Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.2412	16.43
$α$	0.3415	29.94
$β$	0.9094	159.12
$γ$	-0.0090	-0.90

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Sumiseki Holdings Inc EGARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:125.67% (+33.59%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sumiseki Holdings Inc Analyses