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 |
|---|---|---|---|---|---|
| KRS Capital Management, LLC | 1,153 | $281.7K | 0.17% | +1,153 | New |
| Oak Harvest Investment Services | 1,151 | $280.9K | 0.03% | +1,151 | New |
| Impact Capital Partners LLC | 1,150 | $280.8K | 0.08% | +1,150 | New |
| Madrona Financial Services, LLC | 1,149 | $280.6K | 0.06% | −117−9.2% | Reduced |
| ARS Wealth Advisors Group, LLC | 1,148 | $280.3K | 0.02% | +1,148 | New |
| Pitcairn Wealth Advisors LLC | 1,721 | $279.9K | 0.03% | +41+2.4% | Added |
| Mill Creek Capital Advisors, LLC | 1,144 | $279.3K | 0.01% | +1,144 | New |
| 1776 Wealth LLC | 1,143 | $279.1K | 0.11% | +1,143 | New |
| Colonial Trust Co | 1,142 | $278.9K | 0.04% | −237−17.2% | Reduced |
| Waldron Private Wealth LLC | 1,140 | $278.4K | 0.01% | +1,140 | New |
| Capital Developers, LLC | 1,140 | $278.4K | 0.25% | +1,140 | New |
| Fortis Capital Advisors, LLC | 1,136 | $277.6K | 0.04% | +1,136 | New |
| Barry Investment Advisors, LLC | 1,136 | $277.4K | 0.06% | +1,136 | New |
| Traynor Capital Management, Inc. | 1,130 | $276.9K | 0.02% | +1,130 | New |
| Magnus Financial Group LLC | 1,129 | $275.6K | 0.02% | +1,129 | New |
| Holistic Financial Partners | 1,128 | $275.4K | 0.10% | +1,128 | New |
| AdvisorNet Financial, Inc | 1,124 | $274.6K | 0.01% | +5+0.4% | Added |
| Elm3 Financial Group, LLC | 1,121 | $273.7K | 0.23% | +1,121 | New |
| Ashton Thomas Private Wealth, LLC | 1,120 | $273.6K | 0.01% | +1,120 | New |
| Claris Financial LLC | 1,120 | $273.4K | 0.15% | +1,120 | New |
| Successful Portfolios LLC | 1,118 | $273.2K | 0.15% | +1,118 | New |
| Advus Financial Partners, LLC | 1,114 | $272.0K | 0.07% | +1,114 | New |
| Ellenbecker Investment Group | 1,107 | $270.6K | 0.04% | +1,107 | New |
| Legacy Advisors, LLC | 1,106 | $270.0K | 0.03% | +1,106 | New |
| Wealth Alliance | 1,105 | $269.9K | 0.03% | +1,105 | New |
| Hennessy Advisors Inc | 1,100 | $268.6K | 0.01% | +1,100 | New |
| Columbia Asset Management | 1,100 | $268.6K | 0.05% | +1,100 | New |
| Fortress Private Ledger, LLC | 1,100 | $268.6K | 0.08% | +1,100 | New |
| Westshore Wealth, LLC | 1,100 | $268.6K | 0.09% | +1,100 | New |
| Meadowbrook Advisors Group, LLC | 1,100 | $268.6K | 0.16% | +1,100 | New |
| City State Bank | 1,091 | $266.4K | 0.07% | 00.0% | Unchanged |
| Baltimore-Washington Financial Advisors, Inc. | 1,089 | $265.9K | 0.01% | +1,089 | New |
| Reliant Investment Partners, LLC | 1,089 | $265.9K | 0.22% | +1,089 | New |
| MV Capital Management, Inc. | 1,083 | $264.4K | 0.03% | −19−1.7% | Reduced |
| Reyes Financial Architecture, Inc. | 1,080 | $263.7K | 0.22% | −147−12.0% | Reduced |
| Diligent Investors, LLC | 1,078 | $263.3K | 0.07% | +1,078 | New |
| Fukoku Mutual Life Insurance Co | 1,078 | $263.2K | 0.02% | +1,078 | New |
| Ethos Financial Group, LLC | 1,074 | $262.2K | 0.02% | +1,074 | New |
| RKL Wealth Management LLC | 1,074 | $262.2K | 0.02% | +1,074 | New |
| Madison Wealth Partners, Inc | 1,072 | $261.8K | 0.04% | −172−13.8% | Reduced |
| Altus Wealth Group LLC | 1,072 | $261.8K | 0.11% | +1,072 | New |
| Axecap Investments, LLC | 1,072 | $261.7K | 0.18% | +1,072 | New |
| Midwest Trust Co | 1,071 | $261.5K | 0.00% | −185−14.7% | Reduced |
| Bridgefront Capital, LLC | 1,069 | $261.0K | 0.06% | +1,069 | New |
| Indie Asset Partners, LLC | 1,060 | $258.8K | 0.29% | +1,060 | New |
| Mezzasalma Advisors, LLC | 1,060 | $258.8K | 0.07% | +1,060 | New |
| Moment Partners, LLC | 1,060 | $258.8K | 0.05% | +1,060 | New |
| Berger Financial Group, Inc | 1,057 | $258.1K | 0.01% | +1,057 | New |
| Sig Brokerage, LP | 1,055 | $257.6K | 0.07% | +1,055 | New |
