Put-Call Ratio (Volume) (90-Day)

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

GRAIL, Inc. (GRAL) had 90-Day Put-Call Ratio (Volume) of 0.4851 for 2026-03-05.

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Figures for 2026-03-05

Volatility Metrics
Historical Volatility (Close-to-Close)	1.6794
Historical Volatility (Parkinson)	0.8184
Implied Volatility (Calls)	0.8452
Implied Volatility (Puts)	0.9025
Implied Volatility (Mean)	0.8738
Put-Call Implied Volatility Ratio	1.0679
Implied Volatility Skew	0.0045
Option Statistics
Put-Call Ratio (Volume)	0.4851
Put-Call Ratio (Open Interest)	0.4093