AltaGas Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 23rd, 2026:20.28% (-0.88%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.5066 | 5.02 | |
| 0.0796 | 5.67 | |
| 0.8831 | 56.98 | |
| 0.0002 | 0.00 | |
| -0.0090 | -0.14 | |
| 0.0432 | 1.05 | |
| -0.0629 | -2.22 | |
| 0.0393 | 2.16 |
Estimation Period:
Jul 22, 1999 to Feb 20, 2026
Jul 22, 1999 to Feb 20, 2026
News Impact Curve
Volatility Forecasts
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