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	param	t-stat
$ω$	0.0495	13.66
$α$	0.0446	24.40
$β$	0.9526	535.48
$γ$	0.1686	11.89
$δ$	1.5885	32.83

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Advantest Corp APARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:59.33% (+0.53%)

Date Range:

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