Put-Call Ratio (Open Interest) (180-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

CMS Energy Corporation (CMS) had 180-Day Put-Call Ratio (Open Interest) of 0.7592 for 2026-04-14.

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Figures for 2026-04-14

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1567
Historical Volatility (Parkinson)	0.1623
Implied Volatility (Calls)	0.1786
Implied Volatility (Puts)	0.1993
Implied Volatility (Mean)	0.1889
Put-Call Implied Volatility Ratio	1.1156
Implied Volatility Skew	0.0310
Option Statistics
Put-Call Ratio (Volume)	0.0421
Put-Call Ratio (Open Interest)	0.7592