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	param	t-stat
$ω$	0.7400	3.41
$α$	0.0435	6.83
$β$	0.9356	104.62
$γ_{1}$	0.0213	0.50
$γ_{2}$	0.0017	0.03
$γ_{3}$	-0.0790	-2.46
$γ_{4}$	0.1157	3.93
$γ_{5}$	-0.1208	-3.99
$γ_{6}$	0.1332	4.04
$γ_{7}$	-0.1190	-4.07
$γ_{8}$	0.0532	2.70

V-Lab

Alcoa Corp Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:56.52% (-1.10%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Alcoa Corp Analyses