Bentley Systems - Class B (BSY)'s 30-day implied volatility (IV30) was 51.4% at the close on October 23, 2026, up from 44.8% the day before, against a 52-week range of 20.1% to 58.6%. Its 20-day historical volatility was 42.4%.

Key numbers

30-day implied volatility (IV30): 51.4%
IV30 52-week range: 20.1% to 58.6% (median 40.0%)
Historical volatility: 20-day 42.4%, 1-year 40.0%
Implied move by the nearest expiration: ±2.8%

Data as of October 23, 2026.

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

Name: BSY Implied Volatility
Creator: Market Chameleon