Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.2190	8.15
$α$	0.2090	39.70
$β$	0.7763	223.45

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Sumco Corp MEM Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:68.44% (+3.78%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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