Group One Trading
MSTZ

Group One Trading’s T-Rex 2X Inverse MSTR Daily Target ETF MSTZ Stock Holding History

Group One Trading’s Portfolio MSTZ Stock Details MSTZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-16,199
Closed -$67.7K – 9311
2025
Q2 		$67.7K Buy
+16,199
New +$102K ﹤0.01% 5308

Other funds holding MSTZ

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
RAM
Revere Asset Management Dallas, Texas $195M AUM 80.44% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
SG
StoneX Group New York $1.86B AUM 21.3% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
TSS
Two Sigma Securities New York $861M AUM 21.33% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return
JF
Jump Financial Chicago, Illinois $7.5B AUM 33.9% 1-Year Est. Return

Group One Trading's MSTZ Position: Q3 2025 in Review

Group One Trading sold out of T-Rex 2X Inverse MSTR Daily Target ETF (MSTZ) in Q3 2025, closing a stake of 16,199 shares — an estimated $67.7K sold.

Group One Trading first reported a position in MSTZ in Q2 2025 and held it in 1 quarter. The position peaked at $67.7K in Q2 2025. 21 funds tracked by Wall St. Rank hold MSTZ as of Q3 2025.

  • Group One Trading reported no remaining T-Rex 2X Inverse MSTR Daily Target ETF position as of Q3 2025 after selling out during the quarter.
  • Group One Trading sold 16,199 T-Rex 2X Inverse MSTR Daily Target ETF shares in Q3 2025, an estimated $67.7K.
  • Group One Trading first reported a position in T-Rex 2X Inverse MSTR Daily Target ETF in Q2 2025 and held it in 1 quarter.
  • Group One Trading's T-Rex 2X Inverse MSTR Daily Target ETF position peaked at $67.7K in Q2 2025.
  • 21 funds tracked by Wall St. Rank held T-Rex 2X Inverse MSTR Daily Target ETF as of Q3 2025.

Based on Group One Trading's 13F filing for Q3 2025, filed 12 Nov 2025.