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	param	t-stat
$ω$	1.2185	5.68
$α$	0.1175	3.29
$β$	0.4119	3.19
$γ_{1}$	-0.0267	-0.11
$γ_{2}$	0.8430	2.27
$γ_{3}$	-1.4686	-4.69
$γ_{4}$	0.5480	1.93
$γ_{5}$	0.7682	3.50
$γ_{6}$	-1.4236	-6.91
$γ_{7}$	1.0277	5.05
$γ_{8}$	-0.1460	-0.73
$γ_{9}$	-0.1862	-1.11

V-Lab

SunCoke Energy Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:41.80% (+0.82%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other SunCoke Energy Inc Analyses