Put-Call Ratio (Volume) (90-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Alcon (ALC) 90-Day Put-Call Ratio (Volume) data is not available for 2025-12-02.

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Figures for 2025-12-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2401
Historical Volatility (Parkinson)	0.1702
Implied Volatility (Calls)	0.2452
Implied Volatility (Puts)	0.2510
Implied Volatility (Mean)	0.2481
Put-Call Implied Volatility Ratio	1.0238
Implied Volatility Skew	0.0076
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	1.3968