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	param	t-stat
$ω$	3.4099	9.14
$α$	0.1027	4.08
$β$	0.6778	10.77
$γ_{1}$	0.4320	5.46
$γ_{2}$	-0.3805	-2.91
$γ_{3}$	-0.1239	-1.29
$γ_{4}$	0.0858	1.42

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HeiLongJiang ZBD Pharmaceutical Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:29.81% (-0.77%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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