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.

Glaukos Corporation (GKOS) 120-Day Put-Call Ratio (Volume) data is not available for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6024
Historical Volatility (Parkinson)	0.4918
Implied Volatility (Calls)	0.5776
Implied Volatility (Puts)	0.5458
Implied Volatility (Mean)	0.5617
Put-Call Implied Volatility Ratio	0.9449
Implied Volatility Skew	0.0143
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	1.0446