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 |
|---|---|---|---|---|---|
| Prudential Financial Inc | 221,959 | $54.2M | 0.07% | +58,658+35.9% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 232,502 | $56.8M | 0.14% | −46,232−16.6% | Reduced |
| Great West Life Assurance Co | 236,550 | $58.0M | 0.10% | +6,469+2.8% | Added |
| Teacher Retirement System of Texas | 239,138 | $58.4M | 0.24% | +23,145+10.7% | Added |
| Adage Capital Partners GP, L.L.C. | 239,260 | $58.4M | 0.09% | +67,900+39.6% | Added |
| HM Payson & Co | 245,189 | $59.9M | 0.86% | −57,781−19.1% | Reduced |
| Alliancebernstein L.P. | 369,572 | $60.1M | 0.02% | −15,967−4.1% | Reduced |
| Rockefeller Capital Management L.P. | 250,288 | $61.1M | 0.11% | −34,575−12.1% | Reduced |
| KBC Group NV | 251,071 | $61.3M | 0.15% | +25,234+11.2% | Added |
| Bank of Nova Scotia | 255,892 | $62.5M | 0.11% | +50,194+24.4% | Added |
| New York State Teachers Retirement System | 257,215 | $62.8M | 0.13% | −343−0.1% | Reduced |
| State Board of Administration of Florida Retirement System | 269,221 | $65.7M | 0.12% | −9,297−3.3% | Reduced |
| Aviva PLC | 270,621 | $66.1M | 0.11% | +9,637+3.7% | Added |
| First Trust Advisors LP | 276,483 | $67.5M | 0.05% | +146,512+112.7% | Added |
| O'Shaughnessy Asset Management, LLC | 277,003 | $67.6M | 0.34% | +567+0.2% | Added |
| Merewether Investment Management, LP | 310,500 | $75.8M | 1.47% | +310,500 | New |
| Calamos Advisors LLC | 319,159 | $77.9M | 0.30% | +5,955+1.9% | Added |
| Korea Investment CORP | 322,515 | $78.8M | 0.16% | +12,294+4.0% | Added |
| Russell Investments Group, Ltd. | 331,080 | $81.0M | 0.09% | +26,502+8.7% | Added |
| The PNC Financial Services Group, Inc. | 344,132 | $84.0M | 0.05% | +5,320+1.6% | Added |
| California State Teachers Retirement System | 348,753 | $85.2M | 0.09% | −15,505−4.3% | Reduced |
| Robeco Institutional Asset Management B.V. | 352,477 | $86.1M | 0.12% | +118,047+50.4% | Added |
| Envestnet Asset Management Inc | 365,720 | $89.3M | 0.02% | +84,355+30.0% | Added |
| Squarepoint Ops LLC | 369,453 | $90.2M | 0.19% | +215,324+139.7% | Added |
| Marshall Wace, LLP | 383,336 | $93.6M | 0.10% | +149,936+64.2% | Added |
| Federated Hermes, Inc. | 387,301 | $94.6M | 0.15% | +177,983+85.0% | Added |
| Natixis Advisors, L.P. | 394,464 | $96.3M | 0.13% | +153,805+63.9% | Added |
| Franklin Resources Inc | 397,906 | $97.2M | 0.02% | +175,954+79.3% | Added |
| Empyrean Capital Partners, LP | 398,100 | $97.2M | 3.24% | −38,400−8.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 410,459 | $100.2M | 0.05% | +376,721+1,116.6% | Added |
| Holocene Advisors, LP | 414,134 | $101.1M | 0.24% | +414,134 | New |
| Victory Capital Management Inc | 422,686 | $103.2M | 0.07% | −633,211−60.0% | Reduced |
| LPL Financial LLC | 424,342 | $103.6M | 0.03% | +13,270+3.2% | Added |
| Millennium Management LLC | 431,939 | $105.5M | 0.08% | +288,583+201.3% | Added |
| AQR Capital Management LLC | 432,606 | $105.6M | 0.05% | +23,166+5.7% | Added |
| Thrivent Financial for Lutherans | 436,837 | $106.7M | 0.20% | +5,427+1.3% | Added |
| HSBC Holdings PLC | 489,177 | $119.5M | 0.07% | −58,132−10.6% | Reduced |
| AustralianSuper Pty Ltd | 489,549 | $119.5M | 0.62% | +16,099+3.4% | Added |
| Los Angeles Capital Management LLC | 501,646 | $122.5M | 0.48% | +286,949+133.7% | Added |
| Bank of Montreal | 528,471 | $129.0M | 0.05% | +12,960+2.5% | Added |
| Acadian Asset Management LLC | 530,588 | $129.5M | 0.18% | +310,073+140.6% | Added |
| California Public Employees Retirement System | 536,842 | $131.1M | 0.08% | −48,765−8.3% | Reduced |
| Citigroup Inc | 538,558 | $131.5M | 0.08% | +101,101+23.1% | Added |
| Panagora Asset Management Inc | 551,934 | $134.8M | 0.50% | +410,318+289.7% | Added |
| Mariner, LLC | 553,551 | $135.2M | 0.16% | +1,477+0.3% | Added |
| Vanguard Asset Management, Ltd | 568,369 | $138.8M | 0.12% | +568,369 | New |
| BNP Paribas Arbitrage, SA | 591,959 | $144.5M | 0.10% | −169,320−22.2% | Reduced |
| Fifth Third Bancorp | 597,811 | $146.0M | 0.27% | +67,583+12.7% | Added |
| Rhumbline Advisers | 618,835 | $151.1M | 0.13% | −30,120−4.6% | Reduced |
