Yuanta Securities (Korea) Announces Completion of Liquidation of Private Fund 'Yuanta Secondary No. II Fund'

1. Name and nature of the subject matter (if preferred shares, specify agreed issuance conditions such as dividend rate): 'Yuanta Secondary No. II Fund' (hereinafter referred to as the private fund), in which Yuanta Securities (Korea) serves as a limited partner.

2. Date of occurrence: July 21, 2026

3. Number of units, unit price, and total transaction amount: The private fund was fully liquidated on July 21, 2026. The cash distribution received in this instance amounts to approximately KRW 158 million (NT$3.403 million). Cumulative distributions to Yuanta Securities (Korea): KRW 3.8 billion (NT$81.852 million)

4. Counterparty and its relationship with the company (if the counterparty is an individual and not a related party of the company, name disclosure may be omitted): Not applicable

5. If the counterparty is a related party, state the reason for selecting such party, the previous owner, the relationship among the previous owner, the company, and the counterparty, the previous transfer date, and the transfer amount: Not applicable

6. If the owner of the subject matter was a related party of the company within the past five years, disclose the related party’s acquisition and disposal dates, price, and relationship with the company at the time of transaction: Not applicable

7. Matters related to the disposal of receivables (including types of collateral attached to the disposed receivables; if the disposed receivables are owed by a related party, disclose the name of the related party and the book value of the receivables): Not applicable

8. Gain (or loss) from disposal (not applicable if acquiring securities) (if deferred, list and explain recognition status): Cumulative gain realized by Yuanta Securities (Korea) from the private fund amounts to KRW 1.8 billion (NT$38.772 million)

9. Delivery or payment terms (including payment periods and amounts), contractual restrictions, and other important agreements: Conducted in accordance with the partnership agreement of the private fund

10. Decision-making method for this transaction, reference basis for price determination, and decision-making unit: Conducted in accordance with the partnership agreement of the private fund

11. Net asset value per share of the securities-issuing company acquired or disposed: Not applicable

12. Difference of 20% or more between private placement reference price and per-unit transaction price of the securities-issuing company: Not applicable

13. Cumulative number, amount, ownership percentage, and restricted rights (e.g., pledge status) of the securities held (including this transaction) to date: Not applicable

14. Ratio of private securities investment (including this transaction) to total assets and equity attributable to owners of the parent in the company’s latest financial statements, and the amount of working capital in the latest financial statements: Total assets ratio: 2.45% Equity ratio: 2.84% Working capital: Not applicable

15. Manager and brokerage fees: Not applicable

16. Specific purpose or use of the acquisition or disposal: Not applicable

17. Opinions of dissenting directors regarding this transaction: Not applicable

18. Whether this transaction is a related-party transaction: No

19. Date of board approval: Not applicable

20. Date of supervisor approval or audit committee consent: Not applicable

21. Whether the auditor issued a non-unqualified opinion on this transaction: Not applicable

22. Name of accounting firm: Not applicable

23. Name of auditor: Not applicable

24. Auditor’s license number: Not applicable

25. Other explanatory matters: The exchange rate used in this announcement is KRW 1 = NT$0.02154.

Keyword: Material Information