Servisfirst Bancshares (SFBS)'s 30-day implied volatility (IV30) was 22.5% at the close on October 22, 2026, up from 17.2% the day before, against a 52-week range of 17.2% to 38.3%. Its 20-day historical volatility was 26.8%.
Data as of October 22, 2026.