TSM director files initial Form 3 ownership

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD director files initial ownership report.

Accepted by SEC EDGAR 03/18/2026 - 06:05 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD director files initial ownership report. Director Yeh Chun-Hsien submitted a Form 3, which is an initial statement of beneficial ownership for insiders. The data provided shows no reported transactions or derivative positions in this filing.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the TSM Form 3 filed by Yeh Chun-Hsien report?

The Form 3 for TSM reports director Yeh Chun-Hsien as an insider and serves as an initial statement of beneficial ownership. The provided data shows no reported transactions or derivative positions in this filing.

Does the TSM Form 3 show any buy or sell transactions?

No, the Form 3 data for TSM shows zero buy, sell, acquire, or dispose transactions. The transaction summary fields are all zero, indicating no trades were reported in this initial ownership filing.

Who is the reporting person on the TSM Form 3?

The reporting person on this TSM Form 3 is Yeh Chun-Hsien, identified as a director. The filing records their status as an insider but does not list specific security transactions or derivative positions in the provided data.

Are there any derivative securities reported in the TSM Form 3?

No derivative securities are shown in the Form 3 data for TSM. The derivative summary is empty and the derivativeTransactionCount is zero, indicating no options, warrants, or similar instruments are reported in this filing excerpt.

What does the transaction summary indicate in the TSM Form 3?

The transaction summary for TSM shows all counts and share amounts for buys, sells, exercises, gifts, tax withholding, and restructurings as zero. This indicates no insider trading activity is reported in this initial Form 3 filing excerpt.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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1. Name and Address of Reporting Person^*

Yeh Chun-Hsien

(Last) (First) (Middle)

NO. 8, LI-HSIN ROAD 6

HSINCHU SCIENCE PARK

(Street)

HSINCHU TAIWAN 300096

(City) (State) (Zip)

TAIWAN, PROVINCE OF CHINA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD [ TSM ]

3a. Foreign Trading Symbol
[2330.TW]

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

(1) The reporting person is the representative of National Development Fund of the Executive Yuan on the board of directors of the issuer. The reporting person disclaims beneficial ownership of the securities of the issuer beneficially owned by National Development Fund of the Executive Yuan. (2) Exhibit 24 - Power of Attorney

No securities are beneficially owned.

	/s/ Jen-Chau Huang, as attorney-in-fact	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)