| Dudley Capital Management, LLC | 1,054 | $257.5K | 0.11% | +1,054 | New |
| Z3 Capital Partners, LLC | 1,054 | $257.4K | 0.07% | +1,054 | New |
| Embree Financial Group | 1,054 | $257.4K | 0.03% | +1,054 | New |
| Sather Financial Group Inc | 1,052 | $256.9K | 0.02% | +1,052 | New |
| Forum Financial Management, LP | 1,050 | $256.4K | 0.00% | −6,168−85.5% | Reduced |
| Headinvest, LLC | 1,050 | $256.4K | 0.05% | −495−32.0% | Reduced |
| Capital Investment Counsel, Inc | 1,050 | $256.4K | 0.03% | +1,050 | New |
| Goldenstone Wealth Management LLC | 1,048 | $255.9K | 0.19% | +1,048 | New |
| Sagewood Asset Management LP | 1,046 | $255.4K | 0.08% | +1,046 | New |
| Optas, LLC | 1,045 | $255.2K | 0.04% | +1,045 | New |
| Client 1st Advisory Group, LLC | 1,044 | $254.9K | 0.08% | +1,044 | New |
| American Trust | 1,042 | $254.4K | 0.02% | +1,042 | New |
| Fundamentun, LLC | 1,041 | $254.4K | 0.01% | +1,041 | New |
| Cornerstone Wealth Group, LLC | 1,149 | $253.2K | 0.02% | +1,149 | New |
| Davis Investment Partners, LLC | 1,026 | $250.5K | 0.09% | +1,026 | New |
| Crescent Sterling, Ltd. | 1,026 | $250.5K | 0.24% | +1,026 | New |
| Invested Advisors | 1,025 | $250.3K | 0.25% | +1,025 | New |
| SHP Wealth Management | 1,023 | $249.7K | 0.02% | +51+5.2% | Added |
| Midland Wealth Advisors LLC | 1,022 | $249.6K | 0.01% | +1,022 | New |
| Investment Research Partners LLC | 1,022 | $249.6K | 0.10% | +1,022 | New |
| First Community Trust NA | 1,020 | $249.1K | 0.18% | 00.0% | Unchanged |
| BIP Wealth, LLC | 1,017 | $248.4K | 0.01% | −830−44.9% | Reduced |
| Kiker Wealth Management, LLC | 1,017 | $248.3K | 0.12% | +1,017 | New |
| Mitchell McLeod Pugh & Williams Inc | 1,016 | $248.1K | 0.04% | 00.0% | Unchanged |
| Pinnacle Family Advisors, LLC | 1,016 | $248.0K | 0.12% | +1,016 | New |
| Am Investment Strategies LLC | 1,018 | $248.0K | 0.05% | +1,018 | New |
| Sentinus, LLC | 1,014 | $247.6K | 0.02% | +1,014 | New |
| Helen Stephens Group, LLC | 1,010 | $246.6K | 0.05% | +1,010 | New |
| Operose Advisors LLC | 1,008 | $246.1K | 0.06% | +4+0.4% | Added |
| Hudock, Inc. | 1,006 | $245.8K | 0.04% | −400−28.4% | Reduced |
| MJP Associates Inc | 1,004 | $245.3K | 0.03% | +1,004 | New |
| Investment Partners, Ltd. | 1,004 | $245.1K | 0.09% | +1,004 | New |
| Strategic Wealth Partners, Ltd. | 1,004 | $245.1K | 0.02% | −1−0.1% | Reduced |
| Ellsworth Advisors, LLC | 1,002 | $244.7K | 0.05% | +1,002 | New |
| Cardinal Point Capital Management, ULC | 1,000 | $244.2K | 0.01% | −4,207−80.8% | Reduced |
| Roberts Glore & Co Inc | 1,000 | $244.2K | 0.07% | +1,000 | New |
| Dimension Capital Management LLC | 1,000 | $244.2K | 0.03% | +1,000 | New |
| Fulton Breakefield Broenniman LLC | 1,000 | $244.2K | 0.02% | +1,000 | New |
| Charter Oak Capital Management, LLC | 1,000 | $244.2K | 0.02% | +1,000 | New |
| Kirkwood Financial Services | 1,000 | $244.2K | 0.08% | +1,000 | New |
| Ridgecrest Wealth Partners, LLC | 1,000 | $244.2K | 0.13% | +1,000 | New |
| Fairway Wealth LLC | 1,000 | $244.2K | 0.06% | +1,000 | New |
| Fairvoy Private Wealth, LLC | 1,000 | $244.2K | 0.06% | +1,000 | New |
| Defiance ETFs, LLC | 998 | $243.7K | 0.00% | +998 | New |
| Northwest Wealth Management, LLC | 993 | $242.5K | 0.04% | +993 | New |
| Phoenix Holdings Ltd. | 993 | $242.4K | 0.00% | +993 | New |
| Plan A Wealth LLC | 992 | $242.2K | 0.12% | +992 | New |
| Ellis Investment Partners, LLC | 991 | $242.2K | 0.04% | +991 | New |
| Childress Capital Advisors, LLC | 991 | $242.0K | 0.04% | +991 | New |
| Wealth Dimensions Group, Ltd. | 989 | $241.6K | 0.05% | +989 | New |
| Lester Murray Antman dba SimplyRich | 984 | $240.0K | 0.06% | +984 | New |