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	param	t-stat
$ω$	0.9703	7.15
$α$	0.1017	7.89
$β$	0.8714	62.37
$γ_{1}$	0.0014	0.62

V-Lab

Invesco S&P 500 Equal Weight Health Care ETF Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:16.02% (+2.63%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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