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	param	t-stat
$ω$	1.6230	7.40
$α$	0.1382	8.53
$β$	0.8273	44.63
$γ_{1}$	0.0250	4.36
$γ_{2}$	-0.0298	-4.05

V-Lab

Vanguard Mega Cap ETF Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:17.27% (+3.07%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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