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	param	t-stat
$ω$	1.8202	9.36
$α$	0.1500	7.17
$β$	0.5935	12.02
$γ_{1}$	0.0377	1.41
$γ_{2}$	0.0092	0.23
$γ_{3}$	-0.1250	-4.15
$γ_{4}$	0.1305	4.68
$γ_{5}$	-0.0529	-2.11
$γ_{6}$	-0.0181	-0.79
$γ_{7}$	0.0305	1.80

V-Lab

Hengan International Group Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:20.20% (-0.05%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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