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	param	t-stat
$ω$	1.2825	7.12
$α$	0.0850	40.64
$β$	0.9902	659.27
$ν$	8.3743	6.00

V-Lab

S&P 500 Equal Weight Index (EWI) GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Wednesday, March 4th, 2026:12.75% (+1.29%)

Date Range:

Parameter Estimates

Other S&P 500 Equal Weight Index (EWI) Analyses