Gilead Sciences (GILD)'s 30-day implied volatility (IV30) was 36.0% at the close on October 23, 2026, down from 39.0% the day before, against a 52-week range of 21.9% to 39.0%. Its 20-day historical volatility was 28.5%.
Key numbers
30-day implied volatility (IV30): 36.0%
IV30 52-week range: 21.9% to 39.0% (median 28.4%)
Historical volatility: 20-day 28.5%, 1-year 27.5%
Implied move by the nearest expiration: ±1.5%
Data as of October 23, 2026.
GILD Implied Volatility (IV) vs Historical Volatility (HV)
The GILD IV term structure shows the implied volatility difference between different maturity dates.
