Cia de Saneamento Basico do Estado de Sao Paulo APARCH Volatility Analysis
Volatility Prediction for Thursday, February 19th, 2026:26.37% (-0.46%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0787 | 13.74 | |
| 0.0509 | 17.01 | |
| 0.9344 | 365.72 | |
| 0.4430 | 16.90 | |
| 1.5675 | 29.86 |
Estimation Period:
Jun 4, 1997 to Feb 13, 2026
Jun 4, 1997 to Feb 13, 2026
News Impact Curve
Volatility Forecasts
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