TSMC (NYSE: TSM) updates insider holdings and December 2025 investments

Rhea-AI Filing Summary

Taiwan Semiconductor Manufacturing Company Limited (TSMC) filed a Form 6-K summarizing key corporate changes for December 2025. The report shows a small increase in insider ownership: Vice President Jonathan Lee’s shareholdings rose by 265 shares to 485,797 shares as of December 31, 2025, including related-party holdings.

TSMC and its subsidiaries recorded an acquisition of fixed-income investments totaling NT$2.1 billion and a disposition of equity investments totaling NT$0.5 billion during the month. The company reports no changes in share pledges by directors, officers, or major shareholders, and no new capital appropriations, unsecured bond issuances, or cancellations of TSMC common shares for December 2025.

1934 Act Registration No. 1-14700

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

_____________________________

FORM 6-K

_____________________________

REPORT OF FOREIGN PRIVATE ISSUER

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

THE SECURITIES EXCHANGE ACT OF 1934

For the month of January 2026

(Commission File Number: 001-14700)

_____________________________

Taiwan Semiconductor Manufacturing Company Limited

(Translation of Registrant’s Name Into English)

_____________________________

No. 8, Li-Hsin Road 6

Hsinchu Science Park

Hsinchu 300-096, Taiwan
Republic of China

(Address of Principal Executive Offices)

_____________________________

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:   January 23, 2026

By

/s/ Wendell Huang

Wendell Huang

Senior Vice President and Chief Financial Officer

Taiwan Semiconductor Manufacturing Company Limited

("TSMC"; NYSE: TSM)

This is to report 1) the changes in the shareholdings of TSMC board of directors, executive officers and shareholders who own more than 10% of total outstanding common shares of TSMC; 2) the changes in the pledge of TSMC common shares by TSMC board of directors, executive officers and shareholders who own more than 10% of total outstanding common shares of TSMC; 3) the acquisition and disposition of assets by TSMC and its subsidiaries; 4) the capital appropriations approved by TSMC board of directors; 5) the unsecured bonds issued by TSMC and its subsidiaries and 6) the cancellation of TSMC common shares for the month of December 2025.

1.The changes in the shareholdings of TSMC board of directors, executive officers and shareholders who own more than 10% of total outstanding common shares of TSMC:

Title

Name

Number of shares held as of

Changes

11/30/2025

12/31/2025

Vice President

Jonathan Lee

485,532

485,797

265

Note: Shareholdings include shares held by the related parties.

2.The changes in the pledge of TSMC common shares by TSMC board of directors, executive officers and shareholders who own more than 10% of total outstanding common shares of TSMC: None.

3.The acquisition and disposition of assets by TSMC and its subsidiaries:

(1) Fixed-income investment: NT$2.1 billion of acquisition.

(2) Equity investment: NT$0.5 billion of disposition.

4.The capital appropriations approved by TSMC board of directors: None.

5.The unsecured bonds issued by TSMC and its subsidiaries: None.

6.The cancellation of TSMC common shares: None.

FAQ

What does TSM (TSMC) report in this January 2026 Form 6-K?

The Form 6-K from TSMC provides a summary for December 2025 of insider shareholding changes, share pledges, asset acquisitions and dispositions, board-approved capital appropriations, unsecured bond issuances, and common share cancellations.

Were there any notable insider shareholding changes at TSMC in December 2025?

The filing shows a modest change: Vice President Jonathan Lee increased his holdings by 265 shares, going from 485,532 shares on November 30, 2025 to 485,797 shares on December 31, 2025, including related-party holdings.

What asset transactions did TSMC and its subsidiaries make in December 2025?

TSMC reports that it acquired NT$2.1 billion in fixed-income investments and disposed of NT$0.5 billion in equity investments during December 2025.

Did TSMC’s directors or major shareholders change their pledged shares in December 2025?

No. The report states there were no changes in the pledge of TSMC common shares by board members, executive officers, or shareholders owning more than 10% of the total outstanding common shares.

Were any new capital appropriations approved by TSMC’s board in December 2025?

No. The filing explicitly states that there were no capital appropriations approved by TSMC’s board of directors for the month of December 2025.

Did TSMC issue unsecured bonds or cancel any common shares in December 2025?

No. The company reports that no unsecured bonds were issued by TSMC or its subsidiaries and that there was no cancellation of TSMC common shares in December 2025.