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	param	t-stat
$ω$	-0.0318	-9.01
$α$	0.0832	37.60
$β$	0.8909	374.31
$γ$	0.9694	32.48

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State Street SPDR S&P 400 Mid Cap Growth ETF AGARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:18.75% (+2.85%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other State Street SPDR S&P 400 Mid Cap Growth ETF Analyses