Was Lu Lee-Chung’s TSM share purchase under a Rule 10b5-1 trading plan?

The filing’s Rule 10b5-1 checkbox is not checked, indicating the reported transactions were not affirmatively identified as being made pursuant to a Rule 10b5-1 trading plan.

TSMC VP buys shares through employee stock plan

Q: What did TSM VP Lu Lee-Chung report in this Form 4 transaction?

Lu Lee-Chung reported a purchase of 52 Common Shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD on 2026-08-07 through the company’s Employee Stock Purchase Plan, held indirectly via an ESPP trust.

Q: At what price were the 52 TSM shares purchased by Lu Lee-Chung?

The 52 shares were purchased at an average price of $73.31 per share. This was translated from an average price of NT$2,367.1117 using an exchange rate of NT$32.288 to US$1.

Q: How many TSM shares does Lu Lee-Chung hold after this ESPP purchase?

After the ESPP purchase, the filing reports 6,434 shares held indirectly via the ESPP trust, 276,716 shares held directly, 7,036 shares via an LTI bonus plan trust, and 15,000 shares held indirectly by the spouse.

Q: How were the ESPP shares for TSM acquired in this Form 4?

The ESPP shares were purchased by the ESPP administrator on behalf of Lu Lee-Chung under terms predetermined by the issuer, then held under the company’s Employee Stock Purchase Plan (ESPP) in an ESPP trust.

Q: What does the Form 4 say about Lu Lee-Chung’s LTI trust holdings in TSM?

The report shows 7,036 Common Shares held indirectly via a trust funded with cash from the issuer’s Long-Term Incentive (LTI) Bonus Plan, over which Lu Lee-Chung has obtained investment control.

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD VP Lu Lee-Chung reported purchasing 52 Common Shares (2330.TW) on 2026-08-07 at $73.31 per share.

Filing Impact

(Moderate)

Filing Sentiment

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Form Type

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD VP Lu Lee-Chung reported purchasing 52 Common Shares (2330.TW) on 2026-08-07 at $73.31 per share. The shares were bought in U.S. dollars by the administrator of the company’s Employee Stock Purchase Plan (ESPP) on the filer’s behalf and are held indirectly via an ESPP trust, bringing that ESPP-related position to 6,434 shares. As of the same date, the report also lists 276,716 shares held directly, 7,036 shares held indirectly via an LTI bonus plan trust over which the filer has investment control, and 15,000 shares held indirectly by the filer’s spouse.

Insider Trade Summary

Net Buyer: 52 shares

Net Buy 4 txns

Insider Lu Lee-Chung

Role VP

Bought 52 shs ($4K)

Type	Security	Shares	Price	Value
Purchase	Common Shares (2330.TW) ^{F1, F2, F3}	52	$73.31	$4K
holding	Common Shares (2330.TW)	--	--	--
holding	Common Shares (2330.TW) ^F4	--	--	--
holding	Common Shares (2330.TW)	--	--	--

Holdings After Transaction: Common Shares (2330.TW) — 6,434 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 276,716 shares (Direct); Common Shares (2330.TW) — 7,036 shares (Indirect, By LTI Trust); Common Shares (2330.TW) — 15,000 shares (Indirect, By Spouse)

Footnotes (4)

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.
F2. The price was translated from the average purchase price of NT$2,367.1117 in New Taiwan dollars, at the rate of NT$32.288 to US$1.
F3. Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").
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: 52 shares Purchase price: $73.31 per share ESPP trust holdings: 6,434 shares +4 more

7 metrics

Shares purchased 52 shares Common Shares (2330.TW) bought on 2026-08-07 via ESPP

Purchase price $73.31 per share Average purchase price translated from NT$2,367.1117 at NT$32.288 to US$1

ESPP trust holdings 6,434 shares Common Shares held indirectly under the Employee Stock Purchase Plan

Direct holdings 276,716 shares Common Shares held directly following reported transactions

LTI trust holdings 7,036 shares Common Shares held indirectly by LTI Bonus Plan trust with investment control

Spouse holdings 15,000 shares Common Shares held indirectly by spouse

FX rate used NT$32.288 to US$1 Rate used to translate NT$2,367.1117 ESPP price to $73.31

Key Terms

Employee Stock Purchase Plan ("ESPP"), Long-Term Incentive ("LTI") Bonus Plan, investment control

3 terms

Employee Stock Purchase Plan ("ESPP") financial

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

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"

investment control financial

"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 did TSM VP Lu Lee-Chung report in this Form 4 transaction?

Lu Lee-Chung reported a purchase of 52 Common Shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD on 2026-08-07 through the company’s Employee Stock Purchase Plan, held indirectly via an ESPP trust.

At what price were the 52 TSM shares purchased by Lu Lee-Chung?

The 52 shares were purchased at an average price of $73.31 per share. This was translated from an average price of NT$2,367.1117 using an exchange rate of NT$32.288 to US$1.

How many TSM shares does Lu Lee-Chung hold after this ESPP purchase?

After the ESPP purchase, the filing reports 6,434 shares held indirectly via the ESPP trust, 276,716 shares held directly, 7,036 shares via an LTI bonus plan trust, and 15,000 shares held indirectly by the spouse.

How were the ESPP shares for TSM acquired in this Form 4?

The ESPP shares were purchased by the ESPP administrator on behalf of Lu Lee-Chung under terms predetermined by the issuer, then held under the company’s Employee Stock Purchase Plan (ESPP) in an ESPP trust.

What does the Form 4 say about Lu Lee-Chung’s LTI trust holdings in TSM?

The report shows 7,036 Common Shares held indirectly via a trust funded with cash from the issuer’s Long-Term Incentive (LTI) Bonus Plan, over which Lu Lee-Chung has obtained investment control.

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

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Accepted by SEC EDGAR 08/10/2026 - 07:57 AM EDT

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^*

Lu Lee-Chung

(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)
08/07/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Shares (2330.TW)								276,716	D
Common Shares (2330.TW)	08/07/2026⁽¹⁾		P		52	A	$73.31⁽²⁾	6,434⁽³⁾	I	By ESPP Trust
Common Shares (2330.TW)								7,036⁽⁴⁾	I	By LTI Trust
Common Shares (2330.TW)								15,000	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

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$2,367.1117 in New Taiwan dollars, at the rate of NT$32.288 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	08/10/2026
	** 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)

Source: View Original Filing on SEC EDGAR