GREAT LAKES ADVISORS, LLC

Position in MPC — Marathon Petroleum Corp

CIK 1078013 CHICAGO, IL

Position in MPC

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$1,560,553

+$52,974 QoQ

Shares Held

6,391

-31.1% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2022

15 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Energy · as of Mar 31, 2026

GREAT LAKES ADVISORS, LLC holds $25,039,537 across 5 Oil & Gas Refining & Marketing names. MPC ranks #3 (6.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PSX	Phillips 66	90,528	$16,492,390
2	PBF	PBF Energy Inc.	136,999	$6,523,892
3	MPC	Marathon Petroleum Corp This page	6,391	$1,560,553
4	DINO	HF Sinclair Corp	3,860	$240,825
5	VLO	Valero Energy Corp/Tx	898	$221,877

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,560,553	6,391	-31.1%	Shares	Sole	2026-05-12
2025-12-31	$1,507,579	9,270	+14.1%	Shares	Sole	2026-02-12
2025-09-30	$1,566,204	8,126	+48.0%	Shares	Sole	2025-11-03
2025-06-30	$912,109	5,491	-7.0%	Shares	Sole	2025-08-11
2025-03-31	$860,153	5,904	-2.3%	Shares	Sole	2025-05-16
2024-12-31	$843,138	6,044	+0.1%	Shares	Sole	2025-02-10
2024-09-30	$983,161	6,035	-10.8%	Shares	Sole	2024-11-04
2024-06-30	$1,173,418	6,764	-1.4%	Shares	Sole	2024-08-06
2024-03-31	$1,382,088	6,859	+0.8%	Shares	Sole	2024-05-08
2023-12-31	$1,009,144	6,802	-13.5%	Shares	Sole	2024-02-08
2023-09-30	$1,190,289	7,865	+0.8%	Shares	Sole	2023-11-07
2023-06-30	$909,946	7,804	-82.7%	Shares	Sole	2023-08-10
2023-03-31	$6,078,271	45,081	-39.2%	Shares	Sole	2023-05-10
2022-12-31	$8,625,080	74,105	+135.4%	Shares	Sole	2023-02-09
2022-09-30	$3,127,007	31,481	—	Shares	Sole	2022-11-09
No filing history on record for this holder in this stock.