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XTX Topco’s Marathon Petroleum MPC Stock Holding History

XTX Topco’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 		$5.14M Buy
20,116
+15,205
+310% +$3.73M 0.07% 373
2026
Q1 		$1.2M Sell
4,911
-45,479
-90% -$9.18M 0.02% 1261
2025
Q4 		$8.19M Buy
50,390
+38,886
+338% +$7.27M 0.22% 49
2025
Q3 		$2.22M Buy
+11,504
New +$2.02M 0.12% 186
2025
Q1 		– Sell
-3,969
Closed -$554K – 2822
2024
Q4 		$554K Sell
3,969
-11,239
-74% -$1.72M 0.05% 688
2024
Q3 		$2.48M Sell
15,208
-2,868
-16% -$485K 0.18% 94
2024
Q2 		$3.14M Buy
18,076
+16,807
+1,324% +$3.13M 0.27% 43
2024
Q1 		$256K Sell
1,269
-2,454
-66% -$420K 0.03% 984
2023
Q4 		$552K Sell
3,723
-1,739
-32% -$258K 0.12% 199
2023
Q3 		$827K Buy
5,462
+1,871
+52% +$261K 0.14% 162
2023
Q2 		$419K Buy
+3,591
New +$418K 0.08% 488
2022
Q4 		– Sell
-4,186
Closed -$416K – 1360
2022
Q3 		$416K Buy
+4,186
New +$392K 0.1% 320
2021
Q4 		– Sell
-8,354
Closed -$516K – 886
2021
Q3 		$516K Buy
+8,354
New +$480K 0.17% 180

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

XTX Topco's MPC Position: Q2 2026 in Review

XTX Topco increased its Marathon Petroleum (MPC) stake by 310% in Q2 2026, buying an estimated $3.73M and bringing the position to 20,116 shares worth $5.14M. The position accounts for 0.07% of the portfolio, ranked #373.

XTX Topco first reported a position in MPC in Q3 2021 and has held it in 13 quarters since. The position peaked at $8.19M in Q4 2025. 1,949 funds tracked by Wall St. Rank hold MPC as of Q2 2026.

  • XTX Topco held 20,116 shares of Marathon Petroleum worth $5.14M as of Q2 2026.
  • XTX Topco bought 15,205 Marathon Petroleum shares in Q2 2026, an estimated $3.73M.
  • Marathon Petroleum made up 0.07% of XTX Topco's portfolio in Q2 2026, its #373 holding.
  • XTX Topco first reported a position in Marathon Petroleum in Q3 2021 and has held it in 13 quarters since.
  • XTX Topco's Marathon Petroleum position peaked at $8.19M in Q4 2025.
  • 1,949 funds tracked by Wall St. Rank held Marathon Petroleum as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.