershipView on EDGAR
May 15, 20268-KDeparture or Appointment of Directors or Officers; Compensatory Arrangements; Submission of Matters to a Vote of Security Holders; Regulation FD DisclosureView on EDGAR
Apr 30, 20268-KResults of Operations and Financial ConditionView on EDGAR
Apr 30, 202610-QQuarterly reportView on EDGAR
Apr 29, 2026SCHEDULE 13GBeneficial ownership report (passive)View on EDGAR
Apr 14, 20268-KEntry into a Material Definitive Agreement; Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet ArrangementView on EDGAR
Apr 1, 20264/AStatement of changes in beneficial ownership (amendment)View on EDGAR
Apr 1, 20264/AStatement of changes in beneficial ownership (amendment)View on EDGAR
Mar 31, 2026DEF 14ADefinitive proxy statementView on EDGAR
Mar 27, 2026SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Mar 12, 20268-KDeparture or Appointment of Directors or Officers; Compensatory ArrangementsView on EDGAR
Feb 23, 20268-KResults of Operations and Financial ConditionView on EDGAR
Feb 23, 202610-KAnnual reportView on EDGAR
Feb 12, 20264Statement of changes in beneficial ownershipView on EDGAR
Jan 20, 20264Statement of changes in beneficial ownershipView on EDGAR
Dec 17, 20254Statement of changes in beneficial ownershipView on EDGAR
Dec 17, 20254Statement of changes in beneficial ownershipView on EDGAR
Dec 17, 20254Statement of changes in beneficial ownershipView on EDGAR
Nov 28, 2025SCHEDULE 13D/ABeneficial ownership report (activist) (amendment)View on EDGAR
Nov 28, 20254OWNERSHIP DOCUMENTView on EDGAR
Nov 28, 20254OWNERSHIP DOCUMENTView on EDGAR
Oct 30, 20258-KResults of Operations and Financial ConditionView on EDGAR
Oct 30, 202510-QQuarterly reportView on EDGAR
Oct 17, 20254Statement of changes in beneficial ownershipView on EDGAR
Oct 17, 20254Statement of changes in beneficial ownershipView on EDGAR

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