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	param	t-stat
$ω$	2.4937	6.01
$α$	0.1126	2.07
$β$	0.4496	1.90
$γ_{1}$	1.5300	4.55
$γ_{2}$	-1.8599	-3.91
$γ_{3}$	0.3870	1.79

V-Lab

Kohoku Kogyo Co. Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:47.76% (+2.85%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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