Marathon Petroleum (NYSE: MPC) CCO sells 1,626 shares

Rhea-AI Filing Summary

Marathon Petroleum Corp Chief Commercial Officer Ricky D. Hessling reported an open-market sale of 1,626 shares of common stock on March 13, 2026 at an average price of $228.18 per share. After this sale, he directly holds 7,525 shares and has an additional 0.274 share held indirectly through a 401(k) plan.

Insider Trade Summary

Net Seller: 1,626 shares ($371,021)

Net Sell 2 txns

Insider Hessling Ricky D.

Role Chief Commercial Officer

Sold 1,626 shs ($371K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,626	$228.18	$371K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 7,525 shares (Direct); Common Stock — 0.274 shares (Indirect, By 401(k) Plan)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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)
03/13/2026

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	03/13/2026		S		1,626	D	$228.18	7,525	D
Common Stock								0.274	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:

Remarks:

Chief Commercial Officer

	/s/ Molly R. Benson, Attorney-in-Fact for Ricky D. Hessling	03/17/2026
	** 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.

FAQ

What insider transaction did MPC executive Ricky D. Hessling report?

Ricky D. Hessling, Chief Commercial Officer of Marathon Petroleum Corp (MPC), reported an open-market sale of 1,626 shares of common stock on March 13, 2026, at an average price of $228.18 per share, according to a Form 4 insider filing.

How many Marathon Petroleum (MPC) shares did Ricky D. Hessling sell and at what price?

Ricky D. Hessling sold 1,626 shares of Marathon Petroleum common stock in an open-market transaction at an average price of $228.18 per share. This transaction was reported in a Form 4 filing detailing his non-derivative common stock holdings and activity.

How many Marathon Petroleum (MPC) shares does Ricky D. Hessling hold after the sale?

After the reported sale, Ricky D. Hessling holds 7,525 Marathon Petroleum common shares directly. He also has an additional 0.274 share held indirectly through a 401(k) plan, as disclosed in the Form 4 insider ownership details.

What type of transaction did MPC’s Chief Commercial Officer execute?

Marathon Petroleum’s Chief Commercial Officer, Ricky D. Hessling, executed an open-market sale of common stock. The Form 4 characterizes the 1,626-share transaction on March 13, 2026, as a sale in the open market or a private transaction at $228.18 per share.

Does Ricky D. Hessling have any indirect Marathon Petroleum (MPC) holdings?

Yes. In addition to his direct Marathon Petroleum common stock holdings, Ricky D. Hessling has 0.274 share held indirectly through a 401(k) plan. This indirect ownership is reported separately in the Form 4 under indirect holdings by a 401(k) plan.