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	param	t-stat
$ω$	1.0205	11.44
$α$	0.0639	6.90
$β$	0.9145	79.79
$γ_{1}$	0.0004	1.15

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Itau Unibanco Holding SA Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:40.09% (-1.01%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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