Tietoevry Oyj Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:27.38% (-3.35%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 2.2030 | 7.69 | |
| 0.1730 | 5.98 | |
| 0.5097 | 8.39 | |
| -0.0340 | -0.82 | |
| 0.1507 | 2.46 | |
| -0.2031 | -4.19 | |
| 0.1066 | 2.10 | |
| -0.0095 | -0.21 | |
| -0.0139 | -0.31 | |
| 0.0253 | 0.56 | |
| -0.0379 | -1.09 |
Estimation Period:
Nov 23, 1999 to Feb 6, 2026
Nov 23, 1999 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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