HSI Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	2.6293	6.89
$α$	0.2302	4.78
$β$	0.5481	8.11
$γ_{1}$	0.4238	3.29
$γ_{2}$	-0.6662	-3.29
$γ_{3}$	0.5505	3.55
$γ_{4}$	-0.5312	-3.61
$γ_{5}$	0.4722	2.74
$γ_{6}$	-0.5063	-2.59
$γ_{7}$	0.4817	2.29
$γ_{8}$	-0.3436	-1.87

V-Lab

Legend Upstar Holdings Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:66.57% (-4.15%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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