Boston Scientific (BSX)'s 30-day implied volatility (IV30) was 47.1% at the close on October 21, 2026, down from 48.1% the day before, against a 52-week range of 17.9% to 54.5%. Its 20-day historical volatility was 26.0%.

Key numbers

30-day implied volatility (IV30): 47.1%
IV30 52-week range: 17.9% to 54.5% (median 36.0%)
Historical volatility: 20-day 26.0%, 1-year 32.2%
Implied move by the nearest expiration: ±2.2%

Data as of October 21, 2026.

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

Name: BSX Implied Volatility
Creator: Market Chameleon