Company:  MPLX LP (MPLX)
Form Type:  424B5
Filing Date:  8/8/2022 
CIK:  0001552000 
Address:  200 E. HARDIN STREET 
City, State, Zip:  FINDLAY, Ohio 45840 
Telephone:  (419) 421-2159 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$31.27  
Change: 
-0.19 (-0.60%)  
Trade Time: 
04:10 PM EST  
Market Cap: 
$31.65B
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© 2022  
Description of Business
We are a diversified, large-cap master limited partnership ("MLP") formed in 2012 by MPC (as our sponsor) that owns and operates midstream energy infrastructure and logistics assets, and provides fuels distribution services. Our assets include a network of crude oil and refined product pipelines; an inland marine business; light-product, asphalt, heavy oil and marine terminals; storage caverns; refinery tanks, docks, loading racks, and associated piping; crude oil and natural gas gathering systems and pipelines; as well as natural gas and NGL processing and fractionation facilities. The operation of these assets are conducted in our Logistics and Storage ("L&S") and Gathering and Processing ("G&P") operating segments. Our assets are positioned throughout the United States as depicted in the map below. Our L&S segment primarily engages in the gathering, transportation, storage, and distribution of crude oil, refined products and other hydrocarbon-based products.
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  FORM 424B5
    Subject to Completion
    TABLE OF CONTENTS
    ABOUT THIS PROSPECTUS SUPPLEMENT
    WHERE YOU CAN FIND MORE INFORMATION
    DISCLOSURES REGARDING FORWARD-LOOKING STATEMENTS
    The Offering
    RISK FACTORS
    USE OF PROCEEDS
    CAPITALIZATION
    DESCRIPTION OF OTHER INDEBTEDNESS
    DESCRIPTION OF THE NOTES
    Limitations on Certain Sale and Leaseback Transactions
    MATERIAL U.S. FEDERAL INCOME TAX CONSEQUENCES
    UNDERWRITING (CONFLICTS OF INTEREST)
    Other Matters Relating to the Underwriters
    LEGAL MATTERS
    EXPERTS
    RISK FACTORS
    USE OF PROCEEDS
    DESCRIPTION OF DEBT SECURITIES
    DESCRIPTION OF THE COMMON UNITS
    Transfer Agent and Registrar
    DESCRIPTION OF OTHER CLASSES OF UNITS REPRESENTING LIMITED ...
    Management
      Indemnification
    PLAN OF DISTRIBUTION