TSMC 4: 46-share ESPP purchase (Oct 8, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-10-07 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) CIK: 0001046179 --- Reporting Owner --- Name: Chuang Tzu-Sou CIK: 0002114030 Role: Officer (VP) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Shares (2330.TW) Date: 2026-10-07 | Code: P (Open market purchase) Shares: +46 | Price: $79.39 Total Value: $3,651.94 Shares Owned After: 47 | 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$2,524.2277 in New Taiwan dollars, at the rate of NT$31.795 to US$1. [F1] On September 30, 2026, 5,852 and 7,036 Common Shares previously held indirectly through the ESPP Trust and LTI Trust, respectively, were transferred to an account directly held by the reporting person. These transfers reflect only a change in the form of beneficial ownership of the shares and are exempt from reporting under Rule 16a-13 of the Securities Exchange Act of 1934, as amended. [F4] Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP"). --- Holdings --- [Holding #1] Security: Common Shares (2330.TW) Ownership: D (Direct) Footnotes: [F1] On September 30, 2026, 5,852 and 7,036 Common Shares previously held indirectly through the ESPP Trust and LTI Trust, respectively, were transferred to an account directly held by the reporting person. These transfers reflect only a change in the form of beneficial ownership of the shares and are exempt from reporting under Rule 16a-13 of the Securities Exchange Act of 1934, as amended. --- Footnotes (Complete Index) --- F1: On September 30, 2026, 5,852 and 7,036 Common Shares previously held indirectly through the ESPP Trust and LTI Trust, respectively, were transferred to an account directly held by the reporting person. These transfers reflect only a change in the form of beneficial ownership of the shares and are exempt from reporting under Rule 16a-13 of the Securities Exchange Act of 1934, as amended. 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$2,524.2277 in New Taiwan dollars, at the rate of NT$31.795 to US$1. F4: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP"). --- Signature --- /s/ /s/ Jen-Chau Huang, as attorney-in-fact (2026-10-08)