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	param	t-stat
$ω$	0.8244	9.38
$α$	0.0946	6.41
$β$	0.8301	34.99
$γ_{1}$	0.0042	0.20
$γ_{2}$	0.0227	0.64
$γ_{3}$	-0.0795	-2.29
$γ_{4}$	0.0955	2.76
$γ_{5}$	-0.0860	-2.59
$γ_{6}$	0.0874	2.48
$γ_{7}$	-0.0626	-1.71
$γ_{8}$	0.0180	0.65

V-Lab

The Cigna Group Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:35.67% (+0.49%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other The Cigna Group Analyses