CBOE Volatility Index GAS-GARCH Student T Volatility Analysis
Volatility prediction for Friday, May 22nd, 2026
1 Day
85.58%
increased by 1.76%
1 Week
89.51%
increased by 5.69%
1 Month
97.83%
increased by 14.01%
Analysis last updated: Friday, May 22, 2026 at 11:33 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 45.1460 | 20.20 | |
| 0.1246 | 26.52 | |
| 0.9068 | 186.20 | |
| 5.3360 | 8.22 |
Estimation Period:
Jan 2, 1990 to May 15, 2026
Jan 2, 1990 to May 15, 2026
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