{"schema":"rootz.ai/sec-company/v1","layer":1,"cik":"0001510295","name":"Marathon Petroleum Corp","summary":"Marathon Petroleum Corporation (MPC) is an integrated downstream energy company operating through refining and midstream segments. MPC refines crude oil into products including gasoline (CBOB, CARBOB), ultra-low sulfur diesel, and other liquid hydrocarbons. Its midstream operations are conducted through MPLX LP, handling natural gas liquids, pipeline transportation, and storage. 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