{"schema_version":"secwatch.filing_event.v1","accession":"0001552000-22-000038","form_type":"8-K","ticker":"MPLX","cik":"0001552000","company_name":"MPLX LP","filed_at":"2022-08-22T23:59:59+00:00","discovered_at":"2026-05-14T18:03:56.132408+00:00","generated_at":"2026-06-23T22:16:15.552487+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"MPLX LP EVP and Chief Commercial Officer Timothy J. Aydt to depart for parent Marathon Petroleum role","bullets":["Timothy J. Aydt appointed EVP, Refining of Marathon Petroleum effective Sept 1, 2022; will leave MPLX executive role.","Aydt had been EVP and Chief Commercial Officer of MPLX GP LLC since August 2020; successor not yet named.","MPLX stated role will be filled in due course, no interim appointment announced."],"urls":{"canonical":"https://secwatch.observer/filing/0001552000-22-000038","json":"https://secwatch.observer/filing/0001552000-22-000038.json","markdown":"https://secwatch.observer/filing/0001552000-22-000038.md","text":"https://secwatch.observer/filing/0001552000-22-000038.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1552000/000155200022000038/0001552000-22-000038-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1552000/000155200022000038/mplx-20220822.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T22:16:15.552487+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":"57d55164d5","claim":"Timothy J. Aydt departed as Executive Vice President and Chief Commercial Officer of MPLX GP LLC at MPLX LP.","evidence_excerpt":"Effective September 1, 2022, Mr. Aydt will no longer serve as an executive officer of MPLX GP LLC and his role with the Partnership will be filled in due course.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1552000/000155200022000038/0001552000-22-000038-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"will no longer serve"},{"label":"Role","value":"Executive Vice President and Chief Commercial Officer of MPLX GP LLC"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}