VIOOvsSPSMETF Comparison
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The ETFs Vanguard S&P Small-Cap 600 ETF (VIOO) and State Street SPDR Portfolio S&P 600 Small Cap ETF (SPSM) track the S&P SmallCap 600 Total Return Index - USD and belong to the same industry segment: US Small Cap. Both ETFs have the same top 3 sector exposures: Finance, Technology and Industrials. VIOO is more expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.03% for SPSM. VIOO is up 21.55% year-to-date (YTD) with +$407M in YTD flows. SPSM performs better with 21.57% YTD performance, and +$1.13B in YTD flows. Run a side-by-side ETF comparison of VIOO and SPSM 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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VIOO vs SPSM performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/27/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | VIOO SPSM | -1.25%-1.24% | +6.91%+6.92% | +21.55%+21.57% | +30.72%+30.74% | +47.81%+47.95% | +45.36%+45.79% |
| Flows | VIOO SPSM | +$104M+$369M | +$193M+$722M | +$407M+$1.13B | +$444M+$1.61B | +$858M+$4.23B | +$1.44B+$8.67B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | VIOO SPSM | +15.16%+15.15% | +17.40%+17.39% | +20.19%+20.27% | +21.24%+21.31% |
| Max drawdown | VIOO SPSM | -4.14%-4.14% | -8.69%-8.68% | -27.93%-27.91% | -27.93%-27.91% |
| Max drawdown duration | VIOO SPSM | 16d16d | 59d59d | 380d380d | 380d380d |
Trading data
VIOO | SPSM | |
Last sale 7/28/2026 at 2:59 PM | $134.95 | $56.62 |
| Previous close 07/27/2026 | $134.90 | $56.59 |
| Consolidated volume 07/27/2026 | ||
| 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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VIOO | SPSM | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 7/28/2026 at 2:59 PM
Live
Closed
VIOO | SPSM | |
|---|---|---|
| Last price | $134.95 | $56.62 |
| 1D performance | +0.04% | +0.05% |
| AuM | $4.22 B | $16.99 B |
| E/R | 0.07% | 0.03% |
Characteristics
VIOO | SPSM | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | Vanguard | State Street Investment Management |
| Benchmark | S&P SmallCap 600 Index | S&P SmallCap 600 Index |
| N° of holdings | 603 | 601 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 7, 2010 | July 8, 2013 |
| ESG | No | No |
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Exposure
Countries
VIOO
USA
97.34%
Other
2.66%
SPSM
USA
97.65%
Other
2.35%
Sectors
VIOO
Finance
25.46%
Technology
13.6%
Industrials
12.66%
Healthcare
12.02%
Consumer Cyclical.
7.92%
Other
28.33%
SPSM
Finance
25.55%
Technology
13.63%
Industrials
12.71%
Healthcare
12.13%
Consumer Cyclical.
7.95%
Other
28.04%
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Diversification
VIOO
Total weight of top 15 holdings out of 15
8.1%
SPSM
Total weight of top 15 holdings out of 15
8.15%
Top 15 holdings
Data as of June 30, 2026
VIOO
FormFactor, Inc.
0.67%
ViaSat, Inc.
0.66%
Molina Healthcare, Inc.
0.64%
Argan, Inc.
0.60%
BrightSpring Health Services, Inc.
0.60%
Element Solutions, Inc.
0.59%
MaxLinear, Inc.
0.58%
Krystal Biotech, Inc.
0.53%
ESCO Technologies, Inc.
0.49%
Match Group, Inc.
0.48%
Everus Construction Group, Inc.
0.46%
StoneX Group, Inc.
0.45%
Corcept Therapeutics, Inc.
0.45%
Ralliant Corp.
0.45%
Glaukos Corp.
0.44%
SPSM
FormFactor, Inc.
0.68%
ViaSat, Inc.
0.66%
Molina Healthcare, Inc.
0.65%
Argan, Inc.
0.60%
BrightSpring Health Services, Inc.
0.60%
Element Solutions, Inc.
0.59%
MaxLinear, Inc.
0.58%
Krystal Biotech, Inc.
0.53%
ESCO Technologies, Inc.
0.49%
Match Group, Inc.
0.48%
Alkermes Plc
0.47%
Everus Construction Group, Inc.
0.46%
StoneX Group, Inc.
0.45%
Corcept Therapeutics, Inc.
0.45%
Ralliant Corp.
0.45%
Frequently asked questions about VIOO and SPSM
How have the VIOO and SPSM ETFs performed in 2026?
As of July 27, 2026, VIOO is up 21.55% year-to-date (YTD), while SPSM has returned 21.57%. That puts SPSM better performer ahead so far this year.
Which ETF is attracting more investor money: VIOO or SPSM?
Year-to-date, the VIOO ETF saw +$407M in flows, compared to +$1.13B for SPSM.
Which ETF is more volatile: VIOO or SPSM?
Over the past year, VIOO had a volatility of 17.4%, while SPSM experienced 17.39%.
Which ETF is bigger: VIOO or SPSM?
As of July 27, 2026, VIOO holds $4.22 B in assets under management (AUM), while SPSM manages $16.99 B.
What sectors do the VIOO and SPSM ETFs invest in?
VIOO leans toward sectors like Finance, Technology and Industrials. Meanwhile, SPSM focuses on Finance, Technology and Industrials.
What are the top holdings of the VIOO ETF and SPSM ETF?
VIOO top holdings include FormFactor, Inc., ViaSat, Inc. and Molina Healthcare, Inc.. SPSM holds in its top three: FormFactor, Inc., ViaSat, Inc. and Molina Healthcare, Inc..
Which ETF is more diversified: VIOO or SPSM?
VIOO holds 605 securities with 8.1% of its assets in the top 15. SPSM has 603 securities and a top 15 weight of 8.15%.
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Latest news about VIOO & SPSM
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July 22, 2024
SPSM
Value ETFs Shine Amid Lower-Than-Expected Inflation
July 15, 2024
SPSM
ETF Insights: Top 5 Fund Flows and Segments for June 2023
July 7, 2023
SPSM
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