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, Q1 2026
Institutional positions in Marathon Petroleum Corp as of Mar 31, 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
- 1,897
- +243 vs. Q4 2025
- Shares held
- 221.0M
- +38.8M (+21.3%) vs. Q4 2025
- Total value
- $53.9B
- +$24.3B (+81.8%) vs. Q4 2025
- New holders
- 353
- 568 more added
- Sold out
- 110
- 678 more reduced
25 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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, Q1 2026
Shares, value and share of portfolio for each institution holding Marathon Petroleum Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Signet Private Wealth LLC | 1,420 | $346.8K | 0.33% | −50−3.4% | Reduced |
| Bragg Financial Advisors, Inc | 1,422 | $347.2K | 0.01% | +22+1.6% | Added |
| Sunpointe, LLC | 1,426 | $348.2K | 0.11% | +1+0.1% | Added |
| West Paces Advisors Inc. | 1,429 | $348.9K | 0.07% | 00.0% | Unchanged |
| First American Trust, FSB | 1,432 | $349.6K | 0.02% | +49+3.5% | Added |
| Zuckerman Investment Group, LLC | 1,434 | $350.2K | 0.03% | 00.0% | Unchanged |
| Red Cedar Investment Management, LLC | 1,440 | $351.6K | 0.04% | 00.0% | Unchanged |
| S.A. Mason LLC | 1,442 | $352.1K | 0.13% | +305+26.8% | Added |
| LVW Advisors, LLC | 1,442 | $352.1K | 0.03% | +1,442 | New |
| EagleClaw Capital Managment, LLC | 1,444 | $352.6K | 0.05% | −50−3.3% | Reduced |
| AssuredPartners Investment Advisors, LLC | 1,463 | $353.1K | 0.04% | +78+5.6% | Added |
| Post Resch Tallon Group Inc. | 1,468 | $353.4K | 0.29% | +1,468 | New |
| Sculati Wealth Management, LLC | 1,450 | $354.1K | 0.13% | 00.0% | Unchanged |
| Summit Wealth Partners, LLC | 1,454 | $355.0K | 0.06% | +1,454 | New |
| Lionshead Wealth Management, LLC | 1,456 | $355.5K | 0.26% | −4−0.3% | Reduced |
| Schear Investment Advisers, LLC | 1,457 | $355.8K | 0.16% | 00.0% | Unchanged |
| Vista Investment Partners LLC | 1,457 | $355.8K | 0.09% | 00.0% | Unchanged |
| Fidelity D & D Bancorp Inc | 1,459 | $356.3K | 0.14% | −93−6.0% | Reduced |
| Signature Estate & Investment Advisors LLC | 1,459 | $356.4K | 0.01% | −215−12.8% | Reduced |
| First Financial Bankshares Inc | 1,463 | $357.2K | 0.01% | −2,488−63.0% | Reduced |
| Arthur M. Cohen & Associates, LLC | 1,500 | $357.2K | 0.06% | 00.0% | Unchanged |
| C M Bidwell & Associates Ltd | 1,468 | $358.5K | 0.17% | −19−1.3% | Reduced |
| Pathfinder Wealth Consulting, Inc. | 1,469 | $358.7K | 0.23% | 00.0% | Unchanged |
| Perpetual Ltd | 1,470 | $358.9K | 0.01% | +200+15.7% | Added |
| RMR Wealth Builders | 1,472 | $359.4K | 0.03% | +93+6.7% | Added |
| Silverlake Wealth Management LLC | 1,476 | $360.4K | 0.08% | −186−11.2% | Reduced |
| Retirement Planning Group | 1,484 | $362.4K | 0.01% | +1,484 | New |
| Empirical Asset Management, LLC | 1,489 | $363.6K | 0.10% | +1,489 | New |
