Put-Call Ratio (Volume) (30-Day)

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

COMPASS Pathways PLC Sponsored ADR (CMPS) had 30-Day Put-Call Ratio (Volume) of 0.2611 for 2026-04-17.

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Figures for 2026-04-17

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6643
Historical Volatility (Parkinson)	0.6217
Implied Volatility (Calls)	0.9375
Implied Volatility (Puts)	1.0609
Implied Volatility (Mean)	0.9992
Put-Call Implied Volatility Ratio	1.1316
Implied Volatility Skew	0.0051
Option Statistics
Put-Call Ratio (Volume)	0.2611
Put-Call Ratio (Open Interest)	1.2868