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 0.8318 for 2026-02-27.

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Figures for 2026-02-27

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2886
Historical Volatility (Parkinson)	0.1806
Implied Volatility (Calls)	0.3316
Implied Volatility (Puts)	0.3503
Implied Volatility (Mean)	0.3410
Put-Call Implied Volatility Ratio	1.0563
Implied Volatility Skew	-0.0051
Option Statistics
Put-Call Ratio (Volume)	0.8318
Put-Call Ratio (Open Interest)	0.9950