Put-Call Ratio (Volume) (60-Day)

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

Eton Pharmaceuticals, Inc. (ETON) had 60-Day Put-Call Ratio (Volume) of 0.0000 for 2026-10-19.

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Figures for 2026-10-19

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5463
Historical Volatility (Parkinson)	0.5738
Implied Volatility (Calls)	0.7323
Implied Volatility (Puts)	0.6812
Implied Volatility (Mean)	0.7068
Put-Call Implied Volatility Ratio	0.9301
Implied Volatility Skew	0.0173
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.0909