| Jones Financial Companies LLLP | 621,765 | $156.3M | 0.08% | +249,009+66.8% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 643,815 | $157.2M | 0.10% | −42,691−6.2% | Reduced |
| Voya Investment Management LLC | 648,617 | $158.4M | 0.16% | −10,063−1.5% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 674,813 | $164.8M | 0.11% | +36,290+5.7% | Added |
| Vanguard Global Advisers, LLC | 701,104 | $171.2M | 0.09% | +701,104 | New |
| Wells Fargo & Company | 822,854 | $200.9M | 0.04% | +79,826+10.7% | Added |
| Barclays PLC | 847,725 | $207.0M | 0.07% | +175,911+26.2% | Added |
| Royal Bank of Canada | 858,218 | $209.6M | 0.04% | −26,040−2.9% | Reduced |
| Swiss National Bank | 882,166 | $215.4M | 0.12% | +49,000+5.9% | Added |
| Lord, Abbett & Co. LLC | 917,711 | $224.1M | 0.73% | +353,041+62.5% | Added |
| National Pension Service | 922,880 | $225.3M | 0.17% | +37,454+4.2% | Added |
| Nuveen, LLC | 984,658 | $240.4M | 0.07% | +182,914+22.8% | Added |
| Deutsche Bank AG | 1,118,979 | $273.2M | 0.09% | +95,609+9.3% | Added |
| Canada Pension Plan Investment Board | 1,121,573 | $273.9M | 0.18% | −161,584−12.6% | Reduced |
| LSV Asset Management | 1,281,834 | $313.0M | 0.67% | −48,030−3.6% | Reduced |
| Price T Rowe Associates Inc | 1,283,092 | $313.3M | 0.04% | −775,584−37.7% | Reduced |
| UBS Asset Management Americas Inc | 1,292,803 | $315.7M | 0.07% | +5710.0% | Added |
| Pacer Advisors, Inc. | 1,338,092 | $326.7M | 0.94% | +31,343+2.4% | Added |
| Principal Financial Group Inc | 1,519,520 | $371.0M | 0.20% | −134,952−8.2% | Reduced |
| Two Sigma Investments, LP | 1,524,286 | $372.2M | 0.31% | +636,752+71.7% | Added |
| US Bancorp | 1,548,556 | $378.1M | 0.46% | −58,455−3.6% | Reduced |
| Capital Wealth Planning, LLC | 1,641,315 | $400.8M | 2.21% | +143,191+9.6% | Added |
| Vanguard Fiduciary Trust Co | 1,660,886 | $405.6M | 0.10% | +1,660,886 | New |
| Legal & General Group Plc | 1,661,076 | $405.6M | 0.09% | −53,031−3.1% | Reduced |
| UBS Group AG | 1,674,455 | $408.9M | 0.07% | +405,584+32.0% | Added |
| Allianz Asset Management GmbH | 1,699,648 | $415.0M | 0.48% | +148,252+9.6% | Added |
| Amundi | 1,905,379 | $465.3M | 0.13% | +48,675+2.6% | Added |
| Ameriprise Financial Inc | 2,224,185 | $543.1M | 0.13% | −24,769−1.1% | Reduced |
| Bank of America Corp | 2,595,084 | $633.7M | 0.05% | +40,124+1.6% | Added |
| Charles Schwab Investment Management Inc | 2,729,389 | $666.5M | 0.10% | −88,972−3.2% | Reduced |
| Goldman Sachs Group Inc | 2,754,843 | $672.7M | 0.09% | +414,949+17.7% | Added |
| Harris Associates L PSuperinvestorHarris Associates (Oakmark) | 2,805,972 | $685.2M | 0.92% | −1,225,990−30.4% | Reduced |
| Invesco Ltd. | 2,828,645 | $690.7M | 0.07% | +228,454+8.8% | Added |
| Dimensional Fund Advisors LP | 3,087,982 | $754.1M | 0.16% | −260,288−7.8% | Reduced |
| Northern Trust Corp | 3,176,869 | $775.7M | 0.10% | −112,697−3.4% | Reduced |
| JPMorgan Chase & Co | 3,435,812 | $842.3M | 0.06% | +237,982+7.4% | Added |
| Bank of New York Mellon Corp | 3,953,318 | $965.3M | 0.18% | −457,896−10.4% | Reduced |
| FMR LLC | 4,911,081 | $1.20B | 0.06% | +1,439,068+41.4% | Added |
| Wellington Management Group LLP | 5,637,187 | $1.38B | 0.26% | −1,566,349−21.7% | Reduced |
| Boston Partners | 5,649,204 | $1.38B | 1.44% | −470,511−7.7% | Reduced |
| Raymond James Financial Inc | 5,773,769 | $1.41B | 0.43% | −41,265−0.7% | Reduced |
| Morgan Stanley | 6,073,543 | $1.48B | 0.09% | −10,342−0.2% | Reduced |
| Geode Capital Management, LLC | 7,821,524 | $1.90B | 0.12% | +52,055+0.7% | Added |
| Vanguard Portfolio Management LLC | 15,672,113 | $3.83B | 0.20% | +15,672,113 | New |
| State Street Corp | 19,025,020 | $4.65B | 0.16% | +1,090,693+6.1% | Added |
| Vanguard Capital Management LLC | 19,170,094 | $4.68B | 0.12% | +19,170,094 | New |
| BlackRock, Inc. | 24,394,842 | $5.96B | 0.10% | +1,969,621+8.8% | Added |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −1,361,200−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −253,053−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −177,899−100.0% | Sold out |
| Thomist Capital Management, LP | 0 | $0 | 0.00% | −96,100−100.0% | Sold out |