Put-Call Ratio (Open Interest) (150-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.

GH Research PLC (GHRS) had 150-Day Put-Call Ratio (Open Interest) of 0.7728 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7994
Historical Volatility (Parkinson)	0.7221
Implied Volatility (Calls)	0.8244
Implied Volatility (Puts)	0.7749
Implied Volatility (Mean)	0.7997
Put-Call Implied Volatility Ratio	0.9400
Implied Volatility Skew	0.1054
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.7728