0000950170-24-040708.txt : 20240403 0000950170-24-040708.hdr.sgml : 20240403 20240403085807 ACCESSION NUMBER: 0000950170-24-040708 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240401 FILED AS OF DATE: 20240403 DATE AS OF CHANGE: 20240403 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SURMA JOHN P CENTRAL INDEX KEY: 0001229767 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35714 FILM NUMBER: 24817011 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MPLX LP CENTRAL INDEX KEY: 0001552000 STANDARD INDUSTRIAL CLASSIFICATION: PIPE LINES (NO NATURAL GAS) [4610] ORGANIZATION NAME: 01 Energy & Transportation IRS NUMBER: 270005456 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 200 E. HARDIN STREET CITY: FINDLAY STATE: OH ZIP: 45840 BUSINESS PHONE: (419) 422-2121 MAIL ADDRESS: STREET 1: 200 E. HARDIN STREET CITY: FINDLAY STATE: OH ZIP: 45840 4 1 ownership.xml 4 X0508 4 2024-04-01 0001552000 MPLX LP MPLX 0001229767 SURMA JOHN P C/O MPLX LP 200 E. HARDIN STREET FINDLAY OH 45840 true false false false false Common Units (Limited Partner Interests) 2024-04-01 4 A false 862.173 0 A 72426.888 D The Reporting Person is a Director of MPLX GP LLC, the general partner of the Issuer. The Issuer is managed by the directors and executive officers of MPLX GP LLC. /s/ Molly R. Benson, Attorney-in-Fact for John P. Surma 2024-04-03