IWBvsGUSAETF Comparison
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iShares Russell 1000 ETF (IWB) and Goldman Sachs MarketBeta US 1000 Equity ETF (GUSA) belong to the same industry segment: US Large Cap. Both ETFs have the same top 3 sector exposures: Technology, Finance and Healthcare. IWB is more expensive with a Total Expense Ratio (TER) of 0.15%, versus 0.1% for GUSA. IWB is up 12.44% year-to-date (YTD) with -$2.57B in YTD flows. GUSA performs better with 12.65% YTD performance, and +$129K in YTD flows. Run a side-by-side ETF comparison of IWB and GUSA below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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IWB vs GUSA performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/11/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWB GUSA | -0.99%-1.00% | +3.70%+3.57% | +12.44%+12.65% | +16.66%+16.86% | +75.47%+76.03% | +77.12%n/a |
| Flows | IWB GUSA | -$167M- | -$444M+$38K | -$2.57B+$129K | -$2.05B+$2M | -$2.56B+$15M | -$2.46B- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWB GUSA | +11.86%+11.65% | +13.00%+13.08% | +15.23%+15.27% | +17.35%n/a |
| Max drawdown | IWB GUSA | -3.34%-3.41% | -8.86%-8.99% | -19.16%-19.25% | -25.17%n/a |
| Max drawdown duration | IWB GUSA | 19d19d | 76d76d | 126d126d | 709dn/a |
Trading data
IWB | GUSA | |
Last sale 9/11/2026 at 1:30 PM | $417.91 | $66.09 |
| Previous close 09/10/2026 | $414.32 | $65.51 |
| Consolidated volume 09/10/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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IWB | GUSA | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
IWB | GUSA | |
|---|---|---|
| Last price | $417.91 | $66.09 |
| 1D performance | +0.87% | +0.88% |
| AuM | $48.92 B | $2.39 B |
| E/R | 0.15% | 0.1% |
Characteristics
IWB | GUSA | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | Goldman Sachs |
| Benchmark | Russell 1000 Index | Solactive GBS US 1000 Index |
| N° of holdings | 1011 | 985 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 15, 2000 | April 5, 2022 |
| ESG | No | No |
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Exposure
Countries
IWB
USA
97.59%
Other
2.41%
GUSA
USA
95.88%
Other
4.12%
Sectors
IWB
Technology
42.37%
Finance
14.69%
Healthcare
9.22%
Consumer Non-Cycl.
8.65%
Industrials
8.55%
Other
16.51%
GUSA
Technology
42.23%
Finance
14.34%
Healthcare
9.3%
Industrials
8.8%
Consumer Non-Cycl.
8.63%
Other
16.7%
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Diversification
IWB
Total weight of top 15 holdings out of 15
40.24%
GUSA
Total weight of top 15 holdings out of 15
39.61%
Top 15 holdings
Data as of July 31, 2026
IWB
Apple, Inc.
7.01%
NVIDIA Corp.
6.62%
Microsoft Corp.
4.88%
Amazon.com, Inc.
3.32%
Alphabet, Inc.
2.83%
Broadcom Inc.
2.62%
Alphabet, Inc.
2.31%
Meta Platforms, Inc.
1.72%
Micron Technology, Inc.
1.43%
Berkshire Hathaway, Inc.
1.38%
JPMorgan Chase & Co.
1.36%
Eli Lilly & Co.
1.34%
Tesla, Inc.
1.31%
Advanced Micro Devices, Inc.
1.15%
ExxonMobil Holdings Corp.
0.95%
GUSA
Apple, Inc.
7.00%
NVIDIA Corp.
6.67%
Microsoft Corp.
4.14%
Amazon.com, Inc.
3.23%
Alphabet, Inc.
2.76%
Broadcom Inc.
2.59%
Alphabet, Inc.
2.40%
Meta Platforms, Inc.
1.89%
Tesla, Inc.
1.50%
Micron Technology, Inc.
1.47%
Eli Lilly & Co.
1.47%
JPMorgan Chase & Co.
1.39%
Advanced Micro Devices, Inc.
1.17%
Berkshire Hathaway, Inc.
1.00%
Johnson & Johnson
0.93%
Frequently asked questions about IWB and GUSA
How have the IWB and GUSA ETFs performed in 2026?
As of September 11, 2026, IWB is up 12.44% year-to-date (YTD), while GUSA has returned 12.65%. That puts GUSA better performer ahead so far this year.
Which ETF is attracting more investor money: IWB or GUSA?
Year-to-date, the IWB ETF saw -$2.57B in flows, compared to +$129K for GUSA.
Which ETF is more volatile: IWB or GUSA?
Over the past year, IWB had a volatility of 13%, while GUSA experienced 13.08%.
Which ETF is bigger: IWB or GUSA?
As of September 11, 2026, IWB holds $48.92 B in assets under management (AUM), while GUSA manages $2.39 B.
What sectors do the IWB and GUSA ETFs invest in?
IWB leans toward sectors like Technology, Finance and Healthcare. Meanwhile, GUSA focuses on Technology, Finance and Healthcare.
What are the top holdings of the IWB ETF and GUSA ETF?
IWB top holdings include Apple, Inc., NVIDIA Corp. and Microsoft Corp.. GUSA holds in its top three: Apple, Inc., NVIDIA Corp. and Microsoft Corp..
Which ETF is more diversified: IWB or GUSA?
IWB holds 1023 securities with 40.24% of its assets in the top 15. GUSA has 995 securities and a top 15 weight of 39.61%.
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