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	param	t-stat
$ω$	0.0407	21.01
$α$	0.0814	36.86
$β$	0.9144	408.39
$γ$	0.2742	9.76
$δ$	1.3377	24.04

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S&P Global Inc APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:58.49% (-1.77%)

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