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	param	t-stat
$ω$	0.0363	19.33
$α$	0.0695	43.25
$β$	0.9155	551.49
$γ$	0.2264	6.96

V-Lab

AT&T Inc AGARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:28.76% (-1.02%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other AT&T Inc Analyses