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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
1,896
+242 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
352
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
Towarzystwo Funduszy Inwestycyjnych Pzu SA300$73.3K0.02%−75−20.0%Reduced
Arcadia Investment Management Corp300$73.3K0.01%00.0%Unchanged
BFSG, LLC300$73.3K0.01%00.0%Unchanged
ESL Trust Services, LLC300$73.3K0.01%00.0%Unchanged
Bank of New Hampshire300$73.3K0.02%00.0%Unchanged
Gilpin Wealth Management, LLC300$73.3K0.06%00.0%Unchanged
True Link Financial Advisors, LLC300$73.3K0.00%+300New
Rialto Wealth Management, LLC298$72.8K0.02%+68+29.6%Added
Opal Wealth Advisors, LLC278$67.9K0.02%+278New
Prosperity Bancshares Inc278$67.9K0.05%00.0%Unchanged
UMA Financial Services, Inc.272$66.4K0.01%+35+14.8%Added
Strengthening Families & Communities, LLC270$66.0K0.02%−7−2.5%Reduced
Abound Wealth Management268$65.5K0.01%+1+0.4%Added
Vanguard National Trust Co267$65.2K0.00%+267New
Morse Asset Management, Inc255$62.3K0.01%+195+325.0%Added
St. Johns Investment Management Company, LLC250$61.0K0.03%00.0%Unchanged
Red Tortoise LLC249$60.8K0.03%00.0%Unchanged
Essential Partners LLC247$60.3K0.02%−21−7.8%Reduced
Fortitude Family Office, LLC247$60.3K0.01%+80+47.9%Added
Private Wealth Management Group, LLC246$60.1K0.02%−4−1.6%Reduced
Aventus Investment Advisors, Inc.246$60.1K0.05%−135−35.4%Reduced
Davis Capital Management244$59.6K0.04%00.0%Unchanged
Wall Street Financial Group, Inc.240$58.6K0.03%+240New
GGM Financials LLC239$58.3K0.03%+1+0.4%Added
Lodestone Wealth Management LLC234$57.2K0.02%+1+0.4%Added
Stone House Investment Management, LLC226$55.2K0.01%−137−37.7%Reduced
Prestige Wealth Management Group LLC226$55.2K0.01%00.0%Unchanged
Vermillion Wealth Management, Inc.224$54.6K0.02%+56+33.3%Added
Strategic Wealth Advisors LLC223$54.0K0.04%00.0%Unchanged
Sit Investment Associates Inc216$53.0K0.00%00.0%Unchanged
Hughes Financial Services, LLC217$53.0K0.01%+3+1.4%Added
Quest 10 Wealth Builders, Inc.213$52.0K0.05%00.0%Unchanged
Optiver Holding B.V.211$51.5K0.00%+211New
Financial Network Wealth Advisors LLC206$50.3K0.05%−9−4.2%Reduced
Capital Analysts, LLC200$49.0K0.00%−218−52.2%Reduced
TSFG, LLC200$49.0K0.01%00.0%Unchanged
BOK Financial Private Wealth, Inc.200$48.8K0.00%00.0%Unchanged
IAG Wealth Partners, LLC200$48.8K0.01%00.0%Unchanged
Asset Planning,Inc200$48.8K0.03%00.0%Unchanged
Berbice Capital Management LLC200$48.8K0.03%00.0%Unchanged
Wellington Shields & Co., LLC200$48.8K0.01%+200New
Sawyer & Company, Inc200$48.8K0.02%+200New
MidFirst Bank199$48.6K0.00%−889−81.7%Reduced
Glen Eagle Advisors, LLC197$48.1K0.01%00.0%Unchanged
POM Investment Strategies, LLC196$47.9K0.06%−1−0.5%Reduced
United Community Bank192$46.9K0.02%−57−22.9%Reduced
Dogwood Wealth Management LLC189$46.1K0.02%+15+8.6%Added
Kerr Financial Planning Corp199$45.8K0.06%+1+0.5%Added
