XT
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XTX Topco’s Riley Exploration Permian REPX Stock Holding History

XTX Topco’s Portfolio REPX Stock Details REPX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$596K Sell
18,073
-38
-0.2% -$1.35K 0.01% 2289
2026
Q1 		$660K Buy
+18,111
New +$539K 0.01% 1775
2024
Q3 		– Sell
-7,212
Closed -$204K – 2513
2024
Q2 		$204K Buy
+7,212
New +$199K 0.02% 1228

Other funds holding REPX

YEPX
Yorktown Energy Partners XI New York $108M AUM 57.73% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return

XTX Topco's REPX Position: Q2 2026 in Review

XTX Topco reduced its Riley Exploration Permian (REPX) stake by 0.21% in Q2 2026, selling an estimated $1.35K and leaving 18,073 shares worth $596K. The position accounts for 0.01% of the portfolio, ranked #2289.

XTX Topco first reported a position in REPX in Q2 2024 and has held it in 3 quarters since. The position peaked at $660K in Q1 2026. 198 funds tracked by Wall St. Rank hold REPX as of Q2 2026.

  • XTX Topco held 18,073 shares of Riley Exploration Permian worth $596K as of Q2 2026.
  • XTX Topco sold 38 Riley Exploration Permian shares in Q2 2026, an estimated $1.35K.
  • Riley Exploration Permian made up 0.01% of XTX Topco's portfolio in Q2 2026, its #2289 holding.
  • XTX Topco first reported a position in Riley Exploration Permian in Q2 2024 and has held it in 3 quarters since.
  • XTX Topco's Riley Exploration Permian position peaked at $660K in Q1 2026.
  • 198 funds tracked by Wall St. Rank held Riley Exploration Permian as of Q2 2026.

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