CM
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CastleKnight Management’s Marathon Petroleum MPC Stock Holding History

CastleKnight Management’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 		$10.2M Buy
+40,000
New +$9.82M 0.14% 106
2023
Q4 		– Sell
-10,000
Closed -$1.51M – 343
2023
Q3 		$1.51M Buy
+10,000
New +$1.39M 0.1% 135

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

CastleKnight Management's MPC Position: Q2 2026 in Review

CastleKnight Management opened a new position in Marathon Petroleum (MPC) in Q2 2026: 3,200 shares worth $818K. The stake represents 0.01% of the portfolio and ranks #414 among its holdings. This is a return to the name: CastleKnight Management previously reported a position in MPC as recently as Q3 2023.

CastleKnight Management first reported a position in MPC in Q3 2023 and has held it in 2 quarters since. The position peaked at $908K in Q3 2023. 1,952 funds tracked by Wall St. Rank hold MPC as of Q2 2026.

  • CastleKnight Management held 3,200 shares of Marathon Petroleum worth $818K as of Q2 2026.
  • Marathon Petroleum was a new CastleKnight Management position in Q2 2026.
  • Marathon Petroleum made up 0.01% of CastleKnight Management's portfolio in Q2 2026, its #414 holding.
  • CastleKnight Management first reported a position in Marathon Petroleum in Q3 2023 and has held it in 2 quarters since.
  • CastleKnight Management's Marathon Petroleum position peaked at $908K in Q3 2023.
  • 1,952 funds tracked by Wall St. Rank held Marathon Petroleum as of Q2 2026.

Based on CastleKnight Management's 13F filing for Q2 2026, filed 14 Aug 2026.