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	param	t-stat
$ω$	1.0904	6.24
$α$	0.0511	4.47
$β$	0.9155	51.75
$γ_{1}$	0.0414	2.10
$γ_{2}$	-0.0706	-2.58
$γ_{3}$	0.0413	3.22

V-Lab

Banco Santander Brasil SA Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, January 2nd, 2026:34.05% (-0.76%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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