iShares Global 100 ETF (IOO)'s 30-day implied volatility (IV30) was 14.8% at the close on November 12, 2026, up from 14.2% the day before, against a 52-week range of 11.6% to 25.4%. Its 20-day historical volatility was 16.2%.

Key numbers

30-day implied volatility (IV30): 14.8%
IV30 52-week range: 11.6% to 25.4% (median 14.5%)
Historical volatility: 20-day 16.2%, 1-year 15.2%
Implied move by the nearest expiration: ±0.8%

Data as of November 12, 2026.

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

Name: IOO Implied Volatility
Creator: Market Chameleon