[CTBC Holding] Q1 2026 Consolidated Financial Report Approved by Board of Directors

1. Date of report to the Board of Directors or resolution date: 2026/05/22 2. Audit Committee approval date: 2026/05/21 3. Reporting period of financial report or annual self-audited financial information (YYYY/MM/DD~YYYY/MM/DD): 2026/01/01~2026/03/31 4. Net interest income accumulated from Jan 1 to current period (in thousands): 41,556,941 5. Net income accumulated from Jan 1 to current period (in thousands): 59,859,484 6. Pre-tax net profit (loss) accumulated from Jan 1 to current period (in thousands): 28,299,359 7. Net profit (loss) for the period accumulated from Jan 1 to current period (in thousands): 23,608,252 8. Net profit (loss) attributable to owners of the parent company accumulated from Jan 1 to current period (in thousands): 23,103,564 9. Basic earnings per share (loss) accumulated from Jan 1 to current period (in dollars): 1.18 10. Total assets at the end of the period (in thousands): 9,627,795,130 11. Total liabilities at the end of the period (in thousands): 9,033,405,624 12. Equity attributable to owners of the parent company at the end of the period (in thousands): 564,305,043 13. Other matters to be noted: None