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	param	t-stat
$ω$	0.0349	31.55
$α$	0.0940	34.91
$β$	0.9008	245.51
$γ$	1.0000	36.27
$δ$	0.9073	30.78

V-Lab

iShares Core S&P 500 ETF APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:15.68% (-1.23%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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