Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	3.6937	6.79
$α$	0.2999	5.63
$β$	0.4289	6.34
$γ_{1}$	0.3859	4.52
$γ_{2}$	-0.5629	-3.99
$γ_{3}$	0.3212	3.11
$γ_{4}$	-0.2375	-2.07

V-Lab

First-Corporation Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:13.67% (+0.36%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other First-Corporation Analyses