Put-Call Ratio (Open Interest) (90-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.

AutoZone, Inc. (AZO) had 90-Day Put-Call Ratio (Open Interest) of 1.0193 for 2026-10-16.

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Figures for 2026-10-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2780
Historical Volatility (Parkinson)	0.2570
Implied Volatility (Calls)	0.3344
Implied Volatility (Puts)	0.3352
Implied Volatility (Mean)	0.3348
Put-Call Implied Volatility Ratio	1.0022
Implied Volatility Skew	0.0155
Option Statistics
Put-Call Ratio (Volume)	0.5508
Put-Call Ratio (Open Interest)	1.0193