Kaohsiung Bank Announces Ex-Dividend and Ex-Rights Date for 2025 Ordinary Share Dividend

1. Date of Board, Shareholders' Meeting Resolution or Company Decision: July 7, 2026 2. Type of Ex-Rights/Ex-Dividend (please enter 'Ex-Rights', 'Ex-Dividend', or 'Ex-Rights and Ex-Dividend'): Ex-Rights and Ex-Dividend 3. Types and Amounts of Ordinary Share Dividends: Cash Dividend: NT$735,966,794, NT$0.4 per share Earnings Capitalization Stock Dividend: NT$91,995,840, NT$0.05 per share Capital Reserve Stock Dividend: NT$91,995,840, NT$0.05 per share 4. Ex-Dividend Trading Date: July 29, 2026 5. Last Transfer Date: July 30, 2026 6. Start Date of Transfer Suspension: July 31, 2026 7. End Date of Transfer Suspension: August 4, 2026 8. Ex-Dividend/Ex-Rights Benchmark Date: August 4, 2026 9. Final Date for Bond Conversion Application: Not applicable 10. Start Date of Bond Conversion Suspension: Not applicable 11. End Date of Bond Conversion Suspension: Not applicable 12. Ordinary Share Cash Dividend Payment Date: September 2, 2026 13. Whether Part or All of the Cash Dividend is Paid in Foreign Currency (please enter 'Yes' or 'No'): No 14. Currency for Foreign Cash Dividend: Not applicable 15. Recipients of Foreign Cash Dividend: Not applicable 16. Method for Determining Exchange Rate for Foreign Cash Dividend: Not applicable 17. Other Matters to be Disclosed: None