IUSG vs IWF: holdings overlap, shared companies and scores
As of September 11, 2026, IUSG and IWF overlap 74.5% by weight. iShares Core S&P U.S. Growth ETF (IUSG): S&P U.S. Growth index. iShares Russell 1000 Growth ETF (IWF): Russell 1000 Growth index.
Updated September 11, 2026
How much do IUSG and IWF overlap?
As of September 11, 2026, IUSG and IWF overlap 74.5% by weight.
85% of IUSG is already inside IWF.
89% of IWF is already inside IUSG.
IUSG holds 397 companies and IWF holds 369; 194 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 IUSG and IWF?
As of September 11, 2026, ETF Copilot scores IUSG 6.0 out of 10 and IWF 6.3 out of 10.
They differ most on Growth: IUSG 3.7 and IWF 6.3.
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 | IUSG | IWF |
|---|---|---|
| Growth | 3.7 | 6.3 |
| Valuation | 4.7 | 4.1 |
| Risk | 3.5 | 3.5 |
| Quality | 9.9 | 9.9 |
| Return | 8.3 | 7.4 |
IUSG is the cheaper of the two at 0.04% a year
As of September 11, 2026, IUSG charges 0.04% a year, yields 0.54% and holds $33.5B in assets across 397 positions.
As of September 11, 2026, IWF charges 0.18% a year, yields 0.46% and holds $126.0B in assets across 369 positions.
| Measure | IUSG | IWF |
|---|---|---|
| Expense ratio | 0.04% | 0.18% |
| Dividend yield | 0.54% | 0.46% |
| Assets under management | $33.5B | $126.0B |
| Holdings | 397 | 369 |
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 IUSG and IWF trade against their own history
IUSG trades at 27.8 times earnings, against its own median of 25.8, and is more expensive than 68% of its own 114 monthly readings since 2017.
IWF trades at 31.0 times earnings, against its own median of 27.3, and is more expensive than 75% of its own 114 monthly readings since 2017.
What moved IUSG and IWF this week
IUSG fell 1.1% 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.
IWF fell 0.9% 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 IUSG and IWF each hold?
What's inside IUSG: Tech 65%, Magnificent 7 49%.
57% of IUSG is its ten largest holdings.
What's inside IWF: Tech 70%, Magnificent 7 47%.
57% of IWF is its ten largest holdings.
Compare with similar funds
Cite this
ETF Copilot, “IUSG vs IWF holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/iusg-vs-iwf
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