| E Fund Management Co., Ltd. | 1,489 | $363.6K | 0.01% | +1,489 | New |
| Westside Investment Management, Inc. | 1,499 | $365.3K | 0.06% | 00.0% | Unchanged |
| Reston Wealth Management LLC | 1,502 | $366.7K | 0.11% | −83−5.2% | Reduced |
| Visionary Wealth Advisors | 1,505 | $367.4K | 0.02% | −137−8.3% | Reduced |
| North Star Asset Management Inc | 1,508 | $368.2K | 0.02% | −50−3.2% | Reduced |
| Rathbone Brothers plc | 1,509 | $368.5K | 0.00% | −150−9.0% | Reduced |
| White Pine Capital LLC | 1,510 | $368.7K | 0.10% | 00.0% | Unchanged |
| Archer Investment Corp | 1,519 | $370.8K | 0.08% | +1,282+540.9% | Added |
| Enterprise Financial Services Corp | 1,519 | $370.9K | 0.19% | −170−10.1% | Reduced |
| Northstar Group, Inc. | 1,519 | $370.9K | 0.05% | 00.0% | Unchanged |
| Zions Bancorporation, National Association | 1,520 | $371.2K | 0.02% | −397−20.7% | Reduced |
| Great Lakes Retirement, Inc. | 1,522 | $371.7K | 0.04% | −122−7.4% | Reduced |
| Green Square Capital Advisors LLC | 1,524 | $372.0K | 0.04% | +4+0.3% | Added |
| Florida Financial Advisors, LLC | 1,522 | $372.1K | 0.09% | +1,522 | New |
| Southeast Asset Advisors Inc. | 1,525 | $372.4K | 0.04% | 00.0% | Unchanged |
| DGS Capital Management, LLC | 1,525 | $372.4K | 0.06% | +253+19.9% | Added |
| First National Bank Sioux Falls | 1,648 | $372.8K | 0.10% | −5−0.3% | Reduced |
| SlateStone Wealth, LLC | 1,527 | $373.0K | 0.03% | −500−24.7% | Reduced |
| Anchyra Partners LLC | 1,530 | $373.6K | 0.11% | +28+1.9% | Added |
| MASTERINVEST Kapitalanlage GmbH | 1,530 | $373.6K | 0.04% | +1,530 | New |
| Capital Wealth Alliance, LLC | 1,537 | $375.3K | 0.17% | 00.0% | Unchanged |
| Pathway Financial Advisors LLC | 1,554 | $375.6K | 0.05% | 00.0% | Unchanged |
| Global Assets Advisory, LLC | 1,539 | $375.8K | 0.11% | +11+0.7% | Added |
| Relyea Zuckerberg Hanson LLC | 1,547 | $377.8K | 0.04% | −14−0.9% | Reduced |
| Westover Capital Advisors, LLC | 1,550 | $378.5K | 0.07% | −1,550−50.0% | Reduced |
| Oslo Pensjonsforsikring AS | 1,554 | $379.5K | 0.06% | +1,554 | New |
| Transcend Wealth Collective, LLC | 1,556 | $380.0K | 0.03% | +278+21.8% | Added |
| Circle Wealth Management, LLC | 1,562 | $381.4K | 0.01% | 00.0% | Unchanged |
| Greenland Capital Management LP | 1,564 | $381.9K | 0.08% | +35+2.3% | Added |
| Cambient Family Office, LLC | 1,565 | $382.1K | 0.05% | +1,565 | New |
| Amplius Wealth Advisors, LLC | 1,567 | $382.6K | 0.03% | 00.0% | Unchanged |
| Commerce Advisors, LLC | 1,569 | $383.1K | 0.32% | +1,569 | New |
| Warwick Investment Management, Inc. | 1,572 | $383.9K | 0.06% | −11−0.7% | Reduced |
| SBI Securities Co., Ltd. | 1,573 | $384.1K | 0.01% | +6+0.4% | Added |
| Avenue 1 Advisors, LLC | 1,574 | $384.3K | 0.12% | −24−1.5% | Reduced |
| CPA Asset Management LLC | 1,575 | $384.6K | 0.13% | 00.0% | Unchanged |
