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 |
|---|---|---|---|---|---|
| Pallas Capital Advisors LLC | 2,138 | $522.1K | 0.02% | −415−16.3% | Reduced |
| Rossmore Private Capital | 2,143 | $523.3K | 0.05% | 00.0% | Unchanged |
| Founders Financial Securities LLC | 2,355 | $526.4K | 0.03% | −587−20.0% | Reduced |
| Outlook Wealth Advisors, LLC | 2,158 | $527.0K | 0.13% | −39−1.8% | Reduced |
| Atticus Wealth Management, LLC | 2,161 | $527.8K | 0.14% | −71−3.2% | Reduced |
| Commerzbank Aktiengesellschaft | 2,171 | $530.0K | 0.01% | −462−17.5% | Reduced |
| Apeiron RIA LLC | 2,172 | $530.3K | 0.12% | 00.0% | Unchanged |
| HHM Wealth Advisors, LLC | 2,173 | $530.5K | 0.06% | +10.0% | Added |
| Washington Trust Co | 2,173 | $530.6K | 0.02% | 00.0% | Unchanged |
| Intellus Advisors LLC | 2,176 | $531.3K | 0.07% | +401+22.6% | Added |
| Next Level Private LLC | 2,177 | $531.7K | 0.12% | +111+5.4% | Added |
| Oxbow Advisors, LLC | 2,181 | $532.5K | 0.05% | +3+0.1% | Added |
| AlphaGrep UK Ltd | 2,184 | $533.3K | 0.16% | −6,393−74.5% | Reduced |
| Keel Point, LLC | 2,185 | $533.6K | 0.04% | −575−20.8% | Reduced |
| Alps Advisors Inc | 2,190 | $534.8K | 0.00% | +2,190 | New |
| Global Strategic Investment Solutions, LLC | 2,191 | $535.0K | 0.05% | −12−0.5% | Reduced |
| Heritage Investors Management Corp | 2,190 | $535.0K | 0.02% | −1,000−31.3% | Reduced |
| Sanchez Levi Garrett | 2,192 | $535.2K | 0.34% | +2,192 | New |
| 180 Wealth Advisors, LLC | 2,196 | $536.1K | 0.06% | 00.0% | Unchanged |
| Ocean Capital Management, LLC | 2,196 | $536.3K | 0.11% | +6+0.3% | Added |
| First Financial Corp | 2,199 | $537.0K | 0.21% | 00.0% | Unchanged |
| Harbor Investment Advisory, LLC | 2,200 | $537.1K | 0.04% | −93−4.1% | Reduced |
| Pinnacle Bancorp, Inc. | 2,200 | $537.2K | 0.16% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 2,207 | $538.8K | 0.01% | −22−1.0% | Reduced |
| Counterweight Ventures, LLC | 2,227 | $543.8K | 0.31% | −198−8.2% | Reduced |
| Cookson Peirce & Co Inc | 2,227 | $543.8K | 0.02% | +2,227 | New |
| Zhang Financial LLC | 2,228 | $544.1K | 0.02% | +918+70.1% | Added |
| Saxony Capital Management, LLC | 2,250 | $549.4K | 0.32% | −50−2.2% | Reduced |
| Davis R M Inc | 2,264 | $552.7K | 0.01% | −63−2.7% | Reduced |
| Welch Group, LLC | 2,264 | $552.8K | 0.02% | 00.0% | Unchanged |
| Peregrine Asset Advisers, Inc. | 2,267 | $553.6K | 0.15% | +150+7.1% | Added |
| Plancorp, LLC | 2,495 | $555.5K | 0.02% | +83+3.4% | Added |
| Secure Asset Management, LLC | 2,283 | $557.5K | 0.09% | +10.0% | Added |
| Ironwood Investment Counsel, LLC | 2,287 | $558.4K | 0.08% | −48−2.1% | Reduced |
| Catalytic Wealth RIA, LLC | 2,288 | $558.7K | 0.02% | −191−7.7% | Reduced |
| Souders Financial Advisors | 2,289 | $559.0K | 0.06% | −895−28.1% | Reduced |
| Fractal Investments LLC | 2,291 | $559.4K | 0.07% | 00.0% | Unchanged |
| BNB Wealth Management, LLC | 2,295 | $560.4K | 0.36% | 00.0% | Unchanged |
| Hazlett, Burt & Watson, Inc. | 2,309 | $562.0K | 0.18% | −100−4.2% | Reduced |
| Capital Asset Advisory Services LLC | 2,627 | $562.4K | 0.02% | −8−0.3% | Reduced |
| Cardiff Park Advisors, LLC | 2,310 | $564.1K | 0.05% | 00.0% | Unchanged |
| Indivisible Partners | 2,333 | $569.7K | 0.05% | +40+1.7% | Added |
| CoreFirst Bank & Trust | 2,334 | $569.9K | 0.30% | −200−7.9% | Reduced |
| Field & Main Bank | 2,345 | $572.6K | 0.17% | −45−1.9% | Reduced |
| AdvisorShares Investments LLC | 2,350 | $573.8K | 0.10% | +2,350 | New |
| Accurate Wealth Management, LLC | 2,582 | $574.8K | 0.07% | −39−1.5% | Reduced |
| Cullinan Associates Inc | 2,360 | $576.3K | 0.05% | −100−4.1% | Reduced |
| Guardian Wealth Advisors, LLC | 2,362 | $576.8K | 0.04% | +2+0.1% | Added |
| First National Bank of Mount Dora, Trust Investment Services | 2,371 | $579.0K | 0.13% | −85−3.5% | Reduced |
| Aviance Capital Partners, LLC | 2,371 | $579.0K | 0.07% | 00.0% | Unchanged |
