Fortinet (FTNT)'s 30-day implied volatility (IV30) was 51.2% at the close on November 5, 2026, up from 47.8% the day before, against a 52-week range of 25.7% to 76.9%. Its 20-day historical volatility was 45.4%.
Key numbers
30-day implied volatility (IV30): 51.2%
IV30 52-week range: 25.7% to 76.9% (median 43.9%)
Historical volatility: 20-day 45.4%, 1-year 40.9%
Implied move by the nearest expiration: ±2.6%
Data as of November 5, 2026.
FTNT Implied Volatility (IV) vs Historical Volatility (HV)
The FTNT IV term structure shows the implied volatility difference between different maturity dates.
