T-Rex 2X Inverse MSTR Daily Target ETF
MSTZ
16 hedge funds and large institutions have $7.67M invested in T-Rex 2X Inverse MSTR Daily Target ETF in 2026 Q1 according to their latest regulatory filings, with 8 funds opening new positions, 3 increasing their positions, 5 reducing their positions, and 7 closing their positions.
14% more first-time investments, than exits
New positions opened: 8 | Existing positions closed: 7
7% more funds holding
Funds holding: 15 → 16 (+1)
4.25% more ownership
Funds ownership: 2.45% → 6.7% (+4.2%)
12% less capital invested
Capital invested by funds: $8.71M → $7.67M (-$1.04M)
20% less call options, than puts
Call options by funds: $8.39M | Put options by funds: $10.5M
40% less repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 5
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$1.57M |
| 2 |
FTUS
Flow Traders U.S.
New York
|
+$627K |
| 3 |
TSS
Two Sigma Securities
New York
|
+$568K |
| 4 |
EC
Elequin Capital
New York
|
+$544K |
| 5 |
GS
GTS Securities
Miami,
Florida
|
+$432K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
-$990K |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$965K |
| 3 |
SRL
Scientech Research LLC
Jersey City,
New Jersey
|
-$378K |
| 4 |
HT
Headlands Technologies
Chicago,
Illinois
|
-$204K |
| 5 |
JF
Jump Financial
Chicago,
Illinois
|
-$196K |
MSTZ Hedge Fund Activity: Q1 2026 in Review
16 of the 8,204 institutional investors tracked by Wall St. Rank reported a position in T-Rex 2X Inverse MSTR Daily Target ETF (MSTZ) for Q1 2026, worth a combined $7.67M — down 12% from $8.71M a quarter earlier.
Buyers outnumbered sellers: 8 funds opened new MSTZ positions and 7 closed out — a net gain of 1 holder — while 3 added to existing stakes and 5 trimmed.
The largest buyer was XTX Topco, opening a new position worth an estimated $1.57M. The largest seller was Jane Street, cutting an estimated $990K.
- 16 institutional investors held T-Rex 2X Inverse MSTR Daily Target ETF (MSTZ) as of Q1 2026, up from 15 in Q4 2025.
- Funds reported $7.67M of T-Rex 2X Inverse MSTR Daily Target ETF stock for Q1 2026, down 12% quarter-over-quarter.
- 8 funds opened new T-Rex 2X Inverse MSTR Daily Target ETF positions in Q1 2026 and 7 closed out, a net change of +1 holder.
- The largest T-Rex 2X Inverse MSTR Daily Target ETF buyer in Q1 2026 was XTX Topco, an estimated $1.57M added.
- The largest T-Rex 2X Inverse MSTR Daily Target ETF seller in Q1 2026 was Jane Street, an estimated $990K sold.
Based on aggregated 13F filings for Q1 2026.