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	param	t-stat
$ω$	2.3195	4.26
$α$	0.4294	6.68
$β$	0.4434	8.65
$γ_{1}$	1.1232	4.39
$γ_{2}$	-1.7251	-4.17
$γ_{3}$	0.7924	2.55
$γ_{4}$	-0.2184	-0.78
$γ_{5}$	0.0331	0.12
$γ_{6}$	0.0296	0.15

V-Lab

Hirayama Holdings Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:31.16% (+12.49%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Hirayama Holdings Co Ltd Analyses