Bio-Rad Laboratories Class A (BIO)'s 30-day implied volatility (IV30) was 46.8% at the close on October 21, 2026, up from 46.3% the day before, against a 52-week range of 27.2% to 71.5%. Its 20-day historical volatility was 35.7%.

Key numbers

30-day implied volatility (IV30): 46.8%
IV30 52-week range: 27.2% to 71.5% (median 35.7%)
Historical volatility: 20-day 35.7%, 1-year 35.3%
Implied move by the nearest expiration: ±2.9%

Data as of October 21, 2026.

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

Name: BIO Implied Volatility
Creator: Market Chameleon