Citadel Advisors’s Defiance Daily Target 2x Short MSTR ETF SMST Stock Holding History

Citadel Advisors’s Portfolio SMST Stock Details SMST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-7,354	Closed	-$410K	–	14412
2025 Q3	$215K	Buy	+7,354	New	+$186K	﹤0.01%	11112
2025 Q2	–	Sell	-31,020	Closed	-$1.13M	–	15599
2025 Q1	$2.54M	Buy	+31,020	New	+$3.2M	﹤0.01%	5078

Other funds holding SMST

Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return

HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

FTUS

Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return

Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return

Citadel Advisors's SMST Position: Q4 2025 in Review

Citadel Advisors sold out of Defiance Daily Target 2x Short MSTR ETF (SMST) in Q4 2025, closing a stake of 7,354 shares — an estimated $410K sold.

Citadel Advisors first reported a position in SMST in Q1 2025 and held it in 2 quarters. The position peaked at $2.54M in Q1 2025. 12 funds tracked by Wall St. Rank hold SMST as of Q4 2025.

Citadel Advisors reported no remaining Defiance Daily Target 2x Short MSTR ETF position as of Q4 2025 after selling out during the quarter.
Citadel Advisors sold 7,354 Defiance Daily Target 2x Short MSTR ETF shares in Q4 2025, an estimated $410K.
Citadel Advisors first reported a position in Defiance Daily Target 2x Short MSTR ETF in Q1 2025 and held it in 2 quarters.
Citadel Advisors's Defiance Daily Target 2x Short MSTR ETF position peaked at $2.54M in Q1 2025.
12 funds tracked by Wall St. Rank held Defiance Daily Target 2x Short MSTR ETF as of Q4 2025.

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