T-Mobile US Inc GJR-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 17th, 2026:29.15% (+0.16%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0142 | 7.73 | |
| 0.0268 | 12.74 | |
| 0.9678 | 552.08 | |
| 0.0087 | 1.56 |
Estimation Period:
Apr 19, 2007 to Feb 13, 2026
Apr 19, 2007 to Feb 13, 2026
News Impact Curve
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