Vanguard Morningstar Small-Cap ETF
Vanguard Morningstar Small-Cap ETF (VB) Historical Volatility
VB's 30 day historical volatility is 13.30%, in the 27th percentile of readings over the past year. This is a low percentile, meaning Vanguard Morningstar Small-Cap ETF shares have been calmer than usual. VB's 30 day implied volatility sits at 20.10%, with an IV Rank of 53.57%, leaving IV 6.80 points above historical volatility. This means options are pricing in more movement than the stock has actually delivered, as of Nov 3, 2026.
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Tracking VB historical volatility helps you see how much Vanguard Morningstar Small-Cap ETF's stock price has actually moved, giving you a baseline for whether option premiums look fair, cheap, or expensive. While implied volatility shows what the market expects, VB's HV, also known as realized volatility, shows what actually happened. Use our scanner to monitor VB 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.
Historical volatility is the annualized standard deviation of a stock's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. VB's 30 day historical volatility, or VB HV, is one of the most widely watched readings because it balances responsiveness with stability. Comparing VB's HV to its implied volatility reveals the volatility risk premium. When IV sits well above HV, options are pricing in more movement than the stock has actually delivered, giving option sellers an edge. When HV runs hot relative to IV, options are pricing in less movement than the stock has delivered, and buyers may be underpaying for it.
Seeks to track the performance of the CRSP US Small Cap Index, which measures the investment return of small-capitalization stocks. Provides a convenient way to match the performance of a diversified group of small companies. Follows a passively managed, full-replication approach.
Historical Volatility
Historical movement is subdued versus the past year. The stock has been unusually quiet.
As of Nov 3, 2026
As of Nov 3, 2026
As of Nov 3, 2026
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