Jane Street’s Direxion Daily BRKB Bull 2X ETF BRKU Stock Holding History

Jane Street’s Portfolio BRKU Stock Details BRKU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-11,589	Closed	-$299K	–	12760
2025 Q3	$299K	Buy	+11,589	New	+$284K	﹤0.01%	8902
2025 Q2	–	Sell	-59,175	Closed	-$1.88M	–	11261
2025 Q1	$1.88M	Buy	59,175 +46,040	+351%	+$1.24M	﹤0.01%	4455
2024 Q4	$314K	Buy	+13,135	New	+$317K	﹤0.01%	7662

Other funds holding BRKU

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

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

SHF

Safe Harbor Fiduciary Pensacola, Florida $105M AUM

SBI Securities Tokyo, Japan $4.4B AUM 74.26% 1-Year Est. Return

Carson Wealth (CWM LLC) Omaha, Nebraska $38.1B AUM 19.66% 1-Year Est. Return

Jane Street's BRKU Position: Q4 2025 in Review

Jane Street sold out of Direxion Daily BRKB Bull 2X ETF (BRKU) in Q4 2025, closing a stake of 11,589 shares — an estimated $299K sold.

Jane Street first reported a position in BRKU in Q4 2024 and held it in 3 quarters. The position peaked at $1.88M in Q1 2025. 5 funds tracked by Wall St. Rank hold BRKU as of Q4 2025.

Jane Street reported no remaining Direxion Daily BRKB Bull 2X ETF position as of Q4 2025 after selling out during the quarter.
Jane Street sold 11,589 Direxion Daily BRKB Bull 2X ETF shares in Q4 2025, an estimated $299K.
Jane Street first reported a position in Direxion Daily BRKB Bull 2X ETF in Q4 2024 and held it in 3 quarters.
Jane Street's Direxion Daily BRKB Bull 2X ETF position peaked at $1.88M in Q1 2025.
5 funds tracked by Wall St. Rank held Direxion Daily BRKB Bull 2X ETF as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.