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	param	t-stat
$ω$	0.1175	16.24
$α$	0.1136	39.78
$β$	0.8515	248.83
$γ$	0.6933	20.56

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Sumitomo Corp AGARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:31.56% (-2.12%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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