[MediaTek] Announcement of Participation in Institutional Investor Conferences

Date of occurrence: 2026/05/18 1. Date of institutional investor conference: 2026/05/18 ~ 2026/06/04 2. Time of institutional investor conference: 09:00 3. Location of institutional investor conference: Taipei, Hong Kong 4. Brief information of institutional investor conference: The company announces its invitation to attend the Asia Conference 2026 held by Macquarie Securities in HK on May 18, the Asian Investment Conference 2026 held by UBS in HK from May 26-27, the Asia AI Summit 2026 held by Morgan Stanley in Taipei on May 28, the Taiwan Computex & Corporate Day 2026 held by Goldman Sachs in Taipei on June 1, the Corporate Day held by Macquarie in Taipei on June 3, and the 2026 Taiwan Conference held by Citi in Taipei on June 4. For presentation materials, please refer to the MOPS. 5. Any other matters that need to be specified: None.