Form 8-K





Washington, DC 20549






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 4, 2013




(Exact name of registrant as specified in its charter)




Delaware   001-35714   45-5010536

(State or Other Jurisdiction

of Incorporation)



File Number)


(IRS Employer

Identification Number)

200 E. Hardin Street

Findlay, Ohio

(Address of Principal Executive Offices)   (Zip Code)

Registrant’s telephone number, including area code: (419) 672-6500

(Former name or former address, if changed since last report)



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))




Item 7.01 Regulation FD.

On December 4, 2013, the senior management of MPLX LP (“MPLX”) will make a presentation at the Marathon Petroleum Corporation and MPLX 2013 Analyst & Investor Day in New York, New York (the “Presentation”). The slides attached as Exhibit 99.1 to this Current Report on Form 8-K are to be displayed at the Presentation and are incorporated herein by reference. The slides will also be available on the MPLX website at http// commencing with the live webcast of the Presentation beginning at 8:30 a.m. EST, on Wednesday, December 4, 2013.

The information in this Current Report on Form 8-K is being furnished pursuant to Item 7.01 and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section.


Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.






99.1    Slide presentation of MPLX LP


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.


    By:   MPLX GP LLC, its General Partner
Date: December 4, 2013     By:   /s/ J. Michael Wilder
      Name: J. Michael Wilder
      Title:   Vice President, General Counsel and Secretary