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	param	t-stat
$ω$	4.6609	5.05
$α$	0.0485	66.39
$β$	0.9973	1,951.71
$ν$	5.4945	17.93

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Costco Wholesale Corp GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:23.90% (+1.26%)

Date Range:

Parameter Estimates

Other Costco Wholesale Corp Analyses