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	param	t-stat
$ω$	0.7363	3.38
$α$	0.0613	7.94
$β$	0.9024	76.01
$γ_{1}$	-0.0030	-0.04
$γ_{2}$	0.0366	0.35
$γ_{3}$	-0.0503	-0.90
$γ_{4}$	-0.0334	-0.74
$γ_{5}$	0.1526	3.56
$γ_{6}$	-0.2373	-5.26
$γ_{7}$	0.2727	4.97
$γ_{8}$	-0.2432	-3.87
$γ_{9}$	0.1540	2.72
$γ_{10}$	-0.0584	-1.41

V-Lab

Howmet Aerospace Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:38.70% (-1.22%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Howmet Aerospace Inc Analyses