iShares Russell 2000 ETF (IWM), issued by BlackRock, reported 1,944 long positions and $71.9B in net assets in its Mar 2026 N-PORT filing. The ten largest positions account for 19.45% of net assets.
Reporting period: 31 Mar 2026 · 8 filings on file · N-PORT is filed monthly and published quarterly, roughly 60 days in arrears
Net assets
$71.9B
As of Mar 2026
Positions
1,944
Long positions in the filing
Top 10 weight
19.45%
Top 25: 24.55%
Effective holdings
46
Moderately concentrated
Cash
0.05%
Share of net assets
Securities on loan
14.0743%
1,035 positions on loan
Sector exposure
14 sectors · Mar 2026
Health Care13.74%
Financials13.32%
Industrials13.23%
Technology13.14%
Funds12.65%
Consumer Discretionary7.74%
Unclassified5.46%
Real Estate5.18%
Materials5.03%
Energy4.04%
Utilities3.40%
Communication Services1.77%
Consumer Staples1.27%
Government0.04%
Ten largest holdings
Top 10 of 1,946 positions · Mar 2026
Ten largest holdings reported by IWM as of 31 Mar 2026
#
Security
CUSIP
Value
% of net assets
1
BCF INSTITUTIONAL-SL AGNCY
066922519
$10.2B
14.24%
2
BLOOM ENERGY CORP- A
093712107
$724.0M
1.01%
3
COEUR MINING INC
192108504
$466.1M
0.65%
4
FABRINET
N/A
$460.7M
0.64%
5
NEXTPOWER INC-CL A
65290E101
$430.0M
0.60%
6
ECHOSTAR CORP-A
278768106
$388.0M
0.54%
7
CREDO TECHNOLOGY GROUP HOLDI
N/A
$370.3M
0.51%
8
KRATOS DEFENSE & SECURITY
50077B207
$311.8M
0.43%
9
ADVANCED ENERGY INDUSTRIES
007973100
$297.6M
0.41%
10
STERLING INFRASTRUCTURE INC
859241101
$297.2M
0.41%
Full holdings, position changes between periods, fund overlap, cross-fund crowding and securities lending detail for IWM are in the ETF X-Ray dashboard.