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	param	t-stat
$ω$	0.1798	8.68
$α$	0.1261	13.58
$β$	0.8708	84.58
$γ$	0.0396	1.19
$δ$	1.1893	19.82

V-Lab

SIS International Holdings APARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:41.68% (+0.65%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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