Put-Call Ratio (Volume) (60-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 60-Day Put-Call Ratio (Volume) of 0.7778 for 2025-12-18.

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Figures for 2025-12-18

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2844
Historical Volatility (Parkinson)	0.3263
Implied Volatility (Calls)	0.3929
Implied Volatility (Puts)	0.3946
Implied Volatility (Mean)	0.3938
Put-Call Implied Volatility Ratio	1.0042
Implied Volatility Skew	0.0284
Option Statistics
Put-Call Ratio (Volume)	0.7778
Put-Call Ratio (Open Interest)	0.4369