Alkermes PLC - (ALKS)'s 30-day implied volatility (IV30) was 36.5% at the close on November 9, 2026, down from 41.2% the day before, against a 52-week range of 27.5% to 61.8%. Its 20-day historical volatility was 38.0%.
Key numbers
30-day implied volatility (IV30): 36.5%
IV30 52-week range: 27.5% to 61.8% (median 45.6%)
Historical volatility: 20-day 38.0%, 1-year 38.2%
Implied move by the nearest expiration: ±1.9%
Data as of November 9, 2026.
ALKS Implied Volatility (IV) vs Historical Volatility (HV)
The ALKS IV term structure shows the implied volatility difference between different maturity dates.
