AUO Singapore Holds Shareholders' Meeting, Approves 2025 Financial Statements and Director Elections

Announcement Date: June 25, 2026 Statement Date: June 24, 2026 Statement Time: 16:31 Company Code: 2409 Company Name: AUO Corporation Subject: Announcement of Important Resolutions from Key Subsidiary AUO SINGAPORE PTE. LTD. Applicable Clause: Clause 18 Event Date: June 24, 2026

1. Annual Shareholders' Meeting Date: June 24, 2026 2. Important Resolution (1) Profit Distribution or Loss Appropriation: None 3. Important Resolution (2) Amendments to Articles of Incorporation: None 4. Important Resolution (3) Business Report and Financial Statements: (1) Approval of the 2025 Financial Statements 5. Important Resolution (4) Election of Directors and Supervisors: (1) Election of Directors 6. Important Resolution (5) Other Matters: (1) Appointment of Auditors 7. Other Matters to be Disclosed: None