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Livermore
ZHEN

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, Q2 2026

Institutional positions in Marathon Petroleum Corp as of Jun 30, 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
1,954
+82 vs. Q1 2026
Shares held
219.0M
−1.91M (−0.9%) vs. Q1 2026
Total value
$56.0B
+$2.11B (+3.9%) vs. Q1 2026
New holders
175
686 more added
Sold out
93
718 more reduced

25 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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.

Institutional holdersQ2 2026: 1,954 institutions
Q1 2021: 976 institutionsQ2 2021: 1,004 institutionsQ3 2021: 1,008 institutionsQ4 2021: 1,098 institutionsQ1 2022: 1,185 institutionsQ2 2022: 1,234 institutionsQ3 2022: 1,293 institutionsQ4 2022: 1,391 institutionsQ1 2023: 1,442 institutionsQ2 2023: 1,356 institutionsQ3 2023: 1,476 institutionsQ4 2023: 1,554 institutionsQ1 2024: 1,692 institutionsQ2 2024: 1,653 institutionsQ3 2024: 1,583 institutionsQ4 2024: 1,562 institutionsQ1 2025: 1,564 institutionsQ2 2025: 1,572 institutionsQ3 2025: 1,662 institutionsQ4 2025: 1,679 institutionsQ1 2026: 1,897 institutionsQ2 2026: 1,954 institutions
Value heldQ2 2026: $56.0B
Q1 2021: $27.0BQ2 2021: $29.5BQ3 2021: $29.6BQ4 2021: $28.9BQ1 2022: $36.1BQ2 2022: $32.3BQ3 2022: $36.1BQ4 2022: $40.9BQ1 2023: $44.3BQ2 2023: $35.4BQ3 2023: $43.8BQ4 2023: $41.1BQ1 2024: $52.7BQ2 2024: $43.4BQ3 2024: $38.9BQ4 2024: $32.4BQ1 2025: $33.7BQ2 2025: $38.5BQ3 2025: $42.4BQ4 2025: $36.4BQ1 2026: $53.9BQ2 2026: $56.0B
Institutions holding MPC and their total value by quarter
QuarterHoldersValue
Q2 20261,954$56.0B
Q1 20261,897$53.9B
Q4 20251,679$36.4B
Q3 20251,662$42.4B
Q2 20251,572$38.5B
Q1 20251,564$33.7B
Q4 20241,562$32.4B
Q3 20241,583$38.9B
Q2 20241,653$43.4B
Q1 20241,692$52.7B
Q4 20231,554$41.1B
Q3 20231,476$43.8B
Q2 20231,356$35.4B
Q1 20231,442$44.3B
Q4 20221,391$40.9B
Q3 20221,293$36.1B
Q2 20221,234$32.3B
Q1 20221,185$36.1B
Q4 20211,098$28.9B
Q3 20211,008$29.6B
Q2 20211,004$29.5B
Q1 2021976$27.0B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Marathon Petroleum Corp; share changes are against Q1 2026.

