Tietoevry Oyj Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 17th, 2026:61.80% (-13.31%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.4275 | 4.87 | |
| 0.2336 | 3.60 | |
| 0.5462 | 4.55 | |
| 0.1292 | 1.91 | |
| -0.1574 | -1.78 |
Estimation Period:
Dec 5, 2019 to Feb 13, 2026
Dec 5, 2019 to Feb 13, 2026
News Impact Curve
Volatility Forecasts
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