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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, 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
Univest Financial Corp851$217.6K0.01%+851New
Cache Advisors, LLC850$217.3K0.02%+850New
Cahill Financial Advisors Inc849$217.1K0.02%−99−10.4%Reduced
Symphony Financial, Ltd. Co.837$217.0K0.02%−112−11.8%Reduced
Harel Insurance Investments & Financial Services Ltd.848$217.0K0.00%+48+6.0%Added
Crown Wealth Group, LLC847$216.6K0.06%+847New
Motco846$216.3K0.02%+6+0.7%Added
Cary Street Partner Investment Advisory LLC845$216.0K0.04%+43+5.4%Added
Brucke Financial, Inc.842$215.4K0.10%+842New
First Foundation Advisors838$214.4K0.01%−1−0.1%Reduced
Milestone Asset Management, LLC838$214.4K0.03%+3+0.4%Added
Element Wealth, LLC837$214.1K0.08%+3+0.4%Added
Clarity Financial LLC836$213.7K0.02%00.0%Unchanged
Robinswood Financial LLC832$212.8K0.06%+3+0.4%Added
Camden Capital, LLC830$212.2K0.01%−90−9.8%Reduced
Astoria Portfolio Advisors LLC.829$211.8K0.04%+829New
Eagle Global Advisors LLC827$211.5K0.01%+827New
Advyzon Investment Management, LLC826$211.1K0.02%+826New
Berkshire Asset Management LLC824$210.7K0.01%00.0%Unchanged
New Republic Capital, LLC824$210.6K0.05%+824New
Pacific Sage Partners, LLC822$210.2K0.03%−131−13.7%Reduced
Xxi Wealth, LLC820$209.6K0.10%+820New
TrustBank819$209.4K0.07%+819New
Hudson Capital Management LLC818$209.1K0.05%−53−6.1%Reduced
Marex Group plc817$208.9K0.00%−10,564−92.8%Reduced
Optimize Financial Inc817$208.9K0.08%+817New
Sound Capital Solutions LLC817$208.9K0.05%+817New
Founders Financial Alliance, LLC817$208.8K0.03%−2−0.2%Reduced
Wilkins Miller Wealth Management, LLC814$208.1K0.11%+814New
Hennessy Advisors Inc812$207.6K0.01%−288−26.2%Reduced
Brown, Lisle/Cummings, Inc.812$207.6K0.05%−4−0.5%Reduced
Walker Asset Management, LLC810$207.0K0.10%+810New
Jackson Thornton Asset Management, LLC809$206.8K0.02%+809New
Bull Harbor Capital LLC808$206.6K0.04%+808New
Palisades Hudson Asset Management, L.P.808$206.0K0.07%+808New
Hobbs Group Advisors, LLC804$205.7K0.05%+804New
Holderness Investments Co802$205.0K0.03%+802New
Capital Advisors, Ltd. LLC803$205.0K0.02%−14−1.7%Reduced
Wexford Capital LP800$204.5K0.03%+800New
Spartan Wealth Advisory Services LLC799$204.3K0.02%+799New
Central Valley Advisors, LLC797$203.8K0.05%−100−11.1%Reduced
Onefund, LLC796$203.5K0.12%−30−3.6%Reduced
Howland Capital Management LLC794$203.0K0.01%+794New
Fortis Capital Advisors, LLC793$203.0K0.02%−343−30.2%Reduced
MTM Investment Management, LLC793$202.7K0.06%+3+0.4%Added
AlphaCentric Advisors LLC791$202.2K0.17%+38+5.0%Added
Greenwich Wealth Management LLC789$202.0K0.01%+789New
Ipsen Advisor Group LLC788$201.5K0.13%+788New
Stiles Financial Services Inc788$201.4K0.05%+788New
Chesapeake Asset Management LLC787$201.2K0.15%+20+2.6%Added
