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	param	t-stat
$m$	21
$α$	0.1240	16.03
$β$	0.5574	33.24
$γ$	0.0890	5.94
$λ_{1}$	0.0276	0.88
$λ_{2}$	0.0134	1.38
$λ_{3}$	0.9844	78.73

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ACI Worldwide Inc MF2-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:38.26% (-4.07%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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