Put-Call Ratio (Volume) (180-Day)

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

Inspire Medical Systems, Inc. (INSP) had 180-Day Put-Call Ratio (Volume) of 2.5000 for 2026-04-17.

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Figures for 2026-04-17

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8012
Historical Volatility (Parkinson)	0.6715
Implied Volatility (Calls)	0.8018
Implied Volatility (Puts)	0.7971
Implied Volatility (Mean)	0.7995
Put-Call Implied Volatility Ratio	0.9941
Implied Volatility Skew	0.0157
Option Statistics
Put-Call Ratio (Volume)	2.5000
Put-Call Ratio (Open Interest)	0.9632