InsiderTrades

Form 4 for MPLX MPLX LP

Accepted 2026-03-03 00:00:00 ET · period of report 2026-03-01 · accession 0001619644-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2026-03-03 2026-03-02 MPLX HAGEDORN CARL KRISTOPHER EVP, Chief Fin Ofc, Dir F - Tax $59.22 -2,001 20.4K -9% -$118.5K
2026-03-03 2026-03-01 MPLX HAGEDORN CARL KRISTOPHER EVP, Chief Fin Ofc, Dir A - Grant $0.00 +4,930 22.4K +28% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Units (Limited Partner Interests) 2026-03-02 F D 422 $59.22 21,988 D — —
2 Common Common Units (Limited Partner Interests) 2026-03-02 F D 916 $59.22 21,072 D — —
3 Common Common Units (Limited Partner Interests) 2026-03-02 F D 663 $59.22 20,409 D — —
4 Common Common Units (Limited Partner Interests) 2026-03-01 A A 4,930 $0.00 22,410 D — —