{"filing":{"accession_number":"0001628280-26-036527","cik":"0001915657","ticker":"DINO","company_name":"HF Sinclair Corp","form":"8-K","filing_date":"2026-05-19","report_date":null,"primary_document":"dino-20260519.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1915657/000162828026036527/dino-20260519.htm"},"events":[{"id":10230,"run_id":8973,"accession_number":"0001628280-26-036527","anchor_item_number":"1.01","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"summary":"HF Sinclair entered into a Stock Purchase Agreement to repurchase 1,455,180 shares for $100 million ($68.72/share) from REH Advisors Inc., a related party and parent of The Sinclair Companies. While this is a material definitive agreement under Item 1.01, it is fundamentally a share repurchase transaction executed under an existing Board-authorized $1 billion program, not a traditional M\u0026A activity (acquisition, disposition, merger, or change of control). The transaction is material to investors as it represents a significant capital allocation decision and involves a related-party transaction, but does not fit cleanly into the ma_activity category which typically encompasses acquisitions, dispositions, mergers, or changes of control of business entities rather than treasury stock repurchases.","company_name":"HF Sinclair Corp","ticker":"DINO","filing_date":"2026-05-19","form":"8-K","submitted_at":null,"items":[{"id":353,"accession_number":"0001628280-26-036527","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"reasoning":"HF Sinclair entered into a Stock Purchase Agreement to repurchase 1,455,180 shares for $100 million ($68.72/share) from REH Advisors Inc., a related party and parent of The Sinclair Companies. While this is a material definitive agreement under Item 1.01, it is fundamentally a share repurchase transaction executed under an existing Board-authorized $1 billion program, not a traditional M\u0026A activity (acquisition, disposition, merger, or change of control). The transaction is material to investors as it represents a significant capital allocation decision and involves a related-party transaction, but does not fit cleanly into the ma_activity category which typically encompasses acquisitions, dispositions, mergers, or changes of control of business entities rather than treasury stock repurchases.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-20T02:45:05.527987+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":353,"accession_number":"0001628280-26-036527","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"reasoning":"HF Sinclair entered into a Stock Purchase Agreement to repurchase 1,455,180 shares for $100 million ($68.72/share) from REH Advisors Inc., a related party and parent of The Sinclair Companies. While this is a material definitive agreement under Item 1.01, it is fundamentally a share repurchase transaction executed under an existing Board-authorized $1 billion program, not a traditional M\u0026A activity (acquisition, disposition, merger, or change of control). The transaction is material to investors as it represents a significant capital allocation decision and involves a related-party transaction, but does not fit cleanly into the ma_activity category which typically encompasses acquisitions, dispositions, mergers, or changes of control of business entities rather than treasury stock repurchases.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-20T02:45:05.527987+00:00","company_name":"HF Sinclair Corp","ticker":"DINO","filing_date":"2026-05-19"}]}