Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.4946	4.77
$α$	0.1502	3.94
$β$	0.6112	6.54
$γ_{1}$	5.4518	4.30
$γ_{2}$	-9.8082	-5.11
$γ_{3}$	7.3644	4.37
$γ_{4}$	-5.7014	-3.24
$γ_{5}$	6.3235	3.87
$γ_{6}$	-7.4736	-3.89
$γ_{7}$	7.0448	3.89
$γ_{8}$	-4.7220	-3.26
$γ_{9}$	3.6107	1.13

V-Lab

Witz Corp Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:86.62% (+2.24%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Witz Corp Analyses