POSCO Steeleon Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Thursday, February 19th, 2026:32.37% (-2.23%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.2255 | 5.11 | |
| 0.1394 | 6.00 | |
| 0.7577 | 22.58 | |
| 0.2912 | 3.88 | |
| -0.3135 | -2.98 | |
| -0.1930 | -2.84 | |
| 0.5076 | 7.25 | |
| -0.4940 | -6.17 | |
| 0.3977 | 4.35 | |
| -0.4187 | -4.35 | |
| 0.3177 | 4.28 |
Estimation Period:
Aug 16, 2002 to Feb 13, 2026
Aug 16, 2002 to Feb 13, 2026
News Impact Curve
Volatility Forecasts
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