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	param	t-stat
$ω$	1.0504	8.03
$α$	0.0988	6.15
$β$	0.7805	23.19
$γ_{1}$	-0.0614	-1.79
$γ_{2}$	0.1236	2.46
$γ_{3}$	-0.1257	-2.97
$γ_{4}$	0.1274	2.45
$γ_{5}$	-0.1183	-2.45
$γ_{6}$	0.0623	1.62
$γ_{7}$	0.0551	1.67
$γ_{8}$	-0.1595	-4.06
$γ_{9}$	0.1448	4.26

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Granite Construction Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:24.91% (-1.53%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Granite Construction Inc Analyses