MPC

mpc-202602030001510295false00015102952026-02-032026-02-03

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) February 3, 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 2.02Results of Operations and Financial Condition

On February 3, 2026, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter and year ended December 31, 2025. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on February 3, 2026 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: February 3, 2026By:/s/ Maria A. Khoury Name: Maria A. Khoury Title: Executive Vice President and Chief Financial Officer

mpc-202511040001510295false00015102952025-11-042025-11-04

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) November 4, 2025

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 2.02Results of Operations and Financial Condition

On November 4, 2025, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended September 30, 2025. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on November 4, 2025 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: November 4, 2025By:/s/ John J. Quaid Name: John J. Quaid Title: Executive Vice President and Chief Financial Officer

mpc-202508050001510295false00015102952025-08-052025-08-05

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) August 5, 2025

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 2.02Results of Operations and Financial Condition

On August 5, 2025, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended June 30, 2025. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on August 5, 2025 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: August 5, 2025By:/s/ John J. Quaid Name: John J. Quaid Title: Executive Vice President and Chief Financial Officer

mpc-202505060001510295false00015102952025-05-062025-05-06

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) May 6, 2025

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 2.02Results of Operations and Financial Condition

On May 6, 2025, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended March 31, 2025. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on May 6, 2025 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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 6, 2025By:/s/ John J. Quaid Name: John J. Quaid Title: Executive Vice President and Chief Financial Officer

mpc-202502040001510295false00015102952025-02-042025-02-04

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) February 4, 2025

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 2.02Results of Operations and Financial Condition

On February 4, 2025, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter and year ended December 31, 2024. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. In the fourth quarter of 2024, MPC established a Renewable Diesel segment, which includes renewable diesel activities and assets that were historically reported in the Refining & Marketing segment. Prior period results reflecting MPC’s segment changes are available under the “Investor & Market Data” tab on the Investors page of the MPC website at https://www.marathonpetroleum.com. Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on February 4, 2025 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: February 4, 2025By:/s/ John J. Quaid Name: John J. Quaid Title: Executive Vice President and Chief Financial Officer

mpc-202411050001510295false00015102952024-11-052024-11-05

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) November 5, 2024

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 2.02Results of Operations and Financial Condition

On November 5, 2024, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended September 30, 2024. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on November 5, 2024 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: November 5, 2024By:/s/ John J. Quaid Name: John J. Quaid Title: Executive Vice President and Chief Financial Officer

mpc-202408060001510295false00015102952024-08-062024-08-06

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) August 6, 2024

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 2.02Results of Operations and Financial Condition

On August 6, 2024, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended June 30, 2024. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on August 6, 2024 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: August 6, 2024By:/s/ John J. Quaid Name: John J. Quaid Title: Executive Vice President and Chief Financial Officer

mpc-202404300001510295false00015102952024-04-302024-04-30

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 30, 2024

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 2.02Results of Operations and Financial Condition

On April 30, 2024, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended March 31, 2024. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on April 30, 2024 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: April 30, 2024By:/s/ John J. Quaid Name: John J. Quaid Title: Executive Vice President and Chief Financial Officer

mpc-202401300001510295false00015102952024-01-302024-01-30

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) January 30, 2024

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 2.02Results of Operations and Financial Condition

On January 30, 2024, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter and year ended December 31, 2023. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on January 30, 2024 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: January 30, 2024By:/s/ John J. Quaid Name: John J. Quaid Title: Executive Vice President and Chief Financial Officer

mpc-202310310001510295false00015102952023-10-312023-10-31

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) October 31, 2023

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 2.02Results of Operations and Financial Condition

On October 31, 2023, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended September 30, 2023. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on October 31, 2023 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: October 31, 2023By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202308010001510295false00015102952023-08-012023-08-01

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) August 1, 2023

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 2.02Results of Operations and Financial Condition

On August 1, 2023, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended June 30, 2023. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on August 1, 2023 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: August 1, 2023By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202305020001510295false00015102952023-05-022023-05-02

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) May 2, 2023

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 2.02Results of Operations and Financial Condition

On May 2, 2023, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended March 31, 2023. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on May 2, 2023 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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 2, 2023By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202301310001510295false00015102952023-01-312023-01-31

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) January 31, 2023

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 2.02Results of Operations and Financial Condition

On January 31, 2023, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter and year ended December 31, 2022. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on January 31, 2023 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: January 31, 2023By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202211010001510295false00015102952022-11-012022-11-01

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) November 1, 2022

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 2.02Results of Operations and Financial Condition

On November 1, 2022, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended September 30, 2022. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on November 1, 2022 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: November 1, 2022By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202208020001510295false00015102952022-08-022022-08-02

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) August 2, 2022

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 2.02Results of Operations and Financial Condition

On August 2, 2022, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended June 30, 2022. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on August 2, 2022 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: August 2, 2022By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202205030001510295false00015102952022-05-032022-05-03

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) May 3, 2022

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 2.02Results of Operations and Financial Condition

On May 3, 2022, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended March 31, 2022. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on May 3, 2022 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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 3, 2022By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202202020001510295false00015102952022-02-022022-02-02

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) February 2, 2022

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 2.02Results of Operations and Financial Condition

On February 2, 2022, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter and year ended December 31, 2021. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on February 2, 2022 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: February 2, 2022By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202111020001510295false00015102952021-11-022021-11-02

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) November 2, 2021

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 2.02Results of Operations and Financial Condition.

On November 2, 2021, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended September 30, 2021. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits.

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on November 2, 2021 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: November 2, 2021By:/s/ C. Kristopher Hagedorn Name: C. Kristopher Hagedorn Title: Senior Vice President and Controller

mpc-202108040001510295false00015102952021-08-042021-08-04

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) August 4, 2021

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 2.02Results of Operations and Financial Condition.

On August 4, 2021, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended June 30, 2021. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits.

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on August 4, 2021 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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: August 4, 2021By:/s/ John J. Quaid Name: John J. Quaid Title: Senior Vice President and Controller

mpc-202105040001510295false00015102952021-05-042021-05-04

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) May 4, 2021

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 2.02Results of Operations and Financial Condition.

On May 4, 2021, Marathon Petroleum Corporation issued a press release announcing its financial results for the quarter ended March 31, 2021. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Information in this Item 2.02 and Exhibit 99.1 of Item 9.01 below shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise incorporated by reference into any filing pursuant to the Securities Act of 1933, as amended, or the Exchange Act except as otherwise expressly stated in such a filing.

Item 9.01Financial Statements and Exhibits.

(d) Exhibits.

Exhibit Number Description

99.1 Press Release issued by Marathon Petroleum Corporation on May 4, 2021 104Cover Page Interactive Data File (embedded within the Inline XBRL document)

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 4, 2021By:/s/ John J. Quaid Name: John J. Quaid Title: Senior Vice President and Controller