Stmicroelectronics N.V. (STM)'s 30-day implied volatility (IV30) was 58.9% at the close on November 6, 2026, down from 69.1% the day before, against a 52-week range of 30.5% to 91.9%. Its 20-day historical volatility was 63.7%.

Key numbers

30-day implied volatility (IV30): 58.9%
IV30 52-week range: 30.5% to 91.9% (median 54.8%)
Historical volatility: 20-day 63.7%, 1-year 55.5%
Implied move by the nearest expiration: ±3.2%

Data as of November 6, 2026.

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

Name: STM Implied Volatility
Creator: Market Chameleon