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	param	t-stat
$ω$	0.3019	9.39
$α$	0.1102	8.22
$β$	0.8639	113.86
$γ$	0.0130	0.60

V-Lab

SIS International Holdings GJR-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:37.74% (-0.14%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other SIS International Holdings Analyses