Document

1934 Act Registration No. 1-14700

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

_____________________________

FORM 6-K

_____________________________

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER

THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2026

(Commission File Number: 001-14700)

_____________________________

Taiwan Semiconductor Manufacturing Company Limited

(Translation of Registrant’s Name Into English)

_____________________________

No. 8, Li-Hsin Road 6

Hsinchu Science Park

Hsinchu 300-096, Taiwan

Republic of China

(Address of Principal Executive Offices)

_____________________________

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F x Form 40-F o

Indicate by check mark if the registrant is submitting the Form 6-K in papers as permitted by Regulation S-T Rule 101(b)(1):o

Indicate by check mark if the registrant is submitting the Form 6-K in papers as permitted by Regulation S-T Rule 101(b)(7):o

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Taiwan Semiconductor Manufacturing Company Limited

Date: September 10, 2026

/s/ Wendell Huang

Wendell Huang

Senior Vice President and Chief Financial Officer

TSMC August 2026 Revenue Report

HSINCHU, Taiwan, R.O.C. – September 10, 2026 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net revenue for August 2026: On a consolidated basis, revenue for August 2026 was approximately NT$514.81 billion, an increase of 10.1 percent from July 2026 and an increase of 53.3 percent from August 2025. Revenue for January through August 2026 totaled NT$3,386.87 billion, an increase of 39.3 percent compared to the same period in 2025.


TSMC August Revenue Report (Consolidated):
							(Unit:NT$ million)

Period	August 2026	July 2026	M-o-M Increase (Decrease) %	August 2025	Y-o-Y Increase (Decrease) %	January to August 2026	January to August 2025	Y-o-Y Increase (Decrease) %
Net Revenue	514,806	467,580	10.1	335,772	53.3	3,386,870	2,431,983	39.3

TSMC Spokesperson:

TSMC Media Contacts

Wendell Huang
Senior Vice President and CFO

Nina Kao

Head of Public Relations

Tel: 886-3-563-6688 ext.7125036

Mobile: 886-988-239-163

E-Mail: press@tsmc.com

Ulric Kelly

Public Relations

Tel: 886-3-563-6688 ext.7126541

Mobile: 886-978-111-503

E-Mail: press@tsmc.com

Taiwan Semiconductor Manufacturing Company Limited

This is to report the changes or status of 1) revenue, 2) funds lent to other parties, 3) endorsements and guarantees, and 4) financial derivative transactions for August 2026 (“Current Month”).

Note: “Outstanding” herein means the outstanding balance at the end of Current Month; and “Cumulative” herein represents the accumulated amounts from the beginning of this year till the end of Current Month.

1. Revenue (in NT$ thousands)


Period	Items	2026	2025
Aug.	Net Revenue	514,805,337	335,771,691
Jan.~Aug.	Net Revenue	3,386,869,575	2,431,982,931

2. Funds lent to other parties (in NT$ thousands)


Lending Company	Limit of lending	Amount approved by the Board of Directors	Outstanding amount
TSMC Development*	34,352,432	3,797,160	2,847,870

* The borrower is TSMC Washington, a wholly-owned subsidiary of TSMC.

3. Endorsements and guarantees (in NT$ thousands)


Guarantor	Limit of guarantee	Amount approved by the Board of Directors	Outstanding amount
TSMC*	2,573,007,334	2,633,118	2,633,118
TSMC**		170,872,200	170,872,200
TSMC***		483,851,076	346,948,663

* The guarantee was provided to TSMC North America, a wholly-owned subsidiary of TSMC.

** The guarantee was provided to TSMC Global, a wholly-owned subsidiary of TSMC.

*** The guarantee was provided to TSMC Arizona, a wholly-owned subsidiary of TSMC.

4. Financial derivative transactions (in NT$ thousands)

(1)Derivatives not applying hedge accounting.

‧TSMC


		Forward
Margin Payment		-
Premium Income (Expense)		-
Existing Contracts	Outstanding Notional Amount	192,798,341
	Mark to Market of Outstanding Contracts	1,582,051
	Cumulative Unrealized Profit/Loss	4,597,248
Expired Contracts	Cumulative Notional Amount	1,251,988,723
	Cumulative Realized Profit/Loss	(7,563,234)
Equity price linked product (Y/N)		N

‧TSMC China


		Forward
Margin Payment		-
Premium Income (Expense)		-
Existing Contracts	Outstanding Notional Amount	893,620
	Mark to Market of Outstanding Contracts	5
	Cumulative Unrealized Profit/Loss	(16,567)
Expired Contracts	Cumulative Notional Amount	10,874,743
	Cumulative Realized Profit/Loss	33,478
Equity price linked product (Y/N)		N

‧TSMC Nanjing


		Forward
Margin Payment		-
Premium Income (Expense)		-
Existing Contracts	Outstanding Notional Amount	2,265,965
	Mark to Market of Outstanding Contracts	(26)
	Cumulative Unrealized Profit/Loss	(23,851)
Expired Contracts	Cumulative Notional Amount	27,028,623
	Cumulative Realized Profit/Loss	54,191
Equity price linked product (Y/N)		N

‧Japan Advanced Semiconductor Mfg., Inc.


		Forward
Margin Payment		-
Premium Income (Expense)		-
Existing Contracts	Outstanding Notional Amount	-
	Mark to Market of Outstanding Contracts	-
	Cumulative Unrealized Profit/Loss	(4,241)
Expired Contracts	Cumulative Notional Amount	2,767,287
	Cumulative Realized Profit/Loss	20,888
Equity price linked product (Y/N)		N

(2)Derivatives applying hedge accounting.

‧TSMC Global


		Future
Margin Payment		(16,201)
Premium Income (Expense)		-
Existing Contracts	Outstanding Notional Amount	253,144
	Mark to Market of Outstanding Contracts	1,467
	Cumulative Unrealized Profit/Loss	2,347
Expired Contracts	Cumulative Notional Amount	9,818,823
	Cumulative Realized Profit/Loss	22,175
Equity price linked product (Y/N)		N