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Westlake Chemical Partners SEC Filings

NYSE: WLKPIndustrialsMajor ChemicalsUSD

21.19-0.22 (-1.03%)

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

Westlake Chemical Partners filing overview

This page lists 60 recent SEC filings by Westlake Chemical Partners (WLKP), including 30 4, 15 8-K, 8 10-Q, 2 10-K. The latest annual report (10-K) was filed on Mar 4, 2026 for the period ending Dec 31, 2025. The most recent quarterly report (10-Q) was filed on Aug 5, 2026.

The latest current report (8-K), used to disclose material events such as earnings releases and executive changes, was filed on Aug 31, 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

WLKP SEC filings

Westlake Chemical Partners SEC filings
FiledFormDescriptionDocument
Aug 31, 20268-KDeparture or Appointment of Directors or Officers; Compensatory ArrangementsView on EDGAR
Aug 13, 20264Statement of changes in beneficial ownershipView on EDGAR
Aug 13, 20264Statement of changes in beneficial ownershipView on EDGAR
Aug 13, 20264Statement of changes in beneficial ownershipView on EDGAR
Aug 7, 20264Statement of changes in beneficial ownershipView on EDGAR
Aug 7, 20264Statement of changes in beneficial ownershipView on EDGAR
Aug 7, 20264Statement of changes in beneficial ownershipView on EDGAR
Aug 5, 202610-QQuarterly reportView on EDGAR
Aug 4, 20268-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
May 6, 202610-QQuarterly reportView on EDGAR
May 5, 20268-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
Apr 20, 20268-KDeparture or Appointment of Directors or Officers; Compensatory Arrangements; Regulation FD DisclosureView on EDGAR
Mar 4, 202610-KAnnual reportView on EDGAR
Feb 24, 20268-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
Feb 23, 20268-KDeparture or Appointment of Directors or Officers; Compensatory ArrangementsView on EDGAR
Feb 17, 2026SCHEDULE 13GBeneficial ownership report (passive)View on EDGAR
Oct 31, 202510-QQuarterly reportView on EDGAR
Oct 30, 20258-KEntry into a Material Definitive Agreement; Results of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
Aug 29, 20254Statement of changes in beneficial ownershipView on EDGAR
Aug 28, 20254/AStatement of changes in beneficial ownership (amendment)View on EDGAR
Aug 28, 20254Statement of changes in beneficial ownershipView on EDGAR
Aug 14, 2025SCHEDULE 13GBeneficial ownership report (passive)View on EDGAR
Aug 8, 20254Statement of changes in beneficial ownershipView on EDGAR
Aug 8, 20254Statement of changes in beneficial ownershipView on EDGAR
Aug 8, 20254Statement of changes in beneficial ownershipView on EDGAR
Aug 6, 202510-QQuarterly reportView on EDGAR
Aug 5, 20258-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
May 30, 20254Statement of changes in beneficial ownershipView on EDGAR
May 29, 20254Statement of changes in beneficial ownershipView on EDGAR
May 15, 2025SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
May 2, 20258-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
May 2, 202510-QQuarterly reportView on EDGAR
Mar 5, 202510-KAnnual reportView on EDGAR
Feb 24, 20258-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
Nov 6, 202410-QQuarterly reportView on EDGAR
Nov 5, 20248-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
Sep 3, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 28, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 26, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 14, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 12, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 12, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 12, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 12, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 9, 202410-QQuarterly reportView on EDGAR
Aug 8, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 8, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 8, 20244Statement of changes in beneficial ownershipView on EDGAR
Aug 6, 20248-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
Jul 15, 20248-KDeparture or Appointment of Directors or Officers; Compensatory Arrangements; Regulation FD DisclosureView on EDGAR
Jun 3, 20244Statement of changes in beneficial ownershipView on EDGAR
May 14, 20244Statement of changes in beneficial ownershipView on EDGAR
May 13, 20244Statement of changes in beneficial ownershipView on EDGAR
May 10, 20244Statement of changes in beneficial ownershipView on EDGAR
May 8, 20248-KDeparture or Appointment of Directors or Officers; Compensatory Arrangements; Submission of Matters to a Vote of Security HoldersView on EDGAR
May 2, 202410-QQuarterly reportView on EDGAR
May 1, 20248-KResults of Operations and Financial Condition; Regulation FD DisclosureView on EDGAR
Apr 1, 20244Statement of changes in beneficial ownershipView on EDGAR
Mar 25, 20244Statement of changes in beneficial ownershipView on EDGAR
Mar 18, 2024DEF 14ADEFINITIVE PROXY STATEMENTSView on EDGAR

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