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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.

Institutional holdersQ1 2026: 1,897 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 heldQ1 2026: $53.9B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Marathon Petroleum Corp; share changes are against Q4 2025.

Institutions holding MPC in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Oceanic Investment Management LTD4,654$1.14M0.97%+4,654New
Glenview Trust Co4,648$1.13M0.02%−717−13.4%Reduced
Rehmann Capital Advisory Group4,638$1.13M0.06%−2,054−30.7%Reduced
Acropolis Investment Management, LLC4,583$1.12M0.05%−120−2.6%Reduced
Belpointe Asset Management LLC4,581$1.12M0.04%+457+11.1%Added
Tradewinds, LLC.4,545$1.12M0.36%−59−1.3%Reduced
Savvy Advisors, Inc.4,580$1.12M0.03%+1,732+60.8%Added
Formidable Asset Management, LLC6,859$1.12M0.17%−17−0.2%Reduced
Catalyst Funds Management Pty Ltd4,554$1.11M0.19%+2,754+153.0%Added
Meridian Wealth Management, LLC4,544$1.11M0.04%−140−3.0%Reduced
Tema ETFs LLC4,537$1.11M0.07%+21+0.5%Added
F/M Investments LLC4,520$1.10M0.07%−29,374−86.7%Reduced
Shepherd Financial Partners LLC4,507$1.10M0.10%00.0%Unchanged
SCS Capital Management LLC4,500$1.10M0.01%−168−3.6%Reduced
Central Bank & Trust Co4,499$1.10M0.17%00.0%Unchanged
Evergreen Wealth Solutions, LLC4,491$1.10M0.08%+2,122+89.6%Added
Pure Financial Advisors, Inc.4,488$1.10M0.02%−39−0.9%Reduced
Ameritas Advisory Services, LLC4,468$1.09M0.04%−250−5.3%Reduced
Henrickson Nauta Wealth Advisors, Inc.4,438$1.08M0.30%−3,881−46.7%Reduced
Challenger Wealth Management4,437$1.08M0.87%−98−2.2%Reduced
Kavar Capital Partners Group, LLC4,432$1.08M0.14%−8−0.2%Reduced
Tudor Financial Inc.4,400$1.07M0.55%−138−3.0%Reduced
Redwood Investment Management, LLC4,351$1.06M0.13%−3,464−44.3%Reduced
Catalyst Financial Partners LLC4,333$1.06M0.12%−4,764−52.4%Reduced
Atomi Financial Group, Inc.4,313$1.05M0.03%−2,728−38.7%Reduced
Eagle Bluffs Wealth Management LLC4,305$1.05M0.41%−52−1.2%Reduced
Ferguson Wellman Capital Management, Inc4,302$1.05M0.01%+22+0.5%Added
1st Source Bank4,299$1.05M0.05%00.0%Unchanged
HBK Sorce Advisory LLC4,277$1.05M0.02%−107−2.4%Reduced
Dynamic Technology Lab Private Ltd4,265$1.04M0.17%+735+20.8%Added
SageGuard Financial Group, LLC4,239$1.04M0.16%+10.0%Added
Hussman Strategic Advisors, Inc.4,200$1.03M0.22%−2,100−33.3%Reduced
Coastline Trust Co4,195$1.02M0.10%00.0%Unchanged
Gradient Investments LLC4,189$1.02M0.02%+1,246+42.3%Added
Flagship Harbor Advisors, LLC4,186$1.02M0.04%+102+2.5%Added
Norden Group LLC4,158$1.02M0.10%−488−10.5%Reduced
Dauntless Investment Group, LLC4,156$1.01M2.85%−1,774−29.9%Reduced
Meeder Asset Management Inc4,123$1.01M0.06%+3,994+3,096.1%Added
Salem Investment Counselors Inc4,122$1.01M0.03%00.0%Unchanged
MCF Advisors LLC4,097$1.00M0.04%+81+2.0%Added
PFG Investments, LLC4,081$996.5K0.05%+138+3.5%Added
Golden State Equity Partners4,054$990.0K0.07%+4,054New
Foundations Investment Advisors, LLC4,051$989.1K0.01%+117+3.0%Added
Dorsey & Whitney Trust CO LLC4,043$987.2K0.05%+382+10.4%Added
Change Path, LLC4,041$986.6K0.02%+603+17.5%Added
Rosenberg Matthew Hamilton4,037$985.8K0.20%+186+4.8%Added
Larson Financial Group LLC4,028$983.7K0.03%+270+7.2%Added
Meadow Creek Wealth Advisors LLC4,028$983.6K0.64%−48−1.2%Reduced
