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.

Halozyme Therapeutics, Inc. (HALO) had 10-Day Put-Call Ratio (Volume) of 1.0952 for 2026-09-01.

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Figures for 2026-09-01

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2008
Historical Volatility (Parkinson)	0.2064
Implied Volatility (Calls)	0.2773
Implied Volatility (Puts)	0.3661
Implied Volatility (Mean)	0.3217
Put-Call Implied Volatility Ratio	1.3205
Implied Volatility Skew	0.0239
Option Statistics
Put-Call Ratio (Volume)	1.0952
Put-Call Ratio (Open Interest)	0.4208