Alta SA GJR-GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:42.77% (+0.51%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 3.1820 | 18.74 | |
| 0.1286 | 11.36 | |
| 0.5427 | 27.59 | |
| 0.0673 | 3.15 |
Estimation Period:
Nov 21, 2007 to Feb 6, 2026
Nov 21, 2007 to Feb 6, 2026
News Impact Curve
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