S&P 500 Utilities Sector Index Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:16.18% (+0.94%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.7126 | 9.39 | |
| 0.0839 | 10.55 | |
| 0.9021 | 110.98 | |
| -0.0005 | -3.65 |
Estimation Period:
Jan 1, 1990 to Feb 6, 2026
Jan 1, 1990 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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