T-Rex 2X Long Spacex Daily Target ETF (SPAX)'s 30-day implied volatility (IV30) was 102.0% at the close on October 27, 2026, down from 102.3% the day before, against a 52-week range of 82.0% to 221.1%. Its 20-day historical volatility was 129.6%.

Key numbers

30-day implied volatility (IV30): 102.0%
IV30 52-week range: 82.0% to 221.1% (median 115.0%)
Historical volatility: 20-day 129.6%, 1-year 144.1%
Implied move by the nearest expiration: ±6.5%

Data as of October 27, 2026.

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

Name: SPAX Implied Volatility
Creator: Market Chameleon