{"schema_version":"secwatch.filing_event.v1","accession":"0001510295-24-000002","form_type":"8-K","ticker":"MPC","cik":"0001510295","company_name":"Marathon Petroleum Corp","filed_at":"2024-01-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:24.429000+00:00","generated_at":"2026-06-07T01:27:21.198162+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Marathon Petroleum appoints Erin Brzezinski as VP and Controller, principal accounting officer","bullets":["Effective Jan 8, 2024, Erin M. Brzezinski appointed VP & Controller, succeeding C. Kristopher Hagedorn.","Hagedorn moved to MPLX GP LLC as EVP and CFO of MPLX LP, effective Jan 1, 2024.","Brzezinski previously served as Assistant Controller, Technical Accounting since Aug 2021; prior: PwC and MPLX.","She will receive base salary, participate in annual cash bonus and long-term incentive programs.","No family relationships or arrangements with other persons in connection with appointment."],"urls":{"canonical":"https://secwatch.observer/filing/0001510295-24-000002","json":"https://secwatch.observer/filing/0001510295-24-000002.json","markdown":"https://secwatch.observer/filing/0001510295-24-000002.md","text":"https://secwatch.observer/filing/0001510295-24-000002.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1510295/000151029524000002/0001510295-24-000002-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1510295/000151029524000002/mpc-20240108.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T01:27:21.198162+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":[{"claim_id":"5397b04404","claim":"C. Kristopher Hagedorn departed as Senior Vice President and Controller at Marathon Petroleum Corp.","evidence_excerpt":"Ms. Brzezinski is succeeding C. Kristopher Hagedorn, who ceased to serve as Senior Vice President and Controller of the Company effective January 8, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1510295/000151029524000002/0001510295-24-000002-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"ceased to serve"},{"label":"Role","value":"Senior Vice President and Controller"}],"fact_type":"executive_change"},{"claim_id":"73006f1432","claim":"Erin M. Brzezinski was appointed as Vice President and Controller at Marathon Petroleum Corp.","evidence_excerpt":"Effective January 8, 2024, Marathon Petroleum Corporation (the \"Company\") appointed Erin M. Brzezinski as Vice President and Controller.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1510295/000151029524000002/0001510295-24-000002-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Vice President and Controller"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}