Staar Surgical Company (STAA)'s 30-day implied volatility (IV30) was 53.5% at the close on October 21, 2026, down from 60.4% the day before, against a 52-week range of 33.8% to 111.2%. Its 20-day historical volatility was 51.3%.

Key numbers

30-day implied volatility (IV30): 53.5%
IV30 52-week range: 33.8% to 111.2% (median 52.9%)
Historical volatility: 20-day 51.3%, 1-year 57.9%
Implied move by the nearest expiration: ±3.8%

Data as of October 21, 2026.

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

Name: STAA Implied Volatility
Creator: Market Chameleon