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	param	t-stat
$ω$	154.9698	19.11
$α$	0.1135	10.74
$β$	0.7751	51.94
$ν$	5.1779	3.20

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CBOE S&P 500 9-Day Volatility Index GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Wednesday, February 25th, 2026:213.31% (+5.08%)

Date Range:

Parameter Estimates

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