American Express Co GARCH Volatility Analysis
Volatility Prediction for Tuesday, November 4th, 2025:27.99% (-1.05%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0391 | 19.31 | |
| 0.0775 | 43.57 | |
| 0.9163 | 537.73 |
Estimation Period:
Jan 2, 1990 to Oct 31, 2025
Jan 2, 1990 to Oct 31, 2025
News Impact Curve
Volatility Forecasts
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