Charles River Laboratories International (CRL)'s 30-day implied volatility (IV30) was 47.4% at the close on November 13, 2026, down from 47.8% the day before, against a 52-week range of 35.5% to 76.4%. Its 20-day historical volatility was 56.4%.

Key numbers

30-day implied volatility (IV30): 47.4%
IV30 52-week range: 35.5% to 76.4% (median 48.5%)
Historical volatility: 20-day 56.4%, 1-year 47.8%
Implied move by the nearest expiration: ±3.0%

Data as of November 13, 2026.

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

Name: CRL Implied Volatility
Creator: Market Chameleon