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	param	t-stat
$ω$	1.0394	8.39
$α$	0.1962	6.58
$β$	0.5721	10.81
$γ_{1}$	-0.0089	-1.89
$γ_{2}$	0.0152	1.83

V-Lab

Marumae Co Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:53.15% (+5.85%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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