StockData
Marathon Petroleum Corp logo

Marathon Petroleum Corp

MPCNYSEPetroleum RefiningFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 3, 2026Score 16/3013% above fair value
$430.39−14.34 (-3.22%)

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

Marathon Petroleum MPLX LP common units held by public

MPLX LP common units held by public (million units)

QuarterlyAnnual

Marathon Petroleum MPLX LP common units held by public: 367.00 m_units in Q2 2026, down 1.6% from a year earlier.

Latest, Q2 2026
367.00
Period ended Jun 30, 2026
Change on a year earlier
-1.6%
373.00 in Q2 2025
History
15 quarters
Since Q4 2022
Sources
14
Documents cited below

Where the Q2 2026 figure comes from

“MPLX:0001552000-26-000038/mplx-20260630_htm.xml | LimitedPartnersCapitalAccountUnitsOutstanding [CommonStockMember, NonrelatedPartyMember] | FY2026Q2: 367”

Source: MPLX LP Form 10-Q, filed 2026-08-04 ↗

Quarterly history

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

PeriodEndedMPLX LP common units held by public (million units)Year on yearSource
Q2 2026Jun 30, 2026367.00-1.6%MPLX LP Form 10-Q, filed 2026-08-04 ↗
Q1 2026Mar 31, 2026368.00-1.6%MPLX LP Form 10-Q, filed 2026-05-05 ↗
Q4 2025Dec 31, 2025368.00-0.5%MPLX LP Form 10-Q, filed 2026-08-04 ↗
Q3 2025Sep 30, 2025370.00-0.5%MPLX LP Form 10-Q, filed 2025-11-04 ↗
Q2 2025Jun 30, 2025373.00-0.3%MPLX LP Form 10-Q, filed 2025-08-05 ↗
Q1 2025Mar 31, 2025374.00+2.7%MPLX LP Form 10-Q, filed 2025-05-06 ↗
Q4 2024Dec 31, 2024370.00+3.9%MPLX LP Form 10-K, filed 2026-02-26 ↗
Q3 2024Sep 30, 2024372.00+5.1%MPLX LP Form 10-Q, filed 2024-11-05 ↗
Q2 2024Jun 30, 2024374.00+5.6%MPLX LP Form 10-Q, filed 2024-08-06 ↗
Q1 2024Mar 31, 2024364.00+2.8%MPLX LP Form 10-Q, filed 2024-04-30 ↗
Q4 2023Dec 31, 2023356.00+0.6%MPLX LP Form 10-K, filed 2025-02-27 ↗
Q3 2023Sep 30, 2023354.00–MPLX LP Form 10-Q, filed 2023-10-31 ↗
Q2 2023Jun 30, 2023354.00–MPLX LP Form 10-Q, filed 2023-08-01 ↗
Q1 2023Mar 31, 2023354.00–MPLX LP Form 10-Q, filed 2023-05-02 ↗
Q4 2022Dec 31, 2022354.00–MPLX LP Form 10-K, filed 2024-02-28 ↗

Cite this data

StockData. (2026). Marathon Petroleum MPLX LP common units held by public, quarterly Q4 2022–Q2 2026 [Data set]. Compiled from Marathon Petroleum SEC filings and investor materials. https://stockdatahq.com/stocks/mpc/kpis/xbrl-mplx-units-public-m

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