T-Rex 2X Long MSTR Daily Target ETF
MSTU
60 hedge funds and large institutions have $142M invested in T-Rex 2X Long MSTR Daily Target ETF in 2025 Q2 according to their latest regulatory filings, with 19 funds opening new positions, 11 increasing their positions, 15 reducing their positions, and 18 closing their positions.
594% more capital inflows, than outflows
Capital inflows: $82.5M | Capital outflows: $11.9M
140% more call options, than puts
Call options by funds: $112M | Put options by funds: $46.5M
4.92% more ownership
Funds ownership: 3.32% → 8.24% (+4.9%)
2% more funds holding
Funds holding: 59 → 60 (+1)
6% more first-time investments, than exits
New positions opened: 19 | Existing positions closed: 18
27% less repeat investments, than reductions
Existing positions increased: 11 | Existing positions reduced: 15
100% less funds holding in top 10
Funds holding in top 10: 1 → 0 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
+$37.7M |
| 2 |
BNP Paribas Financial Markets
Paris,
France
|
+$11.3M |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$8.56M |
| 4 |
Goldman Sachs
New York
|
+$7.18M |
| 5 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
+$4.36M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
-$5.37M |
| 2 |
Scientech Research LLC
Jersey City,
New Jersey
|
-$1.21M |
| 3 |
HRT Financial
New York
|
-$851K |
| 4 |
LMR Partners
London,
United Kingdom
|
-$626K |
| 5 |
Simplex Trading
Chicago,
Illinois
|
-$542K |
MSTU Hedge Fund Activity: Q2 2025 in Review
60 of the 7,625 institutional investors tracked by Wall St. Rank reported a position in T-Rex 2X Long MSTR Daily Target ETF (MSTU) for Q2 2025, worth a combined $142M — up 52% from $94M a quarter earlier.
Buyers outnumbered sellers: 19 funds opened new MSTU positions and 18 closed out — a net gain of 1 holder — while 11 added to existing stakes and 15 trimmed.
The largest buyer was Jane Street, adding an estimated $37.7M. The largest seller was UBS Group, cutting an estimated $5.37M.
- 60 institutional investors held T-Rex 2X Long MSTR Daily Target ETF (MSTU) as of Q2 2025, up from 59 in Q1 2025.
- Funds reported $142M of T-Rex 2X Long MSTR Daily Target ETF stock for Q2 2025, up 52% quarter-over-quarter.
- 19 funds opened new T-Rex 2X Long MSTR Daily Target ETF positions in Q2 2025 and 18 closed out, a net change of +1 holder.
- The largest T-Rex 2X Long MSTR Daily Target ETF buyer in Q2 2025 was Jane Street, an estimated $37.7M added.
- The largest T-Rex 2X Long MSTR Daily Target ETF seller in Q2 2025 was UBS Group, an estimated $5.37M sold.
Based on aggregated 13F filings for Q2 2025.