KOSPI 200 Volatility Index

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	param	t-stat
$ω$	0.8594	5.12
$α$	0.1932	9.50
$β$	0.7332	37.25
$γ$	-0.0565	-2.60
$δ$	2.3408	13.46

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Bumhan Fuel Cell Co Ltd APARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:48.39% (+3.11%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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