Put-Call Ratio (Open Interest) (30-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.

Caris Life Sciences,ï¿½Inc. (CAI) had 30-Day Put-Call Ratio (Open Interest) of 0.1350 for 2025-09-19.

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Figures for 2025-09-19

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4446
Historical Volatility (Parkinson)	0.5384
Implied Volatility (Calls)	0.7175
Implied Volatility (Puts)	0.6846
Implied Volatility (Mean)	0.7010
Put-Call Implied Volatility Ratio	0.9542
Implied Volatility Skew	0.0158
Option Statistics
Put-Call Ratio (Volume)	0.0742
Put-Call Ratio (Open Interest)	0.1350