TSMC

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-09-07 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) CIK: 0001046179 --- Reporting Owner --- Name: Tien Bor-Zen CIK: 0002114023 Role: Officer (VP) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Shares (2330.TW) Date: 2026-09-07 | Code: P (Open market purchase) Shares: +43 | Price: $76.20 Total Value: $3,276.60 Shares Owned After: 313 | Ownership: I (Indirect) | Nature: By ESPP Trust Footnotes: [F2] 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. [F3] The price was translated from the average purchase price of NT$2,404.3453 in New Taiwan dollars, at the rate of NT$31.552 to US$1. [F4] Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP"). [Transaction #2] Security: Common Shares (2330.TW) Date: 2026-09-07 | Code: P (Open market purchase) Shares: +5 | Price: $76.20 Total Value: $381.00 Shares Owned After: 85 | Ownership: I (Indirect) | Nature: By Immediate Family Member Footnotes: [F5] Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer's Immediate Family Member, who is a TSMC employee, pursuant to terms predetermined by the issuer. [F3] The price was translated from the average purchase price of NT$2,404.3453 in New Taiwan dollars, at the rate of NT$31.552 to US$1. --- Holdings --- [Holding #1] Security: Common Shares (2330.TW) Ownership: D (Direct) [Holding #2] Security: American Depositary Shares (TSM) Ownership: D (Direct) Footnotes: [F1] Each American Depositary Share represents five (5) Common Shares. [Holding #3] Security: Common Shares (2330.TW) Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: Each American Depositary Share represents five (5) Common Shares. F2: 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. F3: The price was translated from the average purchase price of NT$2,404.3453 in New Taiwan dollars, at the rate of NT$31.552 to US$1. F4: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP"). F5: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer's Immediate Family Member, who is a TSMC employee, pursuant to terms predetermined by the issuer. --- Signature --- /s/ /s/ Jen-Chau Huang, as attorney-in-fact (2026-09-09)