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; 1,953 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
- 1,896
- +242 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
- 352
- 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 | 1,953 | $56.0B |
| Q1 2026 | 1,896 | $53.9B |
| Q4 2025 | 1,679 | $36.4B |
| Q3 2025 | 1,661 | $42.4B |
| Q2 2025 | 1,571 | $38.5B |
| Q1 2025 | 1,563 | $33.7B |
| Q4 2024 | 1,561 | $32.4B |
| Q3 2024 | 1,582 | $38.9B |
| Q2 2024 | 1,652 | $43.4B |
| Q1 2024 | 1,691 | $52.7B |
| Q4 2023 | 1,553 | $41.1B |
| Q3 2023 | 1,475 | $43.8B |
| Q2 2023 | 1,355 | $35.4B |
| Q1 2023 | 1,441 | $44.3B |
| Q4 2022 | 1,390 | $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 |
|---|---|---|---|---|---|
| Johnson Investment Counsel Inc | 12,251 | $2.99M | 0.02% | −1,516−11.0% | Reduced |
| Osmosis Investment Management UK Ltd | 12,290 | $3.00M | 0.08% | +324+2.7% | Added |
| Busey Wealth Management | 12,328 | $3.01M | 0.08% | −8−0.1% | Reduced |
| First Citizens Bank & Trust Co | 12,578 | $3.07M | 0.06% | −286−2.2% | Reduced |
| Genus Capital Management Inc. | 12,600 | $3.08M | 0.35% | +12,600 | New |
| Ballentine Partners, LLC | 12,636 | $3.09M | 0.04% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 12,691 | $3.10M | 0.01% | −847−6.3% | Reduced |
| Ethic Inc. | 12,812 | $3.13M | 0.05% | −265−2.0% | Reduced |
| Choate Investment Advisors | 12,870 | $3.14M | 0.06% | +1,024+8.6% | Added |
| Chicago Partners Investment Group LLC | 14,204 | $3.15M | 0.07% | −98−0.7% | Reduced |
| Kingswood Wealth Advisors, LLC | 12,918 | $3.15M | 0.15% | −149−1.1% | Reduced |
| Integrated Wealth Concepts LLC | 12,919 | $3.15M | 0.03% | +9,975+338.8% | Added |
| Prosperity Consulting Group, LLC | 12,989 | $3.17M | 0.14% | −735−5.4% | Reduced |
| Signaturefd, LLC | 13,032 | $3.18M | 0.05% | −128−1.0% | Reduced |
| Woodard & Co Asset Management Group Inc | 13,156 | $3.21M | 0.51% | −2,123−13.9% | Reduced |
| GAMMA Investing LLC | 13,410 | $3.27M | 0.15% | +424+3.3% | Added |
| Skopos Labs, Inc. | 13,456 | $3.29M | 0.10% | +3,253+31.9% | Added |
| Havemeyer Place LP | 13,545 | $3.31M | 0.38% | +13,545 | New |
| TMB Capital Partners, LLC | 13,561 | $3.31M | 1.11% | +147+1.1% | Added |
| City Holding Co | 13,866 | $3.39M | 0.42% | +230+1.7% | Added |
| Nemes Rush Group LLC | 13,939 | $3.40M | 0.32% | −21−0.2% | Reduced |
| Profund Advisors LLC | 13,954 | $3.41M | 0.13% | +3,445+32.8% | Added |
| Vontobel Holding Ltd. | 13,978 | $3.41M | 0.01% | +679+5.1% | Added |
| Avidian Wealth Solutions, LLC | 13,986 | $3.42M | 0.11% | −132−0.9% | Reduced |
| Wills Financial Group LLC | 13,721 | $3.42M | 1.29% | −223−1.6% | Reduced |
| New Mexico Educational Retirement Board | 14,129 | $3.45M | 0.11% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 14,135 | $3.45M | 0.11% | +5,022+55.1% | Added |
| Runnymede Capital Advisors, Inc. | 14,173 | $3.46M | 2.97% | +14,173 | New |
