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	param	t-stat
$ω$	-0.0259	-6.85
$α$	0.0963	36.46
$β$	0.8728	292.30
$γ$	0.8896	32.03

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Vanguard S&P Mid-Cap 400 Growth ETF AGARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:18.60% (-1.50%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Vanguard S&P Mid-Cap 400 Growth ETF Analyses