Jane Street’s T-Rex 2X Long Ether Daily Target ETF ETU Stock Holding History

Jane Street’s Portfolio ETU Stock Details ETU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-17,368	Closed	-$256K	–	12070
2025 Q2	$256K	Buy	+17,368	New	+$213K	﹤0.01%	8131
2025 Q1	–	Sell	-7,094	Closed	-$273K	–	10973
2024 Q4	$273K	Buy	+7,094	New	+$285K	﹤0.01%	7896

Other funds holding ETU

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

Belvedere Trading Chicago, Illinois $84.4B AUM 52.68% 1-Year Est. Return

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

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

Jane Street's ETU Position: Q3 2025 in Review

Jane Street sold out of T-Rex 2X Long Ether Daily Target ETF (ETU) in Q3 2025, closing a stake of 17,368 shares — an estimated $256K sold.

Jane Street first reported a position in ETU in Q4 2024 and held it in 2 quarters. The position peaked at $273K in Q4 2024. 4 funds tracked by Wall St. Rank hold ETU as of Q3 2025.

Jane Street reported no remaining T-Rex 2X Long Ether Daily Target ETF position as of Q3 2025 after selling out during the quarter.
Jane Street sold 17,368 T-Rex 2X Long Ether Daily Target ETF shares in Q3 2025, an estimated $256K.
Jane Street first reported a position in T-Rex 2X Long Ether Daily Target ETF in Q4 2024 and held it in 2 quarters.
Jane Street's T-Rex 2X Long Ether Daily Target ETF position peaked at $273K in Q4 2024.
4 funds tracked by Wall St. Rank held T-Rex 2X Long Ether Daily Target ETF as of Q3 2025.

Based on Jane Street's 13F filing for Q3 2025, filed 14 Nov 2025.