Michael J. Hennigan - 12 Dec 2025 Form 4 Insider Report for MPLX LP (MPLX)

Signature
/s/ Molly R. Benson, Attorney-in-Fact for Michael J. Hennigan
Issuer symbol
MPLX
Transactions as of
12 Dec 2025
Net transactions value
-$73,225
Form type
4
Filing time
16 Dec 2025, 15:28:19 UTC
Previous filing
03 Jun 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Hennigan Michael J Executive Chairman, Director C/O MPLX LP, 200 E. HARDIN STREET, FINDLAY /s/ Molly R. Benson, Attorney-in-Fact for Michael J. Hennigan 16 Dec 2025 0001352283

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MPLX Common Units (Limited Partner Interests) Tax liability $73,225 -1,335 -0.37% $54.85 359,137 12 Dec 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Remarks:

The Reporting Person is Executive Chairman of the Board of Directors of MPLX GP LLC, the general partner of the Issuer. The Issuer is managed by the directors and executive officers of MPLX GP LLC.