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	param	t-stat
$ω$	2.1348	2.57
$α$	0.6041	4.33
$β$	0.2693	4.92
$γ_{1}$	4.0994	3.10
$γ_{2}$	-6.3942	-2.69
$γ_{3}$	3.4576	1.70
$γ_{4}$	-0.7989	-0.47
$γ_{5}$	-1.6476	-0.83
$γ_{6}$	2.0739	0.99
$γ_{7}$	-1.0828	-0.80
$γ_{8}$	1.5801	1.19
$γ_{9}$	-3.4762	-2.05
$γ_{10}$	3.8521	1.78

V-Lab

Aptevo Therapeutics Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:96.28% (-13.52%)

Date Range:

Parameter Estimates

News Impact Curve

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