Corcept Therapeutics (CORT)'s 30-day implied volatility (IV30) was 89.3% at the close on October 28, 2026, up from 75.1% the day before, against a 52-week range of 37.4% to 145.5%. Its 20-day historical volatility was 59.8%.

Key numbers

30-day implied volatility (IV30): 89.3%
IV30 52-week range: 37.4% to 145.5% (median 52.9%)
Historical volatility: 20-day 59.8%, 1-year 55.2%
Implied move by the nearest expiration: ±4.5%

Data as of October 28, 2026.

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

Name: CORT Implied Volatility
Creator: Market Chameleon