Marathon Petroleum Corp

MPC

Exchange: NYSE
Industry: Petroleum Refining
SEC CIK: 0001510295

SEC filings (opens in a new tab)

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, Q3 2021

Institutional positions in Marathon Petroleum Corp as of Sep 30, 2021. 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: 1,008; +20 vs. Q2 2021
Shares held: 479.0M; −8.88M (−1.8%) vs. Q2 2021
Total value: $29.6B; +$139.6M (+0.5%) vs. Q2 2021
New holders: 102; 342 more added
Sold out: 82; 372 more reduced

16 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 holdersQ3 2021: 1,008 institutions

Value heldQ3 2021: $29.6B

Institutions holding MPC and their total value by quarter
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, Q3 2021

Shares, value and share of portfolio for each institution holding Marathon Petroleum Corp; share changes are against Q2 2021.

Institutions holding MPC in Q3 2021
Institution	Shares	Value	% of portfolio	Change in shares	Action
Carderock Capital Management Inc	4	$0	0.00%	+4	New
JJJ Advisors Inc.	6	$0	0.00%	+6	New
Consolidated Planning Corp	1	$0	0.00%	+1	New
WestEnd Advisors, LLC	–	$247	0.00%	–	–
C M Bidwell & Associates Ltd	22	$1.00K	0.00%	00.0%	Unchanged
Advocacy Wealth Management Services, LLC	12	$1.00K	0.00%	00.0%	Unchanged
Institutional & Family Asset Management, LLC	13	$1.00K	0.00%	00.0%	Unchanged
Core Wealth Advisors, Inc.	22	$1.00K	0.00%	00.0%	Unchanged
Aspire Private Capital, LLC	8	$1.00K	0.00%	00.0%	Unchanged
USA Financial Portformulas Corp	18	$1.00K	0.00%	+18	New
PSI Advisors, LLC	24	$1.00K	0.00%	+24	New
Tucker Asset Management LLC	16	$1.05K	0.00%	00.0%	Unchanged
West Oak Capital, LLC	40	$2.00K	0.00%	00.0%	Unchanged
HHM Wealth Advisors, LLC	35	$2.00K	0.00%	00.0%	Unchanged
Rockbridge Investment Management, LCC	40	$2.00K	0.00%	00.0%	Unchanged
TFC Financial Management	37	$2.00K	0.00%	00.0%	Unchanged
McCarthy Asset Management, Inc.	38	$2.00K	0.00%	00.0%	Unchanged
DB Wealth Management Group, LLC	38	$2.00K	0.00%	00.0%	Unchanged
Alaethes Wealth LLC	36	$2.00K	0.00%	00.0%	Unchanged
Dark Forest Capital Management LP	29	$2.00K	0.00%	+29	New
Global Financial Private Client, LLC	36	$2.33K	0.00%	00.0%	Unchanged
Tompkins Financial Corp	51	$3.00K	0.00%	+51	New
PrairieView Partners, LLC	46	$3.00K	0.00%	+46	New
Bell Investment Advisors, Inc	53	$3.00K	0.00%	+53	New
SRS Capital Advisors, Inc.	61	$4.00K	0.00%	+61	New
Exane Derivatives	69	$4.26K	0.00%	−175−71.7%	Reduced
Heritage Wealth Advisors	80	$4.95K	0.00%	00.0%	Unchanged
Sugarloaf Wealth Management, LLC	86	$5.00K	0.00%	00.0%	Unchanged
Endurance Wealth Management, Inc.	104	$6.00K	0.00%	00.0%	Unchanged
Burleson & Company, LLC	104	$6.00K	0.00%	+1+1.0%	Added
Financial Management Professionals, Inc.	97	$6.00K	0.00%	+7+7.8%	Added
Fieldpoint Private Securities, LLC	103	$6.00K	0.00%	+71+221.9%	Added
Solstein Capital, LLC	100	$6.00K	0.00%	+100	New
Sonora Investment Management, LLC	119	$7.00K	0.00%	00.0%	Unchanged
Column Capital Advisors, LLC	114	$7.00K	0.00%	00.0%	Unchanged
FinTrust Capital Advisors, LLC	117	$7.00K	0.00%	00.0%	Unchanged
Pacific Center for Financial Services	112	$7.00K	0.00%	00.0%	Unchanged
MBM Wealth Consultants, LLC	118	$7.00K	0.00%	00.0%	Unchanged
Sterling Investment Advisors, Ltd.	133	$8.00K	0.00%	+1+0.8%	Added
Wolff Wiese Magana LLC	131	$8.00K	0.01%	+13+11.0%	Added
PFG Private Wealth Management, LLC	126	$8.00K	0.00%	+126	New
Exchange Traded Concepts, LLC	139	$9.00K	0.00%	−1,819−92.9%	Reduced
