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	param	t-stat
$ω$	0.3930	13.75
$α$	0.1144	25.60
$β$	0.8597	173.51
$γ$	0.5487	3.08

V-Lab

ACI Worldwide Inc AGARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:55.54% (-2.93%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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