American Express Co GAS-GARCH Student T Volatility Analysis
Volatility Prediction for Monday, November 3rd, 2025:23.75% (-1.01%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 5.0037 | 4.90 | |
| 0.0691 | 55.89 | |
| 0.9947 | 903.43 | |
| 5.5987 | 14.47 |
Estimation Period:
Jan 2, 1990 to Oct 31, 2025
Jan 2, 1990 to Oct 31, 2025
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