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	param	t-stat
$ω$	0.0511	11.34
$α$	0.1018	35.77
$β$	0.8982	220.10
$γ$	0.2510	6.96
$δ$	0.9497	21.01

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Quest Diagnostics Inc APARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:25.88% (-0.10%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Quest Diagnostics Inc Analyses