Grayscale Bitcoin Trust ETF (GBTC)'s 30-day implied volatility (IV30) was 38.8% at the close on November 6, 2026, down from 41.4% the day before, against a 52-week range of 30.6% to 91.1%. Its 20-day historical volatility was 34.6%.

Key numbers

30-day implied volatility (IV30): 38.8%
IV30 52-week range: 30.6% to 91.1% (median 40.0%)
Historical volatility: 20-day 34.6%, 1-year 42.1%
Implied move by the nearest expiration: ±3.1%

Data as of November 6, 2026.

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

Name: GBTC Implied Volatility
Creator: Market Chameleon