The latest data point for AXP's diluted EPS in Q1'26 stands at 4.28 USD, reflecting a year-over-year growth of 17.58% compared to Q1'25's 3.64 USD and marking a sequential increase from Q4'25's 3.52 USD. Over the period from Q2'23 to Q1'26, AXP's diluted EPS has shown an overall upward trend with periodic fluctuations, starting at 2.89 USD and peaking at 4.28 USD, driven by strong growth in quarters like Q2'24 (4.15 USD, +43.60% YoY) and Q3'25 (4.14 USD, +18.62% YoY). Notable declines occurred in Q4'23 (2.62 USD, -25.96% YoY) and Q3'24 (3.49 USD, +5.76% YoY), while YoY growth remained mostly positive except for a slight dip in Q2'25 (-1.69%), indicating resilient profitability amid volatility in the financial services sector. The bar chart visualization highlights these quarterly variations, with the overlaid line chart underscoring consistent long-term improvement in earnings momentum.