[Unimicron] Announcement of the Company's Board of Directors Passing the Q1 2026 Consolidated Financial Report

1. Date of board resolution or board approval: 2026/05/08 2. Date of audit committee approval: 2026/05/08 3. Reporting period for financial statements or annual self-compiled financial information (YYYY/MM/DD~YYYY/MM/DD): 2026/01/01~2026/03/31 4. Operating revenue accumulated from January 1 to the end of this period (in thousands): 11,104,965 5. Operating gross profit (gross loss) accumulated from January 1 to the end of this period (in thousands): 2,349,499 6. Operating income (loss) accumulated from January 1 to the end of this period (in thousands): 890,638 7. Net profit (net loss) before tax accumulated from January 1 to the end of this period (in thousands): 964,461 8. Net profit (net loss) for this period accumulated from January 1 to the end of this period (in thousands): 875,803 9. Net profit (loss) attributable to owners of the parent company accumulated from January 1 to the end of this period (in thousands): 549,232 10. Basic earnings per share (loss) accumulated from January 1 to the end of this period (in NTD): 1.17 11. Total assets at period-end (in thousands): 83,654,067 12. Total liabilities at period-end (in thousands): 32,183,791 13. Equity attributable to owners of the parent company at period-end (in thousands): 43,152,823 14. Other matters to be specified: None