Maryann T. Mannen - 01 Mar 2026 Form 4 Insider Report for Marathon Petroleum Corp (MPC)

Role: Chairman, President & CEO, Director
Signature: /s/ Molly R. Benson, Attorney-in-Fact for Maryann T. Mannen
Issuer symbol: MPC
Transactions as of: 01 Mar 2026
Net transactions value: -$818,186
Form type: 4
Filing time: 03 Mar 2026, 19:10:13 UTC
Previous filing: 03 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Mannen Maryann T.	Chairman, President & CEO, Director	C/O MARATHON PETROLEUM CORPORATION, 539 S. MAIN STREET, FINDLAY	/s/ Molly R. Benson, Attorney-in-Fact for Maryann T. Mannen	03 Mar 2026	0001408964

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MPC	Common Stock	Award	$0	+15,266	+15%	$0.000000	115,813	01 Mar 2026	Direct
transaction	MPC	Common Stock	Tax liability	$196,398	-952	-0.82%	$206.30	114,861	02 Mar 2026	Direct
transaction	MPC	Common Stock	Tax liability	$160,501	-778	-0.68%	$206.30	114,083	02 Mar 2026	Direct
transaction	MPC	Common Stock	Tax liability	$461,287	-2,236	-2%	$206.30	111,847	02 Mar 2026	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Remarks:

Chairman of the Board, President and Chief Executive Officer