IWMWvsIWMETF Comparison
VS
iShares Russell 2000 BuyWrite ETF (IWMW) belongs to the Options Strategies segment. iShares Russell 2000 ETF (IWM) is part of the US Small Cap segment. Both ETFs have the same top 3 sector exposures: Industrials, Health Care and Financials. IWMW is more expensive with a Total Expense Ratio (TER) of 0.39%, versus 0.19% for IWM. IWMW is up 4.88% year-to-date (YTD) with +$15M in YTD flows. IWM performs better with 12.67% YTD performance, and -$6.52B in YTD flows. Run a side-by-side ETF comparison of IWMW and IWM 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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IWMW vs IWM performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 04/27/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWMW IWM | +6.61%+13.89% | +2.01%+4.82% | +4.88%+12.67% | +23.62%+43.49% | n/a+65.32% | n/a+28.91% |
| Flows | IWMW IWM | +$2M-$2.90B | +$7M-$3.83B | +$15M-$6.52B | +$28M-$7.13B | --$1.56B | --$5.27B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWMW IWM | +15.68%+21.75% | +12.28%+19.36% | n/a+21.25% | n/a+22.60% |
| Max drawdown | IWMW IWM | -6.92%-10.06% | -6.92%-11.03% | n/a-27.52% | n/a-31.96% |
| Max drawdown duration | IWMW IWM | 60d63d | 60d82d | n/a289d | n/a1093d |
Trading data
IWMW | IWM | |
Last sale 4/29/2026 at 1:30 PM | $38.09 | $272.08 |
| Previous close 04/28/2026 | $38.21 | $273.91 |
| Consolidated volume 04/28/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of March 31, 2026
1-year trailing difference
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IWMW | IWM | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 4/29/2026 at 1:30 PM
Live
Closed
IWMW | IWM | |
|---|---|---|
| Last price | $38.09 | $272.08 |
| 1D performance | -0.33% | -0.67% |
| AuM | $49.12 M | $76.02 B |
| E/R | 0.39% | 0.19% |
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Exposure
Countries
IWMW
USA
93.98%
Other
6.02%
IWM
USA
92.1%
Other
7.9%
Sectors
IWMW
Industrials
15.67%
Health Care
15.36%
Financials
14.76%
Information Techn.
14.35%
Consumer Discreti.
8.57%
Other
31.3%
IWM
Industrials
15.39%
Health Care
15.1%
Financials
14.5%
Information Techn.
14.1%
Consumer Discreti.
8.42%
Other
32.5%
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Diversification
IWMW
Total weight of top 15 holdings out of 15
7.64%
IWM
Total weight of top 15 holdings out of 15
7.51%
Top 15 holdings
Data as of March 31, 2026
IWMW
BLOOM ENERGY CORP
1.02%
COEUR MINING INC
0.66%
FABRINET
0.65%
US65290E1010
0.61%
ECHOSTAR
0.55%
CREDO TECHNOLOGY GROUP HOLDING
0.52%
KRATOS DEFENSE AND SECURITY SOLS
0.44%
ADVANCED ENERGY INDUSTRIES
0.42%
STERLING INFRASTRUCTURE INC
0.42%
HECLA MINING
0.41%
BRIDGEBIO PHARMA
0.41%
GUARDANT HEALTH INC
0.40%
MODINE MNFC CO
0.39%
ENSIGN GROUP
0.39%
TTM TECHNOLOGIES
0.35%
IWM
BLOOM ENERGY CORP
1.01%
COEUR MINING INC
0.65%
FABRINET
0.64%
US65290E1010
0.60%
ECHOSTAR
0.54%
CREDO TECHNOLOGY GROUP HOLDING
0.52%
KRATOS DEFENSE AND SECURITY SOLS
0.43%
ADVANCED ENERGY INDUSTRIES
0.41%
STERLING INFRASTRUCTURE INC
0.41%
HECLA MINING
0.40%
BRIDGEBIO PHARMA
0.40%
GUARDANT HEALTH INC
0.39%
MODINE MNFC CO
0.39%
ENSIGN GROUP
0.38%
TTM TECHNOLOGIES
0.34%
Frequently asked questions about IWMW and IWM
How have the IWMW and IWM ETFs performed in 2026?
As of April 27, 2026, IWMW is up 4.88% year-to-date (YTD), while IWM has returned 12.67%. That puts IWM better performer ahead so far this year.
Which ETF is attracting more investor money: IWMW or IWM?
Year-to-date, the IWMW ETF saw +$15M in flows, compared to -$6.52B for IWM.
Which ETF is more volatile: IWMW or IWM?
Over the past year, IWMW had a volatility of 12.28%, while IWM experienced 19.36%.
Which ETF is bigger: IWMW or IWM?
As of April 27, 2026, IWMW holds $49.12 M in assets under management (AUM), while IWM manages $76.02 B.
What sectors do the IWMW and IWM ETFs invest in?
IWMW leans toward sectors like Industrials, Health Care and Financials. Meanwhile, IWM focuses on Industrials, Health Care and Financials.
What are the top holdings of the IWMW ETF and IWM ETF?
IWMW top holdings include BLOOM ENERGY CORP, COEUR MINING INC and FABRINET. IWM holds in its top three: BLOOM ENERGY CORP, COEUR MINING INC and FABRINET.
Which ETF is more diversified: IWMW or IWM?
IWMW holds 1934 securities with 7.64% of its assets in the top 15. IWM has 1934 securities and a top 15 weight of 7.51%.
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Latest news about IWMW & IWM
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