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{type} for {date}

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	param	t-stat
$ω$	0.7121	6.45
$α$	0.0964	7.66
$β$	0.8762	59.87
$γ_{1}$	-0.0366	-3.18
$γ_{2}$	0.0604	3.58
$γ_{3}$	-0.0334	-3.74

V-Lab

State Street SPDR Portfolio S&P 400 Mid Cap ETF Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:18.99% (+0.60%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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