Cia Siderurgica Nacional SA Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:53.62% (+0.80%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 2.9518 | 4.87 | |
| 0.0728 | 7.75 | |
| 0.8856 | 60.94 | |
| 0.1874 | 4.10 | |
| -0.2516 | -3.34 | |
| 0.0674 | 1.31 | |
| 0.0324 | 0.96 | |
| -0.0500 | -1.89 | |
| -0.0058 | -0.24 | |
| 0.0461 | 1.33 |
Estimation Period:
Aug 2, 1993 to Feb 6, 2026
Aug 2, 1993 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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