Put-Call Ratio (Volume) (30-Day)

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

Five9, Inc. (FIVN) had 30-Day Put-Call Ratio (Volume) of 0.1610 for 2026-10-16.

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Figures for 2026-10-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7748
Historical Volatility (Parkinson)	0.6501
Implied Volatility (Calls)	0.7852
Implied Volatility (Puts)	0.8485
Implied Volatility (Mean)	0.8169
Put-Call Implied Volatility Ratio	1.0806
Implied Volatility Skew	-0.0227
Option Statistics
Put-Call Ratio (Volume)	0.1610
Put-Call Ratio (Open Interest)	0.3562