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	param	t-stat
$ω$	0.0293	19.54
$α$	0.0578	21.78
$β$	0.9422	327.82
$γ$	0.5411	11.98
$δ$	0.7664	18.17

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Revvity Inc APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:48.05% (-2.51%)

Date Range:

Parameter Estimates

News Impact Curve

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