Century Aluminum Company (CENX)'s 30-day implied volatility (IV30) was 61.0% at the close on November 6, 2026, down from 80.5% the day before, against a 52-week range of 52.6% to 95.0%. Its 20-day historical volatility was 51.7%.

Key numbers

30-day implied volatility (IV30): 61.0%
IV30 52-week range: 52.6% to 95.0% (median 72.5%)
Historical volatility: 20-day 51.7%, 1-year 67.8%
Implied move by the nearest expiration: ±5.5%

Data as of November 6, 2026.

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

Name: CENX Implied Volatility
Creator: Market Chameleon