Capital Securities Announces Unaudited Consolidated Profit and Loss for April 2026

1. Date of occurrence of the event: 2026/05/07 2. Company name: Capital Securities Co., Ltd. 3. Relationship with the company (please enter 'company' or 'subsidiary'): The Company 4. Mutual shareholding ratio: Not applicable 5. Reason for occurrence: Announcement of the Company's unaudited consolidated profit and loss for April 2026: (1) April pre-tax net profit: NT$2,715,881 thousand, EPS NT$1.20. (2) April after-tax net profit: NT$2,402,803 thousand, EPS NT$1.07. (3) Cumulative Jan-Apr pre-tax net profit: NT$6,026,994 thousand, EPS NT$2.59. (4) Cumulative Jan-Apr after-tax net profit: NT$5,489,495 thousand, EPS NT$2.40. 6. Countermeasures: None 7. Other matters that need to be specified (if the subject of 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): The above profit and loss figures are preliminary, unaudited figures of the company.