Put-Call Ratio (Volume) (10-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Arrowhead Pharmaceuticals, Inc. (ARWR) had 10-Day Put-Call Ratio (Volume) of 0.9205 for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6335
Historical Volatility (Parkinson)	0.5127
Implied Volatility (Calls)	0.6533
Implied Volatility (Puts)	0.6108
Implied Volatility (Mean)	0.6321
Put-Call Implied Volatility Ratio	0.9350
Implied Volatility Skew	0.1175
Option Statistics
Put-Call Ratio (Volume)	0.9205
Put-Call Ratio (Open Interest)	0.5485