Legend Biotech - American Depositary Shares (LEGN)'s 30-day implied volatility (IV30) was 58.6% at the close on October 23, 2026, up from 57.8% the day before, against a 52-week range of 28.0% to 96.5%. Its 20-day historical volatility was 53.5%.

Key numbers

30-day implied volatility (IV30): 58.6%
IV30 52-week range: 28.0% to 96.5% (median 54.5%)
Historical volatility: 20-day 53.5%, 1-year 59.4%
Implied move by the nearest expiration: ±3.6%

Data as of October 23, 2026.

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

Name: LEGN Implied Volatility
Creator: Market Chameleon