Vanguard S&P Small-Cap 600 ETF (VIOO) is a US small-cap ETF. As of October 9, 2026, ETF Copilot scores VIOO 3.4 out of 10 — highest on Value (6.9), lowest on Quality (1.2). It trades at 16.9 times earnings, against its own median of 17.7. Its ten largest holdings are 5% of the fund.
What stands out in VIOO's data
U.S. small-cap stocks, weighted by market size.
Earns more on its operations than the typical small-cap fund — a profitability edge that compounds over time.
EBITDA margin of 21.1% tops the peer median of 20.4% and its own 19.1% historical median, with 603 holdings providing broad small-cap coverage.
Broad small-cap exposure with a profitability tilt — a core building block for a U.S. equity allocation.
Why did VIOO move this week? It fell 0.7% in the week to October 9, 2026 — Sphere Entertainment and ACM Research drove it
VIOO fell 0.7% in the week to October 9, 2026. The holdings that moved it most were Sphere Entertainment (−17.0%), ACM Research (−14.4%) and Marathon Digital (−14.1%); RXO (+24.4%) pushed the other way.
How is VIOO rated? ETF Copilot scores Vanguard S&P Small-Cap 600 ETF (VIOO) 3.4 out of 10
As of October 9, 2026, ETF Copilot scores Vanguard S&P Small-Cap 600 ETF (VIOO) 3.4 out of 10 overall.
ETF Copilot scores (0–10 scale, higher is better):
- Overall: 3.4 / 10
- Growth: 2.0 / 10
- Value: 6.9 / 10
- Risk: 3.5 / 10
- Quality: 1.2 / 10
- Return: 3.9 / 10
Is VIOO expensive right now? It trades at 16.9 times earnings, against its own median of 17.7
As of October 9, 2026, VIOO is cheaper than 59% of its own 115 monthly readings since 2017 — 47 of those months were cheaper than today.
Trailing twelve-month, computed by ETF Copilot from the fund's holdings rather than quoted from a data provider, and rebuilt nightly.
What's inside VIOO? 14% Tech
What's inside VIOO: Size (Large 0%, Mid 31%, Small 69%); Geography (International 2%, US 98%); Tech 14.3%; AI 0.3%; Semiconductors 3.1%; Memory 1.1%.
What are VIOO's top holdings? The ten largest are 5% of the fund
Corcept Therapeutics, Glaukos, Paycom Software, Brinker International, Match, Jackson Financial, Viasat, Protagonist Therapeutics, CarMax and Ryman Hospitality Properties are VIOO's largest holdings, in that order.
Less concentrated than 51% of US Small Cap ETFs.
Half of VIOO's weight sits in its 161 largest positions, and once those weights are taken into account it behaves like 425 equally weighted holdings.
What is VIOO's expense ratio? 0.07% a year
As of October 9, 2026, VIOO charges 0.07% a year, yields 1.18% and holds $6.5B in assets across 603 positions.
| Measure | VIOO |
|---|---|
| Expense ratio | 0.07% |
| Dividend yield | 1.18% |
| Assets under management | $6.5B |
| Holdings | 603 |
Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.
Cite this
ETF Copilot, “Vanguard S&P Small-Cap 600 ETF (VIOO) scores and holdings analysis”, as of October 9, 2026.
https://etf-copilot.com/etf/vioo
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