Costain Group PLC GAS-GARCH Student T Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:264,024.80% (-37,129.63%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 15.9609 | 18.15 | |
| 0.0922 | 1,001.66 | |
| 0.9990 | 17,526.32 | |
| 2.0000 | 20,000,000.00 |
Estimation Period:
Jan 1, 1990 to Feb 6, 2026
Jan 1, 1990 to Feb 6, 2026
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