TSM VP Liaw Yung-Haw files initial Form 3

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD executive Liaw Yung-Haw, a vice president, filed an initial Form 3 reporting existing ownership of the company’s common shares.

Accepted by SEC EDGAR 03/18/2026 - 06:09 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD executive Liaw Yung-Haw, a vice president, filed an initial Form 3 reporting existing ownership of the company’s common shares. The filing shows direct holdings of 463,054 common shares, plus additional indirect holdings through an ESPP trust, an LTI bonus plan trust, and Hsing Yu Investment Co., Ltd.

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Liaw Yung-Haw

Role VP

Type	Security	Shares	Price	Value
Holding	Common Shares (2330.TW)	--	--	--
Holding	Common Shares (2330.TW)	--	--	--
Holding	Common Shares (2330.TW)	--	--	--
Holding	Common Shares (2330.TW)	--	--	--

Holdings: Common Shares (2330.TW) — 463,054 shares (Direct); Common Shares (2330.TW) — 6,031 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 7,036 shares (Indirect, By LTI Trust); Common Shares (2330.TW) — 430,000 shares (Indirect, By Hsing Yu Investment Co., Ltd.)

Footnotes (2)

1. F1. Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").
2. F2. 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.

FAQ

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

What does the TSM Form 3 filing by VP Liaw Yung-Haw report?

The Form 3 reports Liaw Yung-Haw’s existing ownership in TSM common shares. It lists direct and indirect holdings, including shares held personally, under an Employee Stock Purchase Plan trust, a Long-Term Incentive bonus plan trust, and Hsing Yu Investment Co., Ltd.

How many TSM shares does Liaw Yung-Haw hold directly according to this Form 3?

The filing shows direct ownership of 463,054 TSM common shares. This direct position is separate from additional indirect holdings reported through an Employee Stock Purchase Plan trust, a Long-Term Incentive plan trust, and Hsing Yu Investment Co., Ltd., which are listed as indirect positions.

What indirect TSM shareholdings are disclosed for Liaw Yung-Haw in this Form 3?

The filing discloses indirect holdings via three entities. These are an Employee Stock Purchase Plan trust, a Long-Term Incentive bonus plan trust, and Hsing Yu Investment Co., Ltd., each reported with its own common share balance and classified as indirect ownership.

Does the TSM Form 3 show any recent share purchases or sales by Liaw Yung-Haw?

The Form 3 functions as an initial ownership report, not a trade record. The entries are labeled as holdings with unknown transaction codes, indicating disclosure of existing positions rather than clearly identified new purchases or sales of TSM common shares.

What role do the ESPP and LTI trusts play in Liaw Yung-Haw’s TSM holdings?

The ESPP and LTI trusts hold TSM shares linked to employee compensation plans. One footnote explains shares purchased and held under the Employee Stock Purchase Plan, and another describes shares purchased by a trust under the Long-Term Incentive Bonus Plan with investment control obtained by the filer.

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

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Liaw Yung-Haw

(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)
	VP

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)	463,054	D
Common Shares (2330.TW)	6,031(1)	I	By ESPP Trust
Common Shares (2330.TW)	7,036(2)	I	By LTI Trust
Common Shares (2330.TW)	430,000	I	By Hsing Yu Investment Co., Ltd.

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

2. 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)