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 |
|---|---|---|---|---|---|
| Milestone Asset Management, LLC | 835 | $203.9K | 0.04% | +835 | New |
| Element Wealth, LLC | 834 | $203.7K | 0.08% | +834 | New |
| Robinswood Financial LLC | 829 | $202.5K | 0.06% | +4+0.5% | Added |
| Twinbeech Capital LP | 825 | $201.4K | 0.02% | −92,390−99.1% | Reduced |
| Berkshire Asset Management LLC | 824 | $201.2K | 0.01% | +824 | New |
| First National Bank & Trust Co of Newtown | 820 | $200.2K | 0.04% | +820 | New |
| Founders Financial Alliance, LLC | 819 | $200.0K | 0.04% | +819 | New |
| Hilton Head Capital Partners, LLC | 818 | $199.7K | 0.11% | −4−0.5% | Reduced |
| Brown, Lisle/Cummings, Inc. | 816 | $199.3K | 0.05% | +12+1.5% | Added |
| Capital Advisors, Ltd. LLC | 817 | $199.0K | 0.02% | 00.0% | Unchanged |
| Onefund, LLC | 826 | $196.9K | 0.13% | −214−20.6% | Reduced |
| Cary Street Partner Investment Advisory LLC | 802 | $195.8K | 0.05% | +66+9.0% | Added |
| Harel Insurance Investments & Financial Services Ltd. | 800 | $195.0K | 0.00% | +800 | New |
| MTM Investment Management, LLC | 790 | $193.0K | 0.06% | +2+0.3% | Added |
| Monetary Management Group Inc | 775 | $189.2K | 0.05% | 00.0% | Unchanged |
| Strategic Investment Advisors | 773 | $188.9K | 0.01% | +773 | New |
| Sittner & Nelson, LLC | 770 | $188.0K | 0.07% | 00.0% | Unchanged |
| Colonial Trust Advisors | 770 | $188.0K | 0.01% | 00.0% | Unchanged |
| Chesapeake Asset Management LLC | 767 | $187.3K | 0.15% | +767 | New |
| Gen-Wealth Partners Inc | 760 | $185.6K | 0.06% | +43+6.0% | Added |
| McGuire Capital Advisors Inc | 755 | $184.4K | 0.12% | 00.0% | Unchanged |
| AlphaCentric Advisors LLC | 753 | $183.9K | 0.18% | +753 | New |
| DiNuzzo Private Wealth, Inc. | 750 | $183.1K | 0.02% | −1−0.1% | Reduced |
| Newbridge Financial Services Group, Inc. | 740 | $180.8K | 0.03% | +2+0.3% | Added |
| Measured Wealth Private Client Group, LLC | 711 | $173.7K | 0.05% | −344−32.6% | Reduced |
| Plato Investment Management Ltd | 699 | $170.8K | 0.01% | +399+133.0% | Added |
| McIlrath & Eck, LLC | 698 | $170.5K | 0.01% | −90−11.4% | Reduced |
| Bayforest Capital Ltd | 697 | $170.2K | 0.19% | −192−21.6% | Reduced |
| Kentucky Trust Co | 670 | $163.6K | 0.09% | 00.0% | Unchanged |
| First United Bank Trust | 668 | $163.1K | 0.05% | 00.0% | Unchanged |
| Your Advocates Ltd., LLP | 663 | $161.9K | 0.05% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 655 | $159.9K | 0.01% | −57−8.0% | Reduced |
| Resources Management Corp | 650 | $159.0K | 0.02% | 00.0% | Unchanged |
| Cranbrook Wealth Management, LLC | 650 | $158.7K | 0.03% | 00.0% | Unchanged |
| J.Safra Asset Management Corp | 630 | $153.8K | 0.01% | 00.0% | Unchanged |
| Copia Wealth Management | 630 | $153.8K | 0.11% | 00.0% | Unchanged |
| Community Bank, N.A. | 624 | $152.4K | 0.02% | 00.0% | Unchanged |
| Intentional Wealth Strategies, LLC | 600 | $146.5K | 0.14% | +600 | New |
| Bangor Savings Bank | 594 | $145.0K | 0.01% | 00.0% | Unchanged |
| Central Pacific Bank - Trust Division | 580 | $141.6K | 0.02% | 00.0% | Unchanged |
| Golden State Wealth Management, LLC | 562 | $137.3K | 0.02% | −17−2.9% | Reduced |
| Johnson Financial Group, Inc. | 561 | $137.0K | 0.00% | −158−22.0% | Reduced |
| CNB Bank | 560 | $136.7K | 0.06% | 00.0% | Unchanged |
| Winch Advisory Services, LLC | 554 | $135.4K | 0.03% | +1+0.2% | Added |
| Steigerwald, Gordon & Koch Inc. | 544 | $132.9K | 0.01% | 00.0% | Unchanged |
| St Germain D J Co Inc | 525 | $128.2K | 0.01% | 00.0% | Unchanged |
| Manchester Capital Management LLC | 517 | $126.2K | 0.02% | −52−9.1% | Reduced |
| Innovative Asset Advisors Group, LLC | 517 | $126.2K | 0.07% | +517 | New |
| Sachetta, LLC | 516 | $126.1K | 0.07% | +23+4.7% | Added |
