American Express Co GAS-GARCH Student T Volatility Analysis
Volatility Prediction for Monday, January 26th, 2026:32.34% (+0.22%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 5.0364 | 4.91 | |
| 0.0691 | 55.80 | |
| 0.9947 | 904.24 | |
| 5.5964 | 14.47 |
Estimation Period:
Jan 2, 1990 to Jan 23, 2026
Jan 2, 1990 to Jan 23, 2026
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