Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	1.0414	24.37
$α$	0.4658	16.72
$β$	0.5208	44.87
$γ$	0.0226	0.46

V-Lab

Artner Co Ltd GJR-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:30.40% (+4.31%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Artner Co Ltd Analyses