XT
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XTX Topco’s Foster FSTR Stock Holding History

XTX Topco’s Portfolio FSTR Stock Details FSTR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$535K Buy
+11,840
New +$442K 0.01% 2396

Other funds holding FSTR

BIP
Brandes Investment Partners La Jolla, California $14.3B AUM 23.11% 1-Year Est. Return
GI
GAMCO Investors Greenwich, Connecticut $11.1B AUM 41.79% 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
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
HIM
Hillsdale Investment Management Toronto, Ontario, Canada $4.39B AUM 72.96% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

XTX Topco's FSTR Position: Q2 2026 in Review

XTX Topco opened a new position in Foster (FSTR) in Q2 2026: 11,840 shares worth $535K. The stake represents 0.01% of the portfolio and ranks #2396 among its holdings.

134 funds tracked by Wall St. Rank hold FSTR as of Q2 2026.

  • XTX Topco held 11,840 shares of Foster worth $535K as of Q2 2026.
  • Foster was a new XTX Topco position in Q2 2026.
  • Foster made up 0.01% of XTX Topco's portfolio in Q2 2026, its #2396 holding.
  • 134 funds tracked by Wall St. Rank held Foster as of Q2 2026.

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