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	param	t-stat
$ω$	0.7289	8.21
$α$	0.0739	5.91
$β$	0.8541	33.59
$γ_{1}$	-0.0686	-1.66
$γ_{2}$	-0.0026	-0.04
$γ_{3}$	0.2040	4.46
$γ_{4}$	-0.2708	-7.02
$γ_{5}$	0.2275	5.84
$γ_{6}$	-0.1087	-2.37
$γ_{7}$	0.0124	0.27
$γ_{8}$	0.0118	0.39

V-Lab

Rush Enterprises Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:33.74% (-0.62%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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