Jim Simons’s T-Rex 2X Long MSTR Daily Target ETF MSTU Stock Holding History

Jim Simons’s Portfolio MSTU Stock Details MSTU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$287K	Sell	17,700 -20,060	-53%	-$1.1M	﹤0.01%	2787
2026 Q1	$1.6M	Buy	+37,760	New	+$2.46M	﹤0.01%	2010
2025 Q4	–	Sell	-2,800	Closed	-$1.3M	–	3880
2025 Q3	$1.3M	Sell	2,800 -1,059	-27%	-$725K	﹤0.01%	2345
2025 Q2	$3.34M	Buy	+3,859	New	+$2.92M	﹤0.01%	1776

Other funds holding MSTU

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

Centric Wealth Management Chicago, Illinois $643M AUM 21% 1-Year Est. Return

Scientech Research LLC Jersey City, New Jersey $123M AUM 198.31% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 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

StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return

Two Sigma Securities New York $1.16B AUM 36.23% 1-Year Est. Return

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

Creative Planning Overland Park, Kansas $171B AUM 24.68% 1-Year Est. Return

Jim Simons's MSTU Position: Q2 2026 in Review

Jim Simons reduced its T-Rex 2X Long MSTR Daily Target ETF (MSTU) stake by 53% in Q2 2026, selling an estimated $1.1M and leaving 17,700 shares worth $287K. The position accounts for ﹤0.01% of the portfolio, ranked #2787.

Jim Simons first reported a position in MSTU in Q2 2025 and has held it in 4 quarters since. The position peaked at $3.34M in Q2 2025. 40 funds tracked by Wall St. Rank hold MSTU as of Q2 2026.

Jim Simons held 17,700 shares of T-Rex 2X Long MSTR Daily Target ETF worth $287K as of Q2 2026.
Jim Simons sold 20,060 T-Rex 2X Long MSTR Daily Target ETF shares in Q2 2026, an estimated $1.1M.
T-Rex 2X Long MSTR Daily Target ETF made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #2787 holding.
Jim Simons first reported a position in T-Rex 2X Long MSTR Daily Target ETF in Q2 2025 and has held it in 4 quarters since.
Jim Simons's T-Rex 2X Long MSTR Daily Target ETF position peaked at $3.34M in Q2 2025.
40 funds tracked by Wall St. Rank held T-Rex 2X Long MSTR Daily Target ETF as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.