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	param	t-stat
$ω$	0.7692	8.03
$α$	0.0926	6.96
$β$	0.8142	31.86
$γ_{1}$	-0.1108	-5.17
$γ_{2}$	0.1773	5.72
$γ_{3}$	-0.0949	-4.45
$γ_{4}$	0.0226	0.94
$γ_{5}$	0.0224	0.79
$γ_{6}$	-0.0264	-0.71

V-Lab

Sony Group Corporation Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:31.59% (-1.71%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sony Group Corporation Analyses