SLYGvsIWOETF Comparison
ETF 1
SLYG
State Street SPDR S&P 600 Small Cap Growth ETF
This fund is part of
US Small Cap Growth
-3.46%
VS
State Street SPDR S&P 600 Small Cap Growth ETF (SLYG) and iShares Russell 2000 Growth ETF (IWO) belong to the same industry segment: US Small Cap Growth. SLYG's top 3 sector exposures are Industrials, Information Technology and Health Care. In contrast, IWO's top sector exposures are Information Technology, Industrials and Health Care. SLYG is less expensive with a Total Expense Ratio (TER) of 0.15%, versus 0.24% for IWO. SLYG is up 14.7% year-to-date (YTD) with +$550M in YTD flows. IWO performs worse with 13.46% YTD performance, and -$752M in YTD flows. Run a side-by-side ETF comparison of SLYG and IWO 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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SLYG vs IWO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 06/05/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SLYG IWO | -1.30%-0.50% | +8.56%+11.55% | +14.70%+13.46% | +25.64%+33.45% | +51.95%+61.48% | +28.63%+25.32% |
| Flows | SLYG IWO | +$22M-$68M | +$258M-$54M | +$550M-$752M | +$561M-$680M | +$1.04B-$843M | +$1.57B-$389M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SLYG IWO | +19.97%+26.04% | +17.68%+21.97% | +19.99%+22.67% | +21.54%+24.63% |
| Max drawdown | SLYG IWO | -6.05%-8.37% | -9.05%-14.82% | -27.35%-28.47% | -29.18%-40.45% |
| Max drawdown duration | SLYG IWO | 33d33d | 41d84d | 414d280d | 980d1409d |
Trading data
SLYG | IWO | |
Last sale 6/5/2026 at 1:30 PM | $107.90 | $366.27 |
| Previous close 06/04/2026 | $109.94 | $382.90 |
| Consolidated volume 06/04/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of May 29, 2026
1-year trailing difference
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SLYG | IWO | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 6/5/2026 at 1:30 PM
Live
Closed
SLYG | IWO | |
|---|---|---|
| Last price | $107.90 | $366.27 |
| 1D performance | -1.86% | -4.34% |
| AuM | $4.69 B | $14.19 B |
| E/R | 0.15% | 0.24% |
Characteristics
SLYG | IWO | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | State Street Investment Management | iShares |
| Benchmark | S&P SmallCap 600 Growth Index | Russell 2000 Growth Index |
| N° of holdings | 311 | 890 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 25, 2000 | July 24, 2000 |
| ESG | No | No |
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Exposure
Countries
SLYG
USA
96.64%
Other
3.36%
IWO
USA
92.8%
Other
7.2%
Sectors
SLYG
Industrials
20.15%
Information Techn.
17.07%
Health Care
12.8%
Financials
12.21%
Consumer Discreti.
10.91%
Other
26.86%
IWO
Information Techn.
21.84%
Industrials
21.02%
Health Care
19.04%
Consumer Discreti.
7.83%
Other
30.27%
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Diversification
SLYG
Total weight of top 15 holdings out of 15
15.6%
IWO
Total weight of top 15 holdings out of 15
15.88%
Top 15 holdings
Data as of April 30, 2026
SLYG
VIAVI SOLUTIONS INC
1.46%
SANMINA CORP
1.43%
FORMFACTOR
1.26%
PRIMORIS SERVICES
1.17%
ARGAN
1.12%
VIASAT
1.07%
ESCO TECHNOLOGIES
1.01%
POWELL INDUSTRIES
0.95%
ZURN WATER SOLUTIONS CORP
0.93%
US3004261034
0.90%
FEDERAL SIGNAL
0.90%
STONEX GROUP INC
0.89%
ARMSTRONG WORLD INDUSTRIES
0.88%
SEMTECH
0.82%
ARCHROCK
0.82%
IWO
BLOOM ENERGY CORP
3.64%
CREDO TECHNOLOGY GROUP HOLDING
1.65%
FABRINET
1.45%
IONQ
0.92%
STERLING INFRASTRUCTURE INC
0.90%
ADVANCED ENERGY INDUSTRIES
0.85%
US65290E1010
0.82%
MODINE MNFC CO
0.78%
SITIME CORP
0.74%
RAMBUS
0.73%
DYCOM INDUSTRIES
0.71%
VIAVI SOLUTIONS INC
0.71%
KRATOS DEFENSE AND SECURITY SOLS
0.67%
BRIDGEBIO PHARMA
0.66%
GUARDANT HEALTH INC
0.64%
Frequently asked questions about SLYG and IWO
How have the SLYG and IWO ETFs performed in 2026?
As of June 5, 2026, SLYG is up 14.7% year-to-date (YTD), while IWO has returned 13.46%. That puts SLYG better performer ahead so far this year.
Which ETF is attracting more investor money: SLYG or IWO?
Year-to-date, the SLYG ETF saw +$550M in flows, compared to -$752M for IWO.
Which ETF is more volatile: SLYG or IWO?
Over the past year, SLYG had a volatility of 17.68%, while IWO experienced 21.97%.
Which ETF is bigger: SLYG or IWO?
As of June 5, 2026, SLYG holds $4.69 B in assets under management (AUM), while IWO manages $14.19 B.
What sectors do the SLYG and IWO ETFs invest in?
SLYG leans toward sectors like Industrials, Information Technology and Health Care. Meanwhile, IWO focuses on Information Technology, Industrials and Health Care.
What are the top holdings of the SLYG ETF and IWO ETF?
SLYG top holdings include VIAVI SOLUTIONS INC, SANMINA CORP and FORMFACTOR. IWO holds in its top three: BLOOM ENERGY CORP, CREDO TECHNOLOGY GROUP HOLDING and FABRINET.
Which ETF is more diversified: SLYG or IWO?
SLYG holds 339 securities with 15.6% of its assets in the top 15. IWO has 1090 securities and a top 15 weight of 15.88%.
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