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.

Summit Therapeutics PLC (SMMT) had 30-Day Put-Call Ratio (Volume) of 0.0862 for 2025-10-13.

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Figures for 2025-10-13

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5593
Historical Volatility (Parkinson)	0.6104
Implied Volatility (Calls)	1.6093
Implied Volatility (Puts)	1.3950
Implied Volatility (Mean)	1.5021
Put-Call Implied Volatility Ratio	0.8669
Implied Volatility Skew	-0.0241
Option Statistics
Put-Call Ratio (Volume)	0.0862
Put-Call Ratio (Open Interest)	0.7282