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iShares Russell Mid-Cap ETF (IWR)

SEC CIK 1100663 · Series S000004338 · Portfolio as of 2026-03-31

Net assets
$48.22B
Holdings
814
Snapshots
28
History since
2019-09-30

Top holdings

SecurityValueWeight
BlackRock Funds III · BISXX$1.44B2.90%
Corning, Inc. · GLW$405.6M0.82%
Vertiv Holdings Co. · VRT$364.3M0.73%
Howmet Aerospace, Inc. · HWM$353.1M0.71%
Western Digital Corp. · WDC$351.6M0.71%
Sandisk Corp. · SNDK$347.2M0.70%
Bank of New York Mellon Corp. (The) · BNY$312.1M0.63%
Quanta Services, Inc. · PWR$308.9M0.62%
Valero Energy Corp. · VLO$287.0M0.58%
Cummins, Inc. · CMI$282.9M0.57%

Sector exposure

technology
21.5%
financials
18.3%
industrials
13.2%
healthcare
13.1%
utilities
8.4%
consumer discretionary
6.6%
materials
4.9%
energy
4.8%

Recent monthly returns

2025-10
-0.84%
2025-11
+1.27%
2025-12
-0.29%
2026-01
+3.05%
2026-02
+3.83%
2026-03
-5.34%

From N-PORT Part B, units verified by net-asset reconciliation.

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Source: SEC EDGAR Form N-PORT. Data is quarterly with a regulatory filing lag; this page shows the most recent public filing. Not investment advice.