Put-Call Ratio (Volume) (20-Day)

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

Vaxcyte, Inc. (PCVX) had 20-Day Put-Call Ratio (Volume) of 0.1308 for 2026-10-21.

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Figures for 2026-10-21

Volatility Metrics
Historical Volatility (Close-to-Close)	1.3888
Historical Volatility (Parkinson)	0.8711
Implied Volatility (Calls)	0.5900
Implied Volatility (Puts)	0.5591
Implied Volatility (Mean)	0.5745
Put-Call Implied Volatility Ratio	0.9477
Implied Volatility Skew	0.0723
Option Statistics
Put-Call Ratio (Volume)	0.1308
Put-Call Ratio (Open Interest)	0.8256