Put-Call Ratio (Volume) (150-Day)

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

Zai Lab Limited Unsponsored ADR (ZLAB) 150-Day Put-Call Ratio (Volume) data is not available for 2026-06-05.

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Figures for 2026-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5232
Historical Volatility (Parkinson)	0.3949
Implied Volatility (Calls)	0.7184
Implied Volatility (Puts)	0.6156
Implied Volatility (Mean)	0.6670
Put-Call Implied Volatility Ratio	0.8570
Implied Volatility Skew	-0.1132
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	8.1821