| Paradigm Asset Management Co LLC | 14,200 | $3.47M | 0.81% | 00.0% | Unchanged |
| Nicholas Investment Partners, LP | 14,296 | $3.49M | 0.25% | 00.0% | Unchanged |
| Farmers & Merchants Trust Co of Long Beach | 14,320 | $3.50M | 0.82% | −368−2.5% | Reduced |
| Level Four Advisory Services, LLC | 14,541 | $3.55M | 0.12% | −116−0.8% | Reduced |
| SWS Partners | 14,558 | $3.55M | 0.88% | +1,281+9.6% | Added |
| Ingalls & Snyder LLC | 14,744 | $3.60M | 0.13% | −105−0.7% | Reduced |
| RSM US Wealth Management LLC | 14,833 | $3.62M | 0.04% | +1,150+8.4% | Added |
| Phoenix Wealth Advisors | 14,847 | $3.63M | 1.43% | −391−2.6% | Reduced |
| Miller Capital Partners, Inc. | 14,892 | $3.64M | 1.76% | −110−0.7% | Reduced |
| Beacon Pointe Advisors, LLC | 14,912 | $3.64M | 0.02% | +4,219+39.5% | Added |
| Callan Family Office, LLC | 14,920 | $3.64M | 0.08% | +489+3.4% | Added |
| Town & Country Bank & Trust CO dba First Bankers Trust CO | 14,978 | $3.66M | 1.24% | −106−0.7% | Reduced |
| Baker Avenue Asset Management, LP | 14,994 | $3.66M | 0.08% | +37+0.2% | Added |
| Louisiana State Employees Retirement System | 15,000 | $3.66M | 0.06% | −400−2.6% | Reduced |
| Kentucky Farm Bureau Mutual Insurance Co | 15,000 | $3.66M | 1.11% | 00.0% | Unchanged |
| Steel Peak Wealth Management LLC | 15,265 | $3.73M | 0.12% | +1,010+7.1% | Added |
| Maryland State Retirement & Pension System | 15,287 | $3.73M | 0.08% | 00.0% | Unchanged |
| Convergence Investment Partners, LLC | 15,418 | $3.76M | 0.62% | −8,453−35.4% | Reduced |
| Farther Finance Advisors, LLC | 15,834 | $3.77M | 0.04% | +1,714+12.1% | Added |
| CAPROCK Group, Inc. | 15,557 | $3.80M | 0.09% | −1,427−8.4% | Reduced |
| Metis Global Partners, LLC | 15,578 | $3.80M | 0.09% | −1,111−6.7% | Reduced |
| West Michigan Advisors, LLC | 15,617 | $3.81M | 0.84% | −1,016−6.1% | Reduced |
| Merrion Investment Management Co, LLC | 15,619 | $3.81M | 2.05% | 00.0% | Unchanged |
| Diversified Trust Co | 15,687 | $3.83M | 0.07% | +12+0.1% | Added |
| Hudson Canyon Capital Management | 15,786 | $3.85M | 2.36% | −454−2.8% | Reduced |
| AMG National Trust Bank | 15,887 | $3.88M | 0.08% | +193+1.2% | Added |
| Generali Investments CEE, investicni spolecnost, a.s. | 15,894 | $3.88M | 0.20% | −1,800−10.2% | Reduced |
| United Capital Financial Advisers, LLC | 15,912 | $3.89M | 0.02% | −100−0.6% | Reduced |
| CrossGen Wealth, LLC | 15,929 | $3.89M | 3.42% | −147−0.9% | Reduced |
| Umb Bank N A | 15,939 | $3.89M | 0.05% | −2,507−13.6% | Reduced |
| TD Waterhouse Canada Inc. | 16,448 | $3.91M | 0.01% | +11,853+258.0% | Added |
| Leavell Investment Management, Inc. | 15,995 | $3.91M | 0.16% | −655−3.9% | Reduced |
| Stratos Wealth Partners, LTD. | 16,034 | $3.92M | 0.04% | −3,483−17.8% | Reduced |
| Tower Research Capital LLC (TRC) | 16,138 | $3.94M | 0.10% | +8,528+112.1% | Added |
| Quadrant Capital Group LLC | 16,245 | $3.97M | 0.12% | +202+1.3% | Added |
