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	param	t-stat
$ω$	0.7735	6.11
$α$	0.0741	7.44
$β$	0.8834	62.33
$γ_{1}$	0.0590	2.86
$γ_{2}$	-0.0957	-3.28
$γ_{3}$	0.0548	2.84
$γ_{4}$	-0.0527	-2.50
$γ_{5}$	0.0669	3.01
$γ_{6}$	-0.0271	-1.35
$γ_{7}$	-0.0460	-1.76

V-Lab

Spire Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:16.79% (+0.54%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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