POSCO Holdings Inc GJR-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 24th, 2026:42.93% (-1.04%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0740 | 18.83 | |
| 0.0606 | 21.57 | |
| 0.9187 | 466.33 | |
| 0.0198 | 4.04 |
Estimation Period:
Jan 3, 1990 to Feb 20, 2026
Jan 3, 1990 to Feb 20, 2026
News Impact Curve
Volatility Forecasts
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