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	param	t-stat
$ω$	0.0285	32.02
$α$	0.0760	38.70
$β$	0.9175	510.28
$γ$	0.8832	31.46
$δ$	1.0268	36.63

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iShares S&P Mid-Cap 400 Growth ETF APARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:16.92% (+2.99%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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