Acadia Pharmaceuticals (ACAD)'s 30-day implied volatility (IV30) was 52.7% at the close on November 9, 2026, up from 26.8% the day before, against a 52-week range of 23.0% to 114.7%. Its 20-day historical volatility was 33.2%.

Key numbers

30-day implied volatility (IV30): 52.7%
IV30 52-week range: 23.0% to 114.7% (median 39.3%)
Historical volatility: 20-day 33.2%, 1-year 38.0%
Implied move by the nearest expiration: ±1.6%

Data as of November 9, 2026.

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

Name: ACAD Implied Volatility
Creator: Market Chameleon