Armstrong Advisory Group, Inc185$45.2K0.00%−50−21.3%Reduced
Citizens National Bank Trust Department183$44.7K0.01%00.0%Unchanged
Hickory Point Bank & Trust182$44.4K0.03%+182New
Clark Wealth Partners181$44.2K0.03%+165+1,031.3%Added
Financial Consulate, Inc176$43.0K0.01%−406−69.8%Reduced
Roble, Belko & Company, Inc174$42.0K0.01%00.0%Unchanged
Rossby Financial, LCC176$41.9K0.01%+92+109.5%Added
Bruce G. Allen Investments, LLC167$40.8K0.03%+22+15.2%Added
Tradewinds Capital Management, LLC164$40.0K0.01%+39+31.2%Added
Truvestments Capital LLC164$40.0K0.01%+80+95.2%Added
Cedar Mountain Advisors, LLC164$40.0K0.01%+164New
Godsey & Gibb Associates162$39.6K0.00%00.0%Unchanged
Raffa Wealth Management, LLC159$38.8K0.01%+3+1.9%Added
Fortis Group Advisors, LLC157$38.3K0.01%00.0%Unchanged
Silver Grove Financial Group, Inc.153$37.3K0.03%+153New
Aspect Partners, LLC150$36.6K0.01%00.0%Unchanged
Pinney & Scofield, Inc.150$36.6K0.02%00.0%Unchanged
Wealth Enhancement Trust Services, Inc.147$35.9K0.00%00.0%Unchanged
Main Street Group, LTD145$35.4K0.01%+145New
Aster Capital Management (DIFC) Ltd241$35.1K0.01%+133+123.1%Added
Basepoint Wealth LLC141$34.4K0.02%00.0%Unchanged
Pension & Wealth Management Advisors, Inc.138$33.8K0.01%−37−21.1%Reduced
Cetera Trust Company, N.A137$33.5K0.02%00.0%Unchanged
Bogart Wealth, LLC137$33.5K0.00%+2+1.5%Added
Crewe Advisors LLC130$31.7K0.00%−10−7.1%Reduced
Beacon Financial Strategies CORP130$31.7K0.02%00.0%Unchanged
Indiana Trust & Investment Management CO130$31.7K0.01%00.0%Unchanged
Covestor Ltd127$31.0K0.02%−54−29.8%Reduced
Canton Hathaway, LLC125$30.5K0.01%00.0%Unchanged
AXS Investments LLC123$30.0K0.01%−72−36.9%Reduced
Webster Bank, N. A.123$30.0K0.00%00.0%Unchanged
Coston, McIsaac & Partners124$30.0K0.01%00.0%Unchanged
Strive Financial Group ,LLC121$30.0K0.02%00.0%Unchanged
Accordant Advisory Group Inc120$29.3K0.02%00.0%Unchanged
New England Capital Financial Advisors LLC118$28.8K0.01%00.0%Unchanged
Sofos Investments, Inc.113$27.6K0.00%00.0%Unchanged
Kemnay Advisory Services Inc.110$26.9K0.00%−10−8.3%Reduced
Timothy G. Youngquist 2020 Irrevocable Trust106$25.9K0.01%+106New
Bell Investment Advisors, Inc103$25.2K0.00%−40−28.0%Reduced
Evolution Wealth Management Inc.103$25.2K0.02%00.0%Unchanged
Solstein Capital, LLC100$24.4K0.01%−35−25.9%Reduced
Towarzystwo Funduszy Inwestycyjnych Allianz Polska S.A.100$24.4K0.04%00.0%Unchanged
WFA of San Diego, LLC100$24.4K0.02%00.0%Unchanged
MBM Wealth Consultants, LLC100$24.4K0.01%+100New
Jackson, Grant Investment Advisers, Inc.97$23.7K0.01%00.0%Unchanged
Bayban97$23.7K0.02%00.0%Unchanged
Halbert Hargrove Global Advisors, LLC96$23.4K0.00%00.0%Unchanged
Greykasell Wealth Strategies, Inc.93$22.7K0.01%+43+86.0%Added
Frazier Financial Advisors, LLC92$22.5K0.01%+92New
ORG Wealth Partners, LLC92$22.5K0.00%−25−21.4%Reduced
Ulland Investment Advisors, LLC90$22.0K0.02%00.0%Unchanged
Richardson Financial Services Inc.90$22.0K0.01%00.0%Unchanged