SMIZvsISCBETF Comparison
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Zacks Small/Mid Cap ETF (SMIZ) belongs to the US Multi-Factor segment. iShares Morningstar Small-Cap ETF (ISCB) is part of the US Small Cap segment. SMIZ's top 3 sector exposures are Finance, Technology and Industrials. In contrast, ISCB's top sector exposures are Finance, Healthcare and Technology. SMIZ is more expensive with a Total Expense Ratio (TER) of 0.6%, versus 0.04% for ISCB. SMIZ is up 12.51% year-to-date (YTD) with +$86M in YTD flows. ISCB performs better with 14.12% YTD performance, and -$7M in YTD flows. Run a side-by-side ETF comparison of SMIZ and ISCB 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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SMIZ vs ISCB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/11/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SMIZ ISCB | -3.25%-3.82% | -2.57%+1.33% | +12.51%+14.12% | +11.83%+16.79% | n/a+56.75% | n/a+38.87% |
| Flows | SMIZ ISCB | +$6M- | +$24M-$146K | +$86M-$7M | +$107M-$10M | --$25M | --$26M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SMIZ ISCB | +16.52%+12.45% | +17.92%+16.10% | n/a+19.43% | n/a+21.31% |
| Max drawdown | SMIZ ISCB | -7.79%-5.58% | -10.50%-9.38% | n/a-25.75% | n/a-30.04% |
| Max drawdown duration | SMIZ ISCB | 73d26d | 60d65d | n/a289d | n/a1067d |
Trading data
SMIZ | ISCB | |
Last sale 9/11/2026 at 1:30 PM | $41.66 | $73.70 |
| Previous close 09/10/2026 | $41.21 | $73.25 |
| Consolidated volume 09/10/2026 | ||
| 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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SMIZ
is actively managed and doesn’t replicate an indexSMIZ | ISCB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
SMIZ | ISCB | |
|---|---|---|
| Last price | $41.66 | $73.70 |
| 1D performance | +1.09% | +0.61% |
| AuM | $276.96 M | $280.20 M |
| E/R | 0.6% | 0.04% |
Characteristics
SMIZ | ISCB | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Zacks ETFs | iShares |
| Benchmark | - | Morningstar US Small Cap Extended Index |
| N° of holdings | 199 | 1554 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 3, 2023 | June 28, 2004 |
| ESG | No | No |
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Exposure
Countries
SMIZ
USA
93.02%
Other
6.98%
ISCB
USA
96.5%
Other
3.5%
Sectors
SMIZ
Finance
25.18%
Technology
21.02%
Industrials
18.7%
Healthcare
8.87%
Other
26.23%
ISCB
Finance
25.95%
Healthcare
14.99%
Technology
13.35%
Industrials
13.2%
Other
32.51%
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Diversification
SMIZ
Total weight of top 15 holdings out of 15
16.01%
ISCB
Total weight of top 15 holdings out of 15
4.21%
Top 15 holdings
Data as of July 31, 2026
SMIZ
EMCOR Group, Inc.
1.61%
Comfort Systems USA, Inc.
1.48%
Vestis Corp.
1.27%
Kulicke & Soffa Industries, Inc.
1.11%
Credo Technology Group Holding Ltd.
1.10%
Affiliated Managers Group, Inc.
1.05%
Northern Trust Corp.
1.02%
Arista Networks, Inc.
1.01%
Howmet Aerospace, Inc.
0.96%
Amphenol Corp.
0.95%
Expedia Group, Inc.
0.93%
Carpenter Technology Corp.
0.91%
Arrow Electronics, Inc.
0.88%
MasTec, Inc.
0.87%
Sterling Infrastructure, Inc.
0.86%
ISCB
Okta, Inc.
0.37%
BlackRock Cash Funds - Treasury
0.36%
Guardant Health, Inc.
0.31%
Roku, Inc.
0.30%
Neurocrine Biosciences, Inc.
0.29%
Sterling Infrastructure, Inc.
0.28%
Best Buy Co., Inc.
0.27%
Host Hotels & Resorts, Inc.
0.27%
Jones Lang LaSalle, Inc.
0.26%
Akamai Technologies, Inc.
0.26%
Jazz Pharmaceuticals Plc
0.26%
IDEX Corp.
0.25%
Nutanix, Inc.
0.25%
Atlassian Corp.
0.24%
Healthpeak Properties, Inc.
0.24%
Frequently asked questions about SMIZ and ISCB
How have the SMIZ and ISCB ETFs performed in 2026?
As of September 11, 2026, SMIZ is up 12.51% year-to-date (YTD), while ISCB has returned 14.12%. That puts ISCB better performer ahead so far this year.
Which ETF is attracting more investor money: SMIZ or ISCB?
Year-to-date, the SMIZ ETF saw +$86M in flows, compared to -$7M for ISCB.
Which ETF is more volatile: SMIZ or ISCB?
Over the past year, SMIZ had a volatility of 17.92%, while ISCB experienced 16.1%.
Which ETF is bigger: SMIZ or ISCB?
As of September 11, 2026, SMIZ holds $276.96 M in assets under management (AUM), while ISCB manages $280.20 M.
What sectors do the SMIZ and ISCB ETFs invest in?
SMIZ leans toward sectors like Finance, Technology and Industrials. Meanwhile, ISCB focuses on Finance, Healthcare and Technology.
What are the top holdings of the SMIZ ETF and ISCB ETF?
SMIZ top holdings include EMCOR Group, Inc., Comfort Systems USA, Inc. and Vestis Corp.. ISCB holds in its top three: Okta, Inc., BlackRock Cash Funds - Treasury and Guardant Health, Inc..
Which ETF is more diversified: SMIZ or ISCB?
SMIZ holds 200 securities with 16.01% of its assets in the top 15. ISCB has 1571 securities and a top 15 weight of 4.21%.
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