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	param	t-stat
$ω$	2.4940	1.52
$α$	0.6128	2.41
$β$	0.2477	2.17
$γ_{1}$	-0.2448	-1.02
$γ_{2}$	0.4957	1.24
$γ_{3}$	-0.4674	-1.36
$γ_{4}$	0.2218	0.70
$γ_{5}$	0.1184	0.52

V-Lab

Artgreen Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:8.42% (-0.77%)

Date Range:

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News Impact Curve

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