Ark 21Shares Bitcoin ETF (ARKB)'s 30-day implied volatility (IV30) was 38.9% at the close on November 9, 2026, up from 38.8% the day before, against a 52-week range of 29.7% to 92.9%. Its 20-day historical volatility was 34.3%.

Key numbers

30-day implied volatility (IV30): 38.9%
IV30 52-week range: 29.7% to 92.9% (median 39.7%)
Historical volatility: 20-day 34.3%, 1-year 42.2%
Implied move by the nearest expiration: ±2.4%

Data as of November 9, 2026.

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

Name: ARKB Implied Volatility
Creator: Market Chameleon