Institutions holding MPC in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
3 Factor Indexing, LLC1$2560.00%00.0%Unchanged
Godfrey Financial Associates, Inc.1$2560.00%00.0%Unchanged
ROSS\JOHNSON & Associates LLC1$2560.00%+1New
Highland Investment Advisors LLC1$2560.00%+1New
Sankala Group LLC1$3650.00%+1New
N.E.W. Advisory Services LLC2$5110.00%−15−88.2%Reduced
Rakuten Securities, Inc.2$5110.00%−3−60.0%Reduced
Trust Co2$5110.00%00.0%Unchanged
Maryland Capital Advisors Inc.2$5120.00%+2New
PEAK6 LLC2$5200.00%+2New
Parallax Volatility Advisers, L.P.3$7670.00%−7,522−100.0%Reduced
Game Plan Financial Advisors, LLC3$7670.00%+3New
Downshift Financial, LLC3$7670.00%+3New
Evolution Advisers, Inc.5$1.00K0.00%+5New
Mascoma Wealth Management LLC4$1.02K0.00%00.0%Unchanged
Raleigh Capital Management Inc.4$1.06K0.00%−15−78.9%Reduced
PayPay Securities Corp5$1.28K0.05%−42−89.4%Reduced
Horizon Financial Services, LLC5$1.28K0.00%00.0%Unchanged
Three Bearings Fiduciary Advisors, Inc.5$1.28K0.00%00.0%Unchanged
Spectrum Wealth Advisory Group, LLC5$1.28K0.00%+5New
Atlantic Private Wealth, LLC5$1.28K0.00%00.0%Unchanged
Washington Trust Advisors, Inc.6$1.53K0.00%00.0%Unchanged
Marshall Investment Management, LLC6$1.53K0.00%+6New
Cherry Tree Wealth Management, LLC6$1.53K0.00%00.0%Unchanged
Toth Financial Advisory Corp6$1.53K0.00%+6New
Seneschal Advisors, LLC7$1.79K0.00%00.0%Unchanged
NVWM, LLC7$1.79K0.00%+1+16.7%Added
Winthrop Capital Management, LLC7$2.00K0.00%−3−30.0%Reduced
Navigoe, LLC9$2.00K0.00%+9New
Planning Strategies Inc.8$2.04K0.00%+8New
Mowery & Schoenfeld Wealth Management, LLC8$2.05K0.00%00.0%Unchanged
Heritage Wealth Advisors9$2.30K0.00%00.0%Unchanged
Persistent Asset Partners Ltd9$2.30K0.00%+9New
Activest Wealth Management10$2.56K0.00%−25−71.4%Reduced
NBT Bank N A10$2.56K0.00%00.0%Unchanged
Richard W. Paul & Associates, LLC10$2.56K0.00%00.0%Unchanged
DecisionPoint Financial, LLC10$2.65K0.00%+5+100.0%Added
William B. Walkup & Associates, Inc.11$2.81K0.00%+11New
Quaker Wealth Management, LLC11$2.81K0.00%+1+10.0%Added
Fulcrum Asset Management LLP11$2.85K0.00%−17,099−99.9%Reduced
Evelyn Partners Group Ltd12$3.07K0.00%+12New
Hollencrest Capital Management14$3.58K0.00%00.0%Unchanged
American Capital Advisory, LLC14$3.58K0.00%+3+27.3%Added
Triumph Capital Management15$3.83K0.00%−1−6.3%Reduced
JNBA Financial Advisors15$3.84K0.00%00.0%Unchanged
Principia Wealth Advisory, LLC16$4.09K0.00%+2+14.3%Added
Roxbury Financial LLC16$4.15K0.00%00.0%Unchanged
Beaird Harris Wealth Management, LLC17$4.30K0.00%00.0%Unchanged
WealthCollab, LLC17$4.35K0.00%00.0%Unchanged
Clark Wealth Partners19$4.86K0.00%−162−89.5%Reduced
Atwood & Palmer Inc19$4.86K0.00%00.0%Unchanged
Decker Retirement Planning Inc.19$4.86K0.00%+19New
High Note Wealth, LLC20$5.11K0.00%+6+42.9%Added
HGK Asset Management Inc21$5.37K0.00%−7,232−99.7%Reduced
Fedenia Advisers LLC23$5.88K0.00%+23New
HFM Investment Advisors, LLC23$5.88K0.00%+10+76.9%Added
Timbuktu Capital Management, LLC23$5.92K0.01%+23New
Penserra Capital Management LLC24$6.00K0.00%00.0%Unchanged
Luminist Capital LLC24$6.14K0.01%+24New
Hager Investment Management Services, LLC25$6.39K0.00%00.0%Unchanged
Medallion Wealth Advisors, LLC28$7.16K0.00%−824−96.7%Reduced
Torren Management, LLC30$7.66K0.00%00.0%Unchanged
Burk Holdings LLC32$8.18K0.00%00.0%Unchanged
Marquette Asset Management, LLC32$8.18K0.00%00.0%Unchanged
Gleason Group, Inc.35$8.95K0.00%+35New
Retirement Wealth Solutions LLC35$8.95K0.00%00.0%Unchanged
Providence Capital Advisors, LLC35$8.95K0.00%+35New
1015 Capital Partners, LLC36$9.20K0.01%00.0%Unchanged
Creative Capital Management Investments LLC36$9.20K0.00%+36New
Corsicana & Co.37$9.46K0.00%00.0%Unchanged
Dunhill Financial, LLC37$9.51K0.00%+16+76.2%Added
Kilter Group LLC38$9.72K0.00%+5+15.2%Added
Webster Bank, N. A.39$9.97K0.00%−84−68.3%Reduced
IMG Wealth Management, Inc.39$9.97K0.01%+7+21.9%Added
Orion Capital Management LLC40$10.2K0.00%00.0%Unchanged
E Fund Management (Hong Kong) Co., Ltd.41$10.5K0.00%−376−90.2%Reduced
Holos Integrated Wealth LLC40$10.7K0.00%00.0%Unchanged
Aventura Private Wealth, LLC42$10.7K0.00%00.0%Unchanged
MPWM Advisory Solutions, LLC43$10.9K0.00%+1+2.4%Added
Bravera Wealth44$11.2K0.00%−22−33.3%Reduced
Anchor Investment Management, LLC44$11.2K0.00%+22+100.0%Added
United Financial Planning Group LLC49$12.5K0.01%00.0%Unchanged
Provenance Wealth Advisors, LLC49$12.5K0.00%+24+96.0%Added
Towarzystwo Funduszy Inwestycyjnych Allianz Polska S.A.50$12.8K0.03%−50−50.0%Reduced
Boreal Capital Management LLC50$12.8K0.01%00.0%Unchanged
Fountainhead AM, LLC50$12.8K0.01%+25+100.0%Added
Nvest Wealth Strategies, Inc.50$12.8K0.01%00.0%Unchanged
Montgomery Financial Services LLC52$13.3K0.01%+52New
Hara Capital LLC53$13.6K0.01%00.0%Unchanged
Leo H. Evart, Inc.54$13.7K0.01%+1+1.9%Added
Horizon Bancorp Inc53$14.0K0.01%00.0%Unchanged
Midwest Capital Advisors, LLC55$14.1K0.01%00.0%Unchanged
Entrust Financial LLC56$14.3K0.01%00.0%Unchanged
TFC Financial Management56$14.4K0.00%+5+9.8%Added
Atlantic Trust, LLC57$14.6K0.00%00.0%Unchanged
Elevated Capital Advisors, LLC58$14.8K0.00%−5−7.9%Reduced
Park Place Capital Corp59$15.1K0.00%+46+353.8%Added
Tidemark, LLC62$15.9K0.00%00.0%Unchanged
Wall Street Access Asset Management, LLC62$15.9K0.00%+62New
Virtus ETF Advisers LLC63$16.1K0.01%00.0%Unchanged