Foghorn Therapeutics (FHTX)'s 30-day implied volatility (IV30) was 69.9% at the close on November 4, 2026, down from 71.5% the day before, against a 52-week range of 48.8% to 293.3%. Its 20-day historical volatility was 70.3%.

Key numbers

30-day implied volatility (IV30): 69.9%
IV30 52-week range: 48.8% to 293.3% (median 75.8%)
Historical volatility: 20-day 70.3%, 1-year 78.1%
Implied move by the nearest expiration: ±4.8%

Data as of November 4, 2026.

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

Name: FHTX Implied Volatility
Creator: Market Chameleon