Acm Research - Class A (ACMR)'s 30-day implied volatility (IV30) was 88.3% at the close on October 22, 2026, down from 89.9% the day before, against a 52-week range of 56.1% to 121.9%. Its 20-day historical volatility was 77.6%.
Data as of October 22, 2026.