Stmicroelectronics N.V. (STM)'s 30-day implied volatility (IV30) was 56.5% at the close on November 2, 2026, down from 60.3% the day before, against a 52-week range of 30.5% to 91.9%. Its 20-day historical volatility was 55.2%.

Key numbers

30-day implied volatility (IV30): 56.5%
IV30 52-week range: 30.5% to 91.9% (median 54.4%)
Historical volatility: 20-day 55.2%, 1-year 54.5%
Implied move by the nearest expiration: ±3.8%

Data as of November 2, 2026.

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

Name: STM Implied Volatility
Creator: Market Chameleon