Futurefuel Corp. Common Shares (FF)'s 30-day implied volatility (IV30) was 81.4% at the close on October 30, 2026, up from 80.1% the day before, against a 52-week range of 24.9% to 105.0%. Its 20-day historical volatility was 38.6%.
Data as of October 30, 2026.