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 |
|---|---|---|---|---|---|
| Phillips Wealth Planners LLC | 1,120 | $282.8K | 0.21% | −559−33.3% | Reduced |
| First Commonwealth Financial Corp | 1,159 | $283.0K | 0.05% | −244−17.4% | Reduced |
| TBH Global Asset Management, LLC | 1,162 | $283.8K | 0.06% | +1,162 | New |
| Woodward Diversified Capital, LLC | 1,330 | $284.3K | 0.13% | −157−10.6% | Reduced |
| Balentine LLC | 1,167 | $285.0K | 0.01% | +1,167 | New |
| SkyOak Wealth, LLC | 1,169 | $285.4K | 0.05% | −279−19.3% | Reduced |
| Bryant Woods Investment Advisors, LLC | 1,170 | $285.5K | 0.11% | +1,170 | New |
| OneAscent Family Office, LLC | 1,170 | $285.7K | 0.20% | −71−5.7% | Reduced |
| First National Advisers, LLC | 1,170 | $285.7K | 0.04% | +1,170 | New |
| Patton Fund Management, Inc. | 1,171 | $285.9K | 0.05% | +1,171 | New |
| Albion Financial Group | 1,172 | $286.2K | 0.02% | 00.0% | Unchanged |
| Second Line Capital, LLC | 1,153 | $286.3K | 0.05% | +1,153 | New |
| St. Louis Trust Co | 1,181 | $288.4K | 0.03% | +1,181 | New |
| Quantum Financial Advisors, LLC | 1,184 | $289.1K | 0.03% | −1,699−58.9% | Reduced |
| Keating Financial Advisory Services, Inc. | 1,185 | $289.3K | 0.05% | +44+3.9% | Added |
| Stephen J. Garry & Associates, LLC | 1,185 | $289.4K | 0.23% | +1,185 | New |
| Addison Capital Co | 1,185 | $289.5K | 0.05% | +1,185 | New |
| Guilbault Capital LLC | 1,186 | $289.6K | 0.32% | +1,186 | New |
| Regatta Capital Group, LLC | 1,187 | $289.9K | 0.04% | +1,187 | New |
| Grandfield & Dodd, LLC | 1,190 | $290.6K | 0.02% | +1,190 | New |
| Ponta Wealth Partners, LLC | 1,198 | $292.5K | 0.24% | +1,198 | New |
| Southern Michigan Bank & Trust | 1,200 | $293.0K | 0.11% | +1,200 | New |
| Delta Asset Management LLC | 1,203 | $293.7K | 0.03% | 00.0% | Unchanged |
| BlackDiamond Wealth Management Inc. | 1,207 | $294.8K | 0.14% | −30−2.4% | Reduced |
| Apella Capital, LLC | 1,382 | $295.3K | 0.00% | +1,382 | New |
| Legacy Capital Wealth Partners, LLC | 1,210 | $295.5K | 0.06% | +1,210 | New |
| KMG Fiduciary Partners, LLC | 1,211 | $295.7K | 0.02% | +1,211 | New |
| Nova R Wealth, Inc. | 1,212 | $296.0K | 0.09% | +1,212 | New |
| AlTi Global, Inc. | 1,218 | $297.4K | 0.01% | +1,218 | New |
| JGP Wealth Management, LLC | 1,218 | $297.4K | 0.03% | +1,218 | New |
| Centaurus Financial, Inc. | 1,225 | $299.0K | 0.01% | +201+19.6% | Added |
| Haverford Trust Co | 1,226 | $299.4K | 0.00% | +1,226 | New |
| Triton Wealth Management, PLLC | 1,288 | $301.8K | 0.11% | 00.0% | Unchanged |
| Matters Capital LLC | 1,240 | $302.8K | 0.27% | 00.0% | Unchanged |
| Roundview Capital LLC | 1,240 | $302.8K | 0.02% | +1,240 | New |
| Arbor Trust Wealth Advisors, LLC | 1,244 | $303.8K | 0.13% | 00.0% | Unchanged |
| Patriot Investment Management Inc. | 1,247 | $304.5K | 0.02% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 1,248 | $304.7K | 0.01% | −117−8.6% | Reduced |
| Exencial Wealth Advisors, LLC | 1,255 | $306.5K | 0.01% | −34−2.6% | Reduced |
| Onyx Bridge Wealth Group LLC | 1,261 | $307.8K | 0.03% | +8+0.6% | Added |
| GDS Wealth Management | 1,265 | $308.9K | 0.02% | +32+2.6% | Added |
| Gratus Wealth Advisors, LLC | 1,266 | $309.1K | 0.04% | +2+0.2% | Added |
| Pinnacle Wealth Planning Services, Inc. | 1,267 | $309.4K | 0.03% | −123−8.8% | Reduced |
| Private Client Services, LLC | 1,268 | $309.7K | 0.09% | −50−3.8% | Reduced |
| Investors Asset Management of Georgia Inc | 1,275 | $311.4K | 0.13% | −50−3.8% | Reduced |
| Delos Wealth Advisors, LLC | 1,279 | $312.3K | 0.18% | +1,130+758.4% | Added |
| Cypress Wealth Services, LLC | 1,281 | $312.8K | 0.04% | −312−19.6% | Reduced |
| Renaissance Group LLC | 1,287 | $314.3K | 0.01% | −373−22.5% | Reduced |
| Carson Advisory Inc. | 1,291 | $315.3K | 0.16% | −168−11.5% | Reduced |
| Advisor OS, LLC | 1,292 | $315.7K | 0.02% | −1,840−58.7% | Reduced |
