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	param	t-stat
$ω$	1.3662	5.54
$α$	0.0864	40.98
$β$	0.9909	557.93
$ν$	7.0458	7.67

V-Lab

S&P 500 Index GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Thursday, January 15th, 2026:9.66% (+0.18%)

Date Range:

Parameter Estimates

Other S&P 500 Index Analyses