Elvalhalcor Hellenic Copper Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:40.37% (-29.65%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.2181 | 12,180,560.00 | |
| 0.5428 | 5,427,860.00 | |
| 0.3215 | 3,214,990.00 | |
| 25.6304 | 256,304,100.00 | |
| -433.3242 | -4,333,242,000.00 | |
| 494.9981 | 4,949,981,000.00 | |
| 932.0035 | 9,320,035,000.00 | |
| -1,827.6260 | -18,276,260,000.00 | |
| 922.8397 | 9,228,397,000.00 | |
| -168.2008 | -1,682,008,000.00 | |
| 78.2199 | 782,199,100.00 |
Estimation Period:
Jan 31, 2018 to Feb 6, 2026
Jan 31, 2018 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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