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 |
|---|---|---|---|---|---|
| Successful Portfolios LLC | 1,054 | $299.0K | 0.14% | −64−5.7% | Reduced |
| Grove Bank & Trust | 1,167 | $298.4K | 0.03% | −1,414−54.8% | Reduced |
| KRS Capital Management, LLC | 1,166 | $298.1K | 0.14% | +13+1.1% | Added |
| Phillips Wealth Planners LLC | 1,119 | $298.0K | 0.22% | −1−0.1% | Reduced |
| TBH Global Asset Management, LLC | 1,162 | $297.2K | 0.05% | 00.0% | Unchanged |
| First Commonwealth Financial Corp | 1,159 | $296.3K | 0.04% | 00.0% | Unchanged |
| Weatherly Asset Management L. P. | 1,157 | $295.9K | 0.02% | 00.0% | Unchanged |
| Alta Advisers Ltd | 1,157 | $295.8K | 0.07% | 00.0% | Unchanged |
| Madrona Financial Services, LLC | 1,152 | $294.5K | 0.05% | +3+0.3% | Added |
| Second Line Capital, LLC | 1,149 | $293.8K | 0.05% | −4−0.3% | Reduced |
| American Trust | 1,148 | $293.5K | 0.02% | +106+10.2% | Added |
| BlackDiamond Wealth Management Inc. | 915 | $293.2K | 0.12% | −292−24.2% | Reduced |
| Arbor Trust Wealth Advisors, LLC | 1,144 | $292.5K | 0.12% | −100−8.0% | Reduced |
| Root Financial Partners, LLC | 1,144 | $292.5K | 0.01% | +168+17.2% | Added |
| TrueWealth Advisors, LLC | 1,144 | $292.4K | 0.07% | −13−1.1% | Reduced |
| 1776 Wealth LLC | 1,143 | $292.2K | 0.10% | 00.0% | Unchanged |
| Colonial Trust Co | 1,142 | $292.0K | 0.04% | 00.0% | Unchanged |
| Altus Wealth Group LLC | 1,140 | $291.5K | 0.11% | +68+6.3% | Added |
| Impact Capital Partners LLC | 1,137 | $290.7K | 0.08% | −13−1.1% | Reduced |
| Legacy Advisors, LLC | 1,133 | $289.7K | 0.03% | +27+2.4% | Added |
| Guilbault Capital LLC | 1,131 | $289.2K | 0.29% | −55−4.6% | Reduced |
| Encompass More Asset Management | 1,131 | $289.2K | 0.04% | +1,131 | New |
| Inscription Capital, LLC | 1,131 | $289.1K | 0.03% | +227+25.1% | Added |
| Zacks Investment Management | 1,130 | $289.0K | 0.00% | +153+15.7% | Added |
| Delos Wealth Advisors, LLC | 1,130 | $288.9K | 0.15% | −149−11.6% | Reduced |
| GTS Securities LLC | 1,129 | $288.7K | 0.01% | +226+25.0% | Added |
| McLean Asset Management Corp | 904 | $286.2K | 0.04% | −9−1.0% | Reduced |
| Ellenbecker Investment Group | 1,118 | $285.9K | 0.03% | +11+1.0% | Added |
| RKL Wealth Management LLC | 1,118 | $285.8K | 0.02% | +44+4.1% | Added |
| MASTERINVEST Kapitalanlage GmbH | 1,118 | $285.8K | 0.02% | −412−26.9% | Reduced |
| Westshore Wealth, LLC | 1,115 | $285.1K | 0.09% | +15+1.4% | Added |
| Mirabella Financial Services LLP | 1,115 | $285.1K | 0.03% | +260+30.4% | Added |
| Advus Financial Partners, LLC | 1,109 | $283.5K | 0.06% | −5−0.4% | Reduced |
| HighPoint Advisor Group LLC | 1,103 | $282.0K | 0.01% | +198+21.9% | Added |
| Ashton Thomas Private Wealth, LLC | 1,103 | $281.9K | 0.01% | −17−1.5% | Reduced |
| Columbia Asset Management | 1,100 | $281.2K | 0.05% | 00.0% | Unchanged |
| Fortress Private Ledger, LLC | 1,100 | $281.2K | 0.08% | 00.0% | Unchanged |
| Meadowbrook Advisors Group, LLC | 1,100 | $281.2K | 0.15% | 00.0% | Unchanged |
| Baltimore-Washington Financial Advisors, Inc. | 1,099 | $281.0K | 0.01% | +10+0.9% | Added |
| City State Bank | 1,091 | $278.9K | 0.06% | 00.0% | Unchanged |
| Reliant Investment Partners, LLC | 1,089 | $278.4K | 0.19% | 00.0% | Unchanged |
| Madison Wealth Partners, Inc | 1,087 | $277.9K | 0.04% | +15+1.4% | Added |
| Sentinus, LLC | 1,084 | $277.1K | 0.02% | +70+6.9% | Added |
| Onyx Bridge Wealth Group LLC | 1,082 | $276.5K | 0.02% | −179−14.2% | Reduced |
| Investment Research Partners LLC | 1,076 | $275.1K | 0.09% | +54+5.3% | Added |
| Client 1st Advisory Group, LLC | 1,075 | $274.8K | 0.07% | +31+3.0% | Added |
| Optas, LLC | 1,073 | $274.3K | 0.04% | +28+2.7% | Added |
| Gsa Capital Partners LLP | 1,070 | $274.0K | 0.02% | +1,070 | New |
| Midwest Trust Co | 1,071 | $273.8K | 0.00% | 00.0% | Unchanged |
| Nitor Capital Management LLC | 1,070 | $273.6K | 0.18% | −300−21.9% | Reduced |
