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{type} for {date}

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	param	t-stat
$ω$	0.8888	4.13
$α$	0.1001	7.65
$β$	0.8709	60.32
$γ_{1}$	-0.0295	-1.85
$γ_{2}$	0.0505	2.32
$γ_{3}$	-0.0281	-2.74

V-Lab

State Street SPDR Portfolio S&P 500 ETF Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:13.98% (-0.66%)

Date Range:

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News Impact Curve

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