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 12.69% year-to-date (YTD) with -$2M in YTD flows. VTWO performs better with 12.94% YTD performance, and +$1.18B 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 10/23/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWC VTWO | -5.80%-2.13% | -6.14%-5.28% | +12.69%+12.94% | +14.96%+13.24% | +98.73%+73.67% | +26.58%+28.91% |
| Flows | IWC VTWO | -$100M+$272M | -$127M+$667M | -$2M+$1.18B | +$47M+$1.58B | -$70M+$5.54B | -$173M+$6.80B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWC VTWO | +17.37%+13.95% | +22.96%+18.15% | +24.46%+20.99% | +24.46%+22.39% |
| Max drawdown | IWC VTWO | -13.34%-11.09% | -13.34%-11.09% | -29.17%-27.51% | -40.55%-31.93% |
| Max drawdown duration | IWC VTWO | 68d68d | 68d68d | 233d289d | 1409d1093d |
Trading data
IWC | VTWO | |
Last sale 10/23/2026 at 1:30 PM | $176.36 | $111.37 |
| Previous close 10/22/2026 | $177.59 | $111.79 |
| Consolidated volume 10/22/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 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 10/23/2026 at 1:30 PM
Live
Closed
IWC | VTWO | |
|---|---|---|
| Last price | $176.36 | $111.37 |
| 1D performance | -0.69% | -0.38% |
| AuM | $1.23 B | $16.61 B |
| E/R | 0.6% | 0.06% |
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Exposure
Countries
IWC
USA
97.67%
Other
2.33%
VTWO
USA
92.84%
Other
7.16%
Sectors
IWC
Finance
28.98%
Healthcare
27.18%
Technology
10.72%
Industrials
8.71%
Other
24.41%
VTWO
Finance
25.58%
Healthcare
20.3%
Technology
11.54%
Industrials
10.13%
Other
32.45%
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Diversification
IWC
Total weight of top 15 holdings out of 15
7.17%
VTWO
Total weight of top 15 holdings out of 15
4.48%
Top 15 holdings
Data as of August 31, 2026
IWC
CareDx, Inc.
0.60%
SELLAS Life Sciences Group, Inc.
0.58%
Nurix Therapeutics, Inc.
0.57%
Penguin Solutions, Inc.
0.57%
Interface, Inc.
0.51%
Ouster, Inc.
0.50%
BlackRock Cash Funds - Treasury
0.50%
Viridian Therapeutics, Inc.
0.49%
MBX Biosciences, Inc.
0.44%
UroGen Pharma Ltd.
0.43%
Innodata, Inc.
0.42%
Nuvation Bio, Inc.
0.39%
QCR Holdings, Inc.
0.39%
Ellington Financial, Inc.
0.39%
Butterfly Network, Inc.
0.39%
VTWO
JFrog Ltd.
0.34%
Moog, Inc.
0.33%
UMB Financial Corp.
0.33%
Glaukos Corp.
0.32%
Brinker International, Inc.
0.31%
BrightSpring Health Services, Inc.
0.30%
Krystal Biotech, Inc.
0.29%
Cytokinetics, Inc.
0.29%
Protagonist Therapeutics, Inc.
0.28%
Twist Bioscience Corp.
0.28%
SM Energy Co.
0.28%
Old National Bancorp
0.28%
CareTrust REIT, Inc.
0.28%
FirstCash Holdings, Inc.
0.28%
Jackson Financial, Inc.
0.28%
Frequently asked questions about IWC and VTWO
How have the IWC and VTWO ETFs performed in 2026?
As of October 23, 2026, IWC is up 12.69% year-to-date (YTD), while VTWO has returned 12.94%. That puts VTWO better performer ahead so far this year.
Which ETF is attracting more investor money: IWC or VTWO?
Year-to-date, the IWC ETF saw -$2M in flows, compared to +$1.18B for VTWO.
Which ETF is more volatile: IWC or VTWO?
Over the past year, IWC had a volatility of 22.96%, while VTWO experienced 18.15%.
Which ETF is bigger: IWC or VTWO?
As of October 23, 2026, IWC holds $1.23 B in assets under management (AUM), while VTWO manages $16.61 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 CareDx, Inc., SELLAS Life Sciences Group, Inc. and Nurix Therapeutics, Inc.. VTWO holds in its top three: JFrog Ltd., Moog, Inc. and UMB Financial Corp..
Which ETF is more diversified: IWC or VTWO?
IWC holds 1346 securities with 7.17% of its assets in the top 15. VTWO has 1986 securities and a top 15 weight of 4.48%.
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Latest news about IWC & VTWO
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