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 |
|---|---|---|---|---|---|
| Heritage Trust Co | 1,695 | $413.9K | 0.04% | 00.0% | Unchanged |
| Cromwell Holdings LLC | 1,696 | $414.1K | 0.23% | 00.0% | Unchanged |
| Marathon Capital Management | 1,700 | $415.1K | 0.09% | 00.0% | Unchanged |
| First Heartland Consultants, Inc. | 1,701 | $415.4K | 0.03% | −464−21.4% | Reduced |
| Terry L. Blaker | 1,703 | $415.8K | 0.02% | 00.0% | Unchanged |
| Augustine Asset Management Inc | 1,704 | $416.1K | 0.09% | −149−8.0% | Reduced |
| Waters Parkerson & Co., LLC | 1,704 | $416.1K | 0.02% | 00.0% | Unchanged |
| River Wealth Advisors LLC | 1,720 | $420.1K | 0.05% | −45−2.5% | Reduced |
| Brady Family Wealth, LLC | 1,730 | $422.4K | 0.13% | 00.0% | Unchanged |
| Larry Mathis Financial Planning, LLC | 1,732 | $422.9K | 0.38% | −27−1.5% | Reduced |
| Michels Family Financial, LLC | 1,740 | $424.8K | 0.31% | −8−0.5% | Reduced |
| OneAscent Wealth Management LLC | 1,750 | $427.3K | 0.14% | −111−6.0% | Reduced |
| McMillan Office, Inc. | 1,750 | $427.3K | 0.05% | +750+75.0% | Added |
| Monticello Wealth Management, LLC | 1,751 | $427.6K | 0.03% | +4+0.2% | Added |
| Everett Harris & Co | 1,752 | $427.8K | 0.01% | 00.0% | Unchanged |
| Fielder Capital Group LLC | 1,755 | $428.6K | 0.09% | −14−0.8% | Reduced |
| Cherry Creek Investment Advisors, Inc. | 1,756 | $428.8K | 0.19% | −301−14.6% | Reduced |
| Aull & Monroe Investment Management Corp | 1,758 | $429.3K | 0.20% | 00.0% | Unchanged |
| D'Orazio & Associates, Inc. | 1,760 | $429.8K | 0.06% | +161+10.1% | Added |
| Ipswich Investment Management Co., Inc. | 1,763 | $430.5K | 0.10% | +350+24.8% | Added |
| Turtle Creek Wealth Advisors, LLC | 1,770 | $432.2K | 0.03% | +83+4.9% | Added |
| Alvarez & Marsal Private Wealth Partners, LLC | 1,770 | $432.2K | 0.06% | +1,770 | New |
| Trilogy Capital Inc. | 1,775 | $433.5K | 0.02% | −6−0.3% | Reduced |
| Facet Wealth, Inc. | 1,778 | $434.2K | 0.01% | +330+22.8% | Added |
| Means Investment Co., Inc. | 1,788 | $436.6K | 0.04% | +7+0.4% | Added |
| IFG Advisors, LLC | 1,800 | $439.5K | 0.07% | 00.0% | Unchanged |
| Sandro Wealth Management LLC | 1,808 | $441.5K | 0.35% | +170+10.4% | Added |
| CRA Financial Services, LLC | 1,812 | $442.4K | 0.06% | +7+0.4% | Added |
| Kennebec Savings Bank | 1,815 | $443.2K | 0.40% | 00.0% | Unchanged |
| Scarborough Advisors, LLC | 1,816 | $443.5K | 0.05% | +6+0.3% | Added |
| Peoples Financial Services Corp. | 1,832 | $447.3K | 0.21% | 00.0% | Unchanged |
| SFMG, LLC | 1,836 | $448.3K | 0.03% | −42−2.2% | Reduced |
| Philadelphia Investment Partners, LLC | 1,838 | $448.8K | 0.31% | +1,838 | New |
| Pin Oak Investment Advisors Inc | 1,837 | $449.0K | 0.32% | 00.0% | Unchanged |
| KC Investment Advisors, LLC | 1,843 | $450.0K | 0.11% | −155−7.8% | Reduced |
| Main Street Financial Solutions, LLC | 1,848 | $451.2K | 0.03% | −36−1.9% | Reduced |
| Vicus Capital | 1,849 | $451.4K | 0.03% | +214+13.1% | Added |
| E&G Advisors, LP | 1,859 | $453.9K | 0.10% | −90−4.6% | Reduced |
| Royal Capital Wealth Management, LLC | 1,860 | $454.2K | 0.28% | 00.0% | Unchanged |
| Waterloo Capital, L.P. | 1,864 | $455.2K | 0.03% | +1,864 | New |
| Modera Wealth Management, LLC | 1,869 | $456.4K | 0.01% | +289+18.3% | Added |
| Hengehold Capital Management LLC | 1,870 | $456.6K | 0.04% | 00.0% | Unchanged |
| Siemens Fonds Invest GmbH | 1,871 | $456.9K | 0.03% | −8−0.4% | Reduced |
| Fiduciary Family Office, LLC | 1,889 | $461.3K | 0.13% | +270+16.7% | Added |
| Ruedi Wealth Management, Inc. | 1,892 | $462.1K | 0.12% | +8+0.4% | Added |
| CoreCap Advisors, LLC | 1,893 | $462.4K | 0.02% | −213−10.1% | Reduced |
| Eastern Bank | 1,902 | $464.4K | 0.01% | −32−1.7% | Reduced |
| Capstone Financial Advisors, Inc. | 1,904 | $464.9K | 0.03% | 00.0% | Unchanged |
| Angeles Wealth Management, LLC | 1,908 | $465.9K | 0.03% | +210+12.4% | Added |
| Baader Bank INC | 1,914 | $467.4K | 0.05% | −661−25.7% | Reduced |
