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.

A10 Networks, Inc. (ATEN) had 150-Day Put-Call Ratio (Volume) of 0.9643 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3468
Historical Volatility (Parkinson)	0.3782
Implied Volatility (Calls)	0.5427
Implied Volatility (Puts)	0.4870
Implied Volatility (Mean)	0.5149
Put-Call Implied Volatility Ratio	0.8974
Implied Volatility Skew	0.0165
Option Statistics
Put-Call Ratio (Volume)	0.9643
Put-Call Ratio (Open Interest)	0.0311