Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	1.7996	5.13
$α$	0.1256	7.06
$β$	0.8082	31.80
$γ_{1}$	-0.0174	-0.15
$γ_{2}$	-0.0060	-0.03
$γ_{3}$	0.1227	0.86
$γ_{4}$	-0.1840	-1.63
$γ_{5}$	0.2226	1.84
$γ_{6}$	-0.3558	-1.96
$γ_{7}$	0.4666	2.00
$γ_{8}$	-0.5400	-2.37
$γ_{9}$	0.6478	3.64
$γ_{10}$	-0.5428	-5.03

V-Lab

Seiko Giken Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:77.37% (+1.93%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Seiko Giken Co Ltd Analyses