Showing results for CMS, 2026-11-20(m), calls & puts
CMS 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 CMS option contracts are listed?
As of Nov 4, 2026, CMS Energy Corporation (CMS) had 118 listed option contracts across 4 expiration dates, from Nov 20, 2026 to Jun 17, 2027.
When do CMS options expire?
CMS Energy had 4 expiration dates as of Nov 4, 2026, 1 of them weekly. The nearest was Nov 20, 2026 and the furthest Jun 17, 2027.
How actively are CMS options traded?
58 CMS Energy option contracts traded on Nov 4, 2026, and open interest was 3.61K contracts. Over the past 30 days, volume averaged 102 contracts per day. The CMS option volume chart shows volume by strike and expiration date.
Is CMS implied volatility high right now?
CMS Energy IV rank is 4, so its 30-day implied volatility of 18.4% is near the bottom of its one-year range. Over the past year it ranged from 13.0% on Sep 24, 2026 to 153.2% on Oct 16, 2026. See the CMS implied volatility history for a longer view.
What is CMS Energy Corporation?
CMS Energy is an energy holding company with three principal businesses.