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	param	t-stat
$ω$	0.0274	22.08
$α$	0.0728	39.32
$β$	0.9272	481.92
$γ$	0.2320	12.06
$δ$	1.1408	27.40

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AT&T Inc APARCH Volatility Analysis

Volatility Prediction for Thursday, February 19th, 2026:25.88% (+2.87%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other AT&T Inc Analyses