Alta SA EGARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:43.04% (+2.23%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8763 | 17.73 | |
| 0.3021 | 26.68 | |
| 0.6397 | 30.44 | |
| -0.0122 | -1.11 |
Estimation Period:
Nov 21, 2007 to Feb 6, 2026
Nov 21, 2007 to Feb 6, 2026
News Impact Curve
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