Huang Hsiang: Announcement of Disposal of Securities

1. Security Name: Taiwan Semiconductor Manufacturing Company 2. Transaction Date: 2026/4/14~2026/4/14 3. Board of Directors Approval Date: Not applicable 4. Other Approval Date: Approval Level: Chairman's approval April 14, 2026 5. Transaction Volume, Price per Unit, and Total Transaction Amount: Transaction Volume: 200,000 shares Average Price per Share: NT$2,027.14 Total Transaction Amount: NT$405,428 thousand 6. Disposal Profit (or Loss) (Not applicable for acquisition of securities): Disposal Profit: NT$45,311 thousand 7. Relationship with the Transacted Company: None 8. As of now, the quantity, amount, shareholding ratio, and restricted rights (e.g., pledge status) of the accumulated holdings of these securities (including this transaction): Quantity: 217,000 shares Amount: NT$390,726 thousand Shareholding Ratio: 0.001% 9. As of now, the proportion of investments in securities (including this transaction) listed in Article 3 of the "Regulations Governing the Acquisition and Disposal of Assets by Public Companies" 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: 0.733% Proportion of Equity Attributable to Owners of the Parent Company: 2.714% Working Capital: NT$14,739,777 thousand 10. Specific Purpose of Acquisition or Disposal: To enhance the company's capital utilization efficiency 11. Opinions of Dissenting Directors on 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 Supervisor's Approval or Audit Committee's Consent: Not applicable 15. Date of previous significant announcement regarding the same event: Not applicable 16. Other Explanations: None