{"schema_version":"secwatch.filing_event.v1","accession":"0001552000-22-000021","form_type":"8-K","ticker":"MPLX","cik":"0001552000","company_name":"MPLX LP","filed_at":"2022-07-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:56.131546+00:00","generated_at":"2026-06-24T19:35:10.785697+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"MPLX extends pipeline transportation services agreements through 2032 with Marathon Petroleum affiliates","bullets":["Master Amendment extends six transportation services agreements to 2032, with two automatic five-year renewal options.","Agreements cover crude and products pipelines: Patoka to Lima, Catlettsburg, Detroit, Garyville, ORPL, and Robinson systems.","Marathon Petroleum subsidiaries (MPC LP, MPST) are shippers; MPL and ORPL are MPLX subsidiaries.","No financial terms or monetary impact disclosed in the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001552000-22-000021","json":"https://secwatch.observer/filing/0001552000-22-000021.json","markdown":"https://secwatch.observer/filing/0001552000-22-000021.md","text":"https://secwatch.observer/filing/0001552000-22-000021.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1552000/000155200022000021/0001552000-22-000021-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1552000/000155200022000021/mplx-20220630.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-24T19:35:10.785697+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"}