WT Microelectronics (3036) Adjusts Cash Dividend for Common Shares

Announcement Date: 115/05/22 Statement Date: 115/05/21 Statement Time: 17:22:46 Company Code: 3036 Company Name: WT Microelectronics Subject: Adjustment of Cash Dividend per Share for Common Stock Clause: No. 14 Date of Event: 115/05/21

Explanation: 1. Date of Board or Shareholders' Meeting Resolution: 115/05/21 2. Original dividend type and amount: Common stock cash dividend: NT$9,899,356,748; dividend per share: NT$7.8. 3. Changed dividend type and amount: Common stock cash dividend: NT$9,899,356,748; dividend per share: NT$7.79502656. 4. Reason for change: Due to the exercise of employee stock options converting into common shares and the cancellation of restricted employee rights shares, the total number of outstanding common shares has changed. According to the board resolution, the Chairman was authorized to adjust the dividend payout rate. 5. Other important matters: Class A preferred share dividend of NT$285,888,760 remains maintained at NT$2.11769451 per share and was not adjusted.