Put-Call Ratio (Volume) (120-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 120-Day Put-Call Ratio (Volume) of 0.4223 for 2026-07-10.

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Figures for 2026-07-10

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3491
Historical Volatility (Parkinson)	0.1970
Implied Volatility (Calls)	0.3504
Implied Volatility (Puts)	0.3612
Implied Volatility (Mean)	0.3558
Put-Call Implied Volatility Ratio	1.0310
Implied Volatility Skew	0.0149
Option Statistics
Put-Call Ratio (Volume)	0.4223
Put-Call Ratio (Open Interest)	0.6145