Coal Energy Sa Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:91.86% (-0.34%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.5852 | 4.12 | |
| 0.1796 | 5.38 | |
| 0.6678 | 12.27 | |
| 1.0890 | 2.96 | |
| -2.0368 | -3.81 | |
| 1.6059 | 4.30 | |
| -1.0862 | -2.88 | |
| 0.7522 | 1.90 | |
| -0.5394 | -1.54 | |
| 0.4487 | 1.07 | |
| -1.1342 | -1.90 | |
| 2.1040 | 3.67 | |
| -1.7007 | -4.60 |
Estimation Period:
Aug 5, 2011 to Feb 6, 2026
Aug 5, 2011 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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