S&P 100 Index GJR-GARCH Volatility Analysis
Volatility Prediction for Monday, December 22nd, 2025:13.44% (-0.45%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0207 | 19.43 | |
| 0.0052 | 2.16 | |
| 0.9018 | 374.50 | |
| 0.1513 | 27.26 |
Estimation Period:
Jan 1, 1990 to Dec 19, 2025
Jan 1, 1990 to Dec 19, 2025
News Impact Curve
Volatility Forecasts
Other GJR-GARCH Analyses on Equity Indices