Put-Call Ratio (Volume) (120-Day)

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

QuidelOrtho Corporation (QDEL) had 120-Day Put-Call Ratio (Volume) of 0.0000 for 2026-10-20.

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Figures for 2026-10-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9620
Historical Volatility (Parkinson)	0.6929
Implied Volatility (Calls)	0.8018
Implied Volatility (Puts)	0.9708
Implied Volatility (Mean)	0.8863
Put-Call Implied Volatility Ratio	1.2108
Implied Volatility Skew	-0.0681
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	1.0134