Star Petroleum Refining Co Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 10th, 2026:47.96% (-1.78%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.0986 | 7.60 | |
| 0.0525 | 3.10 | |
| 0.8700 | 18.64 | |
| -0.0466 | -0.22 | |
| 0.5224 | 1.55 | |
| -0.9286 | -3.76 | |
| 0.5295 | 2.58 | |
| 0.0802 | 0.47 | |
| -0.2553 | -1.96 |
Estimation Period:
Dec 8, 2015 to Feb 6, 2026
Dec 8, 2015 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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