Generac Holdings (GNRC)'s 30-day implied volatility (IV30) was 60.0% at the close on November 6, 2026, down from 63.8% the day before, against a 52-week range of 35.1% to 77.4%. Its 20-day historical volatility was 65.9%.

Key numbers

30-day implied volatility (IV30): 60.0%
IV30 52-week range: 35.1% to 77.4% (median 52.0%)
Historical volatility: 20-day 65.9%, 1-year 54.0%
Implied move by the nearest expiration: ±5.2%

Data as of November 6, 2026.

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

Name: GNRC Implied Volatility
Creator: Market Chameleon