Put-Call Ratio (Volume) (120-Day)

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

Intuitive Surgical, Inc. (ISRG) had 120-Day Put-Call Ratio (Volume) of 4.5032 for 2026-05-22.

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Figures for 2026-05-22

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3026
Historical Volatility (Parkinson)	0.2735
Implied Volatility (Calls)	0.3530
Implied Volatility (Puts)	0.3575
Implied Volatility (Mean)	0.3552
Put-Call Implied Volatility Ratio	1.0129
Implied Volatility Skew	0.0268
Option Statistics
Put-Call Ratio (Volume)	4.5032
Put-Call Ratio (Open Interest)	0.9136