{"schema_version":"secwatch.filing_event.v1","accession":"0001510295-25-000038","form_type":"8-K","ticker":"MPC","cik":"0001510295","company_name":"Marathon Petroleum Corp","filed_at":"2025-05-06T23:59:59+00:00","discovered_at":"2026-05-14T18:02:48.545090+00:00","generated_at":"2026-05-22T11:35:05.390993+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"negative","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Marathon Petroleum posts Q1 net loss of $74M on planned maintenance; adjusted EBITDA falls 40% YoY","bullets":["Net loss $(74)M ($(0.24)/diluted share) vs net income $937M ($2.58) in Q1 2024.","Adjusted EBITDA $2.0B vs $3.3B YoY; impacted by $454M planned turnaround costs.","R&M segment EBITDA fell to $489M ($1.91/bbl) from $1,986M ($8.22/bbl) on lower crack spreads.","Midstream segment EBITDA up 8% to $1.72B; MPLX agreed to acquire BANGL for $715M.","Returned $1.3B to shareholders ($1.1B buybacks); $6.7B remaining under repurchase authorization."],"urls":{"canonical":"https://secwatch.observer/filing/0001510295-25-000038","json":"https://secwatch.observer/filing/0001510295-25-000038.json","markdown":"https://secwatch.observer/filing/0001510295-25-000038.md","text":"https://secwatch.observer/filing/0001510295-25-000038.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1510295/000151029525000038/0001510295-25-000038-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1510295/000151029525000038/mpc-20250506.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-22T11:35:05.390993+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}