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MPLX

MPLX

MPLX LP is a diversified, large-cap master limited partnership that owns and operates midstream energy infrastructure and logistics assets.

Market cap
$58.29B+11.9%
Revenue$12.9B+5.7%
Net income$4.7B+5.8%
Free cash flow$3.9B-19.4%
EPS (diluted)$4.62+6.7%
Trailing twelve months · change vs. prior year

Earnings

Next report

Aug 4, 2026 (In 3 weeks)
Revenue estimate$3.2B
EPS estimate$1.08

Financials

Q1 2026

Income statement

See full
Revenue$3.0B-2.8%
Operating income$1.2B-11.1%
Net income$922.0M-18.8%
EPS (diluted)$0.90-18.2%

Balance sheet

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Cash & equivalents$1.5B-40.6%
Total debt$267.0M-5.3%
Total assets$42.9B+10.2%

Cash flow

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Operating cash flow$1.3B+8.1%
CapEx$575.0M+115%
Free cash flow$772.0M-21.1%

Valuation & ratios

Valuation

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Market cap$58.29B+11.9%
Enterprise value$57.05B+11.9%
P/E12.3×+0.3×
P/S4.5×+0.2×

Profitability

See full
Operating margin44.8%+0.6pp
Net margin36.7%0.0pp
FCF margin30.2%-9.4pp

Returns & leverage

See full
Current ratio1.1×0.0×

Segments

By segment

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Crude Oil and Products Logistics$1.6B+1.8%
Natural Gas & NGL Services$1.4B-7.4%

By product

See full
Service$1.8B+1.6%

Competitors

Profile

MPLX LP is a diversified, large-cap master limited partnership that owns and operates midstream energy infrastructure and logistics assets. The company provides a comprehensive suite of services including the gathering, processing, and transportation of natural gas and NGLs, as well as the storage, distribution, and maritime transportation of crude oil and refined petroleum products. Its core value proposition is built on long-term, fee-based agreements with minimum volume commitments that provide stable and predictable cash flows.

Competitive position

A leading midstream provider with a significant presence in major U.S. shale plays and a strategic, high-volume relationship with its sponsor, Marathon Petroleum Corporation.

GeographiesUnited States, Marcellus Shale, Permian Basin, Utica Shale, Bakken Shale
Customer segmentsEnergy producers, Refiners, Petrochemical manufacturers
Business modelMaster Limited Partnership (MLP), Fee-based service contracts, Take-or-pay agreements
SuppliersExploration and production companies, Crude oil suppliers, Natural gas well operators, Pipeline equipment manufacturers
CustomersPetroleum refineries, Chemical plants, Propane retailers, Power generation facilities, Export terminals
Listed2012
Employees5.8K
CEOMaryann T. Mannen
SectorEnergy
Websitemplx.com
FilingsSEC EDGAR

Questions, answered.

What is MPLX's market cap?
MPLX (MPLX) has a market capitalization of $58.3B and trades on NYSE.
What is MPLX's revenue and profitability?
MPLX generated $12.9B in trailing twelve-month revenue with net income of $4.7B, representing a net margin of 36.7%, with free cash flow of $3.9B. These figures are based on the Q1 2026 filing.
Who are MPLX's competitors?
MPLX's key competitors include Enterprise Products Partners L.P., Kinder Morgan, Inc., Energy Transfer LP, and others. These companies compete in similar markets and product categories.
Who does MPLX partner with?
MPLX's notable partners include Marathon Petroleum Corporation.
What subsidiaries does MPLX have?
MPLX's subsidiaries include MPLX GP LLC.
Where is MPLX headquartered?
MPLX is headquartered in United States of America and employs approximately 5,810 people. It has been publicly traded since 2012.