Marathon Petroleum Corp
MPC- Exchange
- NYSE
- Industry
- Petroleum Refining
- SEC CIK
- 0001510295
In the last 90 days, Marathon Petroleum Corp insiders filed 0 open-market purchases and 5 sales; 1,954 institutions reported holding it in 13F filings for Q2 2026, worth $56.0B in total; Harris Associates (Oakmark) is the only superinvestor holding it.
13F holders, Q2 2026
Institutional positions in Marathon Petroleum Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 1,954
- +82 vs. Q1 2026
- Shares held
- 219.0M
- −1.91M (−0.9%) vs. Q1 2026
- Total value
- $56.0B
- +$2.11B (+3.9%) vs. Q1 2026
- New holders
- 175
- 686 more added
- Sold out
- 93
- 718 more reduced
25 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MPC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,954 | $56.0B |
| Q1 2026 | 1,897 | $53.9B |
| Q4 2025 | 1,679 | $36.4B |
| Q3 2025 | 1,662 | $42.4B |
| Q2 2025 | 1,572 | $38.5B |
| Q1 2025 | 1,564 | $33.7B |
| Q4 2024 | 1,562 | $32.4B |
| Q3 2024 | 1,583 | $38.9B |
| Q2 2024 | 1,653 | $43.4B |
| Q1 2024 | 1,692 | $52.7B |
| Q4 2023 | 1,554 | $41.1B |
| Q3 2023 | 1,476 | $43.8B |
| Q2 2023 | 1,356 | $35.4B |
| Q1 2023 | 1,442 | $44.3B |
| Q4 2022 | 1,391 | $40.9B |
| Q3 2022 | 1,293 | $36.1B |
| Q2 2022 | 1,234 | $32.3B |
| Q1 2022 | 1,185 | $36.1B |
| Q4 2021 | 1,098 | $28.9B |
| Q3 2021 | 1,008 | $29.6B |
| Q2 2021 | 1,004 | $29.5B |
| Q1 2021 | 976 | $27.0B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Marathon Petroleum Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| XTX Topco Ltd | 20,116 | $5.14M | 0.07% | +15,205+309.6% | Added |
| First American Bank | 19,996 | $5.11M | 0.29% | −1,603−7.4% | Reduced |
| Lighthouse Investment Partners, LLC | 19,983 | $5.11M | 0.16% | −3,738−15.8% | Reduced |
| Coldstream Capital Management Inc | 19,856 | $5.08M | 0.06% | +1,378+7.5% | Added |
| Verition Fund Management LLC | 19,796 | $5.06M | 0.04% | −13,106−39.8% | Reduced |
| Lansforsakringar Fondforvaltning AB (publ) | 19,792 | $5.06M | 0.02% | +19,792 | New |
| Abc Arbitrage SA | 19,751 | $5.05M | 0.55% | +19,751 | New |
| Kennondale Capital Management LLC | 19,718 | $5.04M | 3.36% | 00.0% | Unchanged |
| Alphadyne Asset Management LP | 19,705 | $5.04M | 0.23% | −20,595−51.1% | Reduced |
| QRG Capital Management, Inc. | 19,518 | $4.99M | 0.04% | +1,517+8.4% | Added |
| Energy Income Partners, LLC | 19,213 | $4.91M | 0.08% | +8,777+84.1% | Added |
| Laird Norton Trust Company, LLC | 19,181 | $4.90M | 0.09% | −179−0.9% | Reduced |
| Fruth Investment Management | 19,138 | $4.89M | 1.16% | −300−1.5% | Reduced |
| Kentucky Retirement Systems | 18,983 | $4.85M | 0.12% | −5,870−23.6% | Reduced |
| Thompson Siegel & Walmsley LLC | 18,590 | $4.75M | 0.09% | −477−2.5% | Reduced |
| Axecap Investments, LLC | 18,483 | $4.73M | 2.61% | +17,411+1,624.2% | Added |
| Peterson Wealth Services | 18,461 | $4.72M | 1.03% | +31+0.2% | Added |
| EULAV Asset Management | 18,429 | $4.71M | 0.15% | +18,429 | New |
| Mader & Shannon Wealth Management, Inc. | 18,411 | $4.71M | 2.20% | +327+1.8% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 18,252 | $4.67M | 0.01% | −278−1.5% | Reduced |
