TSMC — Proxy Solicitation & Information Statement 2026

May 21, 2026

Meeting Notice
for
Annual Shareholders' Meeting
(Summary Translation)

The 2026 Annual Shareholders' Meeting (the "Meeting") of Taiwan Semiconductor Manufacturing Company Limited (the "Company") will be convened at 9:00 a.m., (check-in will start from 7:50 a.m.) Thursday, June 4, 2026 at Sheraton Hsinchu Hotel (3F, No. 265, Dong Sec. 1, Guangming 6th Rd., Zhubei City, Hsinchu County, Taiwan).

1. The agenda for the Meeting is as follows:

I. Report Items
(1) To report the business of 2025
(2) 2025 Audit and Risk Committee’s review report
(3) To report 2025 earnings distribution
(4) To report 2025 directors’ compensation
(5) To report 2025 employees’ profit sharing bonuses
(6) To report the issuance of unsecured corporate bonds

II. Proposed Resolutions
(1) To accept 2025 Business Report and Financial Statements
(2) To revise the Articles of Incorporation
(3) To revise the Procedures for Acquisition or Disposal of Assets

III. Special Motion

1. Pursuant to Article 172 of the Company Act, please refer to the Meeting Agenda:【https://investor.tsmc.com/english/shareholders-meeting/2026】for the major content of the revision to Articles of Incorporation.

2. Pursuant to Article 165 of the Company Act, the shareholder register will be closed from April 6, 2026 to June 4, 2026.

3. If the shareholder is attending the meeting in person, please sign or stamp on the Attendance (in-person) check-in card and submit it to the check-in desk on the day of the meeting. If an agent is entrusted to attend the meeting on behalf of the shareholder, the shareholder shall sign or stamp on the proxy form and personally fill out the name and address of the agent, then deliver the proxy form to the Transfer Agency Department of Chinatrust Commercial Bank at least 5 days prior to the day of the meeting so that the Attendance (proxy) check-in card can be sent to the agent accordingly.

4. If a proxy is solicited by the shareholder, Company is required to compile a summary statement of the Solicitor Solicitation Information and disclose such information on the Securities & Futures Institute (SFI) website no later than May 4, 2026. Shareholders can obtain information on the “Free proxy disclosure & related information system” (https://free.sfi.org.tw) by entering

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the searching criteria.

1. Shareholders may exercise their voting rights electronically through the STOCKVOTE platform of Taiwan Depository & Clearing Corporation【https://stockservices.tdcc.com.tw】during the period from May 5, 2026 to June 1, 2026.
2. The Transfer Agency Department of Chinatrust Commercial Bank is the proxy tallying and verification institution for the Meeting.
3. Please be advised and act accordingly.

Board of Directors

Taiwan Semiconductor Manufacturing Company Limited