IWR — iShares Russell Mid-Cap ETF
Data updated: 2026-07-13
IWR — iShares Russell Mid-Cap ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Mid Cap Blend / Core Equity · $48.22B AUM · 0.18% expense ratio · 15.8% 1-yr return. From SEC regulatory filings.
IWR Fund Overview
IWR — iShares Russell Mid-Cap ETF is a US ETF managed by iSHARES TRUST, categorised as United States Mid Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: iSHARES TRUST
- Category: United States Mid Cap Blend / Core Equity
- Assets under management: $48.22B
- 1-year return: 15.8%
- Ticker: IWR
- SEC CIK: 0001100663
- SEC series ID: S000004338
- Share class ID: C000012068
IWR Holdings
Top 10 holdings of iShares Russell Mid-Cap ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| BlackRock Funds III | 2.98% |
| Corning, Inc. | 0.84% |
| Vertiv Holdings Co. | 0.76% |
| Howmet Aerospace, Inc. | 0.73% |
| Western Digital Corp. | 0.73% |
| Sandisk Corp. | 0.72% |
| Bank of New York Mellon Corp. (The) | 0.65% |
| Quanta Services, Inc. | 0.64% |
| Valero Energy Corp. | 0.60% |
| Cummins, Inc. | 0.59% |
IWR Portfolio Allocation
Asset-class allocation of iShares Russell Mid-Cap ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 99.7% |
| Cash & Equivalents | 3.2% |
IWR Performance
Total returns for IWR (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.3% |
| 1 year | 15.8% |
| 3 years (annualised) | 13.2% |
| 5 years (annualised) | 7.1% |
IWR Risk Information
Risk metrics for IWR, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 10.1%
IWR Costs and Fees
IWR costs about $18 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.18%
- Gross expense ratio: 0.18%
- Portfolio turnover: 11%
- Brokerage commissions: 0.23 bps of average net assets (SEC N-CEN)
IWR Cashflows
Over the 12 months to 2026-03, iShares Russell Mid-Cap ETF had net inflows of $4.29B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | $1.39B |
| 2026-02 | $342.61M |
| 2026-01 | −$353.62M |
| 2025-12 | $773.50M |
| 2025-11 | $407.63M |
| 2025-10 | $379.91M |
IWR Debt Constituents
No individual debt constituents are reported in iShares Russell Mid-Cap ETF's latest SEC N-PORT filing.
IWR Prospectus and SEC Filings
Official iShares Russell Mid-Cap ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Mid Cap Blend / Core Equity funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.