HeidelbergCement AG GJR-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:80.02% (+28.79%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0771 | 17.78 | |
| 0.0408 | 18.23 | |
| 0.9072 | 383.59 | |
| 0.0759 | 12.62 |
Estimation Period:
Jan 2, 1990 to Feb 6, 2026
Jan 2, 1990 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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