iShares Russell 2000 ETF
IWM
2,359 hedge funds and large institutions have $62.1B invested in iShares Russell 2000 ETF in 2025 Q1 according to their latest regulatory filings, with 135 funds opening new positions, 779 increasing their positions, 1,072 reducing their positions, and 251 closing their positions.
7.57% more ownership
Funds ownership: 89.62% → 97.19% (+7.6%)
6% less capital invested
Capital invested by funds: $65.9B → $62.1B (-$3.8B)
6% less funds holding
Funds holding: 2,522 → 2,359 (-163)
20% less funds holding in top 10
Funds holding in top 10: 205 → 165 (-40)
27% less repeat investments, than reductions
Existing positions increased: 779 | Existing positions reduced: 1,072
46% less first-time investments, than exits
New positions opened: 135 | Existing positions closed: 251
58% less call options, than puts
Call options by funds: $45.2B | Put options by funds: $108B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Goldman Sachs
New York
|
+$1.84B |
| 2 |
Morgan Stanley
New York
|
+$802M |
| 3 |
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Toronto,
Ontario, Canada
|
+$695M |
| 4 |
Tudor Investment Corp
Stamford,
Connecticut
|
+$662M |
| 5 |
JP Morgan Chase
New York
|
+$491M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wells Fargo
San Francisco,
California
|
-$848M |
| 2 |
Rafferty Asset Management
New York
|
-$397M |
| 3 |
JFG
Jefferies Financial Group
New York
|
-$309M |
| 4 |
SFM
Soros Fund Management
New York
|
-$163M |
| 5 |
Jane Street
New York
|
-$153M |
IWM Hedge Fund Activity: Q1 2025 in Review
2,359 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in iShares Russell 2000 ETF (IWM) for Q1 2025, worth a combined $62.1B — down 5.8% from $65.9B a quarter earlier.
Sellers outnumbered buyers: 251 funds closed out of IWM and 135 opened new positions — a net loss of 116 holders — while 1,072 trimmed existing stakes and 779 added.
The largest buyer was Goldman Sachs, adding an estimated $1.84B. The largest seller was Wells Fargo, cutting an estimated $848M.
- 2,359 institutional investors held iShares Russell 2000 ETF (IWM) as of Q1 2025, down from 2,522 in Q4 2024.
- Funds reported $62.1B of iShares Russell 2000 ETF stock for Q1 2025, down 5.8% quarter-over-quarter.
- 135 funds opened new iShares Russell 2000 ETF positions in Q1 2025 and 251 closed out, a net change of -116 holders.
- The largest iShares Russell 2000 ETF buyer in Q1 2025 was Goldman Sachs, an estimated $1.84B added.
- The largest iShares Russell 2000 ETF seller in Q1 2025 was Wells Fargo, an estimated $848M sold.
Based on aggregated 13F filings for Q1 2025.