Taiwan Semiconductor CEO buys 155 shares through plan

The $70.5000 per-share price is reported alongside an average NT$2,309.9996 purchase price translated at NT$32.768 per US$1.

Available on EDGAR 11/10/2026 - 06:38 AM EST Accepted by SEC EDGAR 11/10/2026 - 06:38 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Taiwan Semiconductor Manufacturing Co Ltd (TSM) chairman and CEO Che-Chia Wei had 155 Common Shares purchased on his behalf by the issuer’s Employee Stock Purchase Plan administrator on November 6, 2026, at a reported price of $70.5000 per share.

The shares were held through the ESPP Trust, which reported 18,435 shares following the purchase. The reported price was translated from an average purchase price of NT$2,309.9996 at NT$32.768 to US$1.

Insider Trade Summary

Net Buyer: 155 shares

Net Buy 1 txn

Insider Wei Che-Chia

Role Chairman and CEO

Bought 155 shs ($11K)

Increase in Position 0.85%

Type	Security	Shares	Price	Value
Purchase	Common Shares (2330.TW) F1, F2, F3	155	$70.50	$11K
Holding	Common Shares (2330.TW)	--	--	--
Holding	Common Shares (2330.TW) F4	--	--	--
Holding	Common Shares (2330.TW)	--	--	--

Holdings After Transaction: Common Shares (2330.TW) — 18,435 shares (Indirect, By ESPP Trust); Common Shares (2330.TW) — 7,656,724 shares (Direct); Common Shares (2330.TW) — 285,245 shares (Indirect, By LTI Trust); Common Shares (2330.TW) — 700,261 shares (Indirect, By Spouse)

Holdings Before and After: Common Shares (2330.TW), 18,280 to 18,435 shares (Indirect, By ESPP Trust)

Other Insiders: 25 other insiders reported open-market purchases of this stock in the 30 days up to this filing.

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$2,309.9996 in New Taiwan dollars, at the rate of NT$32.768 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.

Key Figures

Common Shares purchased: 155 shares Reported price: $70.5000 per share Shares following transaction: 18,435 shares +2 more

5 metrics

Common Shares purchased 155 shares Purchased on November 6, 2026, through the issuer’s Employee Stock Purchase Plan

Reported price $70.5000 per share Purchase on November 6, 2026

Shares following transaction 18,435 shares Held through the ESPP Trust following the purchase

Average purchase price NT$2,309.9996 Average purchase price translated into U.S. dollars

Translation rate NT$32.768 to US$1 Rate stated for the price translation

Key Terms

Employee Stock Purchase Plan ("ESPP"), Long-Term Incentive ("LTI") Bonus Plan, investment control

3 terms

Employee Stock Purchase Plan ("ESPP") financial

"purchased and held under the issuer's Employee Stock Purchase Plan"

Long-Term Incentive ("LTI") Bonus Plan financial

"cash received under the issuer's Long-Term Incentive ("LTI") Bonus Plan"

investment control financial

"over which the filer has obtained investment control"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many TSM shares did chairman and CEO Che-Chia Wei purchase?

The issuer’s ESPP administrator purchased 155 Common Shares on Che-Chia Wei’s behalf on November 6, 2026, at a reported price of $70.5000 per share. They were held through the ESPP Trust, which reported 18,435 shares following the purchase; no Rule 10b5-1 plan is reported.

How was the TSM ESPP purchase price translated?

The footnote says the price was translated from an average purchase price of NT$2,309.9996 at a rate of NT$32.768 to US$1.

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

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

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^*

Wei Che-Chia

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman and CEO

2a. Foreign Trading Symbol
[2330.TW]

3. Date of Earliest Transaction (Month/Day/Year)
11/06/2026

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)								7,656,724	D
Common Shares (2330.TW)	11/06/2026(1)		P		155	A	$70.5(2)	18,435	I	By ESPP Trust(3)
Common Shares (2330.TW)								285,245	I	By LTI Trust(4)
Common Shares (2330.TW)								700,261	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$2,309.9996 in New Taiwan dollars, at the rate of NT$32.768 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	11/10/2026
	** 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)