Helio SA EGARCH Volatility Analysis
Volatility Prediction for Monday, February 16th, 2026:38.26% (-2.15%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.7711 | 19.14 | |
| 0.3105 | 32.79 | |
| 0.6615 | 36.75 | |
| 0.0175 | 1.70 |
Estimation Period:
May 14, 2007 to Feb 13, 2026
May 14, 2007 to Feb 13, 2026
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