Capitol Federal Finl (CFFN)'s 30-day implied volatility (IV30) was 19.2% at the close on October 28, 2026, down from 19.7% the day before, against a 52-week range of 17.4% to 31.9%. Its 20-day historical volatility was 24.9%.

Key numbers

30-day implied volatility (IV30): 19.2%
IV30 52-week range: 17.4% to 31.9% (median 23.8%)
Historical volatility: 20-day 24.9%, 1-year 24.9%
Implied move by the nearest expiration: ±1.2%

Data as of October 28, 2026.

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

Name: CFFN Implied Volatility
Creator: Market Chameleon