Put-Call Ratio (Volume) (90-Day)

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

Cytek Biosciences, Inc. (CTKB) had 90-Day Put-Call Ratio (Volume) of 0.0000 for 2026-10-02.

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Figures for 2026-10-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4419
Historical Volatility (Parkinson)	0.4842
Implied Volatility (Calls)	1.2295
Implied Volatility (Puts)	2.3686
Implied Volatility (Mean)	1.7990
Put-Call Implied Volatility Ratio	1.9265
Implied Volatility Skew	0.3267
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.3138