POSCO Holdings Inc Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 6th, 2026:48.54% (-2.40%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8105 | 7.26 | |
| 0.0821 | 9.06 | |
| 0.8606 | 55.37 | |
| -0.0004 | -0.01 | |
| 0.0472 | 0.91 | |
| -0.1597 | -4.00 | |
| 0.2148 | 5.82 | |
| -0.1880 | -5.31 | |
| 0.1698 | 5.03 | |
| -0.1271 | -3.62 | |
| 0.0666 | 2.02 | |
| -0.0379 | -1.60 |
Estimation Period:
Jan 3, 1990 to Jan 30, 2026
Jan 3, 1990 to Jan 30, 2026
News Impact Curve
Volatility Forecasts
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