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	param	t-stat
$ω$	2.5868	3.18
$α$	0.0791	3.68
$β$	0.8251	17.35
$γ_{1}$	2.6587	4.33
$γ_{2}$	-3.4604	-3.92
$γ_{3}$	1.5324	2.35
$γ_{4}$	-1.5366	-2.18
$γ_{5}$	1.6371	1.99
$γ_{6}$	-2.0586	-1.81
$γ_{7}$	2.2137	1.65
$γ_{8}$	-1.7562	-1.48
$γ_{9}$	1.7645	1.83
$γ_{10}$	-1.4836	-1.89

V-Lab

Poval Kogyo Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:77.86% (+18.64%)

Date Range:

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News Impact Curve

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