TSMC VP buys shares via employee stock plan

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD vice president Chun-Hsien Lee reported an open-market purchase of 63 Common Shares (2330.TW) on April 9, 2026, at $57.87 per share.

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD vice president Chun-Hsien Lee reported an open-market purchase of 63 Common Shares (2330.TW) on April 9, 2026, at $57.87 per share. The shares were bought by the administrator of the company’s Employee Stock Purchase Plan (ESPP) on his behalf under predetermined plan terms and are held indirectly through an ESPP trust.

After this transaction, indirect holdings via the ESPP trust total 5,781 Common Shares, alongside 506,032 Common Shares held directly, 10,581 Common Shares held through a Long-Term Incentive (LTI) bonus plan trust, and 6,000 Common Shares held indirectly through his spouse.

Insider Trade Summary

Net Buyer: 63 shares

Net Buy 4 txns

Insider Lee Chun-Hsien

Role VP

Bought 63 shs ($4K)

Type	Security	Shares	Price	Value
Purchase	Common Shares (2330.TW)	63	$57.87	$4K
holding	Common Shares (2330.TW)	--	--	--
holding	Common Shares (2330.TW)	--	--	--
holding	Common Shares (2330.TW)	--	--	--

Holdings After Transaction: Common Shares (2330.TW) — 5,781 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 506,032 shares (Direct); Common Shares (2330.TW) — 10,581 shares (Indirect, By LTI Trust); Common Shares (2330.TW) — 6,000 shares (Indirect, By Spouse)

Footnotes (4)

1. F1. Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.
2. F2. The price was translated from the average purchase price of NT$1,837.2789 in New Taiwan dollars, at the rate of NT$31.748 to US$1.
3. F3. Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").
4. F4. 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.

Key Figures

Shares purchased: 63 shares Purchase price: $57.87 per share Direct holdings after transaction: 506,032 shares +5 more

8 metrics

Shares purchased 63 shares Open-market purchase on April 9, 2026

Purchase price $57.87 per share Common Shares (2330.TW) via ESPP

Direct holdings after transaction 506,032 shares Common Shares held directly by Chun-Hsien Lee

ESPP trust holdings after transaction 5,781 shares Common Shares held indirectly via ESPP trust

LTI trust holdings 10,581 shares Common Shares held via Long-Term Incentive bonus plan trust

Spouse indirect holdings 6,000 shares Common Shares held indirectly through spouse

NT dollar purchase price NT$1,837.2789 per share Average purchase price translated to US dollars

FX rate used NT$31.748 to US$1 Exchange rate for price translation

Key Terms

Employee Stock Purchase Plan ("ESPP"), ESPP trust, Long-Term Incentive ("LTI") Bonus Plan, indirect ownership

4 terms

Employee Stock Purchase Plan ("ESPP") financial

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

ESPP trust financial

"Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan on behalf of the filer and held in an ESPP trust."

Long-Term Incentive ("LTI") Bonus Plan financial

"Represents Common Shares purchased by a trust with cash received under the issuer's Long-Term Incentive ("LTI") Bonus Plan."

indirect ownership financial

"The filing classifies several positions as indirect ownership, including holdings by ESPP trust, LTI trust, and spouse."

FAQ

What insider transaction did TSM VP Chun-Hsien Lee report on April 9, 2026?

TSM vice president Chun-Hsien Lee reported buying 63 Common Shares (2330.TW) on April 9, 2026, at $57.87 per share. The purchase was executed by the Employee Stock Purchase Plan administrator under predetermined plan terms and is held indirectly via an ESPP trust.

How many Taiwan Semiconductor (TSM) shares does Chun-Hsien Lee hold after this Form 4?

Following the reported transaction, Chun-Hsien Lee holds 506,032 Common Shares directly, plus several indirect stakes. These include 5,781 Common Shares via an ESPP trust, 10,581 Common Shares via a Long-Term Incentive bonus plan trust, and 6,000 Common Shares held indirectly through his spouse.

Was the TSM insider share purchase by Chun-Hsien Lee an open-market transaction?

Yes. The Form 4 classifies the 63-share transaction as an open-market purchase at $57.87 per share. However, the footnotes explain the shares were actually bought by the Employee Stock Purchase Plan administrator under predetermined plan terms, then credited to Lee through the ESPP trust.

What currency details were disclosed for Chun-Hsien Lee’s TSM share purchase price?

The reported $57.87 per-share price was translated from an average purchase price of NT$1,837.2789. The translation used an exchange rate of NT$31.748 to US$1, explicitly linking the Taiwan-dollar transaction price to its U.S. dollar equivalent in the filing.

How are Chun-Hsien Lee’s indirect TSM share holdings structured?

Indirect holdings are split among several arrangements. He has 5,781 Common Shares through an ESPP trust, 10,581 Common Shares through a Long-Term Incentive bonus plan trust where he has investment control, and 6,000 Common Shares attributed indirectly through his spouse’s holdings.

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Accepted by SEC EDGAR 04/13/2026 - 07:36 AM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lee Chun-Hsien

(Last) (First) (Middle)

NO. 8, LI-HSIN ROAD 6

HSINCHU SCIENCE PARK

(Street)

HSINCHU TAIWAN 300096

(City) (State) (Zip)

TAIWAN

(Country)

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

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

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

2a. Foreign Trading Symbol
[2330.TW]

3. Date of Earliest Transaction (Month/Day/Year)
04/09/2026

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

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

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

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Shares (2330.TW)								506,032	D
Common Shares (2330.TW)	04/09/2026(1)		P	V	63	A	$57.87(2)	5,781(3)	I	By ESPP Trust
Common Shares (2330.TW)								10,581(4)	I	By LTI Trust
Common Shares (2330.TW)								6,000	I	By Spouse

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

2. The price was translated from the average purchase price of NT$1,837.2789 in New Taiwan dollars, at the rate of NT$31.748 to US$1.

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

4. 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:

	/s/ Jen-Chau Huang, as attorney-in-fact	04/13/2026
	** 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 4 (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 4: SEC 1474 (03-26)