S&P Composite 1500 Index GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, April 28th, 2026
1 Day
10.79%
decreased by 0.34%
1 Week
11.14%
increased by 0.01%
1 Month
12.28%
increased by 1.15%
Analysis last updated: Tuesday, April 28, 2026 at 12:12 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0243 | 19.74 | |
| 0.0000 | 0.00 | |
| 0.8905 | 387.32 | |
| 0.1806 | 29.95 |
Estimation Period:
Oct 31, 1994 to Apr 24, 2026
Oct 31, 1994 to Apr 24, 2026
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