Miami International Hldgs (MIAX)'s 30-day implied volatility (IV30) was 53.6% at the close on October 26, 2026, up from 51.6% the day before, against a 52-week range of 38.0% to 57.1%. Its 20-day historical volatility was 45.6%.

Key numbers

30-day implied volatility (IV30): 53.6%
IV30 52-week range: 38.0% to 57.1% (median 49.4%)
Historical volatility: 20-day 45.6%, 1-year 45.3%
Implied move by the nearest expiration: ±3.3%

Data as of October 26, 2026.

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

Name: MIAX Implied Volatility
Creator: Market Chameleon