ProShares Short Bitcoin ETF (BITI)'s 30-day implied volatility (IV30) was 33.1% at the close on October 27, 2026, up from 32.6% the day before, against a 52-week range of 28.3% to 90.0%. Its 20-day historical volatility was 31.1%.

Key numbers

30-day implied volatility (IV30): 33.1%
IV30 52-week range: 28.3% to 90.0% (median 40.4%)
Historical volatility: 20-day 31.1%, 1-year 42.9%
Implied move by the nearest expiration: ±2.0%

Data as of October 27, 2026.

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

Name: BITI Implied Volatility
Creator: Market Chameleon