8021 Apex Technology Co., Ltd.

Release Date: June 23, 2026 Statement Date: June 22, 2026 Statement Time: 15:11:33 Company Code: 8021 Company Name: Apex Technology Co., Ltd. Subject: (Correction of Final Bond Conversion Date and Ordinary Share Cash Dividend Payment Date)

Announcement of the Company's 2026 Dividend Benchmark Date Applicable Clause: Clause 14 Factual Date: June 22, 2026

Details: 1. Date of Board Resolution, Shareholders' Meeting, or Company Decision: June 18, 2026 2. Type of Ex-Rights/Ex-Dividend (please enter 'Ex-Rights', 'Ex-Dividend', or 'Ex-Rights and Ex-Dividend'): Ex-Dividend 3. Ordinary Share Dividend Type and Amount: Cash Dividend, NT$290,084,934 4. Ex-Dividend Trading Day: July 15, 2026 5. Final Transfer Date: July 16, 2026 6. Start Date of Transfer Suspension: July 17, 2026 7. End Date of Transfer Suspension: July 21, 2026 8. Ex-Dividend Benchmark Date: July 21, 2026 9. Final Bond Conversion Application Date: June 24, 2026 10. Start Date of Bond Conversion Suspension: June 26, 2026 11. End Date of Bond Conversion Suspension: July 21, 2026 12. Ordinary Share Cash Dividend Payment Date: August 7, 2026 13. Other Matters to be Stated: None