Marathon Petroleum (MPC) executive chairman logs insider stock sale

Rhea-AI Filing Summary

Marathon Petroleum Corp reported an insider stock transaction by its Executive Chairman and Director, Michael J. Hennigan. On 12/12/2025, he disposed of 466 shares of common stock in a transaction coded "F" at a price of $185.77 per share. Following this transaction, he directly beneficially owned 220,902 shares of Marathon Petroleum common stock.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Hennigan Michael J

(Last) (First) (Middle)

C/O MARATHON PETROLEUM CORPORATION

539 S. MAIN STREET

(Street)

FINDLAY OH 45840

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Marathon Petroleum Corp [ MPC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive Chairman

3. Date of Earliest Transaction (Month/Day/Year)
12/12/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/12/2025		F		466	D	$185.77	220,902	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Executive Chairman

	/s/ Molly R. Benson, Attorney-in-Fact for Michael J. Hennigan	12/16/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transaction did Marathon Petroleum (MPC) report on 12/12/2025?

Marathon Petroleum reported that Executive Chairman and Director Michael J. Hennigan disposed of 466 shares of common stock on 12/12/2025 in a transaction coded "F" at $185.77 per share.

How many Marathon Petroleum (MPC) shares does the executive chairman own after this transaction?

After the reported transaction, Executive Chairman Michael J. Hennigan directly beneficially owned 220,902 shares of Marathon Petroleum common stock.

What role does the reporting person hold at Marathon Petroleum (MPC)?

The reporting person, Michael J. Hennigan, is listed as both a Director and an Officer, with the title Executive Chairman at Marathon Petroleum.

Was the Marathon Petroleum (MPC) Form 4 filed for multiple insiders or a single reporting person?

The Form 4 was indicated as being filed by one reporting person, not by more than one reporting person.

What type of security was involved in the Marathon Petroleum (MPC) insider transaction?

The transaction involved common stock of Marathon Petroleum Corp listed in Table I of the filing.

Does the Marathon Petroleum (MPC) Form 4 disclose any derivative securities transactions?

The section for derivative securities (Table II) is present but does not list any specific derivative transactions in the provided content.