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V-Lab

American Express Co GAS-GARCH Student T Volatility Analysis

Volatility prediction for Thursday, May 21st, 2026

1 Day

21.34%

decreased by 1.09%

1 Week

21.54%

decreased by 0.89%

1 Month

22.28%

decreased by 0.15%

Analysis last updated: Thursday, May 21, 2026 at 02:38 AM UTC

Date Range:

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graph of American Express Co GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time