Put-Call Ratio (Volume) (20-Day)

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

Heartflow, Inc. (HTFL) had 20-Day Put-Call Ratio (Volume) of 0.0643 for 2026-07-06.

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Figures for 2026-07-06

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9773
Historical Volatility (Parkinson)	0.8445
Implied Volatility (Calls)	1.1404
Implied Volatility (Puts)	0.8723
Implied Volatility (Mean)	1.0064
Put-Call Implied Volatility Ratio	0.7648
Implied Volatility Skew	0.0870
Option Statistics
Put-Call Ratio (Volume)	0.0643
Put-Call Ratio (Open Interest)	0.7357