Put-Call Ratio (Volume) (150-Day)

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

Rio Tinto PLC (RIO) had 150-Day Put-Call Ratio (Volume) of 0.8771 for 2025-11-28.

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Figures for 2025-11-28

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2350
Historical Volatility (Parkinson)	0.1486
Implied Volatility (Calls)	0.2964
Implied Volatility (Puts)	0.2108
Implied Volatility (Mean)	0.2536
Put-Call Implied Volatility Ratio	0.7114
Implied Volatility Skew	0.0321
Option Statistics
Put-Call Ratio (Volume)	0.8771
Put-Call Ratio (Open Interest)	0.6495