CTBC Financial Holding Announces Resignation of Director at Subsidiary CTBC Bank (Philippines) Corp.

1. Date of change: May 20, 2026 2. Type of personnel change: Natural Person Director 3. Name and title of former position holder: Ya-Ling Chiu (邱雅玲) 4. Resume of former position holder: Director, CTBC Bank (Philippines) Corp. 5. Name and title of new position holder: None 6. Resume of new position holder: Not applicable 7. Nature of change: Resignation 8. Reason for change: Job reassignment 9. Shareholding of new appointee at time of appointment: Not applicable 10. Original term of office: From June 26, 2025 to June 25, 2026 11. Effective date of new appointment: Not applicable 12. Ratio of directors changed during the same term: Not applicable 13. Ratio of independent directors changed during the same term: Not applicable 14. Ratio of supervisors changed during the same term: Not applicable 15. Whether the change involves one-third or more of the directors: No 16. Other remarks: None