Post Holdings (POST)'s 30-day implied volatility (IV30) was 44.2% at the close on November 6, 2026, up from 42.6% the day before, against a 52-week range of 18.2% to 43.7%. Its 20-day historical volatility was 35.2%.
Key numbers
30-day implied volatility (IV30): 44.2%
IV30 52-week range: 18.2% to 43.7% (median 28.4%)
Historical volatility: 20-day 35.2%, 1-year 30.9%
Implied move by the nearest expiration: ±3.0%
Data as of November 6, 2026.
POST Implied Volatility (IV) vs Historical Volatility (HV)
The POST IV term structure shows the implied volatility difference between different maturity dates.