Compass Wealth Management LLC785$200.7K0.04%+785New
Omnia Family Wealth, LLC784$200.4K0.05%+784New
Monetary Management Group Inc775$198.1K0.04%00.0%Unchanged
Sittner & Nelson, LLC770$196.9K0.06%00.0%Unchanged
Colonial Trust Advisors770$196.8K0.01%00.0%Unchanged
Gen-Wealth Partners Inc760$194.3K0.05%00.0%Unchanged
DiNuzzo Private Wealth, Inc.750$191.8K0.02%00.0%Unchanged
Measured Wealth Private Client Group, LLC711$181.9K0.04%00.0%Unchanged
Buck Wealth Strategies, LLC703$179.7K0.02%+703New
Hilton Head Capital Partners, LLC698$178.5K0.09%−120−14.7%Reduced
Community Bank, N.A.678$173.3K0.02%+54+8.7%Added
Toews Corp675$172.6K0.03%+675New
JFS Wealth Advisors, LLC673$172.1K0.01%+18+2.7%Added
Kentucky Trust Co670$171.3K0.08%00.0%Unchanged
First United Bank Trust668$170.8K0.05%00.0%Unchanged
Newbridge Financial Services Group, Inc.660$168.7K0.02%−80−10.8%Reduced
Copia Wealth Management651$166.4K0.10%+21+3.3%Added
Cranbrook Wealth Management, LLC650$166.2K0.03%00.0%Unchanged
J.Safra Asset Management Corp630$161.1K0.01%00.0%Unchanged
Strategic Investment Advisors606$155.0K0.01%−167−21.6%Reduced
Bangor Savings Bank594$151.9K0.01%00.0%Unchanged
Central Pacific Bank - Trust Division580$148.3K0.02%00.0%Unchanged
Manchester Capital Management LLC570$145.7K0.02%+53+10.3%Added
Bay Harbor Wealth Management, LLC563$143.9K0.03%+510+962.3%Added
Golden State Wealth Management, LLC562$143.9K0.01%00.0%Unchanged
CNB Bank560$143.2K0.06%00.0%Unchanged
Winch Advisory Services, LLC555$142.0K0.03%+1+0.2%Added
Johnson Financial Group, Inc.550$140.6K0.00%−11−2.0%Reduced
Wilkerson Advisory Group LLC546$139.6K0.04%+69+14.5%Added
CWM Advisors, LLC546$139.5K0.01%−393−41.9%Reduced
Steigerwald, Gordon & Koch Inc.544$139.1K0.01%00.0%Unchanged
St Germain D J Co Inc525$134.2K0.00%00.0%Unchanged
Point72 Asset Management, L.P.523$133.7K0.00%+523New
Golden State Equity Partners522$133.5K0.36%−3,532−87.1%Reduced
Valley National Advisers Inc513$131.2K0.01%+4+0.8%Added
Wolff Wiese Magana LLC512$130.9K0.06%00.0%Unchanged
MCF Advisors LLC511$130.7K0.00%−3,586−87.5%Reduced
Thurston, Springer, Miller, Herd & Titak, Inc.502$128.5K0.05%+200+66.2%Added
Silvant Capital Management LLC496$126.8K0.00%00.0%Unchanged
JPL Wealth Management, LLC495$126.6K0.03%+42+9.3%Added
Ameriflex Group, Inc.489$125.0K0.05%+15+3.2%Added
Owl Creek Wealth Partners LLC487$124.5K0.04%+10+2.1%Added
NBC Securities, Inc.486$124.5K0.01%−10,247−95.5%Reduced
Glass Jacobson Investment Advisors llc476$121.7K0.04%00.0%Unchanged
Eurizon SLJ Capital Ltd472$120.7K0.04%00.0%Unchanged
Legacy Bridge, LLC465$118.9K0.04%00.0%Unchanged
IMA Wealth, Inc.464$118.6K0.01%+2+0.4%Added
Plante Moran Financial Advisors, LLC463$118.4K0.01%+4+0.9%Added
Salomon & Ludwin, LLC446$118.1K0.01%−4−0.9%Reduced
Plato Investment Management Ltd464$117.9K0.01%−235−33.6%Reduced