West Bancorporation (WTBA)'s 30-day implied volatility (IV30) was 26.1% at the close on October 20, 2026, down from 29.2% the day before, against a 52-week range of 24.7% to 47.5%. Its 20-day historical volatility was 29.5%.

Key numbers

30-day implied volatility (IV30): 26.1%
IV30 52-week range: 24.7% to 47.5% (median 36.8%)
Historical volatility: 20-day 29.5%, 1-year 36.5%
Implied move by the nearest expiration: ±1.8%

Data as of October 20, 2026.

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

Name: WTBA Implied Volatility
Creator: Market Chameleon