ProShares UltraPro Short Russell2000
SRTY
13 hedge funds and large institutions have $10.4M invested in ProShares UltraPro Short Russell2000 in 2025 Q4 according to their latest regulatory filings, with 7 funds opening new positions, 1 increasing their positions, 4 reducing their positions, and 8 closing their positions.
40% more call options, than puts
Call options by funds: $1.37M | Put options by funds: $979K
38% more capital invested
Capital invested by funds: $7.53M → $10.4M (+$2.89M)
4.17% more ownership
Funds ownership: 8.83% → 13% (+4.2%)
7% less funds holding
Funds holding: 14 → 13 (-1)
13% less first-time investments, than exits
New positions opened: 7 | Existing positions closed: 8
75% less repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 4
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JF
Jump Financial
Chicago,
Illinois
|
+$5.02M |
| 2 |
BNP Paribas Financial Markets
Paris,
France
|
+$2.21M |
| 3 |
FTUS
Flow Traders U.S.
New York
|
+$579K |
| 4 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$529K |
| 5 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$125K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
LG
Lane Generational
Dover,
Massachusetts
|
-$2.98M |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$1.19M |
| 3 |
HF
HRT Financial
New York
|
-$312K |
| 4 |
Jane Street
New York
|
-$288K |
| 5 |
SG
StoneX Group
New York
|
-$198K |
SRTY Hedge Fund Activity: Q4 2025 in Review
13 of the 8,280 institutional investors tracked by Wall St. Rank reported a position in ProShares UltraPro Short Russell2000 (SRTY) for Q4 2025, worth a combined $10.4M — up 38% from $7.53M a quarter earlier.
Sellers outnumbered buyers: 8 funds closed out of SRTY and 7 opened new positions — a net loss of 1 holder — while 4 trimmed existing stakes and 1 added.
The largest buyer was Jump Financial, opening a new position worth an estimated $5.02M. The largest seller was Lane Generational, exiting entirely with an estimated $2.98M sold.
- 13 institutional investors held ProShares UltraPro Short Russell2000 (SRTY) as of Q4 2025, down from 14 in Q3 2025.
- Funds reported $10.4M of ProShares UltraPro Short Russell2000 stock for Q4 2025, up 38% quarter-over-quarter.
- 7 funds opened new ProShares UltraPro Short Russell2000 positions in Q4 2025 and 8 closed out, a net change of -1 holder.
- The largest ProShares UltraPro Short Russell2000 buyer in Q4 2025 was Jump Financial, an estimated $5.02M added.
- The largest ProShares UltraPro Short Russell2000 seller in Q4 2025 was Lane Generational, an estimated $2.98M sold.
Based on aggregated 13F filings for Q4 2025.