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	param	t-stat
$ω$	0.6941	11.59
$α$	0.1718	11.56
$β$	0.8153	118.52
$γ$	0.0242	1.24

V-Lab

Sandmartin International Holdings Ltd GJR-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:112.61% (+14.06%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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