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	param	t-stat
$ω$	1.8017	9.28
$α$	0.0735	7.71
$β$	0.8855	62.15
$γ_{1}$	0.0079	3.42
$γ_{2}$	-0.0093	-2.07

V-Lab

Telefonica Brasil SA Spline-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:31.45% (-0.32%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Telefonica Brasil SA Analyses