Adtran Holdings (ADTN)'s 30-day implied volatility (IV30) was 68.9% at the close on October 20, 2026, down from 76.4% the day before, against a 52-week range of 37.3% to 105.1%. Its 20-day historical volatility was 50.1%.

Key numbers

30-day implied volatility (IV30): 68.9%
IV30 52-week range: 37.3% to 105.1% (median 63.1%)
Historical volatility: 20-day 50.1%, 1-year 59.5%
Implied move by the nearest expiration: ±4.8%

Data as of October 20, 2026.

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

Name: ADTN Implied Volatility
Creator: Market Chameleon