SMIZvsSMMDETF Comparison
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Zacks Small/Mid Cap ETF (SMIZ) and iShares Russell 2500 ETF (SMMD) belong to the same industry segment: US Multi-Factor. SMIZ's top 3 sector exposures are Finance, Technology and Industrials. In contrast, SMMD's top sector exposures are Finance, Healthcare and Industrials. SMIZ is more expensive with a Total Expense Ratio (TER) of 0.6%, versus 0.23% for SMMD. SMIZ is up 12.51% year-to-date (YTD) with +$86M in YTD flows. SMMD performs better with 18.89% YTD performance, and +$1.21B in YTD flows. Run a side-by-side ETF comparison of SMIZ and SMMD 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 SMMD 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 SMMD | -3.25%-3.88% | -2.57%+0.02% | +12.51%+18.89% | +11.83%+20.71% | n/a+62.80% | n/a+45.24% |
| Flows | SMIZ SMMD | +$6M+$236M | +$24M+$419M | +$86M+$1.21B | +$107M+$1.69B | -+$2.29B | -+$2.79B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SMIZ SMMD | +16.52%+13.62% | +17.92%+17.47% | n/a+19.37% | n/a+20.96% |
| Max drawdown | SMIZ SMMD | -7.79%-5.67% | -10.50%-9.48% | n/a-25.55% | n/a-28.20% |
| Max drawdown duration | SMIZ SMMD | 73d26d | 60d43d | n/a283d | n/a980d |
Trading data
SMIZ | SMMD | |
Last sale 9/14/2026 at 1:30 PM | $41.20 | $88.34 |
| Previous close 09/11/2026 | $41.66 | $88.60 |
| Consolidated volume 09/11/2026 | ||
| 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 | SMMD | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/14/2026 at 1:30 PM
Live
Closed
SMIZ | SMMD | |
|---|---|---|
| Last price | $41.20 | $88.34 |
| 1D performance | -1.10% | -0.29% |
| AuM | $276.96 M | $3.87 B |
| E/R | 0.6% | 0.23% |
Characteristics
SMIZ | SMMD | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Zacks ETFs | iShares |
| Benchmark | - | Russell 2500 Index |
| N° of holdings | 199 | 2449 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 3, 2023 | July 6, 2017 |
| ESG | No | No |
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Exposure
Countries
SMIZ
USA
93.02%
Other
6.98%
SMMD
USA
95.29%
Other
4.71%
Sectors
SMIZ
Finance
25.18%
Technology
21.02%
Industrials
18.7%
Healthcare
8.87%
Other
26.23%
SMMD
Finance
25.19%
Healthcare
14.82%
Industrials
14.07%
Technology
12.73%
Non-Energy Materi.
8.03%
Other
25.16%
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Diversification
SMIZ
Total weight of top 15 holdings out of 15
16.01%
SMMD
Total weight of top 15 holdings out of 15
4.49%
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%
SMMD
ATI, Inc.
0.34%
BlackRock Cash Funds - Treasury
0.33%
Carpenter Technology Corp.
0.33%
nVent Electric Plc
0.32%
US Foods Holding Corp.
0.30%
F5, Inc.
0.30%
Packaging Corporation of America
0.29%
NiSource, Inc.
0.29%
Tenet Healthcare Corp.
0.29%
Woodward, Inc.
0.29%
SoFi Technologies, Inc.
0.28%
Snap-On, Inc.
0.28%
Viatris, Inc.
0.28%
Affirm Holdings, Inc.
0.28%
Reliance, Inc.
0.28%
Frequently asked questions about SMIZ and SMMD
How have the SMIZ and SMMD ETFs performed in 2026?
As of September 11, 2026, SMIZ is up 12.51% year-to-date (YTD), while SMMD has returned 18.89%. That puts SMMD better performer ahead so far this year.
Which ETF is attracting more investor money: SMIZ or SMMD?
Year-to-date, the SMIZ ETF saw +$86M in flows, compared to +$1.21B for SMMD.
Which ETF is more volatile: SMIZ or SMMD?
Over the past year, SMIZ had a volatility of 17.92%, while SMMD experienced 17.47%.
Which ETF is bigger: SMIZ or SMMD?
As of September 11, 2026, SMIZ holds $276.96 M in assets under management (AUM), while SMMD manages $3.87 B.
What sectors do the SMIZ and SMMD ETFs invest in?
SMIZ leans toward sectors like Finance, Technology and Industrials. Meanwhile, SMMD focuses on Finance, Healthcare and Industrials.
What are the top holdings of the SMIZ ETF and SMMD ETF?
SMIZ top holdings include EMCOR Group, Inc., Comfort Systems USA, Inc. and Vestis Corp.. SMMD holds in its top three: ATI, Inc., BlackRock Cash Funds - Treasury and Carpenter Technology Corp..
Which ETF is more diversified: SMIZ or SMMD?
SMIZ holds 200 securities with 16.01% of its assets in the top 15. SMMD has 2468 securities and a top 15 weight of 4.49%.
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