Foghorn Therapeutics (FHTX)'s 30-day implied volatility (IV30) was 76.2% at the close on October 26, 2026, up from 60.6% the day before, against a 52-week range of 48.8% to 293.3%. Its 20-day historical volatility was 87.1%.

Key numbers

30-day implied volatility (IV30): 76.2%
IV30 52-week range: 48.8% to 293.3% (median 76.1%)
Historical volatility: 20-day 87.1%, 1-year 78.8%
Implied move by the nearest expiration: ±3.8%

Data as of October 26, 2026.

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

Name: FHTX Implied Volatility
Creator: Market Chameleon