Put-Call Ratio (Volume) (150-Day)

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

Qualys, Inc. (QLYS) had 150-Day Put-Call Ratio (Volume) of 0.1111 for 2026-06-05.

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Figures for 2026-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5597
Historical Volatility (Parkinson)	0.5011
Implied Volatility (Calls)	0.5510
Implied Volatility (Puts)	0.5428
Implied Volatility (Mean)	0.5469
Put-Call Implied Volatility Ratio	0.9853
Implied Volatility Skew	0.0221
Option Statistics
Put-Call Ratio (Volume)	0.1111
Put-Call Ratio (Open Interest)	2.3116