Marathon Petroleum Ownership | Who Owns Marathon Petroleum?
Marathon Petroleum Ownership Summary
Marathon Petroleum is owned by 23.65% institutional investors, 0.27% insiders, and 76.08% retail investors. Vanguard group is the largest institutional shareholder, holding 12.41% 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
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Marathon Petroleum | 23.65% | 0.27% | 76.08% |
| Sector | Energy Stocks | 14147.52% | 14.03% | -14061.55% |
| Industry | Oil & Gas Refining & Marketing Stocks | 44.72% | 9.30% | 45.98% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 38.34M | 12.41% | $7.39B |
| Blackrock | 28.18M | 7.77% | $4.89B |
| Blackrock funding, inc. /de | 22.42M | 7.25% | $4.32B |
| State street | 17.89M | 5.79% | $3.45B |
| Wellington management group llp | 9.37M | 3.03% | $1.81B |
| Geode capital management | 7.92M | 2.56% | $1.52B |
| Boston partners | 6.31M | 2.04% | $1.21B |
| Morgan stanley | 6.27M | 2.03% | $1.21B |
| Raymond james financial | 6.02M | 1.95% | $1.16B |
| Bank of new york mellon | 5.15M | 1.67% | $992.40M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Praetorian pr | 70.00K | 8.11% | $13.49M |
| Berry wealth group, lp | 12.88K | 8.10% | $2.48M |
| Mcintyre freedman & flynn investment advisers | 50.57K | 5.85% | $9.75M |
| Empyrean capital partners, lp | 562.50K | 4.35% | $108.42M |
| Recurrent investment advisors | 280.86K | 4.15% | $54.13M |
| Arrow capital pty | 25.00K | 3.90% | $7.28M |
| Greatmark investment partners | 168.53K | 3.89% | $32.48M |
| Cherokee insurance | 41.56K | 3.43% | $8.01M |
| Sitrin capital management | 37.02K | 3.42% | $7.14M |
| Summit street capital management | 124.62K | 3.29% | $24.02M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 3.25M | 0.06% | 3.25M |
| Two sigma investments, lp | 932.80K | 0.27% | 775.58K |
| Fmr | 4.09M | 0.04% | 734.94K |
| Balyasny asset management | 659.60K | 0.17% | 657.25K |
| Two sigma advisers, lp | 1.30M | 0.50% | 517.50K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Elliott investment management | - | - | -7.37M |
| Wellington management group llp | 9.37M | 0.32% | -2.31M |
| Pacer advisors | 33.36K | 0.02% | -1.97M |
| Blackrock | 28.18M | 0.11% | -1.83M |
| Nomura | 36.12K | 0.01% | -1.26M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 3.25M | 0.06% | 3.25M | $453.43M |
| Hrt financial lp | 229.38K | 0.16% | 229.38K | $44.21M |
| Exoduspoint capital management, lp | 151.88K | 0.30% | 151.88K | $29.27M |
| Trexquant investment lp | 100.92K | 0.20% | 100.92K | $19.45M |
| Flat footed | 75.00K | 1.22% | 75.00K | $13.01M |
Sold Out
| Holder | Change |
|---|---|
| Sugar maple asset management | -1.00 |
| Loring wolcott & coolidge fiduciary advisors llp/ma | -3.00 |
| Blume capital management | -4.00 |
| Riggs asset managment | -4.00 |
| Perkins coie trust | -4.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 1,003 | -37.86% | 73,065,936 | -68.45% | 23 | 0.42% | 402 | -40.71% | 367 | -37.90% |
| Jun 30, 2025 | 1,586 | 0.13% | 230,709,160 | -0.87% | 74 | 1.35% | 668 | 6.37% | 581 | -7.63% |
| Mar 31, 2025 | 1,566 | -1.20% | 232,018,286 | -1.64% | 74 | 1.36% | 624 | -0.79% | 620 | -3.58% |
| Dec 31, 2024 | 1,426 | -11.65% | 205,396,931 | -12.58% | 62 | 1.23% | 562 | -11.36% | 574 | -5.28% |
| Sep 30, 2024 | 1,592 | -5.24% | 234,264,968 | -6.44% | 70 | 1.38% | 626 | -10.83% | 596 | 0.34% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 10.60M | 3.39% | -555.40K |
| Vanguard Total Stock Mkt Idx Inv | 9.65M | 3.18% | -226.39K |
| Vanguard Institutional 500 Index Trust | 8.99M | 2.93% | 63.70K |
| Cushing Midstream Strategy | 8.53M | 2.78% | -495.23K |
| Vanguard 500 Index Investor | 7.60M | 2.50% | -1.11M |
| Vanguard Mid Cap Index Institutional | 6.85M | 2.25% | 73.97K |
| The Energy Select Sector SPDR® ETF | 5.97M | 1.96% | 983.00 |
| Fidelity 500 Index | 3.89M | 1.28% | 1.67K |
| SPDR® S&P 500 ETF | 3.93M | 1.26% | -127.78K |
| SPDR® S&P 500® ETF Trust | 3.83M | 1.23% | -20.09K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 15, 2025 | Benson Molly R | Chief Legal Ofc & Corp Sec | Sell | $1.77M |
| Jul 03, 2025 | Rucker Kim K.W. | - | Sell | $1.29M |
| Mar 11, 2025 | Hessling Ricky D. | Chief Commercial Officer | Buy | $269.44K |
| Mar 05, 2025 | Bayh Evan | - | Buy | $133.70K |
| Dec 04, 2024 | CAMPBELL JEFFREY C | - | Buy | $897.64K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | - |
| 2025 Q1 | 2 | - |
| 2024 Q4 | 1 | - |
| 2024 Q3 | - | - |
| 2024 Q2 | - | - |
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