AT&T Inc GAS-GARCH Student T Volatility Analysis
Volatility Prediction for Monday, November 17th, 2025:21.10% (-0.71%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 2.8713 | 4.37 | |
| 0.0698 | 32.67 | |
| 0.9910 | 481.06 | |
| 5.7143 | 8.27 |
Estimation Period:
Jan 2, 1990 to Nov 14, 2025
Jan 2, 1990 to Nov 14, 2025
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