Put-Call Ratio (Volume) (30-Day)

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

QuidelOrtho Corporation (QDEL) had 30-Day Put-Call Ratio (Volume) of 0.8824 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	1.2282
Historical Volatility (Parkinson)	0.7444
Implied Volatility (Calls)	1.2607
Implied Volatility (Puts)	0.8609
Implied Volatility (Mean)	1.0608
Put-Call Implied Volatility Ratio	0.6829
Implied Volatility Skew	0.2322
Option Statistics
Put-Call Ratio (Volume)	0.8824
Put-Call Ratio (Open Interest)	0.8188