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	param	t-stat
$ω$	0.8754	11.81
$α$	0.1318	11.07
$β$	0.7993	48.60
$γ_{1}$	-0.0039	-3.95
$γ_{2}$	0.0057	2.71

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Okasan Securities Group Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:32.09% (-2.09%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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