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.

IQVIA Holdings Inc. (IQV) had 20-Day Put-Call Ratio (Open Interest) of 0.8129 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2604
Historical Volatility (Parkinson)	0.2641
Implied Volatility (Calls)	0.3894
Implied Volatility (Puts)	0.3563
Implied Volatility (Mean)	0.3728
Put-Call Implied Volatility Ratio	0.9151
Implied Volatility Skew	0.0578
Option Statistics
Put-Call Ratio (Volume)	2.8750
Put-Call Ratio (Open Interest)	0.8129