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	param	t-stat
$ω$	0.0402	13.32
$α$	0.0582	16.96
$β$	0.9379	258.80
$γ$	0.3820	13.33
$δ$	0.9890	13.76

V-Lab

General Motors Co APARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:33.92% (-1.55%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other General Motors Co Analyses