Jane Street’s Direxion Daily MU Bull 2X ETF MUU Stock Holding History

Jane Street’s Portfolio MUU Stock Details MUU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2.09M	Sell	39,940 -119,480	-75%	-$3.39M	﹤0.01%	5081
2026 Q1	$960K	Buy	+159,420	New	+$1.41M	﹤0.01%	6592
2025 Q4	–	Sell	-353,860	Closed	-$734K	–	12730
2025 Q3	$734K	Buy	+353,860	New	+$455K	﹤0.01%	6987

Other funds holding MUU

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

ACL

APEIRON Capital Ltd Hong Kong $156M AUM 183.17% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

FTUS

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

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

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

Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return

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

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Jane Street's MUU Position: Q2 2026 in Review

Jane Street reduced its Direxion Daily MU Bull 2X ETF (MUU) stake by 75% in Q2 2026, selling an estimated $3.39M and leaving 39,940 shares worth $2.09M. The position accounts for ﹤0.01% of the portfolio, ranked #5081.

Jane Street first reported a position in MUU in Q3 2025 and has held it in 3 quarters since. 53 funds tracked by Wall St. Rank hold MUU as of Q2 2026.

Jane Street held 39,940 shares of Direxion Daily MU Bull 2X ETF worth $2.09M as of Q2 2026.
Jane Street sold 119,480 Direxion Daily MU Bull 2X ETF shares in Q2 2026, an estimated $3.39M.
Direxion Daily MU Bull 2X ETF made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #5081 holding.
Jane Street first reported a position in Direxion Daily MU Bull 2X ETF in Q3 2025 and has held it in 3 quarters since.
53 funds tracked by Wall St. Rank held Direxion Daily MU Bull 2X ETF as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.