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	param	t-stat
$ω$	1.4553	8.85
$α$	0.1063	7.47
$β$	0.8631	51.79
$γ_{1}$	0.0094	4.36

V-Lab

Invesco S&P Global Water Index ETF Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:13.43% (-0.32%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Invesco S&P Global Water Index ETF Analyses