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	param	t-stat
$ω$	1.4742	3.67
$α$	0.0915	9.12
$β$	0.8720	68.48
$γ_{1}$	0.0149	0.36
$γ_{2}$	0.0427	0.77
$γ_{3}$	-0.1390	-4.85
$γ_{4}$	0.1603	5.19
$γ_{5}$	-0.1484	-4.36
$γ_{6}$	0.1106	3.44
$γ_{7}$	-0.0572	-1.73
$γ_{8}$	0.0673	1.20

V-Lab

HeidelbergCement AG Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:56.28% (-3.21%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other HeidelbergCement AG Analyses