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.

Erasca, Inc. (ERAS) had 30-Day Put-Call Ratio (Volume) of 9.5970 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8958
Historical Volatility (Parkinson)	0.7423
Implied Volatility (Calls)	1.1024
Implied Volatility (Puts)	1.0356
Implied Volatility (Mean)	1.0690
Put-Call Implied Volatility Ratio	0.9394
Implied Volatility Skew	0.0986
Option Statistics
Put-Call Ratio (Volume)	9.5970
Put-Call Ratio (Open Interest)	0.5450