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Marathon Petroleum Corp

MPCNYSEPetroleum RefiningFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 4, 2026Score 16/308% above fair value
$430.39−14.34 (-3.22%)

Close on Nov 2, 2026Market cap $120.86BP/E 14.8Yield 0.87%

Marathon Petroleum MPC ownership share of MPLX LP common units by Year

MPC ownership share of MPLX LP common units (%) (%)

QuarterlyAnnual

Marathon Petroleum MPC ownership share of MPLX LP common units: 64.0% in 2025, unchanged from a year earlier.

Latest, 2025
64.0%
Period ended Dec 31, 2025
Change on a year earlier
0.0 pts
64.0% in 2024
History
7 years
Since 2019
Sources
7
Documents cited below

Where the 2025 figure comes from

“MPC:0001510295-26-000009/mpc-20251231_htm.xml | MinorityInterestOwnershipPercentageByParent [MPLXLPMember, MarathonPetroleumCorporationMember] | FY2025 (as of FY2025Q4): 64.0”

Source: Marathon Petroleum Form 10-K (FY2025), filed 2026-02-26 ↗

Annual history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedMPC ownership share of MPLX LP common units (%) (%)Year on yearSource
2025Dec 31, 202564.0%0.0 ptsMarathon Petroleum Form 10-K (FY2025), filed 2026-02-26 ↗
2024Dec 31, 202464.0%-1.0 ptsMarathon Petroleum Form 10-Q, filed 2025-05-06 ↗
2023Dec 31, 202365.0%0.0 ptsMarathon Petroleum Form 10-K (FY2024), filed 2025-02-27 ↗
2022Dec 31, 202265.0%+1.0 ptsMarathon Petroleum Form 10-K (FY2022), filed 2023-02-23 ↗
2021Dec 31, 202164.0%+2.0 ptsMarathon Petroleum Form 10-K (FY2021), filed 2022-02-24 ↗
2020Dec 31, 202062.0%-1.0 ptsMarathon Petroleum Form 10-K (FY2020), filed 2021-02-26 ↗
2019Dec 31, 201963.0%–Marathon Petroleum Form 10-K (FY2019), filed 2020-02-28 ↗

Cite this data

StockData. (2026). Marathon Petroleum MPC ownership share of MPLX LP common units (%), annual 2019–2025 [Data set]. Compiled from Marathon Petroleum SEC filings and investor materials. https://stockdatahq.com/stocks/mpc/kpis/xbrl-vie-mplx-ownership-pct

See every metric in the Marathon Petroleum KPI table. Data updated Oct 27, 2026.