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.

Akari Therapeutics PLC (AKTX) had 30-Day Put-Call Ratio (Open Interest) of 5.9011 for 2026-09-04.

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Figures for 2026-09-04

Volatility Metrics
Historical Volatility (Close-to-Close)	1.1108
Historical Volatility (Parkinson)	1.1960
Implied Volatility (Calls)	1.6771
Implied Volatility (Puts)	1.8948
Implied Volatility (Mean)	1.7860
Put-Call Implied Volatility Ratio	1.1298
Implied Volatility Skew	-0.1563
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	5.9011