Gregory S. Floerke - 01 Mar 2026 Form 4 Insider Report for MPLX LP (MPLX)

Signature
/s/ Molly R. Benson, Attorney-in-Fact for Gregory S. Floerke
Issuer symbol
MPLX
Transactions as of
01 Mar 2026
Net transactions value
-$171,264
Form type
4
Filing time
03 Mar 2026, 19:23:39 UTC
Previous filing
16 Dec 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Floerke Gregory Scott Exec. VP and COO C/O MPLX LP, 200 E. HARDIN STREET, FINDLAY /s/ Molly R. Benson, Attorney-in-Fact for Gregory S. Floerke 03 Mar 2026 0001313785

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MPLX Common Units (Limited Partner Interests) Award $0 +5,986 +6.5% $0.000000 98,229 01 Mar 2026 Direct
transaction MPLX Common Units (Limited Partner Interests) Tax liability $58,924 -995 -1% $59.22 97,234 02 Mar 2026 Direct
transaction MPLX Common Units (Limited Partner Interests) Tax liability $65,142 -1,100 -1.1% $59.22 96,134 02 Mar 2026 Direct
transaction MPLX Common Units (Limited Partner Interests) Tax liability $47,198 -797 -0.83% $59.22 95,337 02 Mar 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Remarks:

The Reporting Person is the Executive Vice President and Chief Operating Officer of MPLX GP LLC, the general partner of the Issuer. The Issuer is managed by the directors and executive officers of MPLX GP LLC.