Vistra Corp. (VST)'s 30-day implied volatility (IV30) was 55.7% at the close on November 6, 2026, down from 61.1% the day before, against a 52-week range of 38.4% to 61.7%. Its 20-day historical volatility was 60.7%.
Key numbers
30-day implied volatility (IV30): 55.7%
IV30 52-week range: 38.4% to 61.7% (median 51.8%)
Historical volatility: 20-day 60.7%, 1-year 52.7%
Implied move by the nearest expiration: ±8.6%
Data as of November 6, 2026.
VST Implied Volatility (IV) vs Historical Volatility (HV)
The VST IV term structure shows the implied volatility difference between different maturity dates.