IWB vs IYZ: holdings overlap, shared companies and scores
As of October 28, 2026, IWB and IYZ overlap 2.2% by weight. iShares Russell 1000 ETF (IWB): Russell 1000 index. iShares U.S. Telecommunications ETF (IYZ): U.S. telecommunications stocks.
Updated October 28, 2026
Where IWB and IYZ trade against their own history
IWB trades at 24.5 times earnings, against its own median of 22.4, and is more expensive than 63% of its own last 9 years.
IYZ trades at 18.7 times earnings, against its own median of 16.0, and is more expensive than 84% of its own last 9 years.
What do IWB and IYZ each hold?
What's inside IWB: Tech 42%, Magnificent 7 32%.
35% of IWB is its ten largest holdings.
What's inside IYZ: Tech 56%, AI 6%.
72% of IYZ is its ten largest holdings.
How much do IWB and IYZ overlap? 2.2% by weight
As of October 28, 2026, IWB and IYZ overlap 2.2% by weight.
2% of IWB is already inside IYZ.
100% of IYZ is already inside IWB.
IWB holds 1,024 companies and IYZ holds 25; 24 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 IWB and IYZ? 6.8 and 4.1 out of 10
As of October 28, 2026, ETF Copilot scores IWB 6.8 out of 10 and IYZ 4.1 out of 10.
They differ most on Risk: IWB 6.7 and IYZ 2.8.
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 | IWB | IYZ |
|---|---|---|
| Growth | 7.4 | 5.6 |
| Value | 3.6 | 1.1 |
| Risk | 6.7 | 2.8 |
| Quality | 8.0 | 6.6 |
| Return | 7.7 | 3.9 |
IWB is the cheaper of the two at 0.15% a year
As of October 28, 2026, IWB charges 0.15% a year, yields 0.91% and holds $49.0B in assets across 1024 positions.
As of October 28, 2026, IYZ charges 0.37% a year, yields 1.69% and holds $905M in assets across 25 positions.
| Measure | IWB | IYZ |
|---|---|---|
| Expense ratio | 0.15% | 0.37% |
| Dividend yield | 0.91% | 1.69% |
| Assets under management | $49.0B | $905M |
| Holdings | 1024 | 25 |
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, “IWB vs IYZ holdings overlap and scores”, as of October 28, 2026.
https://etf-copilot.com/compare/iwb-vs-iyz
ETF Copilot Pro unlocks IWB vs IYZ prices and holdings.
Try Pro free →