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	param	t-stat
$ω$	2.3577	9.14
$α$	0.1136	4.35
$β$	0.5855	21.75
$γ$	0.2988	4.63

V-Lab

Amentum Holdings Inc GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:80.85% (-17.61%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Amentum Holdings Inc Analyses