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	param	t-stat
$ω$	0.4712	19.53
$α$	0.0695	18.96
$β$	0.8421	165.93
$γ$	0.0753	6.50

V-Lab

Ishihara Sangyo Kaisha Ltd GJR-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:36.76% (+0.15%)

Date Range:

Parameter Estimates

News Impact Curve

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