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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
Q2 		$3.74M Sell
14,621
-27,805
-66% -$6.83M 0.21% 124
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
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Aventail Capital Group's MPC Position: Q2 2026 in Review

Aventail Capital Group reduced its Marathon Petroleum (MPC) stake by 66% in Q2 2026, selling an estimated $6.83M and leaving 14,621 shares worth $3.74M. The position accounts for 0.21% of the portfolio, ranked #124.

Aventail Capital Group first reported a position in MPC in Q3 2022 and has held it in 12 quarters since. The position peaked at $63.4M in Q1 2023. 1,948 funds tracked by Wall St. Rank hold MPC as of Q2 2026.

  • Aventail Capital Group held 14,621 shares of Marathon Petroleum worth $3.74M as of Q2 2026.
  • Aventail Capital Group sold 27,805 Marathon Petroleum shares in Q2 2026, an estimated $6.83M.
  • Marathon Petroleum made up 0.21% of Aventail Capital Group's portfolio in Q2 2026, its #124 holding.
  • Aventail Capital Group first reported a position in Marathon Petroleum in Q3 2022 and has held it in 12 quarters since.
  • Aventail Capital Group's Marathon Petroleum position peaked at $63.4M in Q1 2023.
  • 1,948 funds tracked by Wall St. Rank held Marathon Petroleum as of Q2 2026.

Based on Aventail Capital Group's 13F filing for Q2 2026, filed 14 Aug 2026.