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	param	t-stat
$ω$	155.0707	19.32
$α$	0.1137	10.82
$β$	0.7762	52.54
$ν$	5.2176	3.21

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

Volatility Prediction for Tuesday, March 17th, 2026:210.12% (+13.41%)

Date Range:

Parameter Estimates

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