Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	1.3666	4.31
$α$	0.1939	2.66
$β$	0.5214	3.01
$γ_{1}$	0.8187	3.06

V-Lab

S&J Corporation Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 6th, 2026:59.64% (-1.52%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other S&J Corporation Analyses