Dimensional US Small Cap ETF (DFAS)'s 30-day implied volatility (IV30) was 17.7% at the close on November 3, 2026, up from 16.0% the day before, against a 52-week range of 12.3% to 27.8%. Its 20-day historical volatility was 13.5%.

Key numbers

30-day implied volatility (IV30): 17.7%
IV30 52-week range: 12.3% to 27.8% (median 17.2%)
Historical volatility: 20-day 13.5%, 1-year 16.8%
Implied move by the nearest expiration: ±1.0%

Data as of November 3, 2026.

DFAS Implied Volatility (IV) vs Historical Volatility (HV)

Name: DFAS Implied Volatility
Creator: Market Chameleon