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	param	t-stat
$ω$	0.0606	14.39
$α$	0.0777	21.96
$β$	0.8960	237.30
$γ$	0.2028	10.12
$δ$	2.1951	29.13

V-Lab

State Street SPDR S&P China ETF APARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:20.13% (-0.68%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other State Street SPDR S&P China ETF Analyses