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	param	t-stat
$ω$	0.0281	12.40
$α$	0.0398	16.72
$β$	0.9602	430.97
$γ$	0.5106	12.18
$δ$	0.7298	14.73

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ADTRAN Holdings Inc APARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:44.69% (-1.42%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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