| Parr McKnight Wealth Management Group, LLC | 2,376 | $580.2K | 0.08% | 00.0% | Unchanged |
| Clark Financial Services Group Inc | 2,383 | $581.9K | 0.32% | +92+4.0% | Added |
| Rexford Capital Inc | 2,384 | $582.1K | 0.42% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 2,389 | $583.3K | 0.07% | +15+0.6% | Added |
| Western Pacific Wealth Management, LP | 2,390 | $583.6K | 0.59% | 00.0% | Unchanged |
| Uniting Wealth Partners, LLC | 2,400 | $586.0K | 0.12% | −261−9.8% | Reduced |
| Affinity Investment Advisors, LLC | 2,406 | $587.5K | 0.37% | +325+15.6% | Added |
| Concord Wealth Partners | 2,409 | $588.2K | 0.08% | 00.0% | Unchanged |
| Blue Fin Capital, Inc. | 2,412 | $589.0K | 0.10% | −10−0.4% | Reduced |
| Northwest Bancshares, Inc. | 2,414 | $589.5K | 0.12% | 00.0% | Unchanged |
| Syverson Strege & Co | 2,415 | $589.7K | 0.14% | −12−0.5% | Reduced |
| Camden National Bank | 2,416 | $589.9K | 0.08% | 00.0% | Unchanged |
| GeoWealth Management, LLC | 2,419 | $590.7K | 0.02% | +2,419 | New |
| Western Wealth Management, LLC | 2,427 | $592.6K | 0.02% | −13−0.5% | Reduced |
| MorganRosel Wealth Management, LLC | 2,429 | $593.1K | 0.23% | −2,035−45.6% | Reduced |
| One Wealth Advisors, LLC | 2,453 | $599.0K | 0.07% | 00.0% | Unchanged |
| New Wave Wealth Advisors LLC | 2,454 | $599.2K | 0.21% | +2,454 | New |
| TRB Wealth Management, LLC | 2,463 | $601.4K | 0.09% | +2,463 | New |
| Waddell & Associates, LLC | 2,470 | $603.1K | 0.03% | 00.0% | Unchanged |
| Integrated Advisors Network LLC | 2,471 | $603.3K | 0.03% | −2,391−49.2% | Reduced |
| Americana Partners, LLC | 2,474 | $604.2K | 0.02% | −451−15.4% | Reduced |
| Signal Advisors Wealth, LLC | 2,477 | $604.9K | 0.04% | +2,477 | New |
| L2 Asset Management, LLC | 2,481 | $605.8K | 0.06% | +952+62.3% | Added |
| Fortress Wealth Group, LLC | 2,514 | $606.8K | 0.23% | −5−0.2% | Reduced |
| PDS Planning, Inc | 2,495 | $609.2K | 0.04% | −549−18.0% | Reduced |
| Independent Financial Group, LLC | 2,498 | $610.0K | 0.01% | +526+26.7% | Added |
| Smithfield Trust Co | 2,494 | $610.0K | 0.03% | 00.0% | Unchanged |
| Sava Infond d.o.o. | 2,500 | $610.5K | 0.09% | +1,600+177.8% | Added |
| Asset Allocation & Management Company, LLC | 2,502 | $611.0K | 0.23% | 00.0% | Unchanged |
| Malaga Cove Capital, LLC | 2,510 | $612.9K | 0.22% | −707−22.0% | Reduced |
| SBI Okasan Asset Management Co.Ltd. | 2,500 | $612.9K | 0.03% | 00.0% | Unchanged |
| Clark Asset Management, LLC | 2,522 | $615.8K | 0.06% | +2,522 | New |
| Cozad Asset Management Inc | 2,523 | $616.1K | 0.05% | 00.0% | Unchanged |
| Smith, Salley & Associates | 2,524 | $616.3K | 0.03% | +68+2.8% | Added |
| Soltis Investment Advisors LLC | 2,529 | $617.5K | 0.04% | +23+0.9% | Added |
| Willis Johnson & Associates, Inc. | 2,541 | $620.4K | 0.04% | −15−0.6% | Reduced |
| IVC Wealth Advisors LLC | 2,547 | $621.9K | 0.27% | −28−1.1% | Reduced |
| Stembrook Asset Management, LLC | 2,556 | $624.1K | 0.61% | 00.0% | Unchanged |
| Independence Bank of Kentucky | 2,557 | $624.4K | 0.08% | −106−4.0% | Reduced |
| Postrock Partners LLC | 2,565 | $626.3K | 0.29% | 00.0% | Unchanged |
| Grove Bank & Trust | 2,581 | $630.2K | 0.07% | −11−0.4% | Reduced |
| Mayfair Advisory Group, LLC | 2,596 | $633.8K | 0.22% | +5+0.2% | Added |
| Fort Washington Investment Advisors Inc | 2,602 | $635.4K | 0.00% | +2,602 | New |
| Auxano Advisors, LLC | 2,602 | $635.4K | 0.13% | −28−1.1% | Reduced |
| Strategic Blueprint, LLC | 2,604 | $635.8K | 0.04% | +65+2.6% | Added |
| Baker Tilly Wealth Management, LLC | 2,608 | $636.8K | 0.15% | −18−0.7% | Reduced |
| Allen Mooney & Barnes Investment Advisors LLC | 2,621 | $640.0K | 0.09% | +5+0.2% | Added |
| Foster Victor Wealth Advisors, LLC | 2,861 | $640.7K | 0.04% | 00.0% | Unchanged |
| Allred Capital Management, LLC | 2,627 | $641.5K | 0.23% | +4+0.2% | Added |
| Equitable Trust Co | 2,637 | $643.9K | 0.03% | +42+1.6% | Added |