Defiance Daily Target 2x Short RKLB ETF
RKLZ
5 hedge funds and large institutions have $294K invested in Defiance Daily Target 2x Short RKLB ETF in 2025 Q4 according to their latest regulatory filings, with 5 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.
0.21% more ownership
Funds ownership: 0% → 0.21% (+0.21%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Optiver Holding
Amsterdam,
Netherlands
|
+$359K |
| 2 |
Jane Street
New York
|
+$207K |
| 3 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$146K |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$13.7K |
| 5 |
S
SignatureFD
Atlanta,
Georgia
|
+$5.11K |
Top Sellers
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Optiver Holding
Amsterdam,
Netherlands
| $145K | +$359K | +3,515 | New |
|
|
2
Jane Street
New York
| $83.2K | +$207K | +2,024 | New |
|
|
XT
3
XTX Topco
George Town,
Cayman Islands
| $58.6K | +$146K | +1,425 | New |
|
|
4
UBS Group
Zurich,
Switzerland
| $5.5K | +$13.7K | +134 | New |
|
|
S
5
SignatureFD
Atlanta,
Georgia
| $2.06K | +$5.11K | +50 | New |
|
|
TRCT
6
Tower Research Capital (TRC)
New York
| $5 | – | – | – |
|
RKLZ Hedge Fund Activity: Q4 2025 in Review
5 of the 8,226 institutional investors tracked by Wall St. Rank reported a position in Defiance Daily Target 2x Short RKLB ETF (RKLZ) for Q4 2025, worth a combined $294K.
Buyers outnumbered sellers: 5 funds opened new RKLZ positions and 0 closed out — a net gain of 5 holders — while 0 added to existing stakes and 0 trimmed.
The largest buyer was Optiver Holding, opening a new position worth an estimated $359K.
- 5 institutional investors held Defiance Daily Target 2x Short RKLB ETF (RKLZ) as of Q4 2025, up from 0 in Q3 2025.
- Funds reported $294K of Defiance Daily Target 2x Short RKLB ETF stock for Q4 2025.
- 5 funds opened new Defiance Daily Target 2x Short RKLB ETF positions in Q4 2025 and 0 closed out, a net change of +5 holders.
- The largest Defiance Daily Target 2x Short RKLB ETF buyer in Q4 2025 was Optiver Holding, an estimated $359K added.
Based on aggregated 13F filings for Q4 2025.