Put-Call Ratio (Volume) (10-Day)

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

Heron Therapeutics, Inc. (HRTX) had 10-Day Put-Call Ratio (Volume) of 5.4324 for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4819
Historical Volatility (Parkinson)	0.6614
Implied Volatility (Calls)	2.7473
Implied Volatility (Puts)	1.8858
Implied Volatility (Mean)	2.3165
Put-Call Implied Volatility Ratio	0.6864
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	5.4324
Put-Call Ratio (Open Interest)	1.1838