Clean Harbors (CLH)'s 30-day implied volatility (IV30) was 33.7% at the close on October 19, 2026, up from 32.0% the day before, against a 52-week range of 19.8% to 40.3%. Its 20-day historical volatility was 17.0%.
Key numbers
30-day implied volatility (IV30): 33.7%
IV30 52-week range: 19.8% to 40.3% (median 27.3%)
Historical volatility: 20-day 17.0%, 1-year 25.6%
Implied move by the nearest expiration: ±2.0%
Data as of October 19, 2026.
CLH Implied Volatility (IV) vs Historical Volatility (HV)
The CLH IV term structure shows the implied volatility difference between different maturity dates.
