Form 8-K MPLX LP For: Dec 12
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
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FORM 8-K
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CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported) December 12, 2025
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(Exact name of registrant as specified in its charter)
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| (State or other jurisdiction of incorporation) | (Commission File Number) | (IRS Employer Identification No.) | ||||||||||||
(Address of principal executive offices) (Zip code)
Registrant’s telephone number, including area code: (419 ) 422-2121
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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 class | Trading symbol(s) | Name of each exchange on which registered | ||||||
| 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. | ||
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| Item 5.02 | Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. | ||||
On December 18, 2025, the sole member of MPLX GP LLC (the “General Partner”), the general partner of MPLX LP (the “Partnership”), elected Maria A. Khoury to serve as a member of the General Partner’s Board of Directors (the “Board”), effective January 19, 2026 (the “Effective Date”). Ms. Khoury is not expected to serve on any standing committees of the Board.
Ms. Khoury will join Marathon Petroleum Corporation (“MPC”), which owns the General Partner and a majority of the Partnership’s outstanding common units, as its Executive Vice President and Chief Financial Officer on the Effective Date. As an employee of MPC, Ms. Khoury will serve as a management director for the General Partner and will not receive compensation for her services as a member of the Board.
Other than with respect to the employment relationship disclosed above, there are no arrangements or understandings between Ms. Khoury and any other persons pursuant to which Ms. Khoury was elected to the Board. There are no family relationships between Ms. Khoury and any director or executive officer of the Partnership, and Ms. Khoury has no direct or indirect interest in any transaction or proposed transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K.
Ms. Khoury will succeed John J. Quaid, who will cease service as a member of the Board on the Effective Date. The size of the Board will remain set at ten directors.
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.
| MPLX LP | |||||||||||
| By: | MPLX GP LLC, its General Partner | ||||||||||
| Date: December 18, 2025 | By: | /s/ Molly R. Benson | |||||||||
| Name: Molly R. Benson | |||||||||||
| Title: Chief Legal Officer and Corporate Secretary | |||||||||||
ATTACHMENTS / EXHIBITS
XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
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