PSI 20 Portuguese Stock Index Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:14.01% (+0.19%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8274 | 5.81 | |
| 0.1551 | 10.35 | |
| 0.7936 | 47.37 | |
| 0.1022 | 4.06 | |
| -0.2093 | -5.94 | |
| 0.1933 | 8.33 | |
| -0.1161 | -4.94 | |
| 0.0032 | 0.13 | |
| 0.0646 | 2.70 | |
| -0.0849 | -2.46 |
Estimation Period:
Dec 30, 1992 to Feb 6, 2026
Dec 30, 1992 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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