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 1.6821 for 2025-08-29.

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Figures for 2025-08-29

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3397
Historical Volatility (Parkinson)	0.2084
Implied Volatility (Calls)	0.3517
Implied Volatility (Puts)	0.3679
Implied Volatility (Mean)	0.3598
Put-Call Implied Volatility Ratio	1.0459
Implied Volatility Skew	0.0750
Option Statistics
Put-Call Ratio (Volume)	1.6821
Put-Call Ratio (Open Interest)	0.5675