Chickasaw Capital Management LLC4,000$977.0K0.03%+2,000+100.0%Added
Polymer Capital Management (US) LLC4,000$976.7K0.14%−13,258−76.8%Reduced
Chilton Capital Management LLC4,000$976.7K0.03%−70−1.7%Reduced
Forteris Wealth Management Inc.3,944$963.0K0.92%+44+1.1%Added
Consilium Wealth Advisory, LLC3,943$962.8K0.33%+3,943New
Bill Few Associates, Inc.3,942$962.6K0.23%00.0%Unchanged
Evoke Wealth, LLC3,937$961.6K0.02%+1,478+60.1%Added
Occidental Asset Management, LLC3,935$960.8K0.11%+488+14.2%Added
Whalerock Point Partners, LLC3,922$957.7K0.18%00.0%Unchanged
Krilogy Financial LLC4,207$951.8K0.03%+567+15.6%Added
Trust Co of Virginia3,894$950.8K0.08%−73−1.8%Reduced
Farmers Trust Co3,868$944.5K0.15%−300−7.2%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management3,856$941.6K0.02%−333−7.9%Reduced
Invst, LLC3,856$941.6K0.11%+3,856New
South State Corp.3,847$939.4K0.04%+3+0.1%Added
Evergreen Capital Management LLC3,845$938.9K0.02%+344+9.8%Added
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund3,800$927.9K0.02%−12,100−76.1%Reduced
Lavaca Capital LLC3,788$925.0K0.17%00.0%Unchanged
Avantax Planning Partners, Inc.3,783$923.8K0.03%+78+2.1%Added
CWA Asset Management Group, LLC3,762$918.5K0.03%+287+8.3%Added
denkapparat Operations GmbH3,744$914.2K0.38%00.0%Unchanged
First National Bank of Omaha3,700$907.1K0.03%00.0%Unchanged
FSM Wealth Advisors, LLC3,708$905.5K0.12%−10−0.3%Reduced
Valmark Advisers, Inc.3,686$900.1K0.01%−22−0.6%Reduced
Annis Gardner Whiting Capital Advisors, LLC3,661$893.9K0.14%+24+0.7%Added
OneAscent Financial Services LLC3,638$888.3K0.05%+67+1.9%Added
Sapient Capital LLC3,622$884.4K0.01%+2,222+158.7%Added
Walleye Capital LLC3,621$884.2K0.01%−146,495−97.6%Reduced
Alan B. Lancz & Associates, Inc.3,600$879.0K0.85%−450−11.1%Reduced
Heartland Bank & Trust Co3,589$876.4K0.20%+91+2.6%Added
Lauterbach Financial Advisors, LLC3,579$873.8K0.43%00.0%Unchanged
Beacon Capital Management, LLC3,570$871.7K0.15%+2+0.1%Added
Capital Advisors Wealth Management, LLC3,562$869.7K0.12%−36−1.0%Reduced
Clark Capital Management Group, Inc.3,560$869.2K0.01%+28+0.8%Added
BKD Wealth Advisors, LLC3,545$865.6K0.02%−159−4.3%Reduced
DSG Capital Advisors, LLC3,545$865.6K0.14%00.0%Unchanged
Hamilton Capital, LLC3,526$861.0K0.04%−177−4.8%Reduced
Erste Asset Management GmbH3,500$858.1K0.01%−1,700−32.7%Reduced
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors3,506$856.0K0.05%−566−13.9%Reduced
Northland Securities, Inc.3,501$854.9K0.81%−41−1.2%Reduced
Mission Wealth Management, LP3,501$854.8K0.02%−1,355−27.9%Reduced
Ausdal Financial Partners, Inc.3,494$853.1K0.04%+152+4.5%Added
Pine Valley Investments Ltd Liability Co3,477$848.9K0.04%+2,114+155.1%Added
Spreng Capital Management, Inc.3,472$847.8K0.40%00.0%Unchanged
Harbour Wealth Management Group, Inc.3,460$845.0K0.64%−48−1.4%Reduced
Athena Investment Management3,460$844.9K0.44%−471−12.0%Reduced
Hantz Financial Services, Inc.3,578$839.0K0.01%+92+2.6%Added
Crestwood Advisors Group LLC3,410$832.7K0.01%−16−0.5%Reduced
Leelyn Smith, LLC3,385$826.6K0.12%+13+0.4%Added
Manske Wealth Management3,384$826.2K0.23%−239−6.6%Reduced
Nikko Asset Management Americas, Inc.3,383$826.2K0.01%+70+2.1%Added
Islay Capital Management, LLC3,376$824.4K0.42%00.0%Unchanged