Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.0651	11.80
$α$	0.1971	34.37
$β$	0.9589	351.74
$γ$	-0.0663	-11.08

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Sumitomo Corp EGARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:40.60% (+0.07%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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