Kaohsiung Bank Announces Self-Computed Earnings for June 2026

1. Date of Event: July 9, 2026 2. Company Name: Kaohsiung Bank Co., Ltd. 3. Relationship with Company (please enter本公司or Subsidiary):本公司 4. Cross-shareholding Ratio: Not applicable 5. Reason for Occurrence: Announcement of self-computed earnings for June 2026

Unit: NT$1,000 This Month Year-to-Date ═════════════════════════════════════ Pre-tax Profit 150,952 908,576 After-tax Profit 146,397 749,859 Pre-tax EPS (NT$) 0.48 After-tax EPS (NT$) 0.39 ═════════════════════════════════════ (Note) The above figures are self-computed by the company.

6. Response Measures: None 7. Other Matters to be Disclosed (If the subject of the event or resolution is a publicly issued company or above, this major information simultaneously qualifies as a matter under Article 7, Paragraph 9 of the Enforcement Rules of the Securities and Exchange Act that significantly affects shareholders' rights or securities prices): None

Keywords: Major Information