Yeh Hui Announces Execution Status of 24th Treasury Stock Buyback

1. Original upper limit of total amount for repurchase (NT$): 2,640,312,634 2. Original intended repurchase period: 05/26/2026 ~ 07/25/2026 (Minguo 115) 3. Original intended number of shares to be repurchased: 20,000,000 4. Original intended price range for repurchase (NT$): 13.00 ~ 15.50 5. Actual repurchase period for this round: 05/27/2026 ~ 07/20/2026 (Minguo 115) 6. Number of shares actually repurchased this time (shares): 16,298,000 7. Total amount spent on repurchased shares this time (NT$): 222,374,408 8. Average repurchase price per share this time (NT$): 13.64 9. Cumulative number of company shares held (shares): 36,298,000 10. Ratio of cumulative self-held shares to total issued shares (%): 1.97 11. Reason for incomplete execution this time: To balance market mechanisms and protect overall shareholder interests, the company decided not to fully execute the buyback as stock price fluctuations have stabilized. 12. Other matters to be disclosed: None Keywords: Material Information