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MPC · Current Report (Form 8-K) · Filed May 1, 2026

Marathon Petroleum Corp — Current Report (Form 8-K)

Form
8-K
Filed
May 1, 2026
Period
Apr 29, 2026
Ticker
MPC
Accession
0001510295-26-000033
Boardroom Alpha · Filing insights

Board remains classified; four Class III directors elected; auditor ratified; named executive officer compensation approved; declassification and supermajority changes failed.

About Marathon Petroleum Corp
Market cap
$76.8B
1Y TSR
+56.5%
3Y TSR
+33.8%
Board grade
B
Sector
Energy
CEO
Maryann T Mannen
Last annual meeting: Apr 29, 2026 · View full Marathon Petroleum Corp profile →
mpc-20260429

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
_____________________________________________
FORM 8-K
_____________________________________________

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported) April 29, 2026
_____________________________________________
Marathon Petroleum Corporation
(Exact name of registrant as specified in its charter)
_____________________________________________
Delaware 001-35054 27-1284632
(State or other jurisdiction
of incorporation)
 (Commission File Number) (IRS Employer
Identification No.)

539 South Main Street, Findlay, Ohio 45840
(Address of principal executive offices) (Zip code)

Registrant’s telephone number, including area code: (419) 422-2121
_____________________________________________
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: 
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading
symbol(s)
Name of each exchange on which registered
Common Stock, par value $.01MPCNew York Stock Exchange
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.






Item 5.07Submission of Matters to a Vote of Security Holders.
The Company's 2026 Annual Meeting was held on April 29, 2026. As of March 3, 2026, the record date for the 2026 Annual Meeting, there were 294,496,878 shares of the Company's common stock outstanding and entitled to vote. Following are the voting results for the proposals considered and voted upon at the 2026 Annual Meeting.
1.ELECTION OF CLASS III DIRECTORS
Shareholders elected Maryann T. Mannen, Eileen P. Paterson, J. Michael Stice and John P. Surma as Class III directors, each to serve a term expiring on the date of the Company’s 2029 annual meeting of shareholders and until each such director's successor is duly elected and qualified or until each such director's earlier death, resignation or removal, by the following votes:
NOMINEEVOTES FORVOTES AGAINSTABSTENTIONS
BROKER NON-VOTES
Maryann T. Mannen197,152,767 10,707,225 428,463 49,284,260 
Eileen P. Paterson201,856,054 6,026,072 406,329 49,284,260 
J. Michael Stice196,334,471 11,502,146 451,838 49,284,260 
John P. Surma196,234,705 11,608,202 445,548 49,284,260 
2.RATIFICATION OF APPOINTMENT OF INDEPENDENT AUDITOR FOR 2026
Shareholders ratified the appointment of PricewaterhouseCoopers LLP as the Company’s independent auditor for the year ending December 31, 2026, by the following votes:
VOTES FORVOTES AGAINSTABSTENTIONS 
BROKER NON-VOTES
254,381,495 2,629,306 561,914   — 
3.APPROVAL, ON AN ADVISORY BASIS, OF THE COMPANY'S NAMED EXECUTIVE OFFICER COMPENSATION
Shareholders approved, on an advisory basis, the compensation of the Company’s named executive officers by the following votes:
VOTES FORVOTES AGAINSTABSTENTIONS
BROKER NON-VOTES
202,102,724 5,289,661 896,070 49,284,260 
4.APPROVAL OF AN AMENDMENT TO THE COMPANY'S RESTATED CERTIFICATE OF INCORPORATION TO DECLASSIFY THE BOARD OF DIRECTORS
The proposal to approve an amendment to the Company’s Restated Certificate of Incorporation to declassify the Board of Directors did not receive the required affirmative vote of at least 80% of the Company’s outstanding shares entitled to vote:
VOTES FORVOTES AGAINSTABSTENTIONS
BROKER NON-VOTES
206,109,628 1,378,208 800,619 49,284,260 
5.APPROVAL OF AN AMENDMENT TO THE COMPANY'S RESTATED CERTIFICATE OF INCORPORATION TO ELIMINATE SUPERMAJORITY PROVISIONS
The proposal to approve an amendment to the Company’s Restated Certificate of Incorporation to eliminate supermajority provisions did not receive the required affirmative vote of at least 80% of the Company’s outstanding shares entitled to vote:
VOTES FORVOTES AGAINSTABSTENTIONS
BROKER NON-VOTES
205,793,162 1,746,858 748,435 49,284,260 



SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
Marathon Petroleum Corporation
Date: May 1, 2026By:/s/ Molly R. Benson
Name: Molly R. Benson
Title: Chief Legal Officer and Corporate Secretary


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Reference

Frequently asked questions

When did Marathon Petroleum Corp file this 8-K?
Marathon Petroleum Corp (MPC) filed this Current Report (Form 8-K) with the SEC on May 1, 2026. The accession number assigned by EDGAR is 0001510295-26-000033.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
Board remains classified; four Class III directors elected; auditor ratified; named executive officer compensation approved; declassification and supermajority changes failed. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Marathon Petroleum Corp's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Marathon Petroleum Corp has filed under CIK 1510295, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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