Comfort Systems USA (FIX)'s 30-day implied volatility (IV30) was 63.7% at the close on November 3, 2026, down from 64.1% the day before, against a 52-week range of 44.0% to 80.0%. Its 20-day historical volatility was 61.9%.

Key numbers

30-day implied volatility (IV30): 63.7%
IV30 52-week range: 44.0% to 80.0% (median 59.2%)
Historical volatility: 20-day 61.9%, 1-year 59.9%
Implied move by the nearest expiration: ±4.1%

Data as of November 3, 2026.

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

Name: FIX Implied Volatility
Creator: Market Chameleon