| Professional Advisory Services Inc | 1,584 | $387.0K | 0.05% | 00.0% | Unchanged |
| Unify Financial Advisors | 1,585 | $387.0K | 0.40% | +5+0.3% | Added |
| Southland Equity Partners LLC | 1,592 | $388.7K | 0.08% | +38+2.4% | Added |
| Catalina Capital Group, LLC | 1,593 | $389.0K | 0.24% | +2+0.1% | Added |
| High Net Worth Advisory Group LLC | 1,594 | $389.2K | 0.09% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 1,597 | $390.0K | 0.04% | +28+1.8% | Added |
| Nixon Peabody Trust Co | 1,602 | $391.2K | 0.03% | −232−12.6% | Reduced |
| Saranac Partners Ltd | 1,341 | $391.8K | 0.17% | −485−26.6% | Reduced |
| American Alpha Advisors, LLC | 1,607 | $392.4K | 0.23% | +1,607 | New |
| Platform Technology Partners | 1,610 | $393.1K | 0.08% | +221+15.9% | Added |
| Drucker Wealth 3.0, LLC | 1,616 | $394.6K | 0.07% | +64+4.1% | Added |
| Trust Co of the South | 1,617 | $394.8K | 0.06% | 00.0% | Unchanged |
| Farmers & Merchants Trust Co of Chambersburg PA | 1,617 | $395.0K | 0.11% | 00.0% | Unchanged |
| Pettyjohn, Wood & White, Inc | 1,618 | $395.1K | 0.06% | 00.0% | Unchanged |
| Spears Abacus Advisors LLC | 1,619 | $395.3K | 0.01% | +1+0.1% | Added |
| Latitude Advisors, LLC | 1,622 | $396.0K | 0.18% | −128−7.3% | Reduced |
| Tompkins Financial Corp | 1,624 | $396.5K | 0.03% | 00.0% | Unchanged |
| Gordian Capital Singapore Pte Ltd | 1,625 | $396.8K | 0.67% | +1,625 | New |
| Sigma Investment Counselors Inc | 1,627 | $397.2K | 0.02% | 00.0% | Unchanged |
| Leonteq Securities AG | 1,629 | $397.8K | 0.02% | −3,944−70.8% | Reduced |
| Quent Capital, LLC | 1,632 | $398.5K | 0.03% | −244−13.0% | Reduced |
| VeraBank, N.A. | 1,648 | $402.4K | 0.07% | 00.0% | Unchanged |
| Heritage Investment Group, Inc. | 1,649 | $402.6K | 0.06% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 1,653 | $403.6K | 0.03% | +252+18.0% | Added |
| Certified Advisory Corp | 1,655 | $404.2K | 0.04% | +6+0.4% | Added |
| Sterling Investment Counsel, LLC | 1,665 | $406.6K | 0.11% | −40−2.3% | Reduced |
| Balboa Wealth Partners | 1,668 | $407.3K | 0.07% | +82+5.2% | Added |
| Commonwealth Financial Services, LLC | 1,669 | $407.5K | 0.06% | −3−0.2% | Reduced |
| Clear Creek Financial Management, LLC | 1,670 | $407.7K | 0.03% | +81+5.1% | Added |
| TIAA Wealth Investment Management LLC | 1,669 | $407.7K | 0.00% | +1,669 | New |
| Werba Rubin Papier Wealth Management | 1,680 | $410.3K | 0.06% | +76+4.7% | Added |
| Jackson Creek Investment Advisors LLC | 1,683 | $411.0K | 0.12% | −19−1.1% | Reduced |
| 111 Capital | 1,684 | $411.2K | 0.10% | −89−5.0% | Reduced |
| Mirador Capital Partners LP | 1,691 | $412.9K | 0.06% | +69+4.3% | Added |
| Vanguard Capital Wealth Advisors | 1,691 | $412.9K | 0.38% | −50−2.9% | Reduced |
| TownSquare Capital, LLC | 1,692 | $413.2K | 0.09% | +50+3.0% | Added |