| Wellington Grp LLC | 516 | $126.0K | 0.04% | +45+9.6% | Added |
| Wolff Wiese Magana LLC | 512 | $125.0K | 0.07% | −50−8.9% | Reduced |
| Valley National Advisers Inc | 509 | $124.0K | 0.02% | 00.0% | Unchanged |
| Silvant Capital Management LLC | 496 | $121.1K | 0.00% | 00.0% | Unchanged |
| Wilkerson Advisory Group LLC | 477 | $116.5K | 0.04% | +113+31.0% | Added |
| Owl Creek Wealth Partners LLC | 477 | $116.5K | 0.04% | +477 | New |
| Glass Jacobson Investment Advisors llc | 476 | $116.2K | 0.04% | −6−1.2% | Reduced |
| Ameriflex Group, Inc. | 474 | $115.7K | 0.06% | 00.0% | Unchanged |
| Eurizon SLJ Capital Ltd | 472 | $115.3K | 0.05% | −98−17.2% | Reduced |
| Tiaa Trust, National Association | 467 | $114.0K | 0.01% | −10,326−95.7% | Reduced |
| Legacy Bridge, LLC | 465 | $113.5K | 0.04% | −58−11.1% | Reduced |
| IMA Wealth, Inc. | 462 | $112.8K | 0.01% | 00.0% | Unchanged |
| Hills Bank & Trust Co | 460 | $112.3K | 0.01% | +460 | New |
| Plante Moran Financial Advisors, LLC | 459 | $112.1K | 0.01% | 00.0% | Unchanged |
| Bank of Jackson Hole Trust | 455 | $111.1K | 0.05% | 00.0% | Unchanged |
| JPL Wealth Management, LLC | 453 | $110.6K | 0.03% | +453 | New |
| Salomon & Ludwin, LLC | 450 | $108.8K | 0.01% | −67−13.0% | Reduced |
| Signature Equity Partners, LLC | 440 | $107.5K | 0.06% | −2−0.5% | Reduced |
| Addison Advisors LLC | 440 | $107.4K | 0.02% | 00.0% | Unchanged |
| GW&K Investment Management, LLC | 438 | $107.0K | 0.00% | −23−5.0% | Reduced |
| Cassaday & Co Wealth Management LLC | 436 | $106.5K | 0.00% | +436 | New |
| E Fund Management (Hong Kong) Co., Ltd. | 417 | $101.8K | 0.05% | +415+20,750.0% | Added |
| Legend Capital Advisors LLC | 413 | $100.8K | 0.06% | +413 | New |
| Farmers & Merchants Investments Inc | 408 | $99.6K | 0.00% | −10−2.4% | Reduced |
| Twin Peaks Wealth Advisors, LLC | 407 | $99.4K | 0.03% | +407 | New |
| SWAN Capital LLC | 406 | $99.1K | 0.04% | 00.0% | Unchanged |
| Ogorek Anthony Joseph | 402 | $98.0K | 0.03% | −54−11.8% | Reduced |
| Quintet Private Bank (Europe) S.A. | 400 | $97.7K | 0.01% | 00.0% | Unchanged |
| Cornerstone National Bank & Trust Co | 400 | $95.3K | 0.04% | 00.0% | Unchanged |
| SOA Wealth Advisors, LLC. | 388 | $94.7K | 0.02% | +2+0.5% | Added |
| Ares Financial Consulting, LLC | 393 | $93.7K | 0.07% | +186+89.9% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 379 | $92.5K | 0.04% | +379 | New |
| Pacifica Partners Inc. | 375 | $91.6K | 0.03% | 00.0% | Unchanged |
| First Horizon Corp | 374 | $91.3K | 0.00% | +75+25.1% | Added |
| WPG Advisers, LLC | 371 | $90.6K | 0.07% | −20−5.1% | Reduced |
| Fideuram Asset Management (Ireland) dac | 429 | $87.6K | 0.01% | −3,251−88.3% | Reduced |
| Ossiam | 357 | $87.2K | 0.00% | −23−6.1% | Reduced |
| Boyd Watterson Asset Management LLC | 356 | $86.9K | 0.03% | 00.0% | Unchanged |
| Signature Resources Capital Management, LLC | 355 | $86.7K | 0.04% | +15+4.4% | Added |
| Duncker Streett & Co Inc | 350 | $85.5K | 0.02% | +350 | New |
| Tacita Capital Inc | 341 | $83.3K | 0.05% | 00.0% | Unchanged |
| Caldwell Sutter Capital, Inc. | 339 | $82.8K | 0.03% | 00.0% | Unchanged |
| EFG International AG | 329 | $80.3K | 0.00% | +36+12.3% | Added |
| DT Investment Partners, LLC | 325 | $79.4K | 0.01% | 00.0% | Unchanged |
| Asset Dedication, LLC | 323 | $78.9K | 0.01% | −350−52.0% | Reduced |
| Meramec Financial Planners, LLC | 368 | $78.8K | 0.03% | 00.0% | Unchanged |
| Robinson Value Management, Ltd. | 320 | $78.1K | 0.04% | −160−33.3% | Reduced |
| Barnes Dennig Private Wealth Management LLC | 310 | $75.7K | 0.07% | −75−19.5% | Reduced |
| RWM Asset Management, LLC | 310 | $75.7K | 0.01% | +310 | New |
| Millstone Evans Group, LLC | 307 | $75.0K | 0.04% | 00.0% | Unchanged |
| GoalVest Advisory LLC | 305 | $74.5K | 0.01% | 00.0% | Unchanged |