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	param	t-stat
$ω$	0.8642	10.29
$α$	0.0904	10.92
$β$	0.8847	87.24
$γ_{1}$	-0.0004	-2.51

V-Lab

Sony Group Corp Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:37.46% (-1.06%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sony Group Corp Analyses