Poongsan Holdings Corp Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 23rd, 2026:34.55% (+2.38%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8989 | 7.44 | |
| 0.1114 | 8.49 | |
| 0.8654 | 56.74 | |
| -0.0077 | -4.78 | |
| 0.0153 | 5.07 |
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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