| Dynasty Wealth Management, LLC | 16,329 | $3.99M | 0.03% | −1,539−8.6% | Reduced |
| AIA Group Ltd | 16,425 | $4.01M | 0.06% | +16,425 | New |
| CX Institutional | 16,474 | $4.02M | 0.12% | +5,574+51.1% | Added |
| Bryn Mawr Trust Co | 16,670 | $4.07M | 0.10% | 00.0% | Unchanged |
| Brinker Capital Investments, LLC | 16,754 | $4.09M | 0.03% | −2,605−13.5% | Reduced |
| O'Domhnaill Enterprises, Inc. | 16,757 | $4.09M | 3.30% | −589−3.4% | Reduced |
| Hartford Investment Management Co | 16,796 | $4.10M | 0.13% | −600−3.4% | Reduced |
| Park National Corp | 16,860 | $4.12M | 0.13% | −379−2.2% | Reduced |
| Insigneo Advisory Services, LLC | 17,034 | $4.16M | 0.30% | +33+0.2% | Added |
| Stonebridge Financial Group, LLC | 17,047 | $4.16M | 0.34% | −4,762−21.8% | Reduced |
| Abn Amro Investment Solutions | 17,111 | $4.18M | 0.05% | +1,726+11.2% | Added |
| Fulcrum Asset Management LLP | 17,110 | $4.19M | 0.63% | +17,110 | New |
| Accretive Wealth Partners, LLC | 17,213 | $4.20M | 1.19% | +100+0.6% | Added |
| Syon Capital LLC | 17,362 | $4.24M | 0.21% | −212−1.2% | Reduced |
| First Manhattan Co | 17,483 | $4.27M | 0.01% | −1,093−5.9% | Reduced |
| Park Avenue Securities LLC | 17,510 | $4.28M | 0.03% | +2,091+13.6% | Added |
| Northwest & Ethical Investments L.P. | 17,615 | $4.30M | 0.10% | +17,615 | New |
| Empirical Finance, LLC | 17,683 | $4.32M | 0.20% | −75−0.4% | Reduced |
| Csenge Advisory Group | 17,698 | $4.32M | 0.20% | +7,390+71.7% | Added |
| Mizuho Securities USA LLC | 17,834 | $4.35M | 0.10% | −4,054−18.5% | Reduced |
| Wealth Intelligence, LLC | 17,870 | $4.36M | 2.10% | −116−0.6% | Reduced |
| QRG Capital Management, Inc. | 18,001 | $4.40M | 0.05% | +1,750+10.8% | Added |
| First Nebraska Trust Co | 18,069 | $4.41M | 0.41% | −50.0% | Reduced |
| Mader & Shannon Wealth Management, Inc. | 18,084 | $4.42M | 2.04% | +1,325+7.9% | Added |
| Fisher Asset Management, LLC | 18,369 | $4.49M | 0.00% | −838−4.4% | Reduced |
| Peterson Wealth Services | 18,430 | $4.50M | 1.11% | −487−2.6% | Reduced |
| Coldstream Capital Management Inc | 18,478 | $4.51M | 0.06% | +10,535+132.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 18,530 | $4.52M | 0.01% | −9,453−33.8% | Reduced |
| CSM Advisors, LLC | 18,620 | $4.55M | 0.11% | −742−3.8% | Reduced |
| Hancock Whitney Corp | 18,324 | $4.55M | 0.08% | −921−4.8% | Reduced |
| EP Wealth Advisors, LLC | 18,662 | $4.56M | 0.02% | −1,374−6.9% | Reduced |
| Thompson Siegel & Walmsley LLC | 19,067 | $4.66M | 0.08% | −1,141−5.6% | Reduced |
| Laird Norton Trust Company, LLC | 19,360 | $4.73M | 0.10% | −2,332−10.8% | Reduced |
| Fruth Investment Management | 19,438 | $4.75M | 1.18% | −400−2.0% | Reduced |
| Norinchukin Bank, The | 19,484 | $4.76M | 0.06% | −426−2.1% | Reduced |
| Vident Advisory, LLC | 19,693 | $4.81M | 0.04% | +2,539+14.8% | Added |
| Atlantic Union Bankshares Corp | 19,699 | $4.81M | 0.09% | −11,272−36.4% | Reduced |