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	param	t-stat
$ω$	0.4078	14.66
$α$	0.2752	22.62
$β$	0.6416	34.30
$γ$	0.1108	2.97
$δ$	0.8626	18.87

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Hebei Yichen Industrial Group Corp Ltd APARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:48.72% (-1.14%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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