Marathon Petroleum officer reports 98-share stock disposition

Marathon Petroleum Corp’s Chief Commercial Officer, Ricky D. Hessling, reported an insider stock transaction dated December 12, 2025.

Rhea-AI Filing Summary

Marathon Petroleum Corp’s Chief Commercial Officer, Ricky D. Hessling, reported an insider stock transaction dated December 12, 2025. The filing shows a disposition of 98 shares of Marathon Petroleum common stock at a price of $185.77 per share, coded as transaction type “F.”

After this transaction, Hessling directly beneficially owned 12,064 shares of Marathon Petroleum common stock. He also indirectly held 0.273 shares through a 401(k) plan, an amount that includes 0.004 shares previously acquired through dividend reinvestment.

Insider Trade Summary

Exercise Price or Tax Liability: 98 shares

Exercise Price or Tax Liability 2 txns

Insider Hessling Ricky D.

Role Chief Commercial Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	98	$185.77	$18K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 12,064 shares (Direct); Common Stock — 0.273 shares (Indirect, By 401(k) Plan)

Footnotes (1)

1. F1. Includes .004 shares acquired pursuant to dividend reinvestment and not previously reported pursuant to Rule 16a-11.

FAQ

What insider transaction did Marathon Petroleum (MPC) disclose in this Form 4?

The filing reports that Ricky D. Hessling, Chief Commercial Officer of Marathon Petroleum Corp, disposed of 98 shares of common stock on December 12, 2025 in a transaction coded “F” at a price of $185.77 per share.

How many Marathon Petroleum (MPC) shares does Ricky D. Hessling own after the reported transaction?

Following the reported transaction, Ricky D. Hessling beneficially owns 12,064 shares of Marathon Petroleum common stock directly, plus an additional 0.273 shares held indirectly through a 401(k) plan.

What does the Form 4 say about Hessling’s indirect ownership of Marathon Petroleum (MPC) shares?

The Form 4 notes that Hessling has an indirect beneficial ownership of 0.273 shares of Marathon Petroleum common stock held by a 401(k) plan, and that this amount includes 0.004 shares acquired through dividend reinvestment.

What is the role of the reporting person in Marathon Petroleum (MPC)?

The reporting person, Ricky D. Hessling, is identified as an officer of Marathon Petroleum Corp with the title Chief Commercial Officer.

Is this Marathon Petroleum (MPC) Form 4 filed for an individual or multiple reporting persons?

The document indicates that it is a Form filed by one reporting person, specifically Ricky D. Hessling, rather than a joint or group filing.

Does the Marathon Petroleum (MPC) Form 4 mention dividend reinvestment?

Yes. The explanation of responses states that the reported holdings include 0.004 shares that were acquired pursuant to dividend reinvestment and not previously reported.

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Accepted by SEC EDGAR 12/16/2025 - 03:17 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Hessling Ricky D.

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Commercial Officer

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		98	D	$185.77	12,064	D
Common Stock								0.273(1)	I	By 401(k) Plan

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:

1. Includes .004 shares acquired pursuant to dividend reinvestment and not previously reported pursuant to Rule 16a-11.

Remarks:

Chief Commercial Officer

	/s/ Molly R. Benson, Attorney-in-Fact for Ricky D. Hessling	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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.