Put-Call Ratio (Open Interest) (20-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

InfuSystems Holdings, Inc. (INFU) had 20-Day Put-Call Ratio (Open Interest) of 0.0672 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4509
Historical Volatility (Parkinson)	0.3897
Implied Volatility (Calls)	0.5762
Implied Volatility (Puts)	0.7688
Implied Volatility (Mean)	0.6725
Put-Call Implied Volatility Ratio	1.3342
Implied Volatility Skew	0.1247
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0672