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	param	t-stat
$ω$	0.9109	7.91
$α$	0.0639	6.89
$β$	0.9136	78.37
$γ_{1}$	-0.0016	-1.03

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Itau Unibanco Holding SA Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:39.91% (+0.59%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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