BBSCvsIWMWETF Comparison
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JPMorgan BetaBuilders U.S. Small Cap Equity ETF (BBSC) belongs to the US Small Cap segment. iShares Russell 2000 BuyWrite ETF (IWMW) is part of the Options Strategies segment. Both ETFs have the same top 3 sector exposures: Finance, Healthcare and Technology. BBSC is less expensive with a Total Expense Ratio (TER) of 0.09%, versus 0.39% for IWMW. BBSC is up 21.29% year-to-date (YTD) with -$19M in YTD flows. IWMW performs worse with 13.85% YTD performance, and +$21M in YTD flows. Run a side-by-side ETF comparison of BBSC and IWMW 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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BBSC vs IWMW performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/28/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BBSC IWMW | -1.50%+0.76% | +9.17%+9.00% | +21.29%+13.85% | +31.96%+23.80% | +55.44%n/a | +47.87%n/a |
| Flows | BBSC IWMW | -$25M+$2M | -$82M+$6M | -$19M+$21M | -$41M+$33M | -$396M- | +$34M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BBSC IWMW | +16.52%+10.34% | +18.78%+12.55% | +21.76%n/a | +22.94%n/a |
| Max drawdown | BBSC IWMW | -4.15%-2.57% | -9.66%-6.92% | -29.10%n/a | -30.97%n/a |
| Max drawdown duration | BBSC IWMW | 16d7d | 81d62d | 296dn/a | 1072dn/a |
Trading data
BBSC | IWMW | |
Last sale 7/29/2026 at 1:30 PM | $39.07 | |
| Previous close 07/28/2026 | $39.61 | |
| Consolidated volume 07/28/2026 | ||
| 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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BBSC | IWMW | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 7/29/2026 at 1:30 PM
Live
Closed
BBSC | IWMW | |
|---|---|---|
| Last price | – | $39.07 |
| 1D performance | – | -1.37% |
| AuM | $703.49 M | $56.94 M |
| E/R | 0.09% | 0.39% |
Characteristics
BBSC | IWMW | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | J.P. Morgan Asset Management | iShares |
| Benchmark | Morningstar US Small Cap Target Market Exposure Extended Index | Cboe FTSE Russell IWM 2% OTM BuyWrite Index |
| N° of holdings | 852 | 1962 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | November 16, 2020 | March 14, 2024 |
| ESG | No | No |
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Exposure
Countries
BBSC
USA
96.88%
Other
3.12%
IWMW
USA
96.99%
Other
3.01%
Sectors
BBSC
Finance
25.36%
Healthcare
16.79%
Technology
14.61%
Industrials
11.73%
Consumer Cyclical.
7.17%
Other
24.35%
IWMW
Finance
26%
Healthcare
20.42%
Technology
13.14%
Industrials
11.71%
Other
28.73%
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Diversification
BBSC
Total weight of top 15 holdings out of 15
6.05%
IWMW
Total weight of top 15 holdings out of 15
4.94%
Top 15 holdings
Data as of June 30, 2026
BBSC
Semtech Corp.
0.58%
Moog, Inc.
0.46%
FormFactor, Inc.
0.45%
DigitalOcean Holdings, Inc.
0.42%
TeraWulf, Inc.
0.42%
BrightSpring Health Services, Inc.
0.41%
StoneX Group, Inc.
0.38%
Argan, Inc.
0.38%
Riot Platforms, Inc.
0.38%
Arrowhead Pharmaceuticals, Inc.
0.38%
American Healthcare REIT, Inc.
0.38%
Krystal Biotech, Inc.
0.36%
Powell Industries, Inc.
0.36%
ESCO Technologies, Inc.
0.35%
CareTrust REIT, Inc.
0.33%
IWMW
Moog, Inc.
0.38%
Hut 8 Corp.
0.38%
ViaSat, Inc.
0.36%
BrightSpring Health Services, Inc.
0.36%
Cytokinetics, Inc.
0.36%
MaxLinear, Inc.
0.35%
Argan, Inc.
0.35%
UMB Financial Corp.
0.33%
JFrog Ltd.
0.31%
Riot Platforms, Inc.
0.31%
Krystal Biotech, Inc.
0.31%
ESCO Technologies, Inc.
0.29%
CareTrust REIT, Inc.
0.29%
Old National Bancorp
0.29%
FirstCash Holdings, Inc.
0.28%
Frequently asked questions about BBSC and IWMW
How have the BBSC and IWMW ETFs performed in 2026?
As of July 28, 2026, BBSC is up 21.29% year-to-date (YTD), while IWMW has returned 13.85%. That puts BBSC better performer ahead so far this year.
Which ETF is attracting more investor money: BBSC or IWMW?
Year-to-date, the BBSC ETF saw -$19M in flows, compared to +$21M for IWMW.
Which ETF is more volatile: BBSC or IWMW?
Over the past year, BBSC had a volatility of 18.78%, while IWMW experienced 12.55%.
Which ETF is bigger: BBSC or IWMW?
As of July 28, 2026, BBSC holds $703.49 M in assets under management (AUM), while IWMW manages $56.94 M.
What sectors do the BBSC and IWMW ETFs invest in?
BBSC leans toward sectors like Finance, Healthcare and Technology. Meanwhile, IWMW focuses on Finance, Healthcare and Technology.
What are the top holdings of the BBSC ETF and IWMW ETF?
BBSC top holdings include Semtech Corp., Moog, Inc. and FormFactor, Inc.. IWMW holds in its top three: Moog, Inc., Hut 8 Corp. and ViaSat, Inc..
Which ETF is more diversified: BBSC or IWMW?
BBSC holds 857 securities with 6.05% of its assets in the top 15. IWMW has 1993 securities and a top 15 weight of 4.94%.
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