Powell Industries Inc Spline-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 17th, 2026:64.95% (-3.98%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.0563 | 7.33 | |
| 0.1204 | 7.23 | |
| 0.7187 | 19.01 | |
| -0.0474 | -1.41 | |
| 0.0828 | 1.60 | |
| -0.0854 | -2.36 | |
| 0.0998 | 2.95 | |
| -0.0946 | -2.52 | |
| 0.0826 | 2.06 | |
| -0.0618 | -1.27 | |
| 0.0935 | 1.57 | |
| -0.1620 | -1.86 |
Estimation Period:
Jan 2, 1990 to Feb 13, 2026
Jan 2, 1990 to Feb 13, 2026
News Impact Curve
Volatility Forecasts
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