{"filing":{"accession_number":"0001193125-26-377003","cik":"0001604665","ticker":"WLKP","company_name":"Westlake Chemical Partners LP","form":"8-K","filing_date":"2026-08-31","report_date":"2026-08-31","primary_document":"d147867d8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1604665/000119312526377003/d147867d8k.htm"},"events":[{"id":30680,"run_id":28127,"accession_number":"0001193125-26-377003","anchor_item_number":"5.02","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"summary":"Tommy E. Darby was appointed to the position of Vice President, Chief Accounting Officer of Westlake Chemical Partners GP LLC (the general partner) effective immediately on August 31, 2026, and concurrently to the same role at Westlake Corporation. This is a material executive appointment to a senior financial officer position responsible for accounting oversight. While Jeffrey A. Holy's transition to a different role is also mentioned, the principal disclosed action centers on Darby's appointment to the Chief Accounting Officer position.","company_name":"Westlake Chemical Partners LP","ticker":"WLKP","filing_date":"2026-08-31","form":"8-K","submitted_at":null,"items":[{"id":33349,"accession_number":"0001193125-26-377003","item_number":"5.02","item_title":null,"event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"Tommy E. Darby was appointed to the position of Vice President, Chief Accounting Officer of Westlake Chemical Partners GP LLC (the general partner) effective immediately on August 31, 2026, and concurrently to the same role at Westlake Corporation. This is a material executive appointment to a senior financial officer position responsible for accounting oversight. While Jeffrey A. Holy's transition to a different role is also mentioned, the principal disclosed action centers on Darby's appointment to the Chief Accounting Officer position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-31T21:04:37.031516+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":33349,"accession_number":"0001193125-26-377003","item_number":"5.02","item_title":null,"event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"Tommy E. Darby was appointed to the position of Vice President, Chief Accounting Officer of Westlake Chemical Partners GP LLC (the general partner) effective immediately on August 31, 2026, and concurrently to the same role at Westlake Corporation. This is a material executive appointment to a senior financial officer position responsible for accounting oversight. While Jeffrey A. Holy's transition to a different role is also mentioned, the principal disclosed action centers on Darby's appointment to the Chief Accounting Officer position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-31T21:04:37.031516+00:00","company_name":"Westlake Chemical Partners LP","ticker":"WLKP","filing_date":"2026-08-31"}]}