S Polytech Co Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Thursday, February 19th, 2026:24.47% (+0.59%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.2492 | 6.54 | |
| 0.1819 | 5.35 | |
| 0.6650 | 13.72 | |
| -0.0127 | -0.06 | |
| 0.0678 | 0.21 | |
| -0.4051 | -1.82 | |
| 0.9648 | 4.89 | |
| -1.0896 | -5.13 | |
| 0.9029 | 4.39 | |
| -0.9489 | -4.42 | |
| 0.8945 | 2.92 | |
| -0.5747 | -1.33 | |
| 0.2881 | 0.84 |
Estimation Period:
Oct 16, 2007 to Feb 13, 2026
Oct 16, 2007 to Feb 13, 2026
News Impact Curve
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