TSMC 3: Chuang Tzu-Sou initial ownership report (2 holdings) (Mar 18, 2026)

=== SEC Form 3 — Statement of Changes in Beneficial Ownership === Document Type: 3 Period of Report: 2026-03-18 --- Issuer --- Name: TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) CIK: 0001046179 --- Reporting Owner --- Name: Chuang Tzu-Sou CIK: 0002114030 Role: Officer (VP) --- Holdings --- [Holding #1] Security: Common Shares (2330.TW) Ownership: D (Direct) [Holding #2] Security: Common Shares (2330.TW) Ownership: I (Indirect) Footnotes: [F1] Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP"). [Holding #3] Security: Common Shares (2330.TW) Ownership: I (Indirect) Footnotes: [F2] 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. --- Footnotes (Complete Index) --- F1: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP"). F2: 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. --- Signature --- /s/ /s/ Jen-Chau Huang, as attorney-in-fact (2026-03-18)