HSI Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.7118	3.18
$α$	0.1150	7.69
$β$	0.8048	30.38
$γ_{1}$	-0.3821	-3.38
$γ_{2}$	0.4295	2.91
$γ_{3}$	0.0672	0.95
$γ_{4}$	-0.2815	-3.83
$γ_{5}$	0.3233	4.33
$γ_{6}$	-0.2417	-3.20
$γ_{7}$	0.1739	1.98
$γ_{8}$	-0.2216	-2.13
$γ_{9}$	0.2081	2.68

V-Lab

China Gas Holdings Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:21.26% (-0.47%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other China Gas Holdings Ltd Analyses