S Polytech Co Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:23.75% (-0.08%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.2544 | 6.59 | |
| 0.1818 | 5.36 | |
| 0.6648 | 13.76 | |
| -0.0192 | -0.09 | |
| 0.0859 | 0.26 | |
| -0.4305 | -1.94 | |
| 0.9933 | 5.04 | |
| -1.1180 | -5.27 | |
| 0.9272 | 4.52 | |
| -0.9652 | -4.51 | |
| 0.8993 | 2.95 | |
| -0.5628 | -1.31 | |
| 0.2545 | 0.66 |
Estimation Period:
Oct 16, 2007 to Feb 6, 2026
Oct 16, 2007 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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