Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	2.0940	5.02
$α$	0.2361	3.34
$β$	0.1464	1.62
$γ_{1}$	1.4238	1.77
$γ_{2}$	-1.5749	-1.17
$γ_{3}$	1.0592	0.95
$γ_{4}$	-2.6170	-2.61
$γ_{5}$	2.5418	1.85
$γ_{6}$	-0.8005	-0.54
$γ_{7}$	0.1992	0.17
$γ_{8}$	-0.8922	-0.58
$γ_{9}$	2.3948	1.30
$γ_{10}$	-5.3623	-2.79

V-Lab

Hatena Co Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:20.94% (-0.44%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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