Ecopetrol SA Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:45.22% (+2.87%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.7972 | 6.92 | |
| 0.0954 | 4.92 | |
| 0.8799 | 40.73 | |
| -0.0016 | -1.87 |
Estimation Period:
Sep 18, 2008 to Feb 6, 2026
Sep 18, 2008 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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