Delos Wealth Advisors, LLC	149	$9.00K	0.01%	00.0%	Unchanged
JFS Wealth Advisors, LLC	148	$9.00K	0.00%	+58+64.4%	Added
Lumature Wealth Partners, LLC	141	$9.00K	0.00%	+74+110.4%	Added
Tfo-TDC, LLC	139	$9.00K	0.00%	+139	New
Loring Wolcott & Coolidge Fiduciary Advisors LLP	156	$10.0K	0.00%	−89−36.3%	Reduced
Sandy Spring Bank	164	$10.0K	0.00%	00.0%	Unchanged
Johnson Midwest Financial, LLC	156	$10.0K	0.01%	+1+0.6%	Added
Old North State Trust, LLC	154	$10.0K	0.01%	00.0%	Unchanged
Resolute Partners Group	156	$10.0K	0.00%	00.0%	Unchanged
Private Capital Group, LLC	169	$10.0K	0.00%	+31+22.5%	Added
Stuart Chaussee & Associates, Inc.	180	$11.0K	0.02%	00.0%	Unchanged
Retirement Group, LLC	175	$11.0K	0.01%	00.0%	Unchanged
Eagle Bay Advisors LLC	204	$12.0K	0.01%	−147−41.9%	Reduced
Sound Income Strategies, LLC	189	$12.0K	0.00%	−76−28.7%	Reduced
Security National Trust Co	200	$12.0K	0.00%	00.0%	Unchanged
JNBA Financial Advisors	200	$12.0K	0.00%	00.0%	Unchanged
Lake Point Wealth Management	200	$12.0K	0.01%	00.0%	Unchanged
First PREMIER Bank	190	$12.0K	0.00%	00.0%	Unchanged
Lenox Wealth Advisors, LLC	217	$13.0K	0.00%	+7+3.3%	Added
Manchester Capital Management LLC	226	$14.0K	0.00%	−700−75.6%	Reduced
Brown Brothers Harriman & Co	232	$14.0K	0.00%	00.0%	Unchanged
Wagner Wealth Management, LLC	215	$14.0K	0.01%	00.0%	Unchanged
MV Capital Management, Inc.	227	$14.0K	0.00%	+99+77.3%	Added
Syverson Strege & Co	231	$14.0K	0.01%	+151+188.8%	Added
McIlrath & Eck, LLC	244	$15.0K	0.00%	00.0%	Unchanged
Evoke Wealth, LLC	251	$15.0K	0.00%	−1−0.4%	Reduced
Asset Dedication, LLC	260	$16.0K	0.00%	00.0%	Unchanged
Laurel Wealth Advisors LLC	264	$16.0K	0.00%	00.0%	Unchanged
Simon Quick Advisors, LLC	271	$16.0K	0.00%	+242+834.5%	Added
Raffa Wealth Management, LLC	268	$16.6K	0.01%	+20+8.1%	Added
Reilly Financial Advisors, LLC	280	$17.0K	0.00%	00.0%	Unchanged
First Quadrant L P	280	$17.0K	0.00%	+280	New
Herold Advisors, Inc.	300	$18.0K	0.01%	+300	New
Red Tortoise LLC	180	$18.0K	0.01%	+180	New
Gemmer Asset Management LLC	312	$19.0K	0.00%	−26−7.7%	Reduced
Duncker Streett & Co Inc	300	$19.0K	0.00%	+300	New
Selective Wealth Management, Inc.	300	$19.0K	0.01%	+300	New
Winch Advisory Services, LLC	323	$20.0K	0.01%	00.0%	Unchanged
West Paces Advisors Inc.	325	$20.1K	0.01%	00.0%	Unchanged
Community Bank, N.A.	344	$21.0K	0.00%	00.0%	Unchanged
Versant Capital Management, Inc	345	$21.0K	0.01%	00.0%	Unchanged
Loomis Sayles & Co L P	339	$21.0K	0.00%	00.0%	Unchanged
Front Row Advisors LLC	334	$21.0K	0.01%	00.0%	Unchanged
Towarzystwo Funduszy Inwestycyjnych Pzu SA	350	$21.6K	0.03%	00.0%	Unchanged
Moisand Fitzgerald Tamayo, LLC	350	$22.0K	0.01%	00.0%	Unchanged
Walled Lake Planning & Wealth Management, LLC	352	$22.0K	0.01%	+3+0.9%	Added
Baystate Wealth Management LLC	357	$22.0K	0.00%	+70+24.4%	Added
Lindbrook Capital, LLC	357	$22.0K	0.01%	+129+56.6%	Added
Glen Eagle Advisors, LLC	363	$22.4K	0.01%	+51+16.3%	Added
Key Financial Inc	367	$23.0K	0.01%	00.0%	Unchanged
Founders Capital Management	400	$25.0K	0.02%	00.0%	Unchanged
Meridian Wealth Partners, LLC	419	$25.0K	0.01%	+419	New
SOA Wealth Advisors, LLC.	452	$27.0K	0.01%	+3+0.7%	Added
Crewe Advisors LLC	431	$27.0K	0.01%	00.0%	Unchanged
Tarbox Family Office, Inc.	455	$28.0K	0.01%	00.0%	Unchanged
Glassman Wealth Services	460	$28.0K	0.01%	+66+16.8%	Added
Jacobi Capital Management LLC	465	$29.0K	0.00%	+3+0.6%	Added
GPS Wealth Strategies Group, LLC	468	$29.0K	0.01%	00.0%	Unchanged