Put-Call Ratio (Volume) (10-Day)

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

Compass Therapeutics, Inc. (CMPX) had 10-Day Put-Call Ratio (Volume) of 9.0000 for 2026-06-04.

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Figures for 2026-06-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7984
Historical Volatility (Parkinson)	0.7818
Implied Volatility (Calls)	0.9730
Implied Volatility (Puts)	1.1174
Implied Volatility (Mean)	1.0452
Put-Call Implied Volatility Ratio	1.1484
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	9.0000
Put-Call Ratio (Open Interest)	1.7516