XTX Topco’s FST Corp KBSX Stock Holding History

XTX Topco’s Portfolio KBSX Stock Details KBSX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-14,988	Closed	-$21.9K	–	3950
2025 Q3	$21.9K	Buy	+14,988	New	+$24.9K	﹤0.01%	2312

Other funds holding KBSX

HCI

Harraden Circle Investments New York $499M AUM 19.71% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

XTX Topco's KBSX Position: Q4 2025 in Review

XTX Topco sold out of FST Corp (KBSX) in Q4 2025, closing a stake of 14,988 shares — an estimated $21.9K sold.

XTX Topco first reported a position in KBSX in Q3 2025 and held it in 1 quarter. The position peaked at $21.9K in Q3 2025. 3 funds tracked by Wall St. Rank hold KBSX as of Q4 2025.

XTX Topco reported no remaining FST Corp position as of Q4 2025 after selling out during the quarter.
XTX Topco sold 14,988 FST Corp shares in Q4 2025, an estimated $21.9K.
XTX Topco first reported a position in FST Corp in Q3 2025 and held it in 1 quarter.
XTX Topco's FST Corp position peaked at $21.9K in Q3 2025.
3 funds tracked by Wall St. Rank held FST Corp as of Q4 2025.

Based on XTX Topco's 13F filing for Q4 2025, filed 17 Feb 2026.