Companies: 11,336     total market cap: โ‚น14665.337 T
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MPLX
MPLX
#414
Rank
โ‚น5.777 T
Marketcap
๐Ÿ‡บ๐Ÿ‡ธ United States
Country
โ‚น5,698
Share price
1.40%
Change (1 day)
28.51%
Change (1 year)
๐Ÿ›ข Oil&Gas โšก Energy
Categories
MPLX Lp. is an American company that operates, develops and acquires midstream energy infrastructure assets. The company is engaged in the gathering, processing and transportation of natural gas.

Market capitalization of MPLX (MPLX)

Market cap: โ‚น5.777 Trillion

As of September 2026 MPLX has a market cap of โ‚น5.777 Trillion. This makes MPLX the world's 414th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of MPLX from 2012 to 2026

End of year Market Cap

Year Marketcap Change
2026โ‚น5.777 T17.1%
2025โ‚น4.933 T18.89%
2024โ‚น4.149 T35.59%
2023โ‚น3.060 T12.26%
2022โ‚น2.726 T21.38%
2021โ‚น2.246 T36.38%
2020โ‚น1.646 T-14.26%
2019โ‚น1.920 T14.19%
2018โ‚น1.682 T82.47%
2017โ‚น921.92 B10.52%
2016โ‚น834.18 B7.46%
2015โ‚น776.26 B284.02%
2014โ‚น202.14 B98.54%
2013โ‚น101.81 B61.13%
2012โ‚น63.18 B

End of Day market cap according to different sources

On Sep 19th, 2026 the market cap of MPLX was reported to be:

โ‚น5.777 Trillion
by Nasdaq info icon info icon
โ‚น5.777 Trillion
by CompaniesMarketCap info icon info icon

Market capitalization for similar companies or competitors

Name Marketcap Market cap differencediff. Country
Marathon Petroleum
MPC
โ‚น11.438 T 98.00%๐Ÿ‡บ๐Ÿ‡ธ USA
Delek Logistics Partners
DKL
โ‚น319.74 B-94.47%๐Ÿ‡บ๐Ÿ‡ธ USA
Magellan Midstream Partners
MMP
โ‚น1.336 T-76.86%๐Ÿ‡บ๐Ÿ‡ธ USA
Plains All American Pipeline
PAA
โ‚น1.715 T-70.30%๐Ÿ‡บ๐Ÿ‡ธ USA
Phillips 66 Partners
PSXP
โ‚น919.57 B-84.08%๐Ÿ‡บ๐Ÿ‡ธ USA
NuStar Energy
NS
โ‚น266.37 B-95.39%๐Ÿ‡บ๐Ÿ‡ธ USA
Holly Energy Partners
HEP
โ‚น247.87 B-95.71%๐Ÿ‡บ๐Ÿ‡ธ USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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