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 |
|---|---|---|---|---|---|
| GDS Wealth Management | 1,307 | $334.2K | 0.02% | +42+3.3% | Added |
| Alaethes Wealth LLC | 1,310 | $334.9K | 0.10% | 00.0% | Unchanged |
| Willow Creek Capital Management, Inc. | 1,310 | $334.9K | 0.33% | +1,310 | New |
| JMN Financial LLC | 1,312 | $335.4K | 0.26% | +1,312 | New |
| Woodward Diversified Capital, LLC | 1,315 | $336.3K | 0.15% | −15−1.1% | Reduced |
| Abel Hall, LLC | 1,317 | $336.8K | 0.06% | −4−0.3% | Reduced |
| Barr E S & Co | 1,319 | $337.2K | 0.02% | 00.0% | Unchanged |
| Tableaux LLC | 1,324 | $338.5K | 0.14% | 00.0% | Unchanged |
| Encompass Wealth Advisors, LLC | 1,326 | $339.0K | 0.10% | 00.0% | Unchanged |
| Unifi Asset Management LP | 1,332 | $340.6K | 0.24% | +432+48.0% | Added |
| Advisor OS, LLC | 1,335 | $341.3K | 0.02% | +43+3.3% | Added |
| Moss Adams Wealth Advisors LLC | 1,340 | $342.5K | 0.02% | +35+2.7% | Added |
| Sapient Capital LLC | 1,342 | $343.1K | 0.00% | −2,280−62.9% | Reduced |
| Channel Wealth LLC | 1,342 | $343.1K | 0.08% | +1+0.1% | Added |
| Prasad Wealth Partners, LLC | 1,345 | $344.0K | 0.08% | +2+0.1% | Added |
| Ipswich Investment Management Co., Inc. | 1,350 | $345.2K | 0.07% | −413−23.4% | Reduced |
| AssuredPartners Investment Advisors, LLC | 1,351 | $345.4K | 0.03% | −112−7.7% | Reduced |
| OneAscent Family Office, LLC | 1,358 | $347.2K | 0.18% | +188+16.1% | Added |
| Lansing Street Advisors | 1,360 | $347.7K | 0.07% | −5−0.4% | Reduced |
| Symmetry Partners, LLC | 1,360 | $347.7K | 0.02% | −50−3.5% | Reduced |
| Means Investment Co., Inc. | 1,367 | $349.4K | 0.03% | −421−23.5% | Reduced |
| Maridea Wealth Management LLC | 1,373 | $351.1K | 0.04% | +1,373 | New |
| Sovereign Financial Group, Inc. | 1,377 | $352.1K | 0.05% | −12−0.9% | Reduced |
| Prostatis Group LLC | 1,377 | $352.1K | 0.08% | +69+5.3% | Added |
| Five Oceans Advisors | 1,378 | $352.3K | 0.11% | 00.0% | Unchanged |
| Financial Engines Advisors L.L.C. | 1,378 | $352.3K | 0.00% | +11+0.8% | Added |
| Sky-Mountain Capital Management, Inc. | 1,384 | $353.8K | 0.25% | 00.0% | Unchanged |
| Vann Equity Management LLC | 1,387 | $354.5K | 0.22% | −13−0.9% | Reduced |
| Signet Private Wealth LLC | 1,388 | $354.9K | 0.28% | −32−2.3% | Reduced |
| Mairs & Power Inc | 1,390 | $355.4K | 0.00% | 00.0% | Unchanged |
| Family Investment Center, Inc. | 1,391 | $355.6K | 0.06% | +1,391 | New |
| Ponta Wealth Partners, LLC | 1,396 | $356.9K | 0.19% | +198+16.5% | Added |
| Fiduciary Group LLC | 1,399 | $357.7K | 0.03% | +3+0.2% | Added |
| Builder Investment Group Inc | 1,400 | $357.9K | 0.07% | 00.0% | Unchanged |
| Sunpointe, LLC | 1,402 | $358.4K | 0.10% | −24−1.7% | Reduced |
| Nwam LLC | 1,404 | $359.0K | 0.02% | +6+0.4% | Added |
| Fullerton Fund Management Co Ltd. | 1,407 | $359.7K | 0.02% | +1,407 | New |
| Hilltop National Bank | 1,411 | $360.8K | 0.08% | +1+0.1% | Added |
| Conning Inc. | 1,413 | $361.3K | 0.01% | 00.0% | Unchanged |
| Triton Wealth Management, PLLC | 1,288 | $361.5K | 0.11% | 00.0% | Unchanged |
| Crescent Grove Advisors, LLC | 1,415 | $361.8K | 0.03% | +1,415 | New |
| Howe & Rusling Inc | 1,421 | $363.3K | 0.02% | +59+4.3% | Added |
| Bragg Financial Advisors, Inc | 1,422 | $363.6K | 0.01% | 00.0% | Unchanged |
| Leonard Rickey Investment Advisors P.L.L.C. | 1,425 | $364.3K | 0.06% | +12+0.8% | Added |
| First Financial Bankshares Inc | 1,428 | $365.1K | 0.01% | −35−2.4% | Reduced |
| Elm3 Financial Group, LLC | 1,431 | $365.9K | 0.25% | +310+27.7% | Added |
| Zuckerman Investment Group, LLC | 1,434 | $366.6K | 0.03% | 00.0% | Unchanged |
| West Paces Advisors Inc. | 1,434 | $366.6K | 0.06% | +5+0.3% | Added |
| Red Cedar Investment Management, LLC | 1,440 | $368.2K | 0.03% | 00.0% | Unchanged |
| S.A. Mason LLC | 1,442 | $368.7K | 0.11% | 00.0% | Unchanged |
