Put-Call Ratio (Volume) (120-Day)

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

Pulmonx Corporation (LUNG) 120-Day Put-Call Ratio (Volume) data is not available for 2026-05-22.

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Figures for 2026-05-22

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7901
Historical Volatility (Parkinson)	0.8208
Implied Volatility (Calls)	1.6353
Implied Volatility (Puts)	1.3390
Implied Volatility (Mean)	1.4871
Put-Call Implied Volatility Ratio	0.8188
Implied Volatility Skew	0.1112
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.7377