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	param	t-stat
$ω$	15.0000	18.23
$α$	0.0974	25.79
$β$	0.7488	180.13
$γ$	-10.0000	-20.14

V-Lab

CBOE S&P 500 9-Day Volatility Index AGARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:206.63% (-13.59%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other CBOE S&P 500 9-Day Volatility Index Analyses