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Implied Volatility Stats
Showing results for 2026-11-20(m), calls & puts
| Expiration Date | Avg IV |
|---|---|
DCI Volatility Skew FAQ
What is volatility skew?
Volatility skew is the difference in implied volatility between options at different strike prices. A steeper skew means traders are paying more for options on one side, usually downside puts used as protection.
What is DCI's one-year implied volatility range?
Over the past year, Donaldson 30-day implied volatility ranged from 18.5% on Dec 23, 2025 to 167.4% on Jul 17, 2026.
How has DCI implied volatility changed recently?
Donaldson 30-day implied volatility went from 28.5% on Oct 7, 2026 to 34.4% on Nov 4, 2026. See the DCI implied volatility history for a longer view.
What is Donaldson Company Inc?
Donaldson is a leading manufacturer of filtration systems and replacement parts, including air filtration systems, liquid filtration systems, and dust, fume, and mist collectors.