Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.1190	17.20
$α$	0.0502	17.36
$β$	0.9282	429.71
$γ$	0.0218	4.13

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Sumco Corp GJR-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:64.81% (+2.64%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sumco Corp Analyses