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.

Cassava Sciences, Inc. (SAVA) had 30-Day Put-Call Ratio (Volume) of 1.7143 for 2025-08-29.

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Figures for 2025-08-29

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6177
Historical Volatility (Parkinson)	0.6202
Implied Volatility (Calls)	0.8328
Implied Volatility (Puts)	0.8222
Implied Volatility (Mean)	0.8275
Put-Call Implied Volatility Ratio	0.9872
Implied Volatility Skew	-0.0290
Option Statistics
Put-Call Ratio (Volume)	1.7143
Put-Call Ratio (Open Interest)	0.4612