MIRAE ASSET SECURITIES (USA) INC.’s Tradr 2X Long QUBT Daily ETF QUBX Stock Holding History

MIRAE ASSET SECURITIES (USA) INC.’s Portfolio QUBX Stock Details QUBX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-12,000	Closed	-$1.27M	–	236
2025 Q3	$1.27M	Buy	+12,000	New	+$1.28M	0.04%	134

Other funds holding QUBX

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

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

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

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

TRCT

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

Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return

MIRAE ASSET SECURITIES (USA) INC.'s QUBX Position: Q4 2025 in Review

MIRAE ASSET SECURITIES (USA) INC. sold out of Tradr 2X Long QUBT Daily ETF (QUBX) in Q4 2025, closing a stake of 12,000 shares — an estimated $1.27M sold.

MIRAE ASSET SECURITIES (USA) INC. first reported a position in QUBX in Q3 2025 and held it in 1 quarter. The position peaked at $1.27M in Q3 2025. 6 funds tracked by Wall St. Rank hold QUBX as of Q4 2025.

MIRAE ASSET SECURITIES (USA) INC. reported no remaining Tradr 2X Long QUBT Daily ETF position as of Q4 2025 after selling out during the quarter.
MIRAE ASSET SECURITIES (USA) INC. sold 12,000 Tradr 2X Long QUBT Daily ETF shares in Q4 2025, an estimated $1.27M.
MIRAE ASSET SECURITIES (USA) INC. first reported a position in Tradr 2X Long QUBT Daily ETF in Q3 2025 and held it in 1 quarter.
MIRAE ASSET SECURITIES (USA) INC.'s Tradr 2X Long QUBT Daily ETF position peaked at $1.27M in Q3 2025.
6 funds tracked by Wall St. Rank held Tradr 2X Long QUBT Daily ETF as of Q4 2025.

Based on MIRAE ASSET SECURITIES (USA) INC.'s 13F filing for Q4 2025, filed 11 Feb 2026.