| Boston Family Office LLC | 1,916 | $468.0K | 0.03% | +1,916 | New |
| Zullo Investment Group, Inc. | 1,922 | $469.3K | 0.18% | 00.0% | Unchanged |
| Stevens Capital Management LP | 1,926 | $470.0K | 0.07% | −6,024−75.8% | Reduced |
| Brewster Financial Planning LLC | 1,927 | $470.5K | 0.28% | 00.0% | Unchanged |
| City National Bank of Florida | 1,932 | $471.8K | 0.28% | +529+37.7% | Added |
| Chicago Trust Co NA | 1,933 | $472.0K | 0.08% | −299−13.4% | Reduced |
| Chesapeake Wealth Management | 1,939 | $473.5K | 0.15% | −36−1.8% | Reduced |
| Everpar Advisors LLC | 1,941 | $474.0K | 0.16% | −6−0.3% | Reduced |
| Red Door Wealth Management, LLC | 1,948 | $475.6K | 0.05% | 00.0% | Unchanged |
| Creative Financial Designs Inc | 1,953 | $476.9K | 0.03% | −97−4.7% | Reduced |
| Bullseye Investment Management, LLC | 1,965 | $479.8K | 0.26% | 00.0% | Unchanged |
| Sound Income Strategies, LLC | 2,017 | $480.5K | 0.02% | −348−14.7% | Reduced |
| Chatham Capital Group, Inc. | 1,968 | $480.5K | 0.07% | −108−5.2% | Reduced |
| Titleist Asset Management, LLC | 1,970 | $480.9K | 0.04% | +45+2.3% | Added |
| Catalyst Capital Advisors LLC | 1,975 | $482.3K | 0.01% | +1,470+291.1% | Added |
| Annex Advisory Services, LLC | 1,986 | $485.1K | 0.01% | +21+1.1% | Added |
| Quantbot Technologies LP | 2,000 | $488.4K | 0.02% | −23,052−92.0% | Reduced |
| Bramshill Investments, LLC | 2,000 | $488.4K | 0.04% | −500−20.0% | Reduced |
| Silverleafe Capital Partners, LLC | 2,000 | $488.4K | 0.15% | 00.0% | Unchanged |
| PPS&V Asset Management Consultants, Inc. | 2,000 | $488.4K | 0.30% | 00.0% | Unchanged |
| Basecamp Wealth Advisors LLC | 2,007 | $490.1K | 0.10% | −66−3.2% | Reduced |
| GHP Investment Advisors, Inc. | 2,013 | $491.5K | 0.02% | +6+0.3% | Added |
| Caldwell Trust Co | 2,016 | $492.3K | 0.04% | −10−0.5% | Reduced |
| Premier Path Wealth Partners, LLC | 2,028 | $495.2K | 0.06% | +171+9.2% | Added |
| Supplemental Annuity Collective Trust of NJ | 2,035 | $496.9K | 0.14% | +2,035 | New |
| Generali Investments, Management Co LLC | 2,039 | $497.9K | 0.12% | +578+39.6% | Added |
| Retirement Planning Group, LLC | 2,041 | $498.4K | 0.32% | 00.0% | Unchanged |
| Rowland & Co Investment Counsel | 2,042 | $498.6K | 0.10% | −180−8.1% | Reduced |
| Discipline Wealth Solutions, LLC | 2,046 | $499.7K | 0.05% | +2,046 | New |
| Essex Financial Services, Inc. | 2,049 | $500.2K | 0.03% | −558−21.4% | Reduced |
| Pinebridge Investments LLC | 2,050 | $500.6K | 0.00% | +2,050 | New |
| Great Valley Advisor Group, Inc. | 2,059 | $503.0K | 0.01% | +101+5.2% | Added |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 2,062 | $503.4K | 0.01% | −75−3.5% | Reduced |
| Trust Co of Oklahoma | 2,062 | $503.5K | 0.15% | +2,062 | New |
| Broadwater Capital Management LLC | 3,100 | $504.2K | 0.38% | 00.0% | Unchanged |
| Cyndeo Wealth Partners, LLC | 2,068 | $504.9K | 0.03% | −278−11.8% | Reduced |
| Heck Capital Advisors, LLC | 2,071 | $505.7K | 0.04% | −8−0.4% | Reduced |
| Accredited Investors Inc. | 2,080 | $507.9K | 0.03% | 00.0% | Unchanged |
| Spinnaker Trust | 2,083 | $508.6K | 0.03% | −35−1.7% | Reduced |
| Landscape Capital Management, L.L.C. | 2,090 | $510.3K | 0.03% | +2,090 | New |
| Lewis Asset Management, LLC | 2,093 | $511.1K | 0.21% | +2,093 | New |
| Joel Isaacson & Co., LLC | 2,094 | $511.3K | 0.02% | +138+7.1% | Added |
| Searle & Co. | 2,098 | $512.3K | 0.13% | 00.0% | Unchanged |
| Diversified Enterprises, LLC | 2,106 | $514.2K | 0.03% | −12−0.6% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 2,114 | $516.4K | 0.00% | +1,454+220.3% | Added |
| Sax Wealth Advisors, LLC | 3,176 | $516.5K | 0.03% | −56−1.7% | Reduced |
| Resolute Wealth Strategies, LLC | 2,124 | $518.6K | 0.22% | 00.0% | Unchanged |
| BW Gestao de Investimentos Ltda. | 2,130 | $520.1K | 0.02% | +2,130 | New |
| SmartHarvest Portfolios, LLC | 2,131 | $520.4K | 0.22% | −594−21.8% | Reduced |
| Silver Oak Securities, Inc | 2,136 | $521.6K | 0.04% | −688−24.4% | Reduced |