Citadel Advisors’s T-Rex 2X Inverse Bitcoin Daily Target ETF BTCZ Stock Holding History

Citadel Advisors’s Portfolio BTCZ Stock Details BTCZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-30,136	Closed	-$85.1K	–	14388
2025 Q3	$85.1K	Buy	30,136 +15,606	+107%	+$45.8K	﹤0.01%	11941
2025 Q2	$49.7K	Buy	+14,530	New	+$63.8K	﹤0.01%	11769
2025 Q1	–	Sell	-26,148	Closed	-$155K	–	15801
2024 Q4	$155K	Buy	+26,148	New	+$256K	﹤0.01%	10826

Other funds holding BTCZ

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Belvedere Trading Chicago, Illinois $87.6B AUM 131.08% 1-Year Est. Return

Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return

Group One Trading Chicago, Illinois $71.1B AUM 128.96% 1-Year Est. Return

Citadel Advisors's BTCZ Position: Q4 2025 in Review

Citadel Advisors sold out of T-Rex 2X Inverse Bitcoin Daily Target ETF (BTCZ) in Q4 2025, closing a stake of 30,136 shares — an estimated $85.1K sold.

Citadel Advisors first reported a position in BTCZ in Q4 2024 and held it in 3 quarters. The position peaked at $155K in Q4 2024. 8 funds tracked by Wall St. Rank hold BTCZ as of Q4 2025.

Citadel Advisors reported no remaining T-Rex 2X Inverse Bitcoin Daily Target ETF position as of Q4 2025 after selling out during the quarter.
Citadel Advisors sold 30,136 T-Rex 2X Inverse Bitcoin Daily Target ETF shares in Q4 2025, an estimated $85.1K.
Citadel Advisors first reported a position in T-Rex 2X Inverse Bitcoin Daily Target ETF in Q4 2024 and held it in 3 quarters.
Citadel Advisors's T-Rex 2X Inverse Bitcoin Daily Target ETF position peaked at $155K in Q4 2024.
8 funds tracked by Wall St. Rank held T-Rex 2X Inverse Bitcoin Daily Target ETF as of Q4 2025.

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