| Embree Financial Group | 1,068 | $273.0K | 0.03% | +14+1.3% | Added |
| SkyOak Wealth, LLC | 1,065 | $272.3K | 0.04% | −104−8.9% | Reduced |
| Indie Asset Partners, LLC | 1,060 | $271.0K | 0.26% | 00.0% | Unchanged |
| Moment Partners, LLC | 1,060 | $271.0K | 0.05% | 00.0% | Unchanged |
| Dudley Capital Management, LLC | 1,057 | $270.2K | 0.11% | +3+0.3% | Added |
| Oak Harvest Investment Services | 1,057 | $270.2K | 0.03% | −94−8.2% | Reduced |
| Balentine LLC | 1,056 | $270.0K | 0.01% | −111−9.5% | Reduced |
| Z3 Capital Partners, LLC | 1,054 | $269.6K | 0.06% | 00.0% | Unchanged |
| Wealth Alliance | 1,051 | $268.7K | 0.02% | −54−4.9% | Reduced |
| Headinvest, LLC | 1,050 | $268.5K | 0.05% | 00.0% | Unchanged |
| Cypress Point Wealth Management, LLC | 1,049 | $268.2K | 0.05% | +1,049 | New |
| ABLE Financial Group, LLC | 1,049 | $268.2K | 0.05% | +1,049 | New |
| MV Capital Management, Inc. | 1,048 | $267.9K | 0.02% | −35−3.2% | Reduced |
| Capital Wealth Alliance, LLC | 1,047 | $267.7K | 0.12% | −490−31.9% | Reduced |
| Focus Financial Network, Inc. | 1,045 | $267.3K | 0.01% | +150+16.8% | Added |
| E Fund Management Co., Ltd. | 1,045 | $267.2K | 0.01% | −444−29.8% | Reduced |
| Rose Capital Advisors LLC | 1,043 | $266.5K | 0.14% | +1,043 | New |
| SHP Wealth Management | 1,042 | $266.5K | 0.02% | +19+1.9% | Added |
| Claro Advisors LLC | 1,037 | $265.2K | 0.03% | +139+15.5% | Added |
| Elyxium Wealth, LLC | 1,036 | $264.9K | 0.03% | +1,036 | New |
| Reyes Financial Architecture, Inc. | 1,034 | $264.4K | 0.15% | −46−4.3% | Reduced |
| Beacon Financial Group | 1,033 | $264.1K | 0.02% | +96+10.2% | Added |
| Invested Advisors | 1,032 | $263.9K | 0.23% | +7+0.7% | Added |
| Green Harvest Asset Management LLC | 1,032 | $263.9K | 0.00% | +1,032 | New |
| Waldron Private Wealth LLC | 1,032 | $263.9K | 0.01% | −108−9.5% | Reduced |
| AdvisorNet Financial, Inc | 1,032 | $263.8K | 0.01% | −92−8.2% | Reduced |
| Davis Investment Partners, LLC | 1,026 | $262.3K | 0.08% | 00.0% | Unchanged |
| Midland Wealth Advisors LLC | 1,022 | $261.3K | 0.01% | 00.0% | Unchanged |
| First Community Trust NA | 1,020 | $260.8K | 0.12% | 00.0% | Unchanged |
| Pinnacle Family Advisors, LLC | 1,020 | $260.7K | 0.11% | +4+0.4% | Added |
| Fukoku Mutual Life Insurance Co | 1,019 | $260.5K | 0.02% | −59−5.5% | Reduced |
| MJP Associates Inc | 1,018 | $260.4K | 0.03% | +14+1.4% | Added |
| Kiker Wealth Management, LLC | 1,017 | $260.0K | 0.10% | 00.0% | Unchanged |
| Am Investment Strategies LLC | 1,018 | $260.0K | 0.05% | 00.0% | Unchanged |
| Allen Mooney & Barnes Investment Advisors LLC | 1,016 | $259.8K | 0.04% | −1,605−61.2% | Reduced |
| Mitchell McLeod Pugh & Williams Inc | 1,016 | $259.8K | 0.03% | 00.0% | Unchanged |
| First National Bank & Trust Co of Newtown | 820 | $259.5K | 0.05% | 00.0% | Unchanged |
| Summitry LLC | 1,012 | $258.7K | 0.01% | +1,012 | New |
| Klingman & Associates, LLC | 1,010 | $258.2K | 0.01% | +36+3.7% | Added |
| Vista Capital Partners, Inc. | 1,009 | $258.0K | 0.02% | +78+8.4% | Added |
| Crescent Sterling, Ltd. | 1,008 | $257.6K | 0.23% | −18−1.8% | Reduced |
| Investment Partners, Ltd. | 1,004 | $256.8K | 0.08% | 00.0% | Unchanged |
| Operose Advisors LLC | 1,004 | $256.7K | 0.05% | −4−0.4% | Reduced |
| Strategic Wealth Partners, Ltd. | 1,001 | $255.9K | 0.02% | −3−0.3% | Reduced |
| Dimension Capital Management LLC | 1,000 | $255.7K | 0.03% | 00.0% | Unchanged |
| Fulton Breakefield Broenniman LLC | 1,000 | $255.7K | 0.02% | 00.0% | Unchanged |
| Kirkwood Financial Services | 1,000 | $255.7K | 0.07% | 00.0% | Unchanged |
| Ridgecrest Wealth Partners, LLC | 1,000 | $255.7K | 0.12% | 00.0% | Unchanged |
| Cardinal Point Capital Management, ULC | 1,000 | $255.7K | 0.01% | 00.0% | Unchanged |
| Fairvoy Private Wealth, LLC | 1,000 | $255.7K | 0.05% | 00.0% | Unchanged |