Put-Call Ratio (Volume) (180-Day)

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

AstraZeneca PLC (AZN) had 180-Day Put-Call Ratio (Volume) of 2.9547 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2495
Historical Volatility (Parkinson)	0.1738
Implied Volatility (Calls)	0.3081
Implied Volatility (Puts)	0.2673
Implied Volatility (Mean)	0.2877
Put-Call Implied Volatility Ratio	0.8677
Implied Volatility Skew	0.0451
Option Statistics
Put-Call Ratio (Volume)	2.9547
Put-Call Ratio (Open Interest)	15.6874