| Chicago Partners Investment Group LLC | 14,855 | $4.64M | 0.09% | +651+4.6% | Added |
| Canada Post Corp Registered Pension Plan | 18,126 | $4.63M | 0.16% | −1,919−9.6% | Reduced |
| Q3 Asset Management | 18,045 | $4.63M | 0.85% | +18,045 | New |
| First Nebraska Trust Co | 18,039 | $4.61M | 0.37% | −30−0.2% | Reduced |
| Atlantic Union Bankshares Corp | 18,027 | $4.61M | 0.08% | −1,672−8.5% | Reduced |
| Empirical Finance, LLC | 17,990 | $4.60M | 0.19% | +307+1.7% | Added |
| Hancock Whitney Corp | 17,847 | $4.56M | 0.08% | −477−2.6% | Reduced |
| Allworth Financial LP | 17,795 | $4.55M | 0.02% | −4,361−19.7% | Reduced |
| Wesbanco Bank Inc | 17,772 | $4.54M | 0.11% | −2,637−12.9% | Reduced |
| Wealth Intelligence, LLC | 17,530 | $4.48M | 2.08% | −340−1.9% | Reduced |
| Quadrant Capital Group LLC | 17,450 | $4.46M | 0.12% | +1,205+7.4% | Added |
| Fisher Asset Management, LLC | 17,368 | $4.44M | 0.00% | −1,001−5.4% | Reduced |
| First Manhattan Co | 17,303 | $4.42M | 0.01% | −180−1.0% | Reduced |
| Syon Capital LLC | 17,273 | $4.42M | 0.19% | −89−0.5% | Reduced |
| Stonebridge Financial Group, LLC | 17,174 | $4.39M | 0.33% | +127+0.7% | Added |
| Accretive Wealth Partners, LLC | 17,086 | $4.37M | 1.06% | −127−0.7% | Reduced |
| Park Avenue Securities LLC | 16,945 | $4.33M | 0.03% | −565−3.2% | Reduced |
| Insigneo Advisory Services, LLC | 16,934 | $4.33M | 0.16% | −100−0.6% | Reduced |
| Park National Corp | 16,860 | $4.31M | 0.12% | 00.0% | Unchanged |
| Occidental Asset Management, LLC | 16,795 | $4.29M | 0.43% | +12,860+326.8% | Added |
| Stratos Wealth Partners, LTD. | 16,686 | $4.27M | 0.04% | +652+4.1% | Added |
| Westwood Holdings Group Inc. | 16,635 | $4.25M | 0.03% | +7,963+91.8% | Added |
| Brinker Capital Investments, LLC | 16,612 | $4.25M | 0.03% | −142−0.8% | Reduced |
| Unison Advisors LLC | 16,379 | $4.19M | 0.29% | +16,379 | New |
| Metis Global Partners, LLC | 16,345 | $4.18M | 0.09% | +767+4.9% | Added |
| CX Institutional | 16,287 | $4.16M | 0.12% | −187−1.1% | Reduced |
| Hartford Investment Management Co | 16,131 | $4.12M | 0.12% | −665−4.0% | Reduced |
| CAPROCK Group, Inc. | 16,116 | $4.12M | 0.08% | +559+3.6% | Added |
| West Michigan Advisors, LLC | 16,002 | $4.09M | 0.78% | +385+2.5% | Added |
| Diversified Trust Co | 15,992 | $4.09M | 0.07% | +305+1.9% | Added |
| TD Waterhouse Canada Inc. | 15,333 | $4.06M | 0.01% | −1,115−6.8% | Reduced |
| Dynasty Wealth Management, LLC | 15,691 | $4.01M | 0.03% | −638−3.9% | Reduced |
| CrossGen Wealth, LLC | 15,679 | $4.01M | 3.11% | −250−1.6% | Reduced |
| Merrion Investment Management Co, LLC | 15,619 | $3.99M | 1.89% | 00.0% | Unchanged |
| United Capital Financial Advisers, LLC | 15,593 | $3.99M | 0.02% | −319−2.0% | Reduced |
| AMG National Trust Bank | 15,584 | $3.98M | 0.08% | −303−1.9% | Reduced |
| Farther Finance Advisors, LLC | 15,448 | $3.95M | 0.03% | −386−2.4% | Reduced |
| O'Domhnaill Enterprises, Inc. | 15,367 | $3.93M | 3.14% | −1,390−8.3% | Reduced |
| Railway Pension Investments Ltd | 15,200 | $3.89M | 0.05% | +15,200 | New |
| Bryn Mawr Trust Co | 15,137 | $3.87M | 0.09% | −1,533−9.2% | Reduced |
| Callan Family Office, LLC | 15,025 | $3.84M | 0.08% | +105+0.7% | Added |
