Put-Call Ratio (Volume) (150-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 150-Day Put-Call Ratio (Volume) of 0.0000 for 2026-09-03.

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Figures for 2026-09-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5395
Historical Volatility (Parkinson)	0.4665
Implied Volatility (Calls)	0.5275
Implied Volatility (Puts)	0.5426
Implied Volatility (Mean)	0.5351
Put-Call Implied Volatility Ratio	1.0287
Implied Volatility Skew	0.0334
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.2176