Cisco Systems (CSCO)'s 30-day implied volatility (IV30) was 51.1% at the close on November 3, 2026, down from 51.9% the day before, against a 52-week range of 18.8% to 51.9%. Its 20-day historical volatility was 33.5%.
Key numbers
30-day implied volatility (IV30): 51.1%
IV30 52-week range: 18.8% to 51.9% (median 30.6%)
Historical volatility: 20-day 33.5%, 1-year 29.8%
Implied move by the nearest expiration: ±2.8%
Data as of November 3, 2026.
CSCO Implied Volatility (IV) vs Historical Volatility (HV)
The CSCO IV term structure shows the implied volatility difference between different maturity dates.
