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.

Structure Therapeutics Inc. Sponsored ADR (GPCR) had 20-Day Put-Call Ratio (Volume) of 2.7297 for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6228
Historical Volatility (Parkinson)	0.7282
Implied Volatility (Calls)	0.7980
Implied Volatility (Puts)	0.7026
Implied Volatility (Mean)	0.7503
Put-Call Implied Volatility Ratio	0.8804
Implied Volatility Skew	0.1184
Option Statistics
Put-Call Ratio (Volume)	2.7297
Put-Call Ratio (Open Interest)	1.1226