Portmeirion Group PLC Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:35.17% (+3.32%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8549 | 2.64 | |
| 0.1491 | 4.92 | |
| 0.6719 | 11.08 | |
| -0.9564 | -1.85 | |
| 1.2566 | 1.66 | |
| -0.3318 | -0.81 | |
| 0.3892 | 1.41 | |
| -0.6783 | -2.17 | |
| 0.6358 | 1.70 | |
| -0.6224 | -1.70 | |
| 0.4270 | 1.05 | |
| -0.2632 | -0.63 | |
| 0.2301 | 0.73 |
Estimation Period:
Jan 3, 2007 to Feb 6, 2026
Jan 3, 2007 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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