{"filing":{"accession_number":"0001370416-26-000017","cik":"0001370416","ticker":"WPRT","company_name":"WESTPORT FUEL SYSTEMS INC.","form":"6-K","filing_date":"2026-07-15","report_date":null,"primary_document":"wprt-6xkchangeinauditor.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1370416/000137041626000017/wprt-6xkchangeinauditor.htm"},"events":[{"id":18206,"run_id":16358,"accession_number":"0001370416-26-000017","anchor_item_number":null,"event_type":"auditor_change","event_domain":"governance","is_material":true,"confidence":0.98,"summary":"The 6-K discloses that KPMG LLP declined reappointment as Westport's independent registered public accounting firm on May 7, 2026, and that Deloitte LLP was appointed as the successor auditor effective June 30, 2026, following shareholder approval. The filing explicitly states there were no disagreements, adverse opinions, or reportable events associated with KPMG's departure, and no prior consultations with Deloitte on accounting matters. This is a clear auditor change requiring disclosure under Item 4.01 of Form 8-K (or the 6-K equivalent).","company_name":"WESTPORT FUEL SYSTEMS INC.","ticker":"WPRT","filing_date":"2026-07-15","form":"6-K","submitted_at":null,"items":null}],"classifications":[{"id":16946,"accession_number":"0001370416-26-000017","item_number":null,"item_title":null,"event_type":"auditor_change","event_domain":"governance","is_material":true,"confidence":0.98,"reasoning":"The 6-K discloses that KPMG LLP declined reappointment as Westport's independent registered public accounting firm on May 7, 2026, and that Deloitte LLP was appointed as the successor auditor effective June 30, 2026, following shareholder approval. The filing explicitly states there were no disagreements, adverse opinions, or reportable events associated with KPMG's departure, and no prior consultations with Deloitte on accounting matters. This is a clear auditor change requiring disclosure under Item 4.01 of Form 8-K (or the 6-K equivalent).","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-07-15T21:06:36.600848+00:00","company_name":"WESTPORT FUEL SYSTEMS INC.","ticker":"WPRT","filing_date":"2026-07-15"}]}