Plus Korea Defense Industry Index ETF (KDEF)'s 30-day implied volatility (IV30) was 47.9% at the close on November 5, 2026, up from 39.8% the day before, against a 52-week range of 24.6% to 79.7%. Its 20-day historical volatility was 51.1%.

Key numbers

30-day implied volatility (IV30): 47.9%
IV30 52-week range: 24.6% to 79.7% (median 43.2%)
Historical volatility: 20-day 51.1%, 1-year 52.7%
Implied move by the nearest expiration: ±2.4%

Data as of November 5, 2026.

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

Name: KDEF Implied Volatility
Creator: Market Chameleon