CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Position in MPC — Marathon Petroleum Corp

CIK 884546 SAN FRANCISCO, CA

Back to MPC Full portfolio

Position in MPC

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$666,462,206

+$208,112,157 QoQ

Shares Held

2,729,389

-3.2% QoQ

Ownership

0.935%

of shares outstanding

% of Portfolio

0.12%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 99.99516375276664.ToString("F0")% Shared 0.ToString("F0")% None 0.004836247233355157.ToString("F0")%

Common Shares in MPC Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Refining & Marketing

Energy · as of Mar 31, 2026

CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $2,727,604,033 across 11 Oil & Gas Refining & Marketing names. MPC ranks #3 (24.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VLO	Valero Energy Corp/Tx	2,943,822	$727,359,539
2	PSX	Phillips 66	3,968,562	$722,992,625
3	MPC	Marathon Petroleum Corp This page	2,729,389	$666,462,206
4	DINO	HF Sinclair Corp	5,275,366	$329,130,084
5	PBF	PBF Energy Inc.	1,719,219	$81,869,208
6	PARR	Par Pacific Holdings, Inc.	1,208,582	$75,705,576
7	DK	Delek US Holdings, Inc.	1,438,619	$64,838,558
8	WKC	World Kinect Corp	1,221,897	$28,189,163

All Filings in MPC

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$666,462,206	2,729,389	-3.2%	Shares	Sole	2026-05-15
2025-12-31	$458,350,049	2,818,361	+0.4%	Shares	Sole	2026-02-13
2025-09-30	$540,957,190	2,806,668	+3.2%	Shares	Sole	2025-11-10
2025-06-30	$451,780,662	2,719,768	+5.0%	Shares	Sole	2025-08-12
2025-03-31	$377,494,008	2,591,077	+4.2%	Shares	Sole	2025-09-15
2024-12-31	$346,786,537	2,485,925	+2.8%	Shares	Sole	2025-02-06
2024-09-30	$393,918,334	2,418,012	-1.2%	Shares	Sole	2024-11-12
2024-06-30	$424,743,574	2,448,372	+0.0%	Shares	Sole	2024-08-12
2024-03-31	$493,188,176	2,447,584	+1.3%	Shares	Sole	2024-05-09
2023-12-31	$358,497,400	2,416,402	-2.6%	Shares	Sole	2024-02-06
2023-09-30	$375,268,263	2,479,637	-3.9%	Shares	Sole	2023-11-08
2023-06-30	$300,970,601	2,581,223	-5.1%	Shares	Sole	2023-08-10
2023-03-31	$366,918,676	2,721,343	-3.3%	Shares	Sole	2023-05-12
2022-12-31	$327,579,073	2,814,495	-9.0%	Shares	Sole	2023-02-13
2022-09-30	$307,307,749	3,093,806	-8.9%	Shares	Sole	2022-11-14
2022-06-30	$279,176,116	3,395,890	-10.3%	Shares	Sole	2022-08-15
2022-03-31	$323,625,366	3,785,092	-2.2%	Shares	Sole	2022-05-13
2021-12-31	$247,649,490	3,870,128	+0.5%	Shares	Sole	2022-02-11
2021-09-30	$237,913,118	3,849,104	+0.4%	Shares	Sole	2021-11-16
2021-06-30	$231,537,113	3,832,127	+1.0%	Shares	Sole	2021-08-16
2021-03-31	$202,941,755	3,794,013	+4.0%	Shares	Sole	2021-05-17
2020-12-31	$150,878,632	3,647,936	+3.9%	Shares	Sole	2021-02-16
2020-09-30	$103,011,771	3,510,967	-1.0%	Shares	Sole	2020-11-13
2020-06-30	$132,559,946	3,546,280	+2.3%	Shares	Sole	2020-08-20
2020-03-31	$81,859,054	3,465,667	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.