Sopra Steria Group AGARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:47.30% (-4.41%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.2119 | 19.25 | |
| 0.1362 | 41.38 | |
| 0.8167 | 220.07 | |
| 0.7930 | 19.64 |
Estimation Period:
Mar 28, 1990 to Feb 6, 2026
Mar 28, 1990 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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