Hennigan Michael J - Insider Non-Derivative Transactions at MPLX LP (MPLX) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 12, 2025, Hennigan Michael J's relationship to MPLX LP (MPLX) is Director,Officer (Executive Chairman), and currently has 359,137 shares of Common Units (Limited Partner Interests).

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other MPLX insiders.

Related Topics: SEC Topic List.
Data Source: SEC.
Hennigan Michael J - Insider Non-Derivative Transactions of MPLX Common Units (Limited Partner Interests)
Hennigan Michael J - Insider Non-Derivative Transactions at MPLX
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Date Transaction No. of Shares Price Per Share Shares Owned After Transactions
Dec 13, 2025 F -- (Common Units (Limited Partner Interests)) 1335 54.85 359137
Mar 4, 2025 F -- (Common Units (Limited Partner Interests)) 10111 54.34 360472
Mar 4, 2025 F -- (Common Units (Limited Partner Interests)) 10181 54.34 370583
Mar 4, 2025 F -- (Common Units (Limited Partner Interests)) 9862 54.34 380764
Mar 2, 2025 Acquisition -- (Common Units (Limited Partner Interests)) 33377 0 390626
Dec 14, 2024 F -- (Common Units (Limited Partner Interests)) 3071 48.86 357249
Mar 2, 2024 F -- (Common Units (Limited Partner Interests)) 10270 38.87 283517
Mar 2, 2024 F -- (Common Units (Limited Partner Interests)) 9949 38.87 293787
Mar 2, 2024 F -- (Common Units (Limited Partner Interests)) 12371 38.87 303736
Mar 2, 2024 Acquisition -- (Common Units (Limited Partner Interests)) 76803 0 360320
Dec 2, 2023 F -- (Common Units (Limited Partner Interests)) 3108 36.61 316107
Mar 2, 2023 F -- (Common Units (Limited Partner Interests)) 9948 34.54 241870
Mar 2, 2023 F -- (Common Units (Limited Partner Interests)) 12371 34.54 251818
Mar 2, 2023 F -- (Common Units (Limited Partner Interests)) 3044 34.54 264189
Mar 2, 2023 Acquisition -- (Common Units (Limited Partner Interests)) 77345 0 319215
Jan 26, 2023 Acquisition -- (Common Units (Limited Partner Interests)) 3843 0 267233