Marathon Petroleum Corporation

Last updated September 27, 2026

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Organization details

Legal name: Marathon Petroleum Corporation
Ownership: Public
Status: Active
SIC code: 2911 — Petroleum Refining
Jurisdiction of incorporation: Delaware
Headquarters city: Findlay
Headquarters state / province: Ohio
Headquarters country: United States
Fiscal year end: December
Ticker symbol: MPC
Primary stock exchange: NYSE

Identifiers

SEC CIK: 0001510295
EIN: 27-1284632

Board of directors

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Charles E. Bunch · Director
Since 2023
Edward G. Galante · Director
Since 2023
Eileen P. Drake · Director
Since 2024
Evan Bayh · Director
Since 2023
Frank M. Semple · Director
Since 2023
J. Michael Stice · Director
Since 2023
Jeffrey C. Campbell · Director
Since 2024
John P. Surma · Director
Since 2023
Jonathan Z. Cohen · Director
Since 2023
Khayyal Abdulaziz Fahd Al · Director
Since 2023
Kim K.w. Rucker · Director
Since 2023
Kimberly N. Ellison-Taylor · Director
Since 2024
Maryann T. Mannen · Director · Chairman, President & CEO
Since 2024
Michael J. Hennigan · Director · Executive Chairman
Since 2023
Susan Tomasky · Director
Since 2023
Toni Townes-Whitley · Director
Since 2023

Chief executives

Michael J. Hennigan · President & CEO

Dates unknown

Maryann T. Mannen · President & CEO

Dates unknown

Director election results

Annual meeting of April 29, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

16 of this board's directors also sit on 29 other boards.

Shared director Other board Same sector +13 more in the list below

Mplx LP
via Frank M. Semple, J. Michael Stice, John P. Surma, Maryann T. Mannen and Michael J. Hennigan
Celanese Corporation
via Edward G. Galante and Kim K.w. Rucker
Public Service Enterprise Group Incorporated
via John P. Surma and Susan Tomasky
Aon plc
via Jeffrey C. Campbell
Clean Harbors Inc.
via Edward G. Galante
Constellation Energy Corporation
via Eileen P. Drake
Crane Harbor Acquisition Corp. II
via Jonathan Z. Cohen
EverCommerce Inc.
via Kimberly N. Ellison-Taylor
Fifth Third Bancorp
via Evan Bayh
GE Vernova Inc.
via Kim K.w. Rucker
HP Inc.
via Kim K.w. Rucker
Halliburton Company
via Khayyal Abdulaziz Fahd Al
Hexcel Corporation
via Jeffrey C. Campbell
Kayne Anderson Energy Infrastructure Fund Inc.
via Michael J. Hennigan
Kosmos Energy Ltd.
via J. Michael Stice
Linde plc
via Edward G. Galante
Mondelez International Inc.
via Charles E. Bunch
Nasdaq Inc.
via Toni Townes-Whitley
Norwegian Cruise Line Holdings Ltd.
via Jonathan Z. Cohen
Osprey Acquisition Corp. III
via Jonathan Z. Cohen
Owens Corning Inc
via Maryann T. Mannen
Prudential Financial Inc.
via Maryann T. Mannen
RLJ Lodging Trust
via Evan Bayh
Science Applications International Corporation
via Toni Townes-Whitley
The Cigna Group
via Michael J. Hennigan
The PNC Financial Services Group Inc.
via Toni Townes-Whitley
Trane Technologies plc
via John P. Surma
U.S. Bancorp
via Kimberly N. Ellison-Taylor
Woodward Inc.
via Eileen P. Drake

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $13,872,015; 17 sales by 5 insiders

Date	Insider	Transaction	Shares	Price	Value
Aug 31, 2026	Lyon Shawn M Officer (SVP Log & Storage, MPLX GP LLC)	Open-market sale	−1,000	$375.75	$375,750
Aug 28, 2026	Lyon Shawn M Officer (SVP Log & Storage, MPLX GP LLC)	Open-market sale	−425	$368.51	$156,617
Aug 27, 2026	Brzezinski Erin M Officer (VP and Controller)	Open-market sale	−570	$362.79	$206,790
Aug 17, 2026	Benson Molly R Officer (Chief Legal Ofc & Corp Sec)	Option exercise	+7,196	$47.73	$343,465
Aug 17, 2026	Benson Molly R Officer (Chief Legal Ofc & Corp Sec)	Open-market sale	−7,196	$358.57	$2,580,270
Aug 17, 2026	Benson Molly R Officer (Chief Legal Ofc & Corp Sec)	Option exercise	+5,000	$47.73	$238,650
Aug 17, 2026	Benson Molly R Officer (Chief Legal Ofc & Corp Sec)	Open-market sale	−5,000	$358.57	$1,792,850
Aug 17, 2026	Benson Molly R Officer (Chief Legal Ofc & Corp Sec)	Option exercise	+5,000	$47.73	$238,650
Aug 17, 2026	Benson Molly R Officer (Chief Legal Ofc & Corp Sec)	Open-market sale	−5,000	$358.57	$1,792,850
Aug 13, 2026	Lyon Shawn M Officer (SVP Log & Storage, MPLX GP LLC)	Open-market sale	−2,500	$350.00	$875,000
Aug 12, 2026	Henschen Michael A II Officer (Ex VP, Refining)	Open-market sale	−6,011	$341.56	$2,053,099
Aug 3, 2026	Maryann T. Mannen Director, Officer (Chairman, President & CEO)	Shares withheld for tax	−908	$311.78	$283,096
Jun 4, 2026	Henschen Michael A II Officer (Ex VP, Refining)	Open-market sale	−1,372	$268.75	$368,725
Jun 4, 2026	Henschen Michael A II Officer (Ex VP, Refining)	Option exercise	+4,964	$49.94	$247,902
Jun 4, 2026	Henschen Michael A II Officer (Ex VP, Refining)	Open-market sale	−4,964	$268.85	$1,334,571

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