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	param	t-stat
$ω$	154.4245	19.05
$α$	0.1136	10.80
$β$	0.7771	51.89
$ν$	5.2017	3.19

V-Lab

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

Volatility Prediction for Wednesday, February 4th, 2026:198.92% (+29.69%)

Date Range:

Parameter Estimates

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