Cogna Educacao Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:58.39% (-0.68%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.1325 | 9.34 | |
| 0.0873 | 4.63 | |
| 0.8385 | 26.82 | |
| 0.0441 | 4.46 | |
| -0.0537 | -3.62 | |
| 0.0061 | 0.76 |
Estimation Period:
Jul 23, 2007 to Feb 6, 2026
Jul 23, 2007 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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