Sopra Steria Group GARCH Volatility Analysis
Volatility Prediction for Monday, February 23rd, 2026:45.19% (-3.68%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.2673 | 26.99 | |
| 0.1320 | 35.15 | |
| 0.8253 | 201.53 |
Estimation Period:
Mar 28, 1990 to Feb 20, 2026
Mar 28, 1990 to Feb 20, 2026
News Impact Curve
Volatility Forecasts
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