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	param	t-stat
$ω$	2.3935	4.06
$α$	0.1899	5.62
$β$	0.7713	28.97
$γ_{1}$	0.0194	3.49
$γ_{2}$	-0.0223	-3.09

V-Lab

Sugimura Warehouse Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:45.54% (-4.89%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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