MPLX LP — Director's Dealing 2016

Oct 13, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MPLX LP (MPLX)
CIK: 0001552000
Period of Report: 2016-10-12

Reporting Person: Floerke Gregory Scott (Exec VP and COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-10-12	Common Units (Limited Partner Interests)	S	1000	$31.00	Disposed	83007	Direct

Footnotes

F1: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 8, 2016.

F2: The amount originally reported in this row reflected units issued on December 4, 2015 in the context of the merger of Sapphire Holdco LLC, a wholly owned subsidiary of the Issuer, with and into MarkWest Energy Partners, L.P. on December 4, 2015 and reflected an under-reporting of 22 units. The amount currently reflected in this row corrects such number of units.