NPK International (NPKI)'s 30-day implied volatility (IV30) was 42.8% at the close on November 6, 2026, up from 41.3% the day before, against a 52-week range of 23.4% to 50.1%. Its 20-day historical volatility was 40.5%.
Key numbers
30-day implied volatility (IV30): 42.8%
IV30 52-week range: 23.4% to 50.1% (median 39.3%)
Historical volatility: 20-day 40.5%, 1-year 43.6%
Implied move by the nearest expiration: ±2.6%
Data as of November 6, 2026.
NPKI Implied Volatility (IV) vs Historical Volatility (HV)
The NPKI IV term structure shows the implied volatility difference between different maturity dates.
