STOCK TITAN

TSMC (NYSE: TSM) CEO reports ESPP share purchase and updated holdings

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

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD Chairman and CEO Che-Chia Wei reported an indirect open‑market purchase of 146 common shares at $76.62 per share through an Employee Stock Purchase Plan trust. Following this, that ESPP trust held 17,835 shares.

The filing also reports 700,261 common shares held indirectly by the spouse, 285,245 shares held indirectly by a Long-Term Incentive trust, and 7,452,349 common shares held directly by Wei as of the transaction date.

Positive

  • None.

Negative

  • None.
Insider Wei Che-Chia
Role Chairman and CEO
Bought 146 shs ($11K)
Type Security Shares Price Value
Purchase Common Shares (2330.TW) 146 $76.62 $11K
holding Common Shares (2330.TW) -- -- --
holding Common Shares (2330.TW) -- -- --
holding Common Shares (2330.TW) -- -- --
Holdings After Transaction: Common Shares (2330.TW) — 17,835 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 7,452,349 shares (Direct, null)
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$2,462.6361 in New Taiwan dollars, at the rate of NT$32.143 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.
ESPP purchase size 146 shares Indirect open-market purchase via ESPP trust on 2026-07-07
ESPP purchase price $76.62 per share Average purchase price in U.S. dollars
ESPP trust holdings 17,835 shares Total ESPP trust holdings for Wei after transaction
Spouse indirect holdings 700,261 shares Common shares held indirectly by spouse as of transaction date
LTI trust holdings 285,245 shares Common shares held by Long-Term Incentive trust with Wei’s investment control
Direct holdings 7,452,349 shares Common shares held directly by Che-Chia Wei
NT$ average ESPP price NT$2,462.6361 Average ESPP purchase price in New Taiwan dollars
FX rate used NT$32.143 to US$1 Exchange rate used to translate 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.
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 ... ownership_type": "indirect""
open-market purchase financial
"transaction_action": "open-market purchase""
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.
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FAQ

What did TSM Chairman and CEO Che-Chia Wei report in this Form 4?

Che-Chia Wei reported an indirect purchase of 146 common shares of TSM through an Employee Stock Purchase Plan trust. The filing also updates his direct and indirect shareholdings, including spouse and Long-Term Incentive trust positions, as of the transaction date.

How many TSM shares did Che-Chia Wei buy and at what price?

Che-Chia Wei indirectly purchased 146 common shares of TSM at $76.62 per share through an Employee Stock Purchase Plan. The price reflects a U.S. dollar translation of the plan’s average New Taiwan dollar purchase price using a stated exchange rate.

What are Che-Chia Wei’s TSM holdings after this transaction?

After the reported transactions, Che-Chia Wei holds 7,452,349 TSM common shares directly. Indirectly, 700,261 shares are held by his spouse, 285,245 shares by a Long-Term Incentive trust, and 17,835 shares by an Employee Stock Purchase Plan trust on his behalf.

How are the ESPP and LTI trust holdings described for TSM’s CEO?

The Form 4 states that an administrator bought ESPP shares on predetermined terms for Che-Chia Wei and holds them in an ESPP trust. A separate trust purchased and holds shares funded by cash from the issuer’s Long-Term Incentive Bonus Plan over which he has investment control.

Was the TSM CEO’s share purchase a routine plan transaction?

The filing explains that the 146 TSM shares were bought by the Employee Stock Purchase Plan administrator under terms predetermined by the issuer. This indicates a structured, plan-based acquisition rather than a wholly discretionary open-market trade initiated independently by the executive.
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*
Wei Che-Chia

(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)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Chairman and CEO
2a. Foreign Trading Symbol
[2330.TW]
3. Date of Earliest Transaction (Month/Day/Year)
07/07/2026
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)7,452,349D
Common Shares (2330.TW)07/07/2026(1)P146A$76.62(2)17,835(3)IBy ESPP Trust
Common Shares (2330.TW)285,245(4)IBy LTI Trust
Common Shares (2330.TW)700,261IBy 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$2,462.6361 in New Taiwan dollars, at the rate of NT$32.143 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-fact07/09/2026
** 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)