Was the reported TSM share purchase under a Rule 10b5-1 trading plan?

The filing’s Rule 10b5-1 checkbox is marked false, indicating the ESPP purchase was not affirmatively reported as executed under a Rule 10b5-1 trading plan or similar pre-arranged arrangement.

Taiwan Semiconductor SVP reports ESPP share purchase

Q: What insider transaction did TSM SVP Wang Ying-Lang report on this Form 4?

SVP Wang Ying-Lang reported a purchase of 55 Common Shares of Taiwan Semiconductor on 2026-08-07 through the company’s Employee Stock Purchase Plan (ESPP), executed at an effective price of $73.31 per share.

Q: At what price were the Taiwan Semiconductor (TSM) shares acquired in the ESPP transaction?

The 55 TSM Common Shares were acquired at $73.31 per share, translated from an average price of NT$2,367.1117 using an exchange rate of NT$32.288 to US$1, as disclosed in the footnotes.

Q: How many Taiwan Semiconductor (TSM) shares does Wang Ying-Lang hold directly after this transaction?

After the reported transaction, 362,392 Common Shares of Taiwan Semiconductor are listed as held directly by Wang Ying-Lang. This direct holding is separate from additional indirect holdings via trusts and his spouse.

Q: What are Wang Ying-Lang’s indirect holdings of TSM shares through plans and trusts?

Post-transaction, indirect holdings include 6,445 shares via the ESPP trust, 10,581 shares via a trust under the Long-Term Incentive (LTI) Bonus Plan, and 1,135,529 shares held indirectly by his spouse.

Q: What role do the ESPP and LTI plans play in Wang Ying-Lang’s TSM holdings?

The ESPP administrator purchased shares on his behalf under pre-determined terms, while an LTI Bonus Plan trust acquired shares with bonus cash, over which he has investment control, adding to his indirect TSM ownership.

Filing Impact

(Moderate)

Filing Sentiment

(Neutral)How Sentiment works

Sentiment and the balance of points

Rhea-AI Sentiment reads the wording of the document, how positive or negative its language is on a 1 to 5 scale. The balance of points shown with the takes weighs what the document actually discloses, so the two can disagree, for example when a trial that missed its main goal is described in upbeat language.

How Sentiment works How the balance works

Form Type

Rhea-AI Filing Summary

Taiwan Semiconductor Manufacturing Co. Ltd. reports that SVP Wang Ying-Lang had 55 Common Shares (2330.TW) purchased on his behalf on 2026-08-07 under the company’s Employee Stock Purchase Plan (ESPP) at $73.31 per share, translated from an average price of NT$2,367.1117 at NT$32.288 to US$1. The shares are held indirectly by an ESPP trust, bringing his ESPP-related indirect holdings to 6,445 shares, alongside 362,392 shares held directly, 10,581 shares held via an LTI bonus plan trust, and 1,135,529 shares held indirectly via his spouse. The transaction was reported as a purchase and was not marked as made under a Rule 10b5-1 trading plan.

Insider Trade Summary

Net Buyer: 55 shares

Net Buy 4 txns

Insider Wang Ying-Lang

Role SVP

Bought 55 shs ($4K)

Type	Security	Shares	Price	Value
Purchase	Common Shares (2330.TW) ^{F1, F2, F3}	55	$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) — 6,445 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 362,392 shares (Direct); Common Shares (2330.TW) — 10,581 shares (Indirect, By LTI Trust); Common Shares (2330.TW) — 1,135,529 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: 55 Common Shares (2330.TW) Purchase price per share: $73.31 per share Indirect ESPP holdings after transaction: 6,445 Common Shares +5 more

8 metrics

Shares purchased 55 Common Shares (2330.TW) ESPP purchase on 2026-08-07 for Wang Ying-Lang

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

Indirect ESPP holdings after transaction 6,445 Common Shares Held indirectly by ESPP trust for Wang Ying-Lang

Direct holdings after transaction 362,392 Common Shares Direct ownership reported for Wang Ying-Lang

LTI trust holdings 10,581 Common Shares Indirect ownership via Long-Term Incentive (LTI) Bonus Plan trust

Spousal indirect holdings 1,135,529 Common Shares Indirect ownership reported as held by spouse

Average NT$ purchase price NT$2,367.1117 Local-currency average price used for ESPP purchase

FX rate used NT$32.288 to US$1 Exchange rate applied to translate ESPP purchase price

Key Terms

Employee Stock Purchase Plan ("ESPP"), Long-Term Incentive ("LTI") Bonus Plan, indirect ownership, Rule 10b5-1

4 terms

Employee Stock Purchase Plan ("ESPP") financial

"Common Shares purchased by the administrator of 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"

indirect ownership financial

"total_shares_following_transaction":"6445.0000","direct_or_indirect":"I""

Rule 10b5-1 regulatory

"The filing’s Rule 10b5-1 checkbox is marked false"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

FAQ

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

What insider transaction did TSM SVP Wang Ying-Lang report on this Form 4?

SVP Wang Ying-Lang reported a purchase of 55 Common Shares of Taiwan Semiconductor on 2026-08-07 through the company’s Employee Stock Purchase Plan (ESPP), executed at an effective price of $73.31 per share.

At what price were the Taiwan Semiconductor (TSM) shares acquired in the ESPP transaction?

The 55 TSM Common Shares were acquired at $73.31 per share, translated from an average price of NT$2,367.1117 using an exchange rate of NT$32.288 to US$1, as disclosed in the footnotes.

How many Taiwan Semiconductor (TSM) shares does Wang Ying-Lang hold directly after this transaction?

After the reported transaction, 362,392 Common Shares of Taiwan Semiconductor are listed as held directly by Wang Ying-Lang. This direct holding is separate from additional indirect holdings via trusts and his spouse.

What are Wang Ying-Lang’s indirect holdings of TSM shares through plans and trusts?

Post-transaction, indirect holdings include 6,445 shares via the ESPP trust, 10,581 shares via a trust under the Long-Term Incentive (LTI) Bonus Plan, and 1,135,529 shares held indirectly by his spouse.

What role do the ESPP and LTI plans play in Wang Ying-Lang’s TSM holdings?

The ESPP administrator purchased shares on his behalf under pre-determined terms, while an LTI Bonus Plan trust acquired shares with bonus cash, over which he has investment control, adding to his indirect TSM ownership.

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

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Accepted by SEC EDGAR 08/10/2026 - 07:59 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^*

Wang Ying-Lang

(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)
	SVP

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)								362,392	D
Common Shares (2330.TW)	08/07/2026⁽¹⁾		P		55	A	$73.31⁽²⁾	6,445⁽³⁾	I	By ESPP Trust
Common Shares (2330.TW)								10,581⁽⁴⁾	I	By LTI Trust
Common Shares (2330.TW)								1,135,529	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