TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD·4

May 11, 7:27 AM ET

Yeap Choh Fei 4

4 · TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD · Filed May 11, 2026

Research Summary

AI-generated summary of this filing

Updated

TSMC (TSM) SVP Yeap Choh Fei Buys 59 Shares

What Happened
Yeap Choh Fei, a Senior Vice President at Taiwan Semiconductor Manufacturing Co. (TSMC, ticker: TSM), acquired 59 common shares on May 8, 2026. The shares were purchased at $71.82 per share for a total of $4,237 (price converted from NT$2,257.1777 at NT$31.429 = US$1). This was a purchase (ESPP-related), not a sale.

Key Details

  • Transaction date: 2026-05-08; Filing date: 2026-05-11 (filed timely).
  • Transaction type/code: Purchase (P) through the issuer's Employee Stock Purchase Plan (ESPP).
  • Price and size: 59 shares @ $71.82/share; total reported value $4,237.
  • Footnotes: F1/F3 — shares purchased by the ESPP administrator on behalf of the filer and held under the ESPP; F2 — price shown in USD was converted from NT$.
  • Shares owned after transaction: Not stated in the provided filing summary.

Context
ESPP purchases are typically made under predetermined plan terms (payroll deductions or enrollment purchases) and are routine for employees. While insider purchases can be informative, ESPP transactions often reflect automatic plan participation rather than a discretionary market-timing decision. This is a small-dollar purchase relative to typical institutional or executive trades.

Insider Transaction Report

Form 4
Period: 2026-05-08
Transactions
  • Purchase

    Common Shares (2330.TW)

    [F1][F2][F3]
    2026-05-08$71.82/sh+59$4,2376,328 total(indirect: By Trust)
Holdings
  • Common Shares (2330.TW)

    213,375
  • Common Shares (2330.TW)

    [F4]
    (indirect: By Trust)
    10,581
Footnotes (4)
  • [F1]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.
  • [F2]The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.
  • [F3]Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").
  • [F4]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/ Jen-Chau Huang, as attorney-in-fact|2026-05-11

Documents

1 file
  • 4
    wk-form4_1778498855.xmlPrimary

    FORM 4