Put-Call Ratio (Open Interest) (120-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.

COPT Defense Properties (CDP) had 120-Day Put-Call Ratio (Open Interest) of 0.8022 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1955
Historical Volatility (Parkinson)	0.2035
Implied Volatility (Calls)	0.2936
Implied Volatility (Puts)	0.3115
Implied Volatility (Mean)	0.3025
Put-Call Implied Volatility Ratio	1.0611
Implied Volatility Skew	0.1567
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.8022