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	param	t-stat
$ω$	1.7471	2.58
$α$	0.0873	5.55
$β$	0.8670	37.81
$γ_{1}$	0.3885	3.11
$γ_{2}$	-0.6074	-3.83
$γ_{3}$	0.3682	4.16
$γ_{4}$	-0.2543	-2.78
$γ_{5}$	0.2121	2.52
$γ_{6}$	-0.1915	-2.34
$γ_{7}$	0.1522	1.31

V-Lab

Northwestern Energy Group Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 10th, 2026:24.70% (-0.32%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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