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	param	t-stat
$ω$	1.7230	10.36
$α$	0.0795	7.45
$β$	0.8553	45.57
$γ_{1}$	0.0484	5.64
$γ_{2}$	-0.0665	-5.05
$γ_{3}$	0.0222	2.18
$γ_{4}$	0.0035	0.25

V-Lab

Sony Group Corporation Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:36.76% (-1.31%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sony Group Corporation Analyses