Nuvoton Technology Corporation Japan Announces Key Resolutions from Annual Shareholder Meeting

1. Date of Annual Shareholder Meeting: June 26, 2026 (Minguo Year 115) 2. Important Resolution (1): Profit Distribution or Loss Allocation: None 3. Important Resolution (2): Articles of Incorporation Amendment: None 4. Important Resolution (3): Business Report and Financial Statements: None 5. Important Resolution (4): Election of Directors and Audit Committee Members: Election of Directors and Audit Committee Members of the Company

Directors: Su Yuan-Mao, Jiao Zi-Kai, Yang Xin-Long, Lai Xiu-Fen, Kazuhiro Koyama, Wu Meng-Qi, Keiji Ito Audit and Supervisory Committee Members: Yoshitaka Kinoshita, Sakae Suzuki, Mamoru Yoshida

6. Important Resolution (5): Other Matters: None 7. Additional Disclosures: None