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	param	t-stat
$ω$	0.2984	14.99
$α$	0.0908	24.90
$β$	0.8907	201.61

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ACI Worldwide Inc GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:51.40% (-1.81%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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