S&P GSCI Zinc Index APARCH Volatility Analysis
Volatility Prediction for Monday, February 23rd, 2026:22.81% (+0.07%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0093 | 13.70 | |
| 0.0349 | 16.54 | |
| 0.9651 | 532.91 | |
| -0.1595 | -7.94 | |
| 1.6261 | 22.16 |
Estimation Period:
Jan 7, 1991 to Feb 20, 2026
Jan 7, 1991 to Feb 20, 2026
News Impact Curve
Volatility Forecasts
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