MediaTek: Announcement of Unaudited Consolidated Revenue for April 2026

1. Date of occurrence: 2026/05/08 2. Company name: MediaTek Inc. 3. Relationship with the company (please enter 'parent company' or 'subsidiary'): Parent company 4. Mutual shareholding ratio: Not applicable 5. Reason for occurrence: MediaTek's unaudited consolidated revenue for April 2026 was NT$46.737 billion, a decrease of 26.07% compared to the previous month's consolidated revenue of NT$63.219 billion. 6. Countermeasures: None 7. Other matters to be specified (if the entity involved in the event or resolution is a public company or above, this material information also complies with Article 7, Paragraph 9 of the Enforcement Rules of the Securities and Exchange Act regarding matters that have a material impact on shareholders' equity or securities prices): None