West Pharmaceutical Servs (WST)'s 30-day implied volatility (IV30) was 26.1% at the close on November 13, 2026, down from 26.2% the day before, against a 52-week range of 22.4% to 70.2%. Its 20-day historical volatility was 28.4%.

Key numbers

30-day implied volatility (IV30): 26.1%
IV30 52-week range: 22.4% to 70.2% (median 32.9%)
Historical volatility: 20-day 28.4%, 1-year 29.5%
Implied move by the nearest expiration: ±1.7%

Data as of November 13, 2026.

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

Name: WST Implied Volatility
Creator: Market Chameleon