STOCK TITAN

TSMC (TSM) EVP adds ESPP shares in small open-market style purchase

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

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD executive vice president and co-chief operating officer Chin Yung-Pei reported an open-market style purchase of 89 Common Shares (2330.TW) at $57.87 per share. The shares were bought by the administrator of the company’s Employee Stock Purchase Plan under predetermined terms on behalf of the filer.

After this transaction, an ESPP trust held 8,148 Common Shares indirectly for the filer. Separate entries show 5,171,935 Common Shares held directly, 63,345 held indirectly through a Long-Term Incentive plan trust, and 4,190,107 held indirectly through the filer’s spouse as of the same date.

Positive

  • None.

Negative

  • None.
Insider Chin Yung-Pei
Role EVP and Co-COO
Bought 89 shs ($5K)
Type Security Shares Price Value
Purchase Common Shares (2330.TW) 89 $57.87 $5K
holding Common Shares (2330.TW) -- -- --
holding Common Shares (2330.TW) -- -- --
holding Common Shares (2330.TW) -- -- --
Holdings After Transaction: Common Shares (2330.TW) — 8,148 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 5,171,935 shares (Direct)
Footnotes (1)
  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. 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. Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP"). 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 89 shares Common Shares (2330.TW) bought via ESPP on 2026-04-09
Purchase price $57.87 per share Average U.S. dollar price translated from NT$1,837.2789
Direct holdings 5,171,935 shares Common Shares held directly after reported transactions
ESPP trust holdings 8,148 shares Common Shares held indirectly via ESPP trust after purchase
LTI trust holdings 63,345 shares Common Shares held indirectly by LTI bonus plan trust
Spouse indirect holdings 4,190,107 shares Common Shares held indirectly via spouse ownership
ESPP NT dollar price NT$1,837.2789 per share Average ESPP purchase price in New Taiwan dollars
FX rate used NT$31.748 to US$1 Exchange rate for translating ESPP purchase price
Employee Stock Purchase Plan financial
"Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer"
An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.
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
"nature_of_ownership: By ESPP Trust / By LTI Trust / By Spouse"
open-market purchase financial
"transaction_action: open-market purchase, transaction_code_description: Purchase in open market or private transaction"
An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.
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*
Chin Yung-Pei

(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)
EVP and Co-COO
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)
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)5,171,935D
Common Shares (2330.TW)04/09/2026(1)PV89A$57.87(2)8,148(3)IBy ESPP Trust
Common Shares (2330.TW)63,345(4)IBy LTI Trust
Common Shares (2330.TW)4,190,107IBy 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)
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$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-fact04/13/2026
** 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)

FAQ

What insider transaction did TSM executive Chin Yung-Pei report on this Form 4?

Chin Yung-Pei reported a purchase of 89 Common Shares (2330.TW) at $57.87 per share. The shares were acquired by the Employee Stock Purchase Plan administrator under predetermined terms on the executive’s behalf, reflecting a small incremental increase in reported ownership.

How were the purchased TSM shares acquired under the Employee Stock Purchase Plan?

The 89 shares were bought by the administrator of TSM’s Employee Stock Purchase Plan for the filer. The transaction followed plan terms predetermined by the issuer, meaning the timing and pricing were set by the plan mechanics rather than discretionary trading by the executive.

What are Chin Yung-Pei’s indirect TSM holdings through the ESPP and other trusts?

Following the reported transaction, an ESPP trust held 8,148 Common Shares for the filer. Additional indirect holdings include 63,345 Common Shares held by an LTI bonus plan trust and 4,190,107 Common Shares held by the filer’s spouse, as reported in the filing.

How many TSM shares does Chin Yung-Pei hold directly according to the filing?

The Form 4 shows 5,171,935 Common Shares (2330.TW) held directly by Chin Yung-Pei as of the transaction date. This direct position is separate from shares held through the ESPP trust, the LTI plan trust, and shares attributed through the filer’s spouse.

Is the reported TSM share purchase by Chin Yung-Pei a routine plan transaction?

Yes. Footnotes explain the 89-share purchase was made by the ESPP administrator under predetermined terms. Such Employee Stock Purchase Plan acquisitions are typically systematic and compensation-related, rather than discretionary open-market trading based on short-term views of the stock.

At what New Taiwan dollar price were the TSM shares purchased under the ESPP?

A footnote states the U.S. dollar price of $57.87 was translated from an average purchase price of NT$1,837.2789 per share. The translation used an exchange rate of NT$31.748 to US$1, linking the local trading price to the reported U.S. dollar figure.