Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.5585	4.10
$α$	0.1066	7.61
$β$	0.8335	41.91
$γ_{1}$	-0.0786	-3.38
$γ_{2}$	0.1000	2.86
$γ_{3}$	-0.0260	-1.15
$γ_{4}$	0.0109	0.58
$γ_{5}$	-0.0199	-0.77

V-Lab

H.I.S. Co Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:26.58% (-0.45%)

Date Range:

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News Impact Curve

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