0001209191-15-084113.txt : 20151208
0001209191-15-084113.hdr.sgml : 20151208
20151208190322
ACCESSION NUMBER: 0001209191-15-084113
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20151204
FILED AS OF DATE: 20151208
DATE AS OF CHANGE: 20151208
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: MPLX Logistics Holdings LLC
CENTRAL INDEX KEY: 0001551994
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-35714
FILM NUMBER: 151276736
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: MPLX GP LLC
CENTRAL INDEX KEY: 0001551999
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-35714
FILM NUMBER: 151276737
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: MPC Investment LLC
CENTRAL INDEX KEY: 0001560713
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-35714
FILM NUMBER: 151276738
BUSINESS ADDRESS:
STREET 1: 539 S. MAIN STREET
CITY: FINDLAY
STATE: OH
ZIP: 45840
BUSINESS PHONE: (419) 421-2159
MAIL ADDRESS:
STREET 1: 539 S. MAIN STREET
CITY: FINDLAY
STATE: OH
ZIP: 45840
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Marathon Petroleum Corp
CENTRAL INDEX KEY: 0001510295
STANDARD INDUSTRIAL CLASSIFICATION: PETROLEUM REFINING [2911]
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-35714
FILM NUMBER: 151276739
BUSINESS ADDRESS:
STREET 1: 539 SOUTH MAIN STREET
CITY: FINDLAY
STATE: OH
ZIP: 45840-3229
BUSINESS PHONE: 419-422-2121
MAIL ADDRESS:
STREET 1: 539 SOUTH MAIN STREET
CITY: FINDLAY
STATE: OH
ZIP: 45840-3229
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2015-12-04
0
0001552000
MPLX LP
MPLX
0001510295
Marathon Petroleum Corp
539 S. MAIN STREET
FINDLAY
OH
45840
1
0
1
0
0001560713
MPC Investment LLC
539 S. MAIN STREET
FINDLAY
OH
45840
1
0
1
0
0001551999
MPLX GP LLC
200 E. HARDIN STREET
FINDLAY
OH
45840
1
0
0
0
0001551994
MPLX Logistics Holdings LLC
200 E. HARDIN STREET
FINDLAY
OH
45840
0
0
1
0
Class A Units
2015-12-04
4
A
0
28554313
A
28554313
I
See Footnotes
This Form 4 is filed jointly by Marathon Petroleum Corporation ("MPC"), MPC Investment LLC ("MPC Investment"), MPLX GP LLC (the "General Partner"), and MPLX Logistics Holdings LLC ("MPLX Logistics Holdings"), with respect to the Issuer's Class A units.
MarkWest Hydrocarbon, Inc., an indirect wholly-owned subsidiary of the Issuer, owns all of the Issuer's Class A units.
The General Partner directly owns 6,800,475 general partner units, representing its 2% general partner interest in the Issuer and MPLX Logistics Holdings LLC beneficially owns 56,932,134 common units representing limited partnership interests in the Issuer. MPC Investment, a direct wholly-owned subsidiary of MPC, owns all of the membership interests in both the General Partner and MPLX Logistics Holdings. Accordingly, the General Partner and MPLX Logistics Holdings are both indirect wholly-owned subsidiaries of MPC.
MPC Investment owns all of the membership interests in both the General Partner and MPLX Logistics Holdings, and MPC owns all of the membership interest in MPC Investment. Accordingly, MPC, MPC Investment, the General Partner and MPLX Logistics Holdings may be deemed to indirectly beneficially own the securities of the Issuer directly held by MarkWest Hydrocarbon, Inc., but disclaim beneficial ownership except to the extent of their respective pecuniary interests therein.
Received in exchange for 22,640,000 MarkWest Energy Partners, L.P. ("MarkWest") Class A units in connection with the merger of Sapphire Holdco LLC, a wholly-owned subsidiary of the Issuer, with and into MarkWest on December 4, 2015, with MarkWest as the surviving entity (the "Merger"). The MarkWest Class A units outstanding immediately prior to the effective time of the Merger were converted into the specified number of Issuer Class A units having substantially similar rights and obligations that the MarkWest Class A units had immediately prior to the effective time.
/s/ J. Michael Wilder, Vice President, General Counsel and Secretary, Marathon Petroleum Corporation
2015-12-08
/s/ J. Michael Wilder, Vice President, General Counsel and Secretary, MPC Investment LLC
2015-12-08
/s/ Molly R. Benson, Assistant Secretary, MPLX GP LLC
2015-12-08
/s/ Molly R. Benson, Assistant Secretary, MPLX Logistics Holdings LLC
2015-12-08