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.

CytomX Therapeutics, Inc. (CTMX) had 20-Day Put-Call Ratio (Volume) of 3.8293 for 2026-06-05.

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Figures for 2026-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5749
Historical Volatility (Parkinson)	0.5115
Implied Volatility (Calls)	1.0405
Implied Volatility (Puts)	1.1219
Implied Volatility (Mean)	1.0812
Put-Call Implied Volatility Ratio	1.0782
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	3.8293
Put-Call Ratio (Open Interest)	0.7197