IWR vs IWS: holdings overlap, shared companies and scores
As of October 28, 2026, IWR and IWS overlap 77.9% by weight. iShares Russell Mid-Cap ETF (IWR): Russell Midcap index. iShares Russell Mid-Cap Value ETF (IWS): U.S. mid-cap value stocks.
Updated October 28, 2026
Where IWR and IWS trade against their own history
IWR trades at 20.3 times earnings, against its own median of 20.3, and is more expensive than 50% of its own last 9 years.
IWS trades at 18.9 times earnings, against its own median of 17.8, and is more expensive than 63% of its own last 9 years.
What do IWR and IWS each hold?
What's inside IWR: Tech 19%, Semiconductors 3%.
7% of IWR is its ten largest holdings.
What's inside IWS: Tech 13%, Semiconductors 1%.
7% of IWS is its ten largest holdings.
How much do IWR and IWS overlap? 77.9% by weight
As of October 28, 2026, IWR and IWS overlap 77.9% by weight.
84% of IWR is already inside IWS.
100% of IWS is already inside IWR.
IWR holds 825 companies and IWS holds 721; 720 are in both.
Computed by ETF Copilot from both funds' holdings rather than quoted from a data provider, and rebuilt nightly.
How does ETF Copilot score IWR and IWS? 4.9 and 4.5 out of 10
As of October 28, 2026, ETF Copilot scores IWR 4.9 out of 10 and IWS 4.5 out of 10.
They differ most on Value: IWR 7.1 and IWS 5.2.
The five factor scores behind them are set out below, 0–10 and higher is better, ranked against every US equity ETF we track.
| Factor | IWR | IWS |
|---|---|---|
| Growth | 3.9 | 2.2 |
| Value | 7.1 | 5.2 |
| Risk | 5.8 | 7.5 |
| Quality | 2.6 | 2.9 |
| Return | 5.3 | 5.5 |
IWR is the cheaper of the two at 0.18% a year
As of October 28, 2026, IWR charges 0.18% a year, yields 1.16% and holds $57.8B in assets across 825 positions.
As of October 28, 2026, IWS charges 0.23% a year, yields 1.30% and holds $14.9B in assets across 721 positions.
| Measure | IWR | IWS |
|---|---|---|
| Expense ratio | 0.18% | 0.23% |
| Dividend yield | 1.16% | 1.30% |
| Assets under management | $57.8B | $14.9B |
| Holdings | 825 | 721 |
Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.
Compare with similar funds
Cite this
ETF Copilot, “IWR vs IWS holdings overlap and scores”, as of October 28, 2026.
https://etf-copilot.com/compare/iwr-vs-iws
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