TSMC (NYSE: TSM) VP adds 54 shares through employee stock purchase plan

Rhea-AI Filing Summary

Taiwan Semiconductor Manufacturing Co. VP Min Cao reported a small open-market purchase of 54 common shares on July 7, 2026. The shares were bought at $76.62 each by the administrator of the company’s Employee Stock Purchase Plan under predetermined terms and are held in an ESPP trust, bringing that trust’s holdings to 6,662 shares. Indirect holdings also include 34,470 shares held by a spouse and 10,581 shares held by a Long-Term Incentive bonus plan trust, alongside 507,879 shares held directly.

Insider Trade Summary

Net Buyer: 54 shares ($4,137)

Net Buy 4 txns

Insider Cao Min

Role VP

Bought 54 shs ($4K)

Type	Security	Shares	Price	Value
Purchase	Common Shares (2330.TW)	54	$76.62	$4K
holding	Common Shares (2330.TW)	--	--	--
holding	Common Shares (2330.TW)	--	--	--
holding	Common Shares (2330.TW)	--	--	--

Holdings After Transaction: Common Shares (2330.TW) — 6,662 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 507,879 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.

Key Figures

Shares purchased: 54 shares Purchase price: $76.62 per share Direct holdings after transaction: 507,879 shares +4 more

7 metrics

Shares purchased 54 shares Non-derivative open-market purchase via ESPP on July 7, 2026

Purchase price $76.62 per share Price translated from NT$2,462.6361 using NT$32.143 per US$1

Direct holdings after transaction 507,879 shares Common Shares (2330.TW) held directly by Min Cao

Spouse indirect holdings 34,470 shares Common Shares held indirectly by spouse

LTI trust holdings 10,581 shares Common Shares purchased under Long-Term Incentive Bonus Plan trust

ESPP trust holdings 6,662 shares Common Shares held under Employee Stock Purchase Plan after purchase

Net shares bought 54 shares Net-buy direction in transaction summary

Key Terms

Employee Stock Purchase Plan ("ESPP"), Long-Term Incentive ("LTI") Bonus Plan, indirect ownership, open-market purchase

4 terms

Employee Stock Purchase Plan ("ESPP") financial

"Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer"

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

"direct_or_indirect": "I", "nature_of_ownership": "By ESPP Trust""

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.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/09/2026 - 06:12 AM Accepted by SEC EDGAR 07/09/2026 - 06:12 AM Learn about SEC filing dates

FAQ

What did TSM VP Min Cao report in this Form 4 filing?

TSM VP Min Cao reported an indirect purchase of 54 common shares. The shares were acquired through the company’s Employee Stock Purchase Plan and held by an ESPP trust, slightly increasing Cao’s overall economic exposure to Taiwan Semiconductor stock.

At what price were the Taiwan Semiconductor (TSM) shares purchased?

The filing shows a purchase price of $76.62 per share for 54 common shares. A footnote explains this was translated from an average price of NT$2,462.6361, using an exchange rate of NT$32.143 to US$1 for reporting purposes.

How many TSM shares does Min Cao hold after this transaction?

After the reported transactions, Min Cao holds 507,879 common shares directly. Indirectly, there are 34,470 shares held by a spouse, 10,581 shares in a Long-Term Incentive bonus plan trust, and 6,662 shares in an ESPP trust.

Was the TSM share purchase by Min Cao discretionary or pre-planned?

The Form 4 states the 54-share purchase was made by the administrator of the Employee Stock Purchase Plan on Cao’s behalf under predetermined plan terms. This indicates a routine, plan-based acquisition rather than a discretionary open-market trade.

How many TSM shares were bought in total in this Form 4 event?

The transaction summary indicates a net buy of 54 common shares. These were purchased as a single non-derivative transaction through the Employee Stock Purchase Plan, with no reported sales, option exercises, gifts, or tax-withholding dispositions in this filing.

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^*

Cao Min

(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)
	VP

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)

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)
			Code	V	Amount	(A) or (D)	Price
Common Shares (2330.TW)								507,879	D
Common Shares (2330.TW)	07/07/2026(1)		P		54	A	$76.62(2)	6,662(3)	I	By ESPP Trust
Common Shares (2330.TW)								10,581(4)	I	By LTI Trust
Common Shares (2330.TW)								34,470	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount 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-fact	07/09/2026
	** 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)