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	param	t-stat
$ω$	0.1197	20.08
$α$	0.0588	20.59
$β$	0.9061	383.95
$γ$	0.0365	6.95

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Sumitomo Metal Mining Co Ltd GJR-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:88.15% (+7.58%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sumitomo Metal Mining Co Ltd Analyses