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Westlake Chemical Partners LP

For the period ended Dec 31, 2025. Filed Mar 4, 2026.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Mar 4, 2026

WLKP$21.01-0.8%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Item 16. Form 10-K Summary

None.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this Annual Report on Form 10-K to be signed on its behalf by the undersigned, thereunto duly authorized.

WESTLAKE CHEMICAL PARTNERS LP
Date:March 4, 2026/S/ JEAN-MARC GILSON
Jean-Marc GilsonPresident, Chief Executive Officer and Director of Westlake Chemical Partners GP LLC (Principal Executive Officer)

Pursuant to the requirements of the Securities Exchange Act of 1934, this Annual Report on Form 10-K has been signed below by the following persons on behalf of the registrant and in the capacities and on the dates indicated.

SignatureTitleDate
/S/ JEAN-MARC GILSONPresident, Chief Executive Officer and Director (Principal Executive Officer)March 4, 2026
Jean-Marc Gilson
/S/ M. STEVEN BENDERExecutive Vice President, Chief Financial Officer and Director (Principal Financial Officer)March 4, 2026
M. Steven Bender
/S/ JEFFREY A. HOLYVice President and Chief Accounting Officer (Principal Accounting Officer)March 4, 2026
Jeffrey A. Holy
/S/ L. BENJAMIN EDERINGTONExecutive Vice President, Legal and External Affairs and DirectorMarch 4, 2026
L. Benjamin Ederington
/S/ JAMES CHAOSenior Chairman of the Board of DirectorsMarch 4, 2026
James Chao
/S/ ALBERT CHAOExecutive Chairman of the Board of DirectorsMarch 4, 2026
Albert Chao
/S/ G. STEPHEN FINLEYDirectorMarch 4, 2026
G. Stephen Finley
/S/ LISA FRIELDirectorMarch 4, 2026
Lisa Friel
/S/ RANDY WOELFELDirectorMarch 4, 2026
Randy Woelfel
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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.