[Nuvoton] Announces Major Financial and Business Information Due to Reaching Standard for Disclosed Trading Information

1. Date of fact occurrence: 115/04/20 2. Reason for occurrence: As instructed by the Taiwan Stock Exchange. 3. Financial and business information: Period Month Quarter Cumulative Last Four Quarters ================ ================== ==================== ===================== Item Latest Month YoY Change% Latest Quarter YoY Change% Cumulative Q1 114 March 115 (%) Q4 114 (%) to Q4 114 (IFRS-Unaudited) (IFRS-Audited) (IFRS-Audited) ================ ======= ======== ============ =========== ============= Operating Revenue 3,139 -6% 7,040 -3% 30,492 (Millions) Profit Before Tax 388 34% -662 -3,384% -1,445 (Millions) Net Profit for the Period 287 10% -694 -1,019% -1,665 (Millions) Earnings Per Share 0.68 -1.65 -3.97 (NT$) 4. Is there any major information listed in Article 4 of the "Rules for Verification and Public Disclosure of Major Information of Listed Companies by the Taiwan Stock Exchange Corporation"? (If yes, please explain): No. 5. Is there any major information explanation press conference listed in Article 11 of the "Rules for Verification and Public Disclosure of Major Information of Listed Companies by the Taiwan Stock Exchange Corporation"? No. 6. For complete financial information, please refer to the Public Information Observatory at the following path: (1) Recent operating revenue and profit/loss information: Basic Information > Highlights (2) Historical monthly operating revenue: Operational Overview > Monthly Revenue > Monthly Revenue Information After Adopting IFRSs (3) Historical profit/loss (audited/reviewed by accountant): Financial Statements > Post-IFRS Adoption > Consolidated/Separate Statements > Statement of Comprehensive Income (4) Historical profit/loss (voluntary self-reported data): Operational Overview > Self-Reported Profit/Loss Announcements. 7. Other matters to be disclosed: None.