Showing results for DCI, 2026-11-20(m), calls & puts
DCI Option Chain FAQ
What is an option chain?
An option chain lists every call and put for a stock, with prices, volume, open interest, and Greeks for each strike and expiration date.
How many DCI option contracts are listed?
As of Nov 4, 2026, Donaldson Company Inc (DCI) had 144 listed option contracts across 4 expiration dates, from Nov 20, 2026 to May 21, 2027.
When do DCI options expire?
Donaldson had 4 expiration dates as of Nov 4, 2026, 0 of them weekly. The nearest was Nov 20, 2026 and the furthest May 21, 2027.
How actively are DCI options traded?
59 Donaldson option contracts traded on Nov 4, 2026, and open interest was 1.45K contracts. Over the past 30 days, volume averaged 88 contracts per day. The DCI option volume chart shows volume by strike and expiration date.
Is DCI implied volatility high right now?
Donaldson IV rank is 11, so its 30-day implied volatility of 34.4% is near the bottom of its one-year range. Over the past year it ranged from 18.5% on Dec 23, 2025 to 167.4% on Jul 17, 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.