IVV vs IWB: holdings overlap, shared companies and scores
As of September 11, 2026, IVV and IWB overlap 92.3% by weight. iShares Core S&P 500 ETF (IVV): S&P 500 index. iShares Russell 1000 ETF (IWB): Russell 1000 index.
Updated September 11, 2026
How much do IVV and IWB overlap?
As of September 11, 2026, IVV and IWB overlap 92.3% by weight.
100% of IVV is already inside IWB.
92% of IWB is already inside IVV.
IVV holds 506 companies and IWB holds 1,020; 501 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 IVV and IWB?
As of September 11, 2026, ETF Copilot scores IVV 5.3 out of 10 and IWB 5.3 out of 10.
They differ most on Quality: IVV 8.8 and IWB 8.2.
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 | IVV | IWB |
|---|---|---|
| Growth | 2.7 | 3.2 |
| Valuation | 2.3 | 2.8 |
| Risk | 5.0 | 4.9 |
| Quality | 8.8 | 8.2 |
| Return | 7.8 | 7.4 |
IVV is the cheaper of the two at 0.03% a year
As of September 11, 2026, IVV charges 0.03% a year, yields 1.11% and holds $870.6B in assets across 506 positions.
As of September 11, 2026, IWB charges 0.15% a year, yields 1.10% and holds $49.4B in assets across 1020 positions.
| Measure | IVV | IWB |
|---|---|---|
| Expense ratio | 0.03% | 0.15% |
| Dividend yield | 1.11% | 1.10% |
| Assets under management | $870.6B | $49.4B |
| Holdings | 506 | 1020 |
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.
Where IVV and IWB trade against their own history
IVV trades at 25.4 times earnings, against its own median of 21.6, and is more expensive than 84% of its own 114 monthly readings since 2017.
IWB trades at 25.0 times earnings, against its own median of 21.3, and is more expensive than 83% of its own 114 monthly readings since 2017.
What moved IVV and IWB this week
IVV fell 1.2% in the week to September 11, 2026. The holdings that moved it most were Nvidia (−4.4%), Microsoft (−2.8%) and Eli Lilly (−3.8%); Advanced Micro Devices (+13.1%) pushed the other way.
IWB fell 1.2% in the week to September 11, 2026. The holdings that moved it most were Nvidia (−4.4%), Microsoft (−2.8%) and Eli Lilly (−3.8%); Advanced Micro Devices (+13.1%) pushed the other way.
What do IVV and IWB each hold?
What's inside IVV: Tech 46%, Magnificent 7 34%.
38% of IVV is its ten largest holdings.
What's inside IWB: Tech 44%, Magnificent 7 31%.
35% of IWB is its ten largest holdings.
Compare with similar funds
Cite this
ETF Copilot, “IVV vs IWB holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/ivv-vs-iwb
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