Form4insider filings, from the source

SEC Form 4 · accession 0001193125-26-355627

MPLX LP · MPLX

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
John P Surma
Director
Period of report
Aug 14, 2026
Accepted (ET)
Aug 18, 2026 · 4:49 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001552000

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common Units (Limited Partner Interests)Aug 14, 2026A1,563$0.00A95,448D

Table II — derivative securities

No Table II lines on this filing.

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.