Chang Hwa Bank Announces 2026 Dividend Ex-Dividend/Ex-Rights Date and New Share Issuance Benchmark

Release Date: July 21, 2026 Statement Date: July 20, 2026 Statement Time: 16:56:32 Company Code: 2801 Company Name: Chang Hwa Bank Subject: Announcement of the ex-dividend/ex-rights date and benchmark date for new share issuance in the 2026 fiscal year. Applicable Clause: Clause 14 Factual Date: July 20, 2026

Details: 1. Date of Board, Shareholders' Meeting Resolution, or Company Decision: July 20, 2026 2. Type of Ex-Rights/Ex-Dividend (please enter 'Ex-Rights', 'Ex-Dividend', or 'Ex-Rights/Ex-Dividend'): Ex-Rights/Ex-Dividend 3. Ordinary Share Dividend Types and Amounts: (1) Cash Dividend (NT$0.8 per share): NT$9,412,837,002 (2) Stock Dividend (NT$0.25 per share): NT$2,941,511,560 4. Ex-Dividend/Ex-Rights Trading Day: August 5, 2026 5. Last Transfer Date: August 6, 2026 6. Start Date of Transfer Suspension: August 7, 2026 7. End Date of Transfer Suspension: August 11, 2026 8. Ex-Dividend/Ex-Rights Benchmark Date: August 11, 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: August 31, 2026 13. Whether Part or All of the Cash Dividend is Paid in Foreign Currency (enter 'Yes' or 'No'): No 14. Currency for Foreign Cash Dividend: Not Applicable 15. Recipients of Foreign Cash Dividend: Not Applicable 16. Exchange Rate Determination Method for Foreign Cash Dividend: Not Applicable 17. Other Matters to be Disclosed: None