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iShares Russell 2000 ETF
IWM

2,429 hedge funds and large institutions have $65.9B invested in iShares Russell 2000 ETF in 2025 Q3 according to their latest regulatory filings, with 222 funds opening new positions, 799 increasing their positions, 964 reducing their positions, and 114 closing their positions.

New
Increased
Maintained
Reduced
Closed

95% more first-time investments, than exits

New positions opened: 222 | Existing positions closed: 114

6% more funds holding in top 10

Funds holding in top 10: 152 → 161 (+9)

3% more funds holding

Funds holding: 2,362 → 2,429 (+67)

4% more capital invested

Capital invested by funds: $63.4B → $65.9B (+$2.51B)

4.12% less ownership

Funds ownership: 98.99% → 94.87% (-4.1%)

17% less repeat investments, than reductions

Existing positions increased: 799 | Existing positions reduced: 964

59% less call options, than puts

Call options by funds: $51.4B | Put options by funds: $126B

Holders
2,429
Holders Change
+67
Holders Change %
+2.84%
% of All Funds
31.88%
Holding in Top 10
161
Holding in Top 10 Change
+9
Holding in Top 10 Change %
+5.92%
% of All Funds
2.11%
New
222
Increased
799
Reduced
964
Closed
114
Calls
$51.4B
Puts
$126B
Net Calls
-$74.4B
Net Calls Change
-$18.9B

Top Buyers

1
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$451M
2
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
+$328M
3
Citigroup
Citigroup
New York
+$312M
4
VMPIC
Varma Mutual Pension Insurance Co
Finland
+$302M
5
Cetera Investment Advisers
Cetera Investment Advisers
Illinois
+$221M

Top Sellers

1
Goldman Sachs
Goldman Sachs
New York
-$1.57B
2
Holocene Advisors
Holocene Advisors
New York
-$1.23B
3
Jones Financial Companies
Jones Financial Companies
Missouri
-$871M
4
Morgan Stanley
Morgan Stanley
New York
-$622M
5
Wells Fargo
Wells Fargo
California
-$563M
Name Holding Trade Value Shares
Change 		Change in
Stake
MASUI
51
MIRAE ASSET SECURITIES (USA) INC.
New York
$155M -$14.4M -62,591 -9%
Fifth Third Bancorp
52
Fifth Third Bancorp
Ohio
$150M -$1.95M -8,482 -1%
Simplex Trading
53
Simplex Trading
Illinois
$149M +$97.5M +424,988 +221%
Stifel Financial
54
Stifel Financial
Missouri
$148M +$11M +47,823 +8%
IC
55
Impactive Capital
New York
$147M +$140M +609,241 New
Northwestern Mutual Wealth Management
56
Northwestern Mutual Wealth Management
Wisconsin
$147M +$4.47M +19,471 +3%
HighTower Advisors
57
HighTower Advisors
Illinois
$147M +$14M +61,173 +11%
Baird Financial Group
58
Baird Financial Group
Wisconsin
$146M -$3.32M -14,453 -2%
TIAA Trust, National Association
59
TIAA Trust, National Association
North Carolina
$143M +$1.65M +7,208 +1%
SF
60
Synovus Financial
Georgia
$141M +$1.39M +6,061 +1%
SHGA
61
Sand Hill Global Advisors
California
$141M -$6.09M -26,543 -4%
Commonwealth Equity Services
62
Commonwealth Equity Services
Massachusetts
$138M +$4.26M +18,586 +3%
Creative Planning
63
Creative Planning
Kansas
$138M +$171K +744 +0.1%
Corient Private Wealth
64
Corient Private Wealth
Florida
$133M -$299M -1,302,565 -70%
Osaic Holdings
65
Osaic Holdings
Arizona
$129M +$17.9M +77,858 +17%
Cerity Partners
66
Cerity Partners
New York
$127M -$2.84M -12,356 -2%
William Blair & Company
67
William Blair & Company
Illinois
$121M +$1.58M +6,881 +1%
MCM
68
MAI Capital Management
Ohio
$117M +$499K +2,176 +0.5%
Citadel Advisors
69
Citadel Advisors
Florida
$116M -$61.5M -267,941 -36%
BC
70
Broadwood Capital
New York
$115M – – –
Balyasny Asset Management
71
Balyasny Asset Management
Illinois
$112M +$45.5M +198,359 +74%
CB
72
Commerce Bank
Missouri
$111M -$1.63M -7,104 -2%
GIM
73
Glenmede Investment Management
Pennsylvania
$105M -$318K -1,384 -0.3%
HSBC Holdings
74
HSBC Holdings
United Kingdom
$103M +$25.9M +113,036 +36%
VCM
75
Valiant Capital Management
California
$102M -$13.1M -57,250 -12%
1 2
3
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IWM Hedge Fund Activity: Q3 2025 in Review

2,429 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in iShares Russell 2000 ETF (IWM) for Q3 2025, worth a combined $65.9B — up 4% from $63.4B a quarter earlier.

Buyers outnumbered sellers: 222 funds opened new IWM positions and 114 closed out — a net gain of 108 holders — while 799 added to existing stakes and 964 trimmed.

The largest buyer was Royal Bank of Canada, adding an estimated $451M. The largest seller was Goldman Sachs, cutting an estimated $1.57B.

  • 2,429 institutional investors held iShares Russell 2000 ETF (IWM) as of Q3 2025, up from 2,362 in Q2 2025.
  • Funds reported $65.9B of iShares Russell 2000 ETF stock for Q3 2025, up 4% quarter-over-quarter.
  • 222 funds opened new iShares Russell 2000 ETF positions in Q3 2025 and 114 closed out, a net change of +108 holders.
  • The largest iShares Russell 2000 ETF buyer in Q3 2025 was Royal Bank of Canada, an estimated $451M added.
  • The largest iShares Russell 2000 ETF seller in Q3 2025 was Goldman Sachs, an estimated $1.57B sold.

Based on aggregated 13F filings for Q3 2025.