[144] MARATHON PETROLEUM CORPORATION SEC Filing

Rhea-AI Filing Summary

Form 144 filed for Marathon Petroleum Corporation (MPC) discloses a proposed sale of 10,879 shares of common stock through Fidelity Brokerage Services with an aggregate market value of $1,773,277.00. The filing lists approximately 304,020,309 shares outstanding and an approximate sale date of 08/15/2025 on the NYSE.

The securities were acquired via an option (granted 03/01/2019) and are reported as being paid for in cash on 08/15/2025. The filer reports no securities sold in the past three months and includes the standard representation that the seller does not possess undisclosed material adverse information.

Positive

• Full Rule 144 disclosure provided including broker, acquisition details, quantity, and aggregate value
• Seller attests to absence of undisclosed material adverse information and references Rule 10b5-1 language

Negative

• Insider intends to sell shares (10,879 shares, $1,773,277), which may be viewed negatively by some investors
• Filing lacks identifying filer CIK and contact details in the provided content

Insights

Securities Analyst

TL;DR: Routine insider notice of proposed sale; size is small relative to outstanding shares but not insignificant in dollar terms.

The Form 144 documents an intended sale of 10,879 shares valued at $1.77 million scheduled for 08/15/2025, executed through Fidelity Brokerage Services. The shares were acquired via an option granted on 03/01/2019 and are to be paid in cash. No sales in the prior three months are reported. For investors, this is a required disclosure of an insider transaction rather than an operational development; it signals liquidity action by a person with previously granted options.

Corporate Governance Expert

TL;DR: Compliance-focused filing meets Rule 144 requirements; includes standard representations and trading-plan language.

The filing contains the customary attestations about lack of undisclosed material information and references Rule 10b5-1 plan adoption language. It names the broker (Fidelity Brokerage Services) and specifies acquisition details (option granted 03/01/2019) and payment method (cash). This is consistent with routine insider disclosure and does not on its face indicate governance events such as resignations or litigation.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	10879	1773277.00	304020309	08/15/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	08/15/2025	Option Granted - 03/01/2019	Issuer			10879	08/15/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)