Put-Call Ratio (Volume) (120-Day)

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

Erasca, Inc. (ERAS) had 120-Day Put-Call Ratio (Volume) of 4.6875 for 2026-02-20.

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Figures for 2026-02-20

Volatility Metrics
Historical Volatility (Close-to-Close)	1.0123
Historical Volatility (Parkinson)	1.0929
Implied Volatility (Calls)	1.2403
Implied Volatility (Puts)	1.3984
Implied Volatility (Mean)	1.3194
Put-Call Implied Volatility Ratio	1.1275
Implied Volatility Skew	-0.0369
Option Statistics
Put-Call Ratio (Volume)	4.6875
Put-Call Ratio (Open Interest)	0.3020