Put-Call Ratio (Open Interest) (30-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

Silence Therapeutics PLC Sponsored ADR (SLN) had 30-Day Put-Call Ratio (Open Interest) of 0.2118 for 2025-12-04.

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Figures for 2025-12-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6616
Historical Volatility (Parkinson)	0.9234
Implied Volatility (Calls)	0.7324
Implied Volatility (Puts)	0.6994
Implied Volatility (Mean)	0.7159
Put-Call Implied Volatility Ratio	0.9550
Implied Volatility Skew	0.2352
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.2118