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	param	t-stat
$ω$	0.6046	8.48
$α$	0.0972	8.47
$β$	0.8776	68.04
$γ_{1}$	-0.0030	-4.84

V-Lab

Invesco Exchange-Traded Fund Trust Invesco Dorsey Wright Healthcare Momentum ETF Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:26.97% (-1.25%)

Date Range:

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News Impact Curve

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