Put-Call Ratio (Volume) (30-Day)

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

STMicroelectronics N.V. (STM) had 30-Day Put-Call Ratio (Volume) of 1.2313 for 2025-12-05.

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Figures for 2025-12-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4023
Historical Volatility (Parkinson)	0.2780
Implied Volatility (Calls)	0.3786
Implied Volatility (Puts)	0.3529
Implied Volatility (Mean)	0.3658
Put-Call Implied Volatility Ratio	0.9321
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	1.2313
Put-Call Ratio (Open Interest)	0.5914