Zhixin Announces Cumulative Disposal Amount of the Same Securities Within One Year

1. Name of Securities: Taiwan Semiconductor Manufacturing Company Limited

2. Transaction Date: 2025/9/17 ~ 2026/6/12

3. Board Approval Date: Not applicable

4. Other Approval Dates: Approval Level: Approved by Chairman June 12, 2026

5. Transaction Quantity, Unit Price, and Total Transaction Amount: Transaction Quantity: 181,000 shares Unit Price: NT$1,674.38 Total Transaction Amount: NT$303,062,936

6. Disposal Gain (or Loss) (Not applicable for acquisition of securities): Disposal Gain: NT$26,049,402

7. Relationship with the Target Company: None

8. Cumulative Holdings of the Securities (including this transaction) to Date – Quantity, Amount, Ownership Percentage, and Restricted Rights (e.g., pledge status): Quantity: 36,000 shares Amount: NT$70,042,407 Ownership Percentage: 0.00% Restricted Rights: None

9. Cumulative Securities Investments (including this transaction) under Article 3 of the 'Regulations Governing Acquisitions or Disposals of Assets by Publicly Issued Companies' as a percentage of Total Assets and Equity Attributable to Owners of Parent in the Company’s Most Recent Financial Statements, and the Amount of Working Capital in the Most Recent Financial Statements: Percentage of Total Assets: 43.30% Percentage of Equity Attributable to Owners of Parent: 50.63% Working Capital Amount: NT$2,264,183 thousand

10. Specific Purpose of Acquisition or Disposal: Short-term cash management

11. Dissenting Director’s Opinion on This Transaction: Not applicable

12. Whether This Transaction is a Related-Party Transaction: No

13. Counterparty and Relationship with the Company: Not applicable

14. Date of Supervisor’s Approval or Audit Committee’s Consent: 1. Year: ____, Month: ____, Day: ____ 2. Not applicable. Reason:

15. Previous Date of Material Information Disclosure on the Same Event: Not applicable

16. Other Explanatory Matters: None