iShares MSCI Australia ETF (EWA)'s 30-day implied volatility (IV30) was 16.7% at the close on October 21, 2026, down from 17.6% the day before, against a 52-week range of 9.9% to 35.6%. Its 20-day historical volatility was 14.0%.

Key numbers

30-day implied volatility (IV30): 16.7%
IV30 52-week range: 9.9% to 35.6% (median 17.1%)
Historical volatility: 20-day 14.0%, 1-year 17.7%
Implied move by the nearest expiration: ±1.1%

Data as of October 21, 2026.

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

Name: EWA Implied Volatility
Creator: Market Chameleon