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

Simplex Trading’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
2025
Q4 		– Sell
-16
Closed -$7K – 10416
2025
Q3 		$7K Buy
+16
New +$10.9K ﹤0.01% 8147
2025
Q2 		– Sell
-993
Closed -$542K – 9956
2025
Q1 		$542K Sell
993
-12,461
-93% -$10M ﹤0.01% 3316
2024
Q4 		$10.2M Buy
13,454
+13,451
+448,367% +$14.6M 0.01% 1014
2024
Q3 		$1K Buy
+3
New +$1.03K ﹤0.01% 8320

Other funds holding MSTU

Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $289B AUM 60.46% 1-Year Est. Return
HRT Financial
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
Centric Wealth Management
Centric Wealth Management Chicago, Illinois $643M AUM 21% 1-Year Est. Return
Creative Planning
Creative Planning Overland Park, Kansas $171B AUM 24.68% 1-Year Est. Return
SBI Securities
SBI Securities Tokyo, Japan $4.38B AUM 56.37% 1-Year Est. Return
StoneX Group
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
Kovack Advisors
Kovack Advisors Ft. Lauderdale, Florida $2.08B AUM 38.95% 1-Year Est. Return

Simplex Trading's MSTU Position: Q4 2025 in Review

Simplex Trading sold out of T-Rex 2X Long MSTR Daily Target ETF (MSTU) in Q4 2025, closing a stake of 16 shares — an estimated $7K sold.

Simplex Trading first reported a position in MSTU in Q3 2024 and held it in 4 quarters. The position peaked at $10.2M in Q4 2024. 30 funds tracked by Wall St. Rank hold MSTU as of Q4 2025.

  • Simplex Trading reported no remaining T-Rex 2X Long MSTR Daily Target ETF position as of Q4 2025 after selling out during the quarter.
  • Simplex Trading sold 16 T-Rex 2X Long MSTR Daily Target ETF shares in Q4 2025, an estimated $7K.
  • Simplex Trading first reported a position in T-Rex 2X Long MSTR Daily Target ETF in Q3 2024 and held it in 4 quarters.
  • Simplex Trading's T-Rex 2X Long MSTR Daily Target ETF position peaked at $10.2M in Q4 2024.
  • 30 funds tracked by Wall St. Rank held T-Rex 2X Long MSTR Daily Target ETF as of Q4 2025.

Based on Simplex Trading's 13F filing for Q4 2025, filed 11 Feb 2026.