iShares Russell 2000 logo

iShares Russell 2000

IWMARCA

iShares Russell 2000 is an exchange-traded fund on ARCA. As of Q3 2025, 2,374 institutional investors hold shares in this ETF, with total holdings valued at $65.6B. BANK OF AMERICA CORP /DE/ is the largest holder with a position valued at $8.9B.

Overview

Overview of institutional ownership in IWM as of Q3 2025

All Institutions

Institutions
2,374
Value Held
$65.6B
Shares Held
271.4M
Avg Position
$27.6M
Median Position
$1.1M

Hedge Funds

Hedge Funds
85
Value Held
$2.0B
Shares Held
8.4M
Avg Position
$23.8M
Median Position
$3.9M

Biggest Investors

Institutions with the largest positions in IWM as of Q3 2025

InstitutionPosition Value
$8.9B
0.67% of portfolio
MORGAN STANLEY logo
MORGAN STANLEY
RIA/Wealth
$4.4B
0.27% of portfolio
$3.6B
0.53% of portfolio
$3.2B
0.65% of portfolio
B
BlackRock, Inc.
Institution
$2.2B
0.04% of portfolio
$2.1B
5.78% of portfolio
$1.9B
0.12% of portfolio
$1.8B
0.34% of portfolio
L
$1.8B
0.52% of portfolio
$1.6B
5.14% of portfolio

Net Capital Flow

Institutional buying and selling activity for IWM in Q3 2025

Net Flow
$5.5B
Buyers
827
Sellers
1,054
Total Bought
+$4.0B
Total Sold
$9.5B
Avg Position
$28.0M

Biggest Buyers

InstitutionNet Bought
+$475.2M
+2.0M shares
+$345.5M
+1.4M shares
CITIGROUP INC logo
CITIGROUP INC
Institution
+$328.9M
+1.4M shares
+$318.4M
+1.3M shares
+$232.9M
+962.5K shares
MILLENNIUM MANAGEMENT LLC logo
MILLENNIUM MANAGEMENT LLC
Hedge FundMulti-Strategy
+$192.5M
+795.6K shares
+$147.0M
+607.5K shares
H
+$113.9M
+470.9K shares
+$102.8M
+425.0K shares
+$96.8M
+400.0K shares

Biggest Sellers

InstitutionNet Sold
$1.7B
6.8M shares
Holocene Advisors, LP logo
Holocene Advisors, LP
Hedge FundLong/Short
$1.2B
5.7M shares
$916.5M
3.8M shares
MORGAN STANLEY logo
MORGAN STANLEY
RIA/Wealth
$655.7M
2.7M shares
$594.0M
2.5M shares
Durable Capital Partners LP logo
Durable Capital Partners LP
Hedge FundLong/Short
$560.3M
2.6M shares
$315.2M
1.3M shares
$290.6M
1.2M shares
$208.1M
859.9K shares
5
59 North Capital Management, LP
Hedge FundLong/Short
$190.9M
789.1K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited IWM in Q3 2025

New Positions
63
New Value
$257.8M
Exited Positions
107
Exited Value
$2.2B

New Positions

InstitutionPosition Value
I
Impactive Capital LP
Hedge FundActivist
$147.4M
609.2K shares
Proem Advisors LLC logo
Proem Advisors LLC
Hedge FundLong/Short
$24.2M
100.0K shares
$10.0M
41.4K shares
$9.8M
40.4K shares
W
Whitefort Capital Management, LP
Hedge FundEvent Driven
$8.0M
33.0K shares
Jain Global LLC logo
Jain Global LLC
Hedge FundMulti-Strategy
$6.4M
26.4K shares
$6.3M
26.0K shares
$5.5M
22.8K shares
$5.1M
21.0K shares
$2.5M
10.5K shares

