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	param	t-stat
$ω$	1.2538	9.84
$α$	0.0899	8.76
$β$	0.8871	80.77
$γ_{1}$	0.0041	4.30

V-Lab

State Street Utilities Select Sector SPDR ETF Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:20.23% (-0.77%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other State Street Utilities Select Sector SPDR ETF Analyses