Bor-Zen Tien - 07 Aug 2026 Form 4 Insider Report for TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM)

Reporting relationship: Officer
Issuer ticker: TSM
Reported as of: 07 Aug 2026
Net transaction value: +$3,592
SEC form: 4
Accepted by SEC: 10 Aug 2026, 07:58:41 UTC
Prior SEC filing: 04 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Jen-Chau Huang, as attorney-in-fact

Key filing fact

Bor-Zen Tien filed Form 4 for TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) on 10 Aug 2026.

Key facts

This page summarizes Bor-Zen Tien's Form 4 filing for TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 10 Aug 2026, 07:58.

Change

Previous filing in this sequence was filed on 04 Aug 2026.
Current net transaction value: +$3,592.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002114023 Primary reporting owner

Tien Bor-Zen

Relationship: Officer
Address: NO. 8, LI-HSIN ROAD 6, HSINCHU SCIENCE PARK, HSINCHU, TAIWAN
Signature: /s/ Jen-Chau Huang, as attorney-in-fact
Signature date: 10 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TSM transaction

Common Shares (2330.TW)

Purchase

Transaction value: $3,079
Shares: +42
Change %: +18%
Price: $73.31
Shares after: 270
Date: 07 Aug 2026
Ownership: By ESPP Trust
Footnotes: F2, F3, F4

TSM transaction

Common Shares (2330.TW)

Purchase

Transaction value: $513
Shares: +7
Change %: +9.6%
Price: $73.31
Shares after: 80
Date: 07 Aug 2026
Ownership: By Immediate Family Member
Footnotes: F3, F5

TSM holding

Common Shares (2330.TW)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 14,051
Date: 07 Aug 2026
Ownership: Direct

TSM holding

American Depositary Shares (TSM)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 132
Date: 07 Aug 2026
Ownership: Direct
Footnotes: F1

TSM holding

Common Shares (2330.TW)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 5,000
Date: 07 Aug 2026
Ownership: By Spouse

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

Each American Depositary Share represents five (5) Common Shares.

Footnote 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.

Footnote F3

The price was translated from the average purchase price of NT$2,367.1117 in New Taiwan dollars, at the rate of NT$32.288 to US$1.

Footnote F4

Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

Footnote 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.