Aventail Capital Group’s Marathon Petroleum MPC Stock Holding History

Aventail Capital Group’s Portfolio MPC Stock Details MPC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$10.4M	Buy	42,426 +32,649	+334%	+$6.59M	0.5%	61
2025 Q4	$1.59M	Sell	9,777 -64,014	-87%	-$12M	0.09%	138
2025 Q3	$14.2M	Sell	73,791 -18,448	-20%	-$3.24M	0.66%	48
2025 Q2	$15.3M	Hold	92,239	–	–	0.67%	47
2025 Q1	$13.4M	Hold	92,239	–	–	0.66%	43
2024 Q4	$12.9M	Buy	+92,239	New	+$14.1M	0.66%	40
2024 Q3	–	Sell	-108,388	Closed	-$18.8M	–	100
2024 Q2	$18.8M	Sell	108,388 -1,866	-2%	-$347K	1.31%	26
2024 Q1	$22.2M	Buy	110,254 +75,411	+216%	+$12.9M	1.7%	23
2023 Q4	$5.17M	Buy	+34,843	New	+$5.17M	0.44%	40
2023 Q2	–	Sell	-470,373	Closed	-$63.4M	–	65
2023 Q1	$63.4M	Buy	+470,373	New	+$58.9M	5.37%	3
2022 Q4	–	Sell	-205,000	Closed	-$20.4M	–	56
2022 Q3	$20.4M	Buy	+205,000	New	+$19.2M	1.56%	22

Other funds holding MPC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Aventail Capital Group's MPC Position: Q1 2026 in Review

Aventail Capital Group increased its Marathon Petroleum (MPC) stake by 334% in Q1 2026, buying an estimated $6.59M and bringing the position to 42,426 shares worth $10.4M. The position accounts for 0.5% of the portfolio, ranked #61.

Aventail Capital Group first reported a position in MPC in Q3 2022 and has held it in 11 quarters since. The position peaked at $63.4M in Q1 2023. 1,882 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

Aventail Capital Group held 42,426 shares of Marathon Petroleum worth $10.4M as of Q1 2026.
Aventail Capital Group bought 32,649 Marathon Petroleum shares in Q1 2026, an estimated $6.59M.
Marathon Petroleum made up 0.5% of Aventail Capital Group's portfolio in Q1 2026, its #61 holding.
Aventail Capital Group first reported a position in Marathon Petroleum in Q3 2022 and has held it in 11 quarters since.
Aventail Capital Group's Marathon Petroleum position peaked at $63.4M in Q1 2023.
1,882 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

Based on Aventail Capital Group's 13F filing for Q1 2026, filed 15 May 2026.