{"filing":{"accession_number":"0001213900-26-058613","cik":"0002030482","ticker":null,"company_name":"Plum Acquisition Corp, IV","form":"8-K","filing_date":"2026-05-19","report_date":null,"primary_document":"ea0291365-8k425_plum4.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/2030482/000121390026058613/ea0291365-8k425_plum4.htm"},"classifications":[{"id":218,"accession_number":"0001213900-26-058613","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.98,"reasoning":"The filing discloses entry into an amendment to a Business Combination Agreement dated May 15, 2026, between Plum IV, Merger Sub, and Controlled Thermal Resources Holdings Inc. The amendment extends key deadlines for financial statement delivery, antitrust filings, and material consents. This is a material acquisition/change of control transaction involving a SPAC merger, clearly falling under Item 1.01 (Entry into a Material Definitive Agreement) and the ma_activity event type.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-20T02:22:31.245798+00:00","company_name":"Plum Acquisition Corp, IV","ticker":null,"filing_date":"2026-05-19"}]}