John B Sanfilippo & Son (JBSS)'s 30-day implied volatility (IV30) was 25.2% at the close on October 30, 2026, up from 23.7% the day before, against a 52-week range of 17.6% to 43.5%. Its 20-day historical volatility was 30.5%.
Data as of October 30, 2026.