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	param	t-stat
$ω$	0.8319	4.62
$α$	0.1822	2.71
$β$	0.2462	1.42
$γ_{1}$	-1.9715	-0.71
$γ_{2}$	4.1459	0.99
$γ_{3}$	-2.9526	-1.04
$γ_{4}$	-1.3604	-0.61
$γ_{5}$	5.3294	2.10
$γ_{6}$	-5.4004	-1.93
$γ_{7}$	6.5406	2.18
$γ_{8}$	-12.1996	-2.79
$γ_{9}$	15.4831	2.91
$γ_{10}$	-15.8603	-1.61

V-Lab

Persol Holdings Co Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:28.64% (+5.58%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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