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	param	t-stat
$ω$	0.0530	19.31
$α$	0.1809	44.87
$β$	0.9703	708.76
$γ$	-0.0314	-7.68

V-Lab

Sony Group Corp EGARCH Volatility Analysis

Volatility Prediction for Tuesday, February 24th, 2026:39.90% (+2.91%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sony Group Corp Analyses