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  4. [Form 4] TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD Insider Trading Activity

TAIWAN SEMICONDUCTOR (TSM) SVP Yeap Choh Fei adds 57 shares through ESPP

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD executive Yeap Choh Fei reported a purchase of 57 Common Shares (2330.TW) on 2026-08-07 at $73.31 per share. The shares were bought by the administrator of the company’s Employee Stock Purchase Plan (ESPP) on the filer’s behalf and are held indirectly through an ESPP Trust.

After this ESPP purchase, indirect holdings through the ESPP Trust total 6,493 shares. Yeap also reports 213,375 shares held directly and 10,581 shares held indirectly through a trust associated with the company’s Long-Term Incentive (LTI) Bonus Plan, over which the filer has obtained investment control.

Positive

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Negative

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Insider Yeap Choh Fei
Role SVP
Bought 57 shs ($4K)
Type Security Shares Price Value
Purchase Common Shares (2330.TW) F1, F2, F3 57 $73.31 $4K
holding Common Shares (2330.TW) -- -- --
holding Common Shares (2330.TW) F4 -- -- --
Holdings After Transaction: Common Shares (2330.TW) — 6,493 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 213,375 shares (Direct); Common Shares (2330.TW) — 10,581 shares (Indirect, By LTI Trust)
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$2,367.1117 in New Taiwan dollars, at the rate of NT$32.288 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.
Shares purchased 57 shares Common Shares (2330.TW) bought on 2026-08-07 via ESPP
Purchase price $73.31 per share Price for 57 Common Shares acquired through ESPP administrator
Indirect ESPP holdings 6,493 shares Total Common Shares held indirectly via ESPP Trust after transaction
Direct holdings 213,375 shares Common Shares held directly by Yeap Choh Fei after reported activity
Indirect LTI trust holdings 10,581 shares Common Shares held indirectly via trust under LTI Bonus Plan
NT$ average purchase price NT$2,367.1117 Average ESPP purchase price in New Taiwan dollars translated to US$
FX rate used NT$32.288 to US$1 Exchange rate applied to translate ESPP purchase price to U.S. dollars
Employee Stock Purchase Plan ("ESPP") financial
"Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP")"
ESPP Trust 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"
indirect ownership financial
"total shares following transaction 6,493.0000, direct_or_indirect I, nature_of_ownership By ESPP Trust"
investment control financial
"over which the filer has obtained investment control."

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FAQ

What did TSM executive Yeap Choh Fei report in this Form 4 transaction?
Yeap Choh Fei reported buying 57 Common Shares of TSM on 2026-08-07 at $73.31 per share. The purchase was made through the administrator of TSM’s Employee Stock Purchase Plan (ESPP) and is held indirectly via an ESPP Trust.

How many TSM shares does Yeap Choh Fei hold directly and indirectly after this filing?
After the reported activity, Yeap holds 213,375 TSM shares directly. Indirectly, there are 6,493 shares via an ESPP Trust and 10,581 shares via a trust related to the Long-Term Incentive (LTI) Bonus Plan.

Was the TSM Form 4 purchase by Yeap Choh Fei made through an ESPP?
Yes. The 57 TSM shares were purchased by the administrator of TSM’s Employee Stock Purchase Plan (ESPP) on Yeap’s behalf. The shares are held under the ESPP in an ESPP Trust, as described in the filing footnotes.

What was the effective U.S. dollar price per TSM share in Yeap Choh Fei’s ESPP purchase?
The Form 4 reports a price of $73.31 per share for the 57 TSM shares purchased. A footnote explains this reflects translation from an average purchase price of NT$2,367.1117 using a rate of NT$32.288 to US$1.

How are Yeap Choh Fei’s indirect TSM holdings structured after this Form 4?
Indirect holdings consist of 6,493 shares in an ESPP Trust and 10,581 shares in a trust under the Long-Term Incentive (LTI) Bonus Plan. The filing states the LTI trust purchased shares with bonus cash and Yeap has obtained investment control.
SEC Form 4
FORM 4UNITED 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*
Yeap Choh Fei
(Last)(First)(Middle)
NO. 8, LI-HSIN ROAD 6
HSINCHU SCIENCE PARK
(Street)
HSINCHUTAIWAN300096
(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)
Director10% Owner
XOfficer (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)
XForm 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)
CodeVAmount(A) or (D)Price
Common Shares (2330.TW)213,375D
Common Shares (2330.TW)08/07/2026(1)P57A$73.31(2)6,493(3)IBy ESPP Trust
Common Shares (2330.TW)10,581(4)IBy LTI Trust
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount 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$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-fact08/10/2026
** Signature of Reporting PersonDate
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