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	param	t-stat
$ω$	0.2774	4.93
$α$	0.2920	5.98
$β$	0.5204	7.71
$γ_{1}$	4.2732	4.53
$γ_{2}$	-6.6551	-4.15
$γ_{3}$	3.6649	2.67
$γ_{4}$	-1.2012	-1.02
$γ_{5}$	-0.2643	-0.29
$γ_{6}$	-0.0236	-0.02
$γ_{7}$	0.2872	0.22
$γ_{8}$	0.1880	0.12
$γ_{9}$	1.2308	1.03
$γ_{10}$	-2.9341	-1.46

V-Lab

Atento SA Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 6th, 2026:998.94% (-0.10%)

Date Range:

Parameter Estimates

News Impact Curve

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