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iShares Russell Mid-Cap ETF (IWR)

SEC CIK 1100663 · Series S000004338 · Portfolio as of 2026-06-30

Net assets
$56.98B
Holdings
830
Snapshots
29
History since
2019-09-30

Top holdings

SecurityValueWeight
BlackRock Funds III · BISXX$1.49B2.55%
Datadog, Inc. · DDOG$351.5M0.60%
Snowflake, Inc. · SNOW$350.4M0.60%
Royal Caribbean Cruises Ltd. · RCL$328.2M0.56%
Cloudflare, Inc. · NET$318.6M0.55%
Robinhood Markets, Inc. · HOOD$316.7M0.54%
Teradyne, Inc. · TER$311.5M0.53%
Marathon Petroleum Corp. · MPC$309.2M0.53%
Astera Labs, Inc. · ALAB$304.0M0.52%
Simon Property Group, Inc. · SPG$293.8M0.50%

Sector exposure

technology
23.4%
financials
18.6%
healthcare
14.8%
industrials
14.2%
utilities
7.8%
consumer discretionary
5.3%
materials
3.8%
energy
3.6%

Recent monthly returns

2026-01
+3.05%
2026-02
+3.83%
2026-03
-5.34%
2026-04
+7.32%
2026-05
+2.84%
2026-06
+3.09%

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

Get this data via API

curl "https://api.fundlens.io/v1/funds/IWR/holdings" \
  -H "x-api-key: your_api_key"

Full holdings, every historical snapshot, point-in-time queries, monthly returns and flows — free tier available, no card required.

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.