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	param	t-stat
$ω$	1.0384	7.63
$α$	0.1262	7.48
$β$	0.8336	44.09
$γ_{1}$	0.0095	2.99

V-Lab

Vanguard S&P Mid-Cap 400 ETF Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:20.38% (+0.67%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Vanguard S&P Mid-Cap 400 ETF Analyses