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	param	t-stat
$ω$	0.0309	24.85
$α$	0.0665	13.55
$β$	0.9168	385.86
$γ$	0.9180	12.20
$δ$	1.2744	27.52

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Invesco S&P MidCap 400 Pure Growth ETF APARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:20.58% (+2.07%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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