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	param	t-stat
$ω$	0.0219	20.67
$α$	0.0684	21.03
$β$	0.9302	343.51
$γ$	0.2103	11.09
$δ$	1.4533	26.97

V-Lab

Spire Inc APARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:17.00% (+0.21%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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