True North Advisors, LLC

Position in MPC — Marathon Petroleum Corp

CIK 1634556 Dallas, TX

Position in MPC

as of Mar 31, 2026 · filed May 7, 2026 Compact

Position Value

$230,017

-$244,374 QoQ

Shares Held

942

-67.7% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2020

17 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Energy · as of Jun 30, 2026

True North Advisors, LLC holds $1,284,823 across 2 Oil & Gas Refining & Marketing names.

#	Ticker	Company	Shares	Value (USD)	Open
1	VLO	Valero Energy Corp/Tx	3,811	$992,536
2	PSX	Phillips 66	1,729	$292,287

17 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$230,017	942	-67.7%	Shares	Sole	2026-05-07
2025-12-31	$474,391	2,917	+3.3%	Shares	Sole	2026-01-22
2024-06-30	$489,907	2,824	-6.5%	Shares	Sole	2024-08-12
2024-03-31	$608,731	3,021	-17.3%	Shares	Sole	2024-04-12
2023-12-31	$541,959	3,653	-37.1%	Shares	Sole	2024-01-22
2023-09-30	$878,680	5,806	-18.3%	Shares	Sole	2023-11-14
2023-06-30	$828,326	7,104	-22.0%	Shares	Sole	2023-08-10
2023-03-31	$1,227,357	9,103	+0.0%	Shares	Sole	2023-05-15
2022-12-31	$1,059,265	9,101	0.0%	Shares	Sole	2023-02-13
2022-09-30	$904,002	9,101	-0.1%	Shares	Sole	2022-11-14
2022-06-30	$748,933	9,110	-5.6%	Shares	Sole	2022-07-28
2022-03-31	$825,331	9,653	-2.0%	Shares	Sole	2022-05-12
2021-12-31	$630,621	9,855	+0.2%	Shares	Sole	2022-02-11
2021-09-30	$607,901	9,835	+0.2%	Shares	Sole	2022-06-07
2021-06-30	$593,022	9,815	+17.3%	Shares	Sole	2022-06-07
2021-03-31	$447,390	8,364	-0.2%	Shares	Sole	2022-06-07
2020-12-31	$346,638	8,381	—	Shares	Sole	2022-05-20
No filing history on record for this holder in this stock.