Exited Positions

InstitutionPrevious Position
Holocene Advisors, LP logo
Holocene Advisors, LP
Hedge FundLong/Short
$1.2B
5.7M shares
Durable Capital Partners LP logo
Durable Capital Partners LP
Hedge FundLong/Short
$560.3M
2.6M shares
S
Squarepoint Ops LLC
Hedge FundQuant
$94.0M
435.6K shares
O
Owl Creek Asset Management, L.P.
Hedge FundMulti-Strategy
$54.1M
250.7K shares
$43.2M
200.0K shares
Calamos Advisors LLC logo
Calamos Advisors LLC
Long Only Manager
$30.1M
139.3K shares
Weiss Asset Management LP logo
Weiss Asset Management LP
Hedge FundMulti-Strategy
$21.9M
101.6K shares
$19.1M
88.4K shares
$17.2M
79.7K shares
$11.7M
54.3K shares

Options Activity

Institutions with the largest Call and Put options positions in IWM as of Q3 2025

Call Positions
122
Call Value
$47.6B
Put Positions
188
Put Value
$122.04B

Call Positions

InstitutionPosition Value
$9.4B
390.5K contracts
CITADEL ADVISORS LLC logo
CITADEL ADVISORS LLC
Hedge FundMulti-Strategy
$4.5B
185.4K contracts
$4.5B
185.1K contracts
BARCLAYS PLC logo
BARCLAYS PLC
Institution
$4.3B
176.3K contracts
MILLENNIUM MANAGEMENT LLC logo
MILLENNIUM MANAGEMENT LLC
Hedge FundMulti-Strategy
$3.6B
147.2K contracts
TUDOR INVESTMENT CORP ET AL logo
TUDOR INVESTMENT CORP ET AL
Hedge FundMulti-Strategy
$3.2B
134.2K contracts
$2.0B
80.9K contracts
$1.9B
77.8K contracts
UBS Group AG logo
UBS Group AG
Institution
$1.9B
77.5K contracts
$1.6B
64.5K contracts

Put Positions

InstitutionPosition Value
$12.8B
530.6K contracts
$12.8B
528.4K contracts
$11.2B
462.3K contracts
BARCLAYS PLC logo
BARCLAYS PLC
Institution
$11.0B
453.7K contracts
TUDOR INVESTMENT CORP ET AL logo
TUDOR INVESTMENT CORP ET AL
Hedge FundMulti-Strategy
$8.3B
343.4K contracts
MILLENNIUM MANAGEMENT LLC logo
MILLENNIUM MANAGEMENT LLC
Hedge FundMulti-Strategy
$7.3B
303.4K contracts
CITADEL ADVISORS LLC logo
CITADEL ADVISORS LLC
Hedge FundMulti-Strategy
$6.9B
284.2K contracts
CITIGROUP INC logo
CITIGROUP INC
Institution
$5.8B
239.9K contracts
$4.1B
171.3K contracts
$4.0B
166.3K contracts

Most Committed Institutions

Institutions with IWM as the highest % of their portfolio as of Q3 2025

InstitutionPortfolio Weight
Alphadyne Asset Management, LLC logo
Alphadyne Asset Management, LLC
Hedge FundGlobal Macro
26.51%
$39.3M
26.33%
$41.2M
13.31%
$14.1M
12.57%
$27.1M
12.11%
$19.3M
11.00%
$19.4M
10.88%
$170.4M
10.50%
$12.2M
G
Gainplan LLC
RIA/Wealth
10.28%
$24.2M
9.91%
$21.4M

Hedge Fund Spotlight

Discover hedge funds investing in IWM

Millburn Ridgefield Corp logo
Millburn Ridgefield Corp
Hedge FundQuant Macro
Portfolio ManagerBarry Alan Goodman
Portfolio Value
$4.2B
Positions
38
Last Reported
Q3 2025
AddressNew York, NY
Sector Allocation
ETF: 100.00%ETF
iShares Russell 2000 logo

Position in iShares Russell 2000

Market Value
$364.7M
Shares Held
1.5M
Portfolio Weight
8.70%
Owned Since
2016-Q4
Top HoldingSectorMarket ValueWeight
ETF
ETF
$535.7M12.79%
ETF
ETF
$511.5M12.21%
ETF
ETF
$364.7M8.70%

Cookie Preferences

We use cookies for analytics. See our Privacy and Cookie Policy.