0001209191-21-017365.txt : 20210303 0001209191-21-017365.hdr.sgml : 20210303 20210303193407 ACCESSION NUMBER: 0001209191-21-017365 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210301 FILED AS OF DATE: 20210303 DATE AS OF CHANGE: 20210303 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Kaczynski Thomas CENTRAL INDEX KEY: 0001651939 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35714 FILM NUMBER: 21711660 MAIL ADDRESS: STREET 1: C/O MARATHON PETROLEUM CORPORATION CITY: FINDLAY STATE: OH ZIP: 45840 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MPLX LP CENTRAL INDEX KEY: 0001552000 STANDARD INDUSTRIAL CLASSIFICATION: PIPE LINES (NO NATURAL GAS) [4610] IRS NUMBER: 270005456 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 200 E. HARDIN STREET CITY: FINDLAY STATE: OH ZIP: 45840 BUSINESS PHONE: (419) 421-2159 MAIL ADDRESS: STREET 1: 200 E. HARDIN STREET CITY: FINDLAY STATE: OH ZIP: 45840 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-03-01 0 0001552000 MPLX LP MPLX 0001651939 Kaczynski Thomas C/O MPLX LP 200 E. HARDIN STREET FINDLAY OH 45840 0 1 0 0 Senior VP, Finance & Treasurer Common Units (Limited Partner Interests) 2021-03-01 4 F 0 146 24.59 D 10006 D Common Units (Limited Partner Interests) 2021-03-01 4 F 0 167 24.59 D 9839 D Common Units (Limited Partner Interests) 2021-03-01 4 F 0 312 24.59 D 9527 D Common Units (Limited Partner Interests) 2021-03-01 4 A 0 5384 0.00 A 14911 D The Reporting Person is Senior Vice President, Finance and Treasurer 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 Thomas Kaczynski 2021-03-03