Jefferies Financial Group (JEF)'s 30-day implied volatility (IV30) was 40.3% at the close on October 26, 2026, up from 39.3% the day before, against a 52-week range of 29.8% to 68.9%. Its 20-day historical volatility was 34.9%.

Key numbers

30-day implied volatility (IV30): 40.3%
IV30 52-week range: 29.8% to 68.9% (median 40.6%)
Historical volatility: 20-day 34.9%, 1-year 41.7%
Implied move by the nearest expiration: ±2.5%

Data as of October 26, 2026.

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

Name: JEF Implied Volatility
Creator: Market Chameleon