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	param	t-stat
$ω$	1.6456	8.41
$α$	0.0922	5.49
$β$	0.8806	47.30
$γ_{1}$	0.0221	5.08
$γ_{2}$	-0.0262	-4.58

V-Lab

State Street SPDR S&P China ETF Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:21.41% (-0.73%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other State Street SPDR S&P China ETF Analyses