IWCvsVTWOETF Comparison
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iShares Micro-Cap ETF (IWC) and Vanguard Russell 2000 ETF (VTWO) belong to the same industry segment: US Small Cap. Both ETFs have the same top 3 sector exposures: Finance, Healthcare and Technology. IWC is more expensive with a Total Expense Ratio (TER) of 0.6%, versus 0.06% for VTWO. IWC is up 24.27% year-to-date (YTD) with +$117M in YTD flows. VTWO performs worse with 18.68% YTD performance, and +$839M in YTD flows. Run a side-by-side ETF comparison of IWC 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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IWC vs VTWO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/08/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWC VTWO | -0.85%-3.06% | +6.45%+2.22% | +24.27%+18.68% | +37.17%+24.22% | +93.40%+64.19% | +40.86%+39.43% |
| Flows | IWC VTWO | +$876K+$328M | -$4M+$279M | +$117M+$839M | +$166M+$1.67B | +$24M+$5.31B | -$54M+$6.81B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWC VTWO | +18.33%+15.12% | +23.78%+18.88% | +24.52%+21.14% | +24.48%+22.46% |
| Max drawdown | IWC VTWO | -7.10%-4.75% | -12.28%-10.99% | -29.17%-27.51% | -40.55%-31.93% |
| Max drawdown duration | IWC VTWO | 43d24d | 82d82d | 233d289d | 1409d1093d |
Trading data
IWC | VTWO | |
Last sale 9/10/2026 at 1:30 PM | $190.10 | $116.34 |
| Previous close 09/09/2026 | $192.44 | $117.51 |
| Consolidated volume 09/09/2026 | ||
| 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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IWC | 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 9/10/2026 at 1:30 PM
Live
Closed
IWC | VTWO | |
|---|---|---|
| Last price | $190.10 | $116.34 |
| 1D performance | -1.22% | -1.00% |
| AuM | $1.48 B | $17.15 B |
| E/R | 0.6% | 0.06% |
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Exposure
Countries
IWC
USA
97.33%
Other
2.67%
VTWO
USA
92.69%
Other
7.31%
Sectors
IWC
Finance
29.36%
Healthcare
26.12%
Technology
11.19%
Industrials
8.59%
Other
24.74%
VTWO
Finance
26.17%
Healthcare
19.29%
Technology
11.7%
Industrials
10.34%
Other
32.49%
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Diversification
IWC
Total weight of top 15 holdings out of 15
6.8%
VTWO
Total weight of top 15 holdings out of 15
4.51%
Top 15 holdings
Data as of July 31, 2026
IWC
Penguin Solutions, Inc.
0.61%
Nurix Therapeutics, Inc.
0.53%
Ouster, Inc.
0.52%
MBX Biosciences, Inc.
0.48%
Interface, Inc.
0.46%
CareDx, Inc.
0.46%
SELLAS Life Sciences Group, Inc.
0.46%
Innodata, Inc.
0.45%
Viridian Therapeutics, Inc.
0.42%
UroGen Pharma Ltd.
0.41%
Butterfly Network, Inc.
0.40%
QCR Holdings, Inc.
0.40%
Nuvation Bio, Inc.
0.40%
Ellington Financial, Inc.
0.40%
Monte Rosa Therapeutics, Inc.
0.39%
VTWO
Moog, Inc.
0.35%
Hut 8 Corp.
0.35%
UMB Financial Corp.
0.34%
Cytokinetics, Inc.
0.32%
ViaSat, Inc.
0.31%
BrightSpring Health Services, Inc.
0.31%
Glaukos Corp.
0.30%
CareTrust REIT, Inc.
0.30%
Old National Bancorp
0.29%
Brinker International, Inc.
0.29%
Krystal Biotech, Inc.
0.28%
JFrog Ltd.
0.27%
Crinetics Pharmaceuticals, Inc.
0.27%
HealthEquity, Inc.
0.27%
Protagonist Therapeutics, Inc.
0.26%
Frequently asked questions about IWC and VTWO
How have the IWC and VTWO ETFs performed in 2026?
As of September 8, 2026, IWC is up 24.27% year-to-date (YTD), while VTWO has returned 18.68%. That puts IWC better performer ahead so far this year.
Which ETF is attracting more investor money: IWC or VTWO?
Year-to-date, the IWC ETF saw +$117M in flows, compared to +$839M for VTWO.
Which ETF is more volatile: IWC or VTWO?
Over the past year, IWC had a volatility of 23.78%, while VTWO experienced 18.88%.
Which ETF is bigger: IWC or VTWO?
As of September 8, 2026, IWC holds $1.48 B in assets under management (AUM), while VTWO manages $17.15 B.
What sectors do the IWC and VTWO ETFs invest in?
IWC leans toward sectors like Finance, Healthcare and Technology. Meanwhile, VTWO focuses on Finance, Healthcare and Technology.
What are the top holdings of the IWC ETF and VTWO ETF?
IWC top holdings include Penguin Solutions, Inc., Nurix Therapeutics, Inc. and Ouster, Inc.. VTWO holds in its top three: Moog, Inc., Hut 8 Corp. and UMB Financial Corp..
Which ETF is more diversified: IWC or VTWO?
IWC holds 1353 securities with 6.8% of its assets in the top 15. VTWO has 1986 securities and a top 15 weight of 4.51%.
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Latest news about IWC & VTWO
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