IWCvsRSSLETF Comparison
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iShares Micro-Cap ETF (IWC) and Global X Russell 2000 ETF (RSSL) 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 0.08% for RSSL. IWC is up 20.06% year-to-date (YTD) with +$125M in YTD flows. RSSL performs worse with 19.16% YTD performance, and -$110M in YTD flows. Run a side-by-side ETF comparison of IWC and RSSL 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 RSSL performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/23/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWC RSSL | -1.96%-1.12% | +5.73%+6.23% | +20.06%+19.16% | +38.54%+30.31% | +73.12%n/a | +39.29%n/a |
| Flows | IWC RSSL | +$4M+$55M | -$4M-$6M | +$125M-$110M | +$195M-$242M | +$22M- | -$82M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWC RSSL | +24.08%+18.48% | +24.26%+19.40% | +24.46%n/a | +24.52%n/a |
| Max drawdown | IWC RSSL | -6.11%-4.79% | -12.28%-11.01% | -29.17%n/a | -40.55%n/a |
| Max drawdown duration | IWC RSSL | 21d16d | 82d82d | 233dn/a | 1409dn/a |
Trading data
IWC | RSSL | |
Last sale 7/24/2026 at 1:30 PM | $187.15 | $113.96 |
| Previous close 07/23/2026 | $188.55 | $114.31 |
| Consolidated volume 07/23/2026 | ||
| 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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IWC | RSSL | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 7/24/2026 at 1:30 PM
Live
Closed
IWC | RSSL | |
|---|---|---|
| Last price | $187.15 | $113.96 |
| 1D performance | -0.74% | -0.31% |
| AuM | $1.44 B | $1.49 B |
| E/R | 0.6% | 0.08% |
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Exposure
Countries
IWC
USA
95.66%
Other
4.34%
RSSL
USA
93.42%
Other
6.58%
Sectors
IWC
Finance
27.39%
Healthcare
25.36%
Technology
12.45%
Industrials
10%
Other
24.81%
RSSL
Finance
25.55%
Healthcare
19.54%
Technology
12.14%
Industrials
11.16%
Other
31.61%
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Diversification
IWC
Total weight of top 15 holdings out of 15
7.36%
RSSL
Total weight of top 15 holdings out of 15
4.68%
Top 15 holdings
Data as of June 30, 2026
IWC
Ouster, Inc.
0.86%
Penguin Solutions, Inc.
0.84%
SELLAS Life Sciences Group, Inc.
0.61%
Innodata, Inc.
0.53%
Nurix Therapeutics, Inc.
0.51%
Interface, Inc.
0.46%
FuelCell Energy, Inc.
0.43%
Bandwidth, Inc.
0.41%
Vishay Precision Group, Inc.
0.40%
Monte Rosa Therapeutics, Inc.
0.40%
Butterfly Network, Inc.
0.39%
MBX Biosciences, Inc.
0.38%
Arteris, Inc.
0.37%
T1 Energy, Inc.
0.37%
Ellington Financial, Inc.
0.37%
RSSL
Moog, Inc.
0.38%
Cytokinetics, Inc.
0.36%
BrightSpring Health Services, Inc.
0.35%
Argan, Inc.
0.34%
UMB Financial Corp.
0.33%
Riot Platforms, Inc.
0.31%
Krystal Biotech, Inc.
0.31%
JFrog Ltd.
0.31%
ViaSat, Inc.
0.30%
MaxLinear, Inc.
0.29%
ESCO Technologies, Inc.
0.29%
CareTrust REIT, Inc.
0.28%
Old National Bancorp
0.28%
FirstCash Holdings, Inc.
0.28%
Alkermes Plc
0.27%
Frequently asked questions about IWC and RSSL
How have the IWC and RSSL ETFs performed in 2026?
As of July 23, 2026, IWC is up 20.06% year-to-date (YTD), while RSSL has returned 19.16%. That puts IWC better performer ahead so far this year.
Which ETF is attracting more investor money: IWC or RSSL?
Year-to-date, the IWC ETF saw +$125M in flows, compared to -$110M for RSSL.
Which ETF is more volatile: IWC or RSSL?
Over the past year, IWC had a volatility of 24.26%, while RSSL experienced 19.4%.
Which ETF is bigger: IWC or RSSL?
As of July 23, 2026, IWC holds $1.44 B in assets under management (AUM), while RSSL manages $1.49 B.
What sectors do the IWC and RSSL ETFs invest in?
IWC leans toward sectors like Finance, Healthcare and Technology. Meanwhile, RSSL focuses on Finance, Healthcare and Technology.
What are the top holdings of the IWC ETF and RSSL ETF?
IWC top holdings include Ouster, Inc., Penguin Solutions, Inc. and SELLAS Life Sciences Group, Inc.. RSSL holds in its top three: Moog, Inc., Cytokinetics, Inc. and BrightSpring Health Services, Inc..
Which ETF is more diversified: IWC or RSSL?
IWC holds 1366 securities with 7.36% of its assets in the top 15. RSSL has 1907 securities and a top 15 weight of 4.68%.
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Latest news about IWC & RSSL
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