2891 CTBC Holding Announces Board Appointment of Subsidiary CTBC Bank (Philippines) Corp.

Announcement Date: July 4, 2026 Statement Date: July 3, 2026 Statement Time: 16:55:07 Company Code: 2891 Company Name: CTBC Financial Holding Co., Ltd. Subject: Announcement on behalf of subsidiary CTBC Bank (Philippines) Corp. regarding board appointments Applicable Clause: Clause 6 Event Date: July 3, 2026

Details: 1. Date of Change: July 3, 2026 2. Type of Appointed or Changed Personnel (please select from corporate director, corporate supervisor, independent director, individual director, or individual supervisor): Individual Director 3. Previous Personnel Titles and Names: (1) Director: Cheng-Hsin Wang (2) Director: William B. Go (3) Director: Eriberto Luis S. Elizaga (4) Director: Ya-Ling Chiu (5) Director: Jen-Wen Liao (6) Independent Director: Armando B. Escobar (7) Independent Director: Stephen D. Sy (8) Independent Director: Luis Y. Benitez, Jr. 4. Previous Personnel Resumes: (1) Cheng-Hsin Wang: Chairman, CTBC Bank (Philippines) Corp. (2) William B. Go: Vice Chairman, CTBC Bank (Philippines) Corp. (3) Eriberto Luis S. Elizaga: Director, CTBC Bank (Philippines) Corp. (4) Ya-Ling Chiu: Director, CTBC Bank (Philippines) Corp. (5) Jen-Wen Liao: Director, CTBC Bank (Philippines) Corp. (6) Armando B. Escobar: Independent Director, CTBC Bank (Philippines) Corp. (7) Stephen D. Sy: Independent Director, CTBC Bank (Philippines) Corp. (8) Luis Y. Benitez, Jr.: Independent Director, CTBC Bank (Philippines) Corp. 5. New Appointees' Titles and Names: (1) Director: Cheng-Hsin Wang (2) Director: William B. Go (3) Director: Eriberto Luis S. Elizaga (4) Director: Jiang-Hong Liu (5) Director: Jen-Wen Liao (6) Independent Director: Armando B. Escobar (7) Independent Director: Stephen D. Sy (8) Independent Director: Luis Y. Benitez, Jr. 6. New Appointees' Resumes: (1) Cheng-Hsin Wang: Chairman, CTBC Bank (Philippines) Corp. (2) William B. Go: Vice Chairman, CTBC Bank (Philippines) Corp. (3) Eriberto Luis S. Elizaga: Director, CTBC Bank (Philippines) Corp. (4) Jiang-Hong Liu: Acting Head of International Retail Business Division, CTBC Bank (Taiwan) Corporation (5) Jen-Wen Liao: Director, CTBC Bank (Philippines) Corp. (6) Armando B. Escobar: Independent Director, CTBC Bank (Philippines) Corp. (7) Stephen D. Sy: Independent Director, CTBC Bank (Philippines) Corp. (8) Luis Y. Benitez, Jr.: Independent Director, CTBC Bank (Philippines) Corp. 7. Nature of Change (please enter 'resignation', 'removal', 'term expiration', 'death', or 'new appointment'): Term Expiration 8. Reason for Change: Appointment by Shareholders' Meeting 9. Number of Shares Held by New Appointees at Time of Appointment: (1) Cheng-Hsin Wang: 1 share (2) William B. Go: 54 shares (3) Eriberto Luis S. Elizaga: 1 share (4) Jiang-Hong Liu: 1 share (5) Jen-Wen Liao: 1 share (6) Armando B. Escobar: 1 share (7) Stephen D. Sy: 1 share (8) Luis Y. Benitez, Jr.: 1 share 10. Previous Term (e.g., xx/xx/xx ~ xx/xx/xx): June 26, 2025 ~ June 25, 2026 11. Effective Date of New Appointment: July 3, 2026 12. Director Turnover Rate within Same Term: Not Applicable 13. Independent Director Turnover Rate within Same Term: Not Applicable 14. Supervisor Turnover Rate within Same Term: Not Applicable 15. Is the change involving one-third or more of the directors? (yes/no): No 16. Other Matters to be Clarified (if the subject is a publicly listed company, this announcement also qualifies as a material event under Article 7, Clause 6 of the Enforcement Rules of the Securities and Exchange Act that significantly affects shareholders' rights or securities prices): None