IWMvsVTWOETF Comparison
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The ETFs iShares Russell 2000 ETF (IWM) and Vanguard Russell 2000 ETF (VTWO) track the Russell 2000 Total Return Index - USD and belong to the same industry segment: US Small Cap. Both ETFs have the same top 3 sector exposures: Finance, Technology and Healthcare. IWM is more expensive with a Total Expense Ratio (TER) of 0.19%, versus 0.06% for VTWO. IWM is up 20.79% year-to-date (YTD) with -$5.43B in YTD flows. VTWO performs better with 20.92% YTD performance, and +$1.08B in YTD flows. Run a side-by-side ETF comparison of IWM and VTWO 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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IWM vs VTWO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/07/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWM VTWO | +4.54%+4.58% | +17.46%+17.54% | +20.79%+20.92% | +36.19%+36.46% | +65.98%+66.87% | +40.91%+42.08% |
| Flows | IWM VTWO | +$949M+$505M | -$863M+$981M | -$5.43B+$1.08B | -$4.79B+$798M | -$2.39B+$5.79B | -$3.34B+$8.06B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWM VTWO | +19.37%+19.38% | +19.58%+19.52% | +21.27%+21.15% | +22.65%+22.64% |
| Max drawdown | IWM VTWO | -4.78%-4.78% | -11.03%-10.99% | -27.52%-27.51% | -31.96%-31.93% |
| Max drawdown duration | IWM VTWO | 16d16d | 82d82d | 289d289d | 1093d1093d |
Trading data
IWM | VTWO | |
Last sale 7/8/2026 at 3:01 PM | $292.11 | $118.05 |
| Previous close 07/07/2026 | $296.19 | $119.73 |
| Consolidated volume 07/07/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of June 30, 2026
1-year trailing difference
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IWM | VTWO | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 7/8/2026 at 3:01 PM
Live
Closed
IWM | VTWO | |
|---|---|---|
| Last price | $292.11 | $118.05 |
| 1D performance | -1.38% | -1.40% |
| AuM | $82.36 B | $17.73 B |
| E/R | 0.19% | 0.06% |
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Exposure
Countries
IWM
USA
94.16%
Other
5.84%
VTWO
USA
91.7%
Other
8.3%
Sectors
IWM
Finance
22.39%
Technology
17.72%
Healthcare
16.09%
Industrials
15.67%
Other
28.14%
VTWO
Finance
22.02%
Technology
17.21%
Healthcare
15.74%
Industrials
15.34%
Other
29.7%
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Diversification
IWM
Total weight of top 15 holdings out of 15
10.07%
VTWO
Total weight of top 15 holdings out of 15
9.74%
Top 15 holdings
Data as of May 31, 2026
IWM
Bloom Energy Corp.
1.82%
Credo Technology Group Holding Ltd.
1.12%
Sterling Infrastructure, Inc.
0.75%
IonQ, Inc.
0.73%
Fabrinet
0.69%
Nextpower, Inc.
0.67%
Coeur Mining, Inc.
0.58%
TTM Technologies, Inc.
0.52%
EchoStar Corp.
0.51%
Guardant Health, Inc.
0.47%
SiTime Corp.
0.47%
Rambus, Inc.
0.46%
Dycom Industries, Inc.
0.44%
Modine Manufacturing Co.
0.43%
Semtech Corp.
0.42%
VTWO
Bloom Energy Corp.
1.78%
Credo Technology Group Holding Ltd.
1.09%
Sterling Infrastructure, Inc.
0.73%
Fabrinet
0.68%
Nextpower, Inc.
0.65%
IonQ, Inc.
0.61%
Coeur Mining, Inc.
0.56%
TTM Technologies, Inc.
0.51%
EchoStar Corp.
0.50%
Guardant Health, Inc.
0.46%
SiTime Corp.
0.46%
Rambus, Inc.
0.45%
Dycom Industries, Inc.
0.43%
Modine Manufacturing Co.
0.42%
Semtech Corp.
0.41%
Frequently asked questions about IWM and VTWO
How have the IWM and VTWO ETFs performed in 2026?
As of July 7, 2026, IWM is up 20.79% year-to-date (YTD), while VTWO has returned 20.92%. That puts VTWO better performer ahead so far this year.
Which ETF is attracting more investor money: IWM or VTWO?
Year-to-date, the IWM ETF saw -$5.43B in flows, compared to +$1.08B for VTWO.
Which ETF is more volatile: IWM or VTWO?
Over the past year, IWM had a volatility of 19.58%, while VTWO experienced 19.52%.
Which ETF is bigger: IWM or VTWO?
As of July 7, 2026, IWM holds $82.36 B in assets under management (AUM), while VTWO manages $17.73 B.
What sectors do the IWM and VTWO ETFs invest in?
IWM leans toward sectors like Finance, Technology and Healthcare. Meanwhile, VTWO focuses on Finance, Technology and Healthcare.
What are the top holdings of the IWM ETF and VTWO ETF?
IWM top holdings include Bloom Energy Corp., Credo Technology Group Holding Ltd. and Sterling Infrastructure, Inc.. VTWO holds in its top three: Bloom Energy Corp., Credo Technology Group Holding Ltd. and Sterling Infrastructure, Inc..
Which ETF is more diversified: IWM or VTWO?
IWM holds 1902 securities with 10.07% of its assets in the top 15. VTWO has 1939 securities and a top 15 weight of 9.74%.
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Latest news about IWM & VTWO
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