FLAGSHIP HARBOR ADVISORS, LLC

Position in MPC — Marathon Petroleum Corp

CIK 1691766 BOSTON, MA

Position in MPC

as of Jun 30, 2026 · filed Jul 22, 2026 Compact

Position Value

$1,073,046

+$50,909 QoQ

Shares Held

4,197

+0.3% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.13%

of 13F equity value

Holder Rank

#843

of 1,926 holders

Holding Since

Mar 2020

24 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Energy · as of Jun 30, 2026

FLAGSHIP HARBOR ADVISORS, LLC holds $4,299,190 across 3 Oil & Gas Refining & Marketing names. MPC ranks #3 (25.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VLO	Valero Energy Corp/Tx	8,187	$2,132,222
2	PSX	Phillips 66	6,471	$1,093,922
3	MPC	Marathon Petroleum Corp This page	4,197	$1,073,046

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,073,046	4,197	+0.3%	Shares	Sole	2026-07-22
2026-03-31	$1,022,137	4,186	+2.5%	Shares	Sole	2026-04-28
2025-12-31	$664,180	4,084	-26.3%	Shares	Sole	2026-01-21
2025-09-30	$1,068,357	5,543	-0.3%	Shares	Sole	2025-11-05
2025-06-30	$923,903	5,562	-1.3%	Shares	Sole	2025-08-04
2025-03-31	$821,254	5,637	-1.4%	Shares	Sole	2025-04-22
2024-12-31	$797,242	5,715	-10.4%	Shares	Sole	2025-01-21
2024-09-30	$1,038,551	6,375	-11.1%	Shares	Sole	2024-10-21
2024-06-30	$1,243,504	7,168	+57.3%	Shares	Sole	2025-12-02
2024-03-31	$918,437	4,558	+1.0%	Shares	Sole	2024-04-16
2023-12-31	$669,400	4,512	+3.5%	Shares	Sole	2024-01-10
2023-09-30	$659,993	4,361	+7.5%	Shares	Sole	2023-10-17
2023-06-30	$473,162	4,058	+36.5%	Shares	Sole	2023-07-11
2023-03-31	$400,714	2,972	+29.2%	Shares	Sole	2023-04-12
2022-12-31	$267,697	2,300	+1.6%	Shares	Sole	2023-01-13
2022-09-30	$224,883	2,264	-47.5%	Shares	Sole	2022-10-13
2022-06-30	$354,407	4,311	+2.6%	Shares	Sole	2022-07-13
2022-03-31	$359,356	4,203	-2.6%	Shares	Sole	2022-04-13
2021-12-31	$276,052	4,314	+20.0%	Shares	Sole	2022-02-17
2021-09-30	$222,268	3,596	0.0%	Shares	Sole	2021-11-01
2021-06-30	$217,270	3,596	-69.2%	Shares	Sole	2021-07-26
2020-09-30	$342,837	11,685	-28.1%	Shares	Sole	2020-10-13
2020-06-30	$607,798	16,260	+106.6%	Shares	Sole	2020-07-31
2020-03-31	$185,865	7,869	—	Shares	Sole	2020-05-12
No filing history on record for this holder in this stock.