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	param	t-stat
$ω$	0.5851	4.54
$α$	0.0434	5.30
$β$	0.9395	77.60
$γ_{1}$	-0.0833	-3.12
$γ_{2}$	0.1201	3.10
$γ_{3}$	-0.0412	-1.77
$γ_{4}$	-0.0003	-0.01
$γ_{5}$	0.0050	0.28

V-Lab

Century Aluminum Co Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:80.37% (+2.38%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Century Aluminum Co Analyses