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	param	t-stat
$ω$	0.7771	8.10
$α$	0.0925	6.97
$β$	0.8145	31.98
$γ_{1}$	-0.1084	-5.07
$γ_{2}$	0.1736	5.61
$γ_{3}$	-0.0931	-4.40
$γ_{4}$	0.0222	0.96
$γ_{5}$	0.0207	0.86
$γ_{6}$	-0.0199	-1.14

V-Lab

Sony Group Corporation Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:32.07% (-1.67%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sony Group Corporation Analyses