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	param	t-stat
$ω$	1.1656	10.28
$α$	0.0836	7.71
$β$	0.8185	61.72
$γ$	-0.0075	-0.52

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Portillo'S Inc GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:51.74% (-1.96%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Portillo'S Inc Analyses