Comfort Systems USA (FIX)'s 30-day implied volatility (IV30) was 61.4% at the close on October 30, 2026, up from 56.9% the day before, against a 52-week range of 43.8% to 80.0%. Its 20-day historical volatility was 56.2%.

Key numbers

30-day implied volatility (IV30): 61.4%
IV30 52-week range: 43.8% to 80.0% (median 58.8%)
Historical volatility: 20-day 56.2%, 1-year 59.4%
Implied move by the nearest expiration: ±3.6%

Data as of October 30, 2026.

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

Name: FIX Implied Volatility
Creator: Market Chameleon