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	param	t-stat
$ω$	1.7085	1.94
$α$	0.3266	4.79
$β$	0.5741	8.12
$γ_{1}$	1.7329	1.55
$γ_{2}$	-1.9553	-1.09
$γ_{3}$	-1.3180	-0.88
$γ_{4}$	4.2732	3.83
$γ_{5}$	-4.9126	-5.14
$γ_{6}$	3.9069	3.34
$γ_{7}$	-4.0091	-2.95
$γ_{8}$	4.6364	2.99
$γ_{9}$	-3.2975	-1.24

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Hebei Yichen Industrial Group Corp Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:55.53% (-4.15%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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