Put-Call Ratio (Open Interest) (120-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.

Portillo's Inc. (PTLO) had 120-Day Put-Call Ratio (Open Interest) of 0.5280 for 2025-07-16.

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Figures for 2025-07-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5146
Historical Volatility (Parkinson)	0.4964
Implied Volatility (Calls)	0.4954
Implied Volatility (Puts)	0.5087
Implied Volatility (Mean)	0.5020
Put-Call Implied Volatility Ratio	1.0268
Implied Volatility Skew	0.0335
Option Statistics
Put-Call Ratio (Volume)	0.1849
Put-Call Ratio (Open Interest)	0.5280