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

TSMC VP Lu awarded 8,175 restricted shares

After the Sept. 1 vesting, VP Lu Lee-Chung holds 284,891 TSM shares directly and has additional indirect stakes via multiple trusts and his spouse.

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

Rhea-AI Filing Summary

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) reported that VP Lu Lee-Chung acquired 8,175 Common Shares of the company on September 1, 2026 as a vested award under the issuer's Employee Restricted Stock Awards Rules. Following this vesting, Lu directly holds 284,891 Common Shares and also has indirect beneficial ownership of 6,434 shares through an Employee Stock Purchase Plan trust, 7,036 shares through a Long-Term Incentive bonus plan trust, and 15,000 shares held by a spouse.

Positive

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Negative

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Insider Lu Lee-Chung
Role VP
Type Security Shares Price Value
Grant/Award Common Shares (2330.TW) F1 8,175 $0.00 $0.00
holding Common Shares (2330.TW) F2 -- -- --
holding Common Shares (2330.TW) F3 -- -- --
holding Common Shares (2330.TW) -- -- --
Holdings After Transaction: Common Shares (2330.TW) — 284,891 shares (Direct); Common Shares (2330.TW) — 6,434 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 7,036 shares (Indirect, By LTI Trust); Common Shares (2330.TW) — 15,000 shares (Indirect, By Spouse)
Footnotes (3)
  1. F1. Represents Common Shares vested on September 1, 2026 in accordance with the issuer's Employee Restricted Stock Awards Rules.
  2. F2. Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").
  3. F3. 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.
Common Shares vested 8,175 shares Grant/award acquisition vested on September 1, 2026 under Employee Restricted Stock Awards Rules
Direct holdings after transaction 284,891 Common Shares Direct ownership by VP Lu Lee-Chung following September 1, 2026 vesting
Indirect holdings via ESPP Trust 6,434 Common Shares Shares purchased and held under the issuer's Employee Stock Purchase Plan (ESPP)
Indirect holdings via LTI Trust 7,036 Common Shares Shares purchased by a trust with cash from the Long-Term Incentive (LTI) Bonus Plan
Indirect holdings by spouse 15,000 Common Shares Shares reported as indirectly owned through spouse
Grant price per share $0.00 per share Reported price for the 8,175 vested Common Shares on September 1, 2026
Employee Restricted Stock Awards Rules financial
"Common Shares vested on September 1, 2026 in accordance with the issuer's Employee Restricted Stock Awards Rules"
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
"purchased by a trust with cash received under the issuer's Long-Term Incentive ("LTI") Bonus Plan"

FAQ

What insider transaction did TSM report for VP Lu Lee-Chung on September 1, 2026?
TSM reported that VP Lu Lee-Chung received a grant/vesting of 8,175 Common Shares on September 1, 2026, recorded as a grant or award acquisition with a reported price of $0.00 per share under the company’s Employee Restricted Stock Awards Rules.

How many TSM shares does VP Lu Lee-Chung now hold directly?
After the September 1, 2026 vesting, VP Lu Lee-Chung directly holds 284,891 Common Shares of TSM, as reported in the Form 4 filing.

What indirect TSM shareholdings does VP Lu Lee-Chung report?
Lu reports indirect ownership of 6,434 Common Shares through an Employee Stock Purchase Plan trust, 7,036 Common Shares through a Long-Term Incentive bonus plan trust, and 15,000 Common Shares held by a spouse.

Was the TSM share acquisition by VP Lu Lee-Chung made under a Rule 10b5-1 plan?
The filing’s Rule 10b5-1 checkbox is not affirmed (set to false), and the footnotes do not describe the September 1, 2026 vesting as executed under a Rule 10b5-1 trading plan.

What is the nature of the 8,175 TSM shares acquired by VP Lu Lee-Chung?
The 8,175 TSM shares represent Common Shares that vested on September 1, 2026 in accordance with TSM’s Employee Restricted Stock Awards Rules, rather than an open-market purchase.

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

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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*
Lu Lee-Chung
(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)
VP
2a. Foreign Trading Symbol
[2330.TW]
3. Date of Earliest Transaction (Month/Day/Year)
09/01/2026		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)09/01/2026A8,175(1)A$0284,891D
Common Shares (2330.TW)6,434(2)IBy ESPP Trust
Common Shares (2330.TW)7,036(3)IBy LTI Trust
Common Shares (2330.TW)15,000IBy 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. Represents Common Shares vested on September 1, 2026 in accordance with the issuer's Employee Restricted Stock Awards Rules.
2. Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").
3. 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-fact09/02/2026
** 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