IWR — iShares Russell Mid-Cap ETFholdings & exposure
iShares Russell Mid-Cap ETF (IWR), issued by BlackRock, reported 810 long positions and $48.2B in net assets in its Mar 2026 N-PORT filing. The ten largest positions account for 9.23% 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
$48.2B
As of Mar 2026
Positions
810
Long positions in the filing
Top 10 weight
9.23%
Top 25: 16.92%
Effective holdings
298
Broadly diversified
Cash
0.00%
Share of net assets
Securities on loan
2.9822%
170 positions on loan
Sector exposure
13 sectors · Mar 2026
Industrials18.17%
Technology15.49%
Financials11.87%
Consumer Discretionary9.03%
Utilities8.36%
Health Care7.17%
Real Estate6.52%
Materials6.50%
Consumer Staples4.19%
Energy4.17%
Unclassified3.99%
Funds3.08%
Communication Services1.46%
Ten largest holdings
Top 10 of 814 positions · Mar 2026
Ten largest holdings reported by IWR as of 31 Mar 2026
#
Security
CUSIP
Value
% of net assets
1
BCF INSTITUTIONAL-SL AGNCY
066922519
$1.4B
2.98%
2
CORNING INC
219350105
$405.6M
0.84%
3
VERTIV HOLDINGS CO-A
92537N108
$364.3M
0.76%
4
HOWMET AEROSPACE INC
443201108
$353.1M
0.73%
5
WESTERN DIGITAL CORP
958102105
$351.6M
0.73%
6
SANDISK CORP
80004C200
$347.2M
0.72%
7
BANK OF NEW YORK MELLON CORP
064058100
$312.1M
0.65%
8
QUANTA SERVICES INC
74762E102
$308.9M
0.64%
9
VALERO ENERGY CORP
91913Y100
$287.0M
0.60%
10
CUMMINS INC
231021106
$282.9M
0.59%
Full holdings, position changes between periods, fund overlap, cross-fund crowding and securities lending detail for IWR are in the ETF X-Ray dashboard.