| Wealth Architects, LLC | 1,293 | $315.7K | 0.03% | −17−1.3% | Reduced |
| Sound View Wealth Advisors Group, LLC | 1,298 | $316.9K | 0.02% | −3−0.2% | Reduced |
| NLB Skladi, upravljanje premozenja, d.o.o. | 1,300 | $317.4K | 0.02% | +1,300 | New |
| Moss Adams Wealth Advisors LLC | 1,305 | $318.8K | 0.02% | +1,305 | New |
| Prostatis Group LLC | 1,308 | $319.4K | 0.08% | −63−4.6% | Reduced |
| Financiere des Professionnels - Fonds d,investissement inc. | 1,308 | $319.4K | 0.02% | +1,308 | New |
| Northeast Financial Group, Inc. | 1,308 | $319.4K | 0.08% | 00.0% | Unchanged |
| Alaethes Wealth LLC | 1,310 | $319.9K | 0.09% | 00.0% | Unchanged |
| Liberty Wealth Management LLC | 1,314 | $320.6K | 0.04% | +1+0.1% | Added |
| Barr E S & Co | 1,319 | $322.1K | 0.02% | 00.0% | Unchanged |
| Abel Hall, LLC | 1,321 | $322.7K | 0.07% | +1,321 | New |
| Good Steward Wealth Advisors,LLC | 1,322 | $322.8K | 0.21% | +69+5.5% | Added |
| Tableaux LLC | 1,324 | $323.3K | 0.16% | 00.0% | Unchanged |
| Encompass Wealth Advisors, LLC | 1,326 | $323.7K | 0.11% | +60+4.7% | Added |
| Simplicity Wealth,LLC | 1,328 | $324.3K | 0.02% | +1,328 | New |
| AtlasMark Financial, Inc | 2,000 | $325.3K | 0.21% | 00.0% | Unchanged |
| Bridgewater Advisors Inc. | 1,666 | $325.3K | 0.02% | +1,666 | New |
| LBMC Investment Advisors, LLC | 1,338 | $326.8K | 0.02% | −71−5.0% | Reduced |
| Channel Wealth LLC | 1,341 | $327.4K | 0.08% | −44−3.2% | Reduced |
| Prasad Wealth Partners, LLC | 1,343 | $328.0K | 0.09% | +4+0.3% | Added |
| Orographic Financial Advisors, LLC | 1,346 | $328.0K | 0.23% | +1,346 | New |
| Oxford Financial Group Ltd | 1,344 | $328.2K | 0.02% | +31+2.4% | Added |
| WealthPlan Investment Management, LLC | 1,347 | $328.8K | 0.02% | +31+2.4% | Added |
| Oversea-Chinese Banking CORP Ltd | 1,356 | $331.1K | 0.01% | +1,356 | New |
| Nations Financial Group Inc, | 1,359 | $331.9K | 0.02% | −407−23.0% | Reduced |
| Howe & Rusling Inc | 1,362 | $332.7K | 0.02% | −25−1.8% | Reduced |
| Lansing Street Advisors | 1,365 | $333.3K | 0.08% | +1,365 | New |
| Financial Engines Advisors L.L.C. | 1,367 | $333.8K | 0.00% | +67+5.2% | Added |
| MONECO Advisors, LLC | 1,369 | $334.4K | 0.03% | −48−3.4% | Reduced |
| Nitor Capital Management LLC | 1,370 | $334.5K | 0.26% | 00.0% | Unchanged |
| OneAscent Investment Solutions LLC | 1,375 | $335.7K | 0.34% | −4−0.3% | Reduced |
| Five Oceans Advisors | 1,378 | $336.5K | 0.12% | −6−0.4% | Reduced |
| Daner Wealth Management, LLC | 1,336 | $336.5K | 0.20% | +7+0.5% | Added |
| Sky-Mountain Capital Management, Inc. | 1,384 | $337.9K | 0.24% | 00.0% | Unchanged |
| Sovereign Financial Group, Inc. | 1,389 | $339.2K | 0.06% | +22+1.6% | Added |
| Mairs & Power Inc | 1,390 | $339.4K | 0.00% | +89+6.8% | Added |
| Gladstone Institutional Advisory LLC | 1,390 | $339.4K | 0.01% | +138+11.0% | Added |
| Accel Wealth Management | 1,391 | $339.6K | 0.09% | +3+0.2% | Added |
| Fiduciary Group LLC | 1,396 | $340.9K | 0.03% | 00.0% | Unchanged |
| Fourth Dimension Wealth, LLC | 1,397 | $341.1K | 0.13% | −39−2.7% | Reduced |
| Nwam LLC | 1,398 | $341.4K | 0.02% | −43−3.0% | Reduced |
| Vann Equity Management LLC | 1,400 | $341.8K | 0.24% | +1,400 | New |
| Builder Investment Group Inc | 1,400 | $341.9K | 0.07% | 00.0% | Unchanged |
| Hudson Valley Investment Advisors Inc | 1,407 | $343.6K | 0.04% | 00.0% | Unchanged |
| Symmetry Partners, LLC | 1,410 | $344.2K | 0.02% | +1+0.1% | Added |
| Hilltop National Bank | 1,410 | $344.3K | 0.08% | +344+32.3% | Added |
| Conning Inc. | 1,413 | $345.0K | 0.01% | −295−17.3% | Reduced |
| Leonard Rickey Investment Advisors P.L.L.C. | 1,413 | $345.1K | 0.06% | −1−0.1% | Reduced |
| Integrity Alliance, LLC. | 1,414 | $345.3K | 0.01% | +48+3.5% | Added |
| EPG Wealth Management LLC | 1,414 | $345.3K | 0.09% | 00.0% | Unchanged |