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	param	t-stat
$ω$	0.0418	20.74
$α$	0.1080	40.56
$β$	0.8920	369.34
$γ$	0.2557	16.90
$δ$	1.5524	30.65

V-Lab

Chubb Ltd APARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:21.50% (-0.84%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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