{"filing":{"accession_number":"0001262823-26-000067","cik":"0001262823","ticker":"WLK","company_name":"WESTLAKE CORP","form":"8-K","filing_date":"2026-09-29","report_date":"2026-09-24","primary_document":"wlk-20260924.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1262823/000126282326000067/wlk-20260924.htm"},"events":[{"id":35565,"run_id":32764,"accession_number":"0001262823-26-000067","anchor_item_number":"2.05","event_type":"workforce_reduction","event_domain":"operational","is_material":true,"confidence":0.92,"summary":"Westlake announced the closure of its Cologne PVC plant in Germany, resulting in a workforce reduction of approximately 120 employees and total pre-tax charges of approximately $205 million ($100 million cash, $105 million non-cash), including severance costs (~$20 million), decommissioning costs (~$80 million), and asset write-offs (~$45 million). The facility will cease operations in Q1 2027, with approximately $110 million in charges expected in 2026 and the remainder in 2027.","company_name":"WESTLAKE CORP","ticker":"WLK","filing_date":"2026-09-29","form":"8-K","submitted_at":null,"items":[{"id":39655,"accession_number":"0001262823-26-000067","item_number":"2.05","item_title":"Costs Associated with Exit or Disposal Activities.","event_type":"workforce_reduction","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"Westlake disclosed the closure of its Cologne PVC plant with an anticipated workforce reduction of approximately 120 employees and total pre-tax charges of approximately $205 million ($105 million non-cash and $100 million cash). The disclosure explicitly addresses Item 2.05 (Costs Associated with Exit or Disposal Activities), detailing severance costs (~$20 million), decommissioning costs (~$80 million), and asset write-offs (~$45 million). This is a material operational restructuring with significant financial impact and employee impact.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-29T10:09:57.391017+00:00","company_name":"","ticker":null,"filing_date":""},{"id":39656,"accession_number":"0001262823-26-000067","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"workforce_reduction","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"Westlake announced the closure of its Cologne PVC plant in Germany, which involves a workforce reduction and operational restructuring. The company expects to record total pre-tax charges of approximately $205 million ($100 million cash, $105 million non-cash), with ~$110 million in 2026 and the remainder in 2027. The facility will cease operations in Q1 2027. While the disclosure also touches on financial performance challenges and market conditions, the principal disclosed action is the facility closure and associated workforce reduction with material exit costs, which is the core operational decision driving the 8-K filing.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-29T10:09:57.391017+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":39655,"accession_number":"0001262823-26-000067","item_number":"2.05","item_title":"Costs Associated with Exit or Disposal Activities.","event_type":"workforce_reduction","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"Westlake disclosed the closure of its Cologne PVC plant with an anticipated workforce reduction of approximately 120 employees and total pre-tax charges of approximately $205 million ($105 million non-cash and $100 million cash). The disclosure explicitly addresses Item 2.05 (Costs Associated with Exit or Disposal Activities), detailing severance costs (~$20 million), decommissioning costs (~$80 million), and asset write-offs (~$45 million). This is a material operational restructuring with significant financial impact and employee impact.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-29T10:09:57.391017+00:00","company_name":"WESTLAKE CORP","ticker":"WLK","filing_date":"2026-09-29"},{"id":39656,"accession_number":"0001262823-26-000067","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"workforce_reduction","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"Westlake announced the closure of its Cologne PVC plant in Germany, which involves a workforce reduction and operational restructuring. The company expects to record total pre-tax charges of approximately $205 million ($100 million cash, $105 million non-cash), with ~$110 million in 2026 and the remainder in 2027. The facility will cease operations in Q1 2027. While the disclosure also touches on financial performance challenges and market conditions, the principal disclosed action is the facility closure and associated workforce reduction with material exit costs, which is the core operational decision driving the 8-K filing.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-29T10:09:57.391017+00:00","company_name":"WESTLAKE CORP","ticker":"WLK","filing_date":"2026-09-29"}]}