Huang Hsiang: Announcement of Disposal of Securities

1. Security name: Taiwan Semiconductor Manufacturing Company Limited 2. Transaction date: 2026/4/28~2026/5/6 3. Board of Directors approval date: Not applicable 4. Other approval dates: Approval level: Chairman's approval May 6, 2026 5. Transaction quantity, unit price, and total transaction amount: Transaction quantity: 155,000 shares Average price per share: NTD 2,248.8 Total transaction amount: NTD 348,563 thousand 6. Disposal gain (or loss) (not applicable to acquisition of securities): Disposal gain: NTD 1,177 thousand 7. Relationship with the transacting company: None 8. As of now, cumulative holding of this security (including this transaction) quantity, amount, shareholding ratio, and restricted rights (e.g., pledge status): Quantity: 662,000 shares Amount: NTD 1,475,059 thousand Shareholding ratio: 0.003% 9. As of now, in accordance with Article 3 of the "Regulations Governing the Acquisition and Disposal of Assets by Public Companies," the proportion of securities investment (including this transaction) to the total assets and equity attributable to owners of the parent company in the most recent financial report, and the amount of working capital in the most recent financial report: Proportion of total assets: 0.63% Proportion of owners' equity: 2.333% Working capital amount: NTD 14,739,777 thousand 10. Specific purpose of acquisition or disposal: To improve the company's capital utilization efficiency 11. Opinions of dissenting directors for this transaction: Not applicable 12. This transaction is a related party transaction: No 13. Counterparty and its relationship with the company: Not applicable 14. Date of approval by supervisors or Audit Committee: Not applicable 15. Date of previous material information announcement for the same event: Not applicable 16. Other matters that should be specified: None Keywords: Material Information