TSM (TSM) EVP and Co-COO Yuh-Jier Mii details initial share ownership

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD executive Yuh-Jier Mii, EVP and Co-COO, filed an initial ownership report. The filing shows direct ownership of 1,254,057 Common Shares (2330.TW) and 25 American Depositary Shares. Additional Common Shares are held indirectly through an ESPP trust and an LTI bonus plan trust.

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

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1. Name and Address of Reporting Person^*

Mii Yuh-Jier

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP and Co-COO

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)
Common Shares (2330.TW)	1,254,057	D
American Depositary Shares (TSM)(1)	25	D
Common Shares (2330.TW)	7,724(2)	I	By ESPP Trust
Common Shares (2330.TW)	63,345(3)	I	By LTI Trust

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:

1. Each American Depositary Share represents five (5) Common Shares.

2. Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

3. Represents Common Shares purchased by a trust with cash received under the issuer's Long-Term Incentive ("LTI") Bonus Plan, over which the filer has obtained investment control.

Remarks:

Exhibit 24 - Power of Attorney

	/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)

FAQ

What does the Form 3 filing by TSM executive Yuh-Jier Mii show?

The Form 3 shows initial ownership for EVP and Co-COO Yuh-Jier Mii, including direct Common Shares, American Depositary Shares, and additional Common Shares held indirectly through employee stock purchase and long-term incentive plan trusts.

How many TSM Common Shares does Yuh-Jier Mii hold directly?

The filing reports 1,254,057 Common Shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD held directly. This figure reflects his direct equity stake in the issuer, separate from shares held through trusts or plans.

What American Depositary Share holdings are reported for TSM EVP Yuh-Jier Mii?

The Form 3 lists 25 American Depositary Shares (TSM) held directly. A footnote explains that each American Depositary Share represents five Common Shares, linking these ADS holdings to the underlying Taiwan-listed Common Shares.

What indirect TSM shareholdings are reported through employee plans?

The filing shows Common Shares held indirectly through two arrangements: an Employee Stock Purchase Plan (ESPP) trust and an LTI bonus plan trust that buys shares with plan cash, over which the filer has obtained investment control.

Does the TSM Form 3 disclose any insider buying or selling activity?

The Form 3 records holdings only and does not identify any buy or sell transactions. It serves as an initial statement of beneficial ownership rather than a report of recent trades in TSM securities.

What is the role of trusts in Yuh-Jier Mii’s TSM share ownership?

The filing notes ESPP and LTI trusts that hold Common Shares. One trust holds ESPP-purchased shares, while another acquires shares with Long-Term Incentive bonus cash, with investment control obtained by the filer.