Put-Call Ratio (Volume) (20-Day)

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

AtriCure, Inc. (ATRC) 20-Day Put-Call Ratio (Volume) data is not available for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3075
Historical Volatility (Parkinson)	0.4192
Implied Volatility (Calls)	1.0615
Implied Volatility (Puts)	0.9115
Implied Volatility (Mean)	0.9865
Put-Call Implied Volatility Ratio	0.8587
Implied Volatility Skew	0.2132
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	45.0000