CBOE S&P 500 One-Year Volatility Index GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, April 15th, 2026
1 Day
28.01%
decreased by 1.64%
1 Week
30.97%
increased by 1.32%
1 Month
36.71%
increased by 7.06%
Analysis last updated: Wednesday, April 15, 2026 at 11:30 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.6828 | 30.27 | |
| 0.3536 | 11.93 | |
| 0.6967 | 97.78 | |
| -0.2940 | -8.56 |
Estimation Period:
Jan 3, 2007 to Apr 10, 2026
Jan 3, 2007 to Apr 10, 2026
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