Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.7755	5.79
$α$	0.1383	10.34
$β$	0.8032	48.65
$γ_{1}$	-0.0324	-3.24
$γ_{2}$	0.0343	2.43
$γ_{3}$	0.0120	1.51
$γ_{4}$	-0.0210	-3.96

V-Lab

SoftBank Group Corp Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 6th, 2026:67.83% (+11.04%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other SoftBank Group Corp Analyses