| Global Assets Advisory, LLC | 1,419 | $369.8K | 0.08% | −120−7.8% | Reduced |
| Post Resch Tallon Group Inc. | 1,448 | $370.1K | 0.26% | −20−1.4% | Reduced |
| WealthPlan Investment Management, LLC | 1,449 | $370.4K | 0.02% | +102+7.6% | Added |
| VisionPoint Advisory Group, LLC | 1,449 | $370.5K | 0.06% | +525+56.8% | Added |
| Summit Wealth Partners, LLC | 1,454 | $371.7K | 0.05% | 00.0% | Unchanged |
| Vista Investment Partners LLC | 1,458 | $372.7K | 0.09% | +1+0.1% | Added |
| First National Bank Sioux Falls | 1,648 | $372.8K | 0.10% | 00.0% | Unchanged |
| Fidelity D & D Bancorp Inc | 1,459 | $373.0K | 0.13% | 00.0% | Unchanged |
| MONECO Advisors, LLC | 1,463 | $373.9K | 0.02% | +94+6.9% | Added |
| Commonwealth Financial Services, LLC | 1,465 | $374.6K | 0.05% | −204−12.2% | Reduced |
| Silverlake Wealth Management LLC | 1,466 | $374.9K | 0.07% | −10−0.7% | Reduced |
| Apella Capital, LLC | 1,409 | $375.3K | 0.01% | +27+2.0% | Added |
| North Star Asset Management Inc | 1,469 | $375.6K | 0.01% | −39−2.6% | Reduced |
| Perpetual Ltd | 1,470 | $375.8K | 0.01% | 00.0% | Unchanged |
| Lionshead Wealth Management, LLC | 1,470 | $375.8K | 0.24% | +14+1.0% | Added |
| Plancorp, LLC | 1,285 | $381.5K | 0.01% | −1,210−48.5% | Reduced |
| Farmers & Merchants Trust Co of Chambersburg PA | 1,493 | $382.0K | 0.10% | −124−7.7% | Reduced |
| Westside Investment Management, Inc. | 1,499 | $383.2K | 0.05% | 00.0% | Unchanged |
| Sava Infond d.o.o. | 1,500 | $383.5K | 0.03% | −1,000−40.0% | Reduced |
| Bramshill Investments, LLC | 1,500 | $383.5K | 0.03% | −500−25.0% | Reduced |
| Arthur M. Cohen & Associates, LLC | 1,500 | $383.5K | 0.06% | 00.0% | Unchanged |
| Haverford Trust Co | 1,500 | $383.5K | 0.00% | +274+22.3% | Added |
| Miller Financial Services LLC | 1,500 | $383.5K | 0.31% | +1,500 | New |
| Enterprise Financial Services Corp | 1,501 | $383.8K | 0.16% | −18−1.2% | Reduced |
| Prelude Capital Management, LLC | 1,501 | $383.8K | 0.03% | +1,501 | New |
| Reston Wealth Management LLC | 1,505 | $384.7K | 0.10% | +3+0.2% | Added |
| Schear Investment Advisers, LLC | 1,508 | $385.6K | 0.13% | +51+3.5% | Added |
| Rathbone Brothers plc | 1,509 | $385.8K | 0.00% | 00.0% | Unchanged |
| White Pine Capital LLC | 1,510 | $386.1K | 0.09% | 00.0% | Unchanged |
| Northstar Group, Inc. | 1,519 | $388.4K | 0.05% | 00.0% | Unchanged |
| Great Lakes Retirement, Inc. | 1,522 | $389.2K | 0.03% | 00.0% | Unchanged |
| Green Square Capital Advisors LLC | 1,524 | $389.5K | 0.04% | 00.0% | Unchanged |
| Southeast Asset Advisors Inc. | 1,525 | $389.9K | 0.04% | 00.0% | Unchanged |
| SlateStone Wealth, LLC | 1,527 | $390.0K | 0.03% | 00.0% | Unchanged |
| Anchyra Partners LLC | 1,537 | $393.0K | 0.09% | +7+0.5% | Added |
| Eddie Patel Inc | 1,546 | $395.2K | 0.24% | +1,546 | New |
| Commerce Advisors, LLC | 1,550 | $396.3K | 0.22% | −19−1.2% | Reduced |
| Westover Capital Advisors, LLC | 1,550 | $396.3K | 0.07% | 00.0% | Unchanged |
| Oslo Pensjonsforsikring AS | 1,554 | $397.3K | 0.05% | 00.0% | Unchanged |
| Circle Wealth Management, LLC | 1,562 | $399.4K | 0.01% | 00.0% | Unchanged |
| Avenue 1 Advisors, LLC | 1,566 | $400.4K | 0.11% | −8−0.5% | Reduced |
| Amplius Wealth Advisors, LLC | 1,574 | $402.4K | 0.03% | +7+0.4% | Added |
| United Advisor Group, LLC | 1,575 | $402.6K | 0.04% | −6,605−80.7% | Reduced |
| CPA Asset Management LLC | 1,575 | $402.7K | 0.12% | 00.0% | Unchanged |
| Werba Rubin Papier Wealth Management | 1,576 | $402.9K | 0.05% | −104−6.2% | Reduced |
| Polymer Capital Management (US) LLC | 1,583 | $404.7K | 0.06% | −2,417−60.4% | Reduced |
| Camden National Bank | 1,583 | $404.7K | 0.05% | −833−34.5% | Reduced |
| Relyea Zuckerberg Hanson LLC | 1,584 | $405.0K | 0.03% | +37+2.4% | Added |
| Professional Advisory Services Inc | 1,584 | $405.0K | 0.05% | 00.0% | Unchanged |
| Unify Financial Advisors | 1,585 | $405.2K | 0.37% | 00.0% | Unchanged |