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	param	t-stat
$ω$	1.3230	6.99
$α$	0.1382	8.78
$β$	0.8261	46.80
$γ_{1}$	-0.0090	-0.81
$γ_{2}$	0.0284	1.66
$γ_{3}$	-0.0270	-2.75

V-Lab

Invesco S&P 500 Quality ETF Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:19.34% (+2.60%)

Date Range:

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News Impact Curve

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