| Leavell Investment Management, Inc. | 15,007 | $3.84M | 0.14% | −988−6.2% | Reduced |
| Kentucky Farm Bureau Mutual Insurance Co | 15,000 | $3.84M | 1.06% | 00.0% | Unchanged |
| Hudson Canyon Capital Management | 14,922 | $3.82M | 2.04% | −864−5.5% | Reduced |
| Louisiana State Employees Retirement System | 14,900 | $3.81M | 0.06% | −100−0.7% | Reduced |
| Miller Capital Partners, Inc. | 14,892 | $3.81M | 1.50% | 00.0% | Unchanged |
| Buckingham Strategic Partners | 14,841 | $3.79M | 0.03% | +2,818+23.4% | Added |
| Union Bancaire Privee, UBP SA | 16,508 | $3.79M | 0.06% | +3,564+27.5% | Added |
| Integrated Wealth Concepts LLC | 14,755 | $3.77M | 0.02% | +1,836+14.2% | Added |
| Level Four Advisory Services, LLC | 14,746 | $3.77M | 0.11% | +205+1.4% | Added |
| Northwest & Ethical Investments L.P. | 14,741 | $3.77M | 0.09% | −2,874−16.3% | Reduced |
| New Mexico Educational Retirement Board | 14,729 | $3.77M | 0.09% | +600+4.2% | Added |
| Ingalls & Snyder LLC | 14,694 | $3.76M | 0.10% | −50−0.3% | Reduced |
| Aventail Capital Group, LP | 14,621 | $3.74M | 0.21% | −27,805−65.5% | Reduced |
| New Age Alpha Advisors, LLC | 14,605 | $3.73M | 0.16% | +5,163+54.7% | Added |
| Baker Avenue Asset Management, LP | 14,487 | $3.70M | 0.07% | −507−3.4% | Reduced |
| Phoenix Wealth Advisors | 14,355 | $3.67M | 1.24% | −492−3.3% | Reduced |
| GAMMA Investing LLC | 14,347 | $3.67M | 0.14% | +937+7.0% | Added |
| Farmers & Merchants Trust Co of Long Beach | 14,320 | $3.66M | 0.79% | 00.0% | Unchanged |
| Easterly Investment Partners LLC | 14,314 | $3.66M | 0.19% | −25,654−64.2% | Reduced |
| Town & Country Bank & Trust CO dba First Bankers Trust CO | 14,254 | $3.64M | 1.13% | −724−4.8% | Reduced |
| City Holding Co | 14,236 | $3.64M | 0.41% | +370+2.7% | Added |
| CSM Advisors, LLC | 14,178 | $3.63M | 0.08% | −4,442−23.9% | Reduced |
| Runnymede Capital Advisors, Inc. | 14,173 | $3.62M | 2.16% | 00.0% | Unchanged |
| Fifth Third Wealth Advisors LLC | 14,161 | $3.62M | 0.10% | +3,538+33.3% | Added |
| Norinchukin Bank, The | 13,996 | $3.58M | 0.03% | −5,488−28.2% | Reduced |
| Nemes Rush Group LLC | 13,925 | $3.56M | 0.29% | −14−0.1% | Reduced |
| Avidian Wealth Solutions, LLC | 13,916 | $3.56M | 0.10% | −70−0.5% | Reduced |
| SWS Partners | 13,912 | $3.56M | 0.77% | −646−4.4% | Reduced |
| RSM US Wealth Management LLC | 13,866 | $3.55M | 0.04% | −967−6.5% | Reduced |
| Quadrature Capital Ltd | 13,788 | $3.53M | 0.03% | −15,156−52.4% | Reduced |
| Wills Financial Group LLC | 13,704 | $3.50M | 1.28% | −17−0.1% | Reduced |
| Ci Investments Inc. | 13,629 | $3.48M | 0.01% | +10,952+409.1% | Added |
| Merit Financial Group, LLC | 13,496 | $3.45M | 0.02% | +1,603+13.5% | Added |
| Profund Advisors LLC | 13,440 | $3.44M | 0.09% | −514−3.7% | Reduced |
| Signaturefd, LLC | 13,399 | $3.43M | 0.05% | +367+2.8% | Added |
| Cliftonlarsonallen Wealth Advisors, LLC | 13,372 | $3.42M | 0.04% | +2,320+21.0% | Added |
| Apollon Wealth Management, LLC | 13,230 | $3.38M | 0.04% | +2,549+23.9% | Added |
| Umb Bank N A | 13,166 | $3.37M | 0.04% | −2,773−17.4% | Reduced |
| Ethic Inc. | 13,122 | $3.35M | 0.04% | +310+2.4% | Added |