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Marathon Petroleum Ownership | Who Owns Marathon Petroleum?

OverviewForecastRevenueFinancialsChartTranscripts

Marathon Petroleum Ownership Summary

Marathon Petroleum is owned by 19.39% institutional investors, 0.28% insiders, and 80.33% retail investors. Vanguard group is the largest institutional shareholder, holding 12.81% of MPC shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.39% of its assets in Marathon Petroleum shares.

MPC Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockMarathon Petroleum19.39%0.28%80.33%
SectorEnergy Stocks 147.73%15.16%-62.89%
IndustryOil & Gas Refining & Marketing Stocks31.60%13.63%54.77%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Vanguard group38.29M12.81%$6.23B
Blackrock28.18M7.77%$4.89B
Blackrock funding, inc. /de22.43M7.50%$3.65B
State street17.89M5.79%$3.45B
Wellington management group llp9.37M3.03%$1.81B
Geode capital management7.77M2.60%$1.26B
Boston partners6.31M2.04%$1.21B
Morgan stanley6.08M1.99%$989.42M
Raymond james financial6.02M1.95%$1.16B
Bank of new york mellon4.41M1.48%$717.40M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Praetorian pr70.00K8.11%$13.49M
Berry wealth group, lp12.52K7.15%$2.04M
Mcintyre freedman & flynn investment advisers48.41K4.94%$7.87M
Empyrean capital partners, lp562.50K4.35%$108.42M
Recurrent investment advisors280.86K4.15%$54.13M
Arrow capital pty25.00K3.90%$7.28M
Summit street capital management124.62K3.29%$24.02M
Greatmark investment partners166.08K3.19%$27.01M
Kennondale capital management19.72K2.91%$3.80M
Sitrin capital management37.26K2.88%$6.06M

Top Buyers

HolderShares% AssetsChange
Norges bank2.90M0.05%2.90M
Capital wealth planning1.50M1.59%1.50M
Two sigma investments, lp932.80K0.27%775.58K
Fmr4.09M0.04%734.94K
Balyasny asset management659.60K0.17%657.25K

Top Sellers

HolderShares% AssetsChange
Elliott investment management---7.37M
Wellington management group llp9.37M0.32%-2.31M
Blackrock28.18M0.11%-1.83M
Nomura36.12K0.01%-1.26M
Alyeska investment group---785.43K

New Positions

HolderShares% AssetsChangeValue
Norges bank2.90M0.05%2.90M$472.31M
Renaissance177.90K0.04%177.90K$28.93M
Exoduspoint capital management, lp151.88K0.30%151.88K$29.27M
Trexquant investment lp100.92K0.20%100.92K$19.45M
Flat footed75.00K1.22%75.00K$13.01M

Sold Out

HolderChange
Sugar maple asset management-1.00
Loring wolcott & coolidge fiduciary advisors llp/ma-3.00
Riggs asset managment-4.00
Blume capital management-4.00
Perkins coie trust-4.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Dec 31, 2025829-51.46%57,982,186-73.62%190.38%339-50.15%298-52.09%
Sep 30, 20251,003-37.86%73,065,936-68.45%230.42%402-40.71%367-37.90%
Jun 30, 20251,5860.13%230,709,160-0.87%741.35%6686.37%581-7.63%
Mar 31, 20251,566-1.20%232,018,286-1.64%741.36%624-0.79%620-3.58%
Dec 31, 20241,426-11.65%205,396,931-12.58%621.23%562-11.36%574-5.28%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Vanguard US Total Market Shares ETF10.60M3.39%-555.40K
Vanguard Total Stock Mkt Idx Inv9.46M3.21%20.02K
Cushing Midstream Strategy8.82M2.99%286.50K
Vanguard 500 Index Investor7.66M2.60%47.95K
State Street®EngySelSectSPDR®ETF6.53M2.21%10.63K
Vanguard Mid Cap Index Institutional6.51M2.21%-33.90K
The Energy Select Sector SPDR® ETF5.97M1.96%983.00
iShares Core S&P 500 ETF3.83M1.30%4.99K
Fidelity 500 Index3.80M1.29%-37.95K
SPDR® S&P 500 ETF3.93M1.26%-127.78K

Recent Insider Transactions

DateNameRoleActivityValue
Mar 13, 2026Hessling Ricky D. Chief Commercial OfficerSell$371.02K
Mar 11, 2026Hessling Ricky D. Chief Commercial OfficerSell$73.45K
Mar 11, 2026Hessling Ricky D. Chief Commercial OfficerSell$333.40K
Mar 12, 2026Hessling Ricky D. Chief Commercial OfficerSell$108.98K
Mar 12, 2026Hessling Ricky D. Chief Commercial OfficerSell$128.57K

Insider Transactions Trends

DateBuySell
2026 Q1-5
2025 Q4--
2025 Q3-2
2025 Q2--
2025 Q12-

MPC Ownership FAQ

Who Owns Marathon Petroleum?

Marathon Petroleum shareholders are primarily institutional investors at 19.39%, followed by 0.28% insiders and 80.33% retail investors. The average institutional ownership in Marathon Petroleum's industry, Oil & Gas Refining & Marketing Stocks, is 31.60%, which Marathon Petroleum falls below.

Who owns the most shares of Marathon Petroleum?

Marathon Petroleum’s largest shareholders are Vanguard group (38.29M shares, 12.81%), Blackrock (28.18M shares, 7.77%), and Blackrock funding, inc. /de (22.43M shares, 7.50%). Together, they hold 28.07% of Marathon Petroleum’s total shares outstanding.

Does Blackrock own Marathon Petroleum?

Yes, BlackRock owns 7.77% of Marathon Petroleum, totaling 28.18M shares as of Jun 2024. This represents 0.11% of BlackRock's total assets, with a market value of 4.89B$. In the last quarter, BlackRock decreased its holdings by -1.828M shares, a -6.09% change.

Who is Marathon Petroleum’s biggest shareholder by percentage of total assets invested?

Praetorian pr is Marathon Petroleum’s biggest shareholder by percentage of total assets invested, with 8.11% of its assets in 70K Marathon Petroleum shares, valued at 13.49M$.

Who is the top mutual fund holder of Marathon Petroleum shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Marathon Petroleum shares, with 3.39% of its total shares outstanding invested in 10.6M Marathon Petroleum shares.

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