Maryann T. Mannen - 01 Mar 2022 Form 4 Insider Report for MPLX LP (MPLX)

Role: Director
Signature: /s/ Molly R. Benson, Attorney-in-Fact for Maryann T. Mannen
Issuer symbol: MPLX
Transactions as of: 01 Mar 2022
Net transactions value: -$141,810
Form type: 4
Filing time: 03 Mar 2022, 16:01:51 UTC
Previous filing: 22 Feb 2022
Next filing: 11 Apr 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MPLX	Common Units (Limited Partner Interests)	Tax liability	$141,810	-4,346	-13%	$32.63	28,781	01 Mar 2022	Direct
transaction	MPLX	Common Units (Limited Partner Interests)	Award	$0	+25,077	+87%	$0.000000	53,858	01 Mar 2022	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Remarks:

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.