Marshall Wace
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Marshall Wace’s Marathon Petroleum MPC Stock Holding History

Marshall Wace’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
2021
Q4 		– Sell
-5,300
Closed -$327K – 4143
2021
Q3 		$327K Buy
5,300
+3,100
+141% +$178K ﹤0.01% 2607
2021
Q2 		$133K Sell
2,200
-17,000
-89% -$997K ﹤0.01% 2509
2021
Q1 		$1.03M Buy
+19,200
New +$970K ﹤0.01% 1639

Other funds holding MPC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
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
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Marshall Wace's MPC Position: Q1 2026 in Review

Marshall Wace increased its Marathon Petroleum (MPC) stake by 64% in Q1 2026, buying an estimated $30.3M and bringing the position to 383,336 shares worth $93.6M. The position accounts for 0.09% of the portfolio, ranked #180.

Marshall Wace first reported a position in MPC in Q1 2014 and has held it in 30 quarters since. The position peaked at $106M in Q2 2022. 1,883 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

  • Marshall Wace held 383,336 shares of Marathon Petroleum worth $93.6M as of Q1 2026.
  • Marshall Wace bought 149,936 Marathon Petroleum shares in Q1 2026, an estimated $30.3M.
  • Marathon Petroleum made up 0.09% of Marshall Wace's portfolio in Q1 2026, its #180 holding.
  • Marshall Wace first reported a position in Marathon Petroleum in Q1 2014 and has held it in 30 quarters since.
  • Marshall Wace's Marathon Petroleum position peaked at $106M in Q2 2022.
  • 1,883 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.