American Express Co GARCH Volatility Analysis
Volatility prediction for Friday, June 12th, 2026
1 Day
27.15%
unchanged at 0.00%
1 Week
27.35%
increased by 0.20%
1 Month
28.07%
increased by 0.92%
Analysis last updated: Friday, June 12, 2026 at 02:39 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0400 | 19.68 | |
| 0.0776 | 43.83 | |
| 0.9159 | 540.05 |
Estimation Period:
Jan 2, 1990 to Jun 5, 2026
Jan 2, 1990 to Jun 5, 2026
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