S&P 500 Index Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, March 16th, 2026:14.44% (-0.34%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.3607 | 7.71 | |
| 0.1020 | 10.19 | |
| 0.8662 | 74.11 | |
| 0.0879 | 6.46 | |
| -0.1391 | -6.32 | |
| 0.0801 | 4.96 | |
| -0.0516 | -3.53 | |
| 0.0453 | 2.70 | |
| -0.0324 | -2.51 |
Estimation Period:
Jan 1, 1990 to Mar 13, 2026
Jan 1, 1990 to Mar 13, 2026
News Impact Curve
Volatility Forecasts
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