1934 Act Registration No. 1-14700

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER

THE SECURITIES EXCHANGE ACT OF 1934

For the month of June 2026

(Commission File Number: 001-14700)

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Taiwan Semiconductor Manufacturing Company Limited

(Translation of Registrant’s Name Into English)

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No. 8, Li-Hsin Road 6

Hsinchu Science Park
Hsinchu 300-096, Taiwan

Republic of China

(Address of Principal Executive Offices)

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Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F x Form 40-F o

Indicate by check mark if the registrant is submitting the Form 6-K in papers as permitted by Regulation S-T Rule 101(b)(1): o

Indicate by check mark if the registrant is submitting the Form 6-K in papers as permitted by Regulation S-T Rule 101(b)(7): o

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Taiwan Semiconductor Manufacturing Company Limited

Date: June 4, 2026

/s/ Wendell Huang

Wendell Huang

Senior Vice President and Chief Financial Officer

TSMC Shareholders’ Meeting Resolutions

HSINCHU, Taiwan, R.O.C., June 4, 2026 – TSMC (TWSE: 2330, NYSE: TSM) today held its 2026 Annual Shareholders’ Meeting, which passed the following major resolutions:

1.Acknowledged the 2025 Business Report and Financial Statements. Consolidated revenue totaled NT$3,809.05 billion and net income was NT$1,717.88 billion, with diluted earnings per share of NT$66.25.

2.Approved amendments to TSMC’s Articles of Incorporation.

About TSMC

TSMC pioneered the pure-play foundry business model when it was founded in 1987 and has been the world’s leading dedicated semiconductor foundry ever since. The Company supports a thriving ecosystem of global customers and partners with the industry’s leading process technologies and portfolio of design enablement solutions to unleash innovation for the global semiconductor industry. With global operations spanning Asia, Europe, and North America, TSMC serves as a committed corporate citizen around the world.

TSMC deployed 305 distinct process technologies, and manufactured 12,682 products for 534 customers in 2025 by providing the broadest range of advanced, specialty and advanced packaging technology services. The Company is headquartered in Hsinchu, Taiwan. For more information please visit https://www.tsmc.com.

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TSMC Spokesperson:

Media Contacts:

Wendell Huang
Senior Vice President and CFO

Nina Kao

Head of Public Relations

Tel: 886-3-5636688 ext.7125036

Mobile: 886-988-239-163

E-Mail: press@tsmc.com

Baker Li

Public Relations

Tel: 886-3-5636688 ext.7125037

Mobile: 886-988-932-757

E-Mail: press@tsmc.com

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD 6-K