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MPLX·NYSE·US

MPLX

MPLX is a U.S.-based midstream master limited partnership that owns and operates crude oil, refined products, natural gas, and NGL infrastructure. Its business centers on pipeline transportation, gathering, processing, fractionation, storage, terminals, marine transport, and fuels distribution.

Thematic Position

MPLX

Relationship Groups

Suppliers1
Customers3
Partners3
Competitors1

Relationship details are part of the Pro plan.

Ended Relationships

1 ended relationship · Ended relationships are part of the Pro plan.

Management Perspective on Regulatory & Geopolitical Developments

regulatory ordertrespass determinationforced cessation
Bureau of Indian Affairs trespass determination forces THPP pipeline cessation and damages
SEC 10-KFeb 26, 2026

The full regulatory passage is part of the Pro plan.

26 more · Regulatory and geopolitical insights are part of the Pro plan.

Disclosed customers above 10% of revenue

1 customer · Named major customers are part of the Pro plan.