Transaction · 0001046179-26-000697

Lee Chun-Hsien

Lee Chun-Hsien, SVP, reported an open-market or private purchase at TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD involving 51.000000 shares for an estimated $4048.89. Reported holdings after the transaction were 6092.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code PSVP
TSMTAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Filing timeOct 08
Trade dateOct 07, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded0.84%Shares purchased ÷ (holdings after − shares purchased). Estimated position before: 6,041 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$472.20
Pre-filing
1mo ago -9.2%1w ago -3.4%1d ago +2.1%
Returns since
7d30d90d180d1y

TSM price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
TSM since 2026-10-08Filed today · pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Buy
Code P
Identifier
0001046179-26-000697
Common Shares (2330.TW)
Transaction date
Oct 07, 2026
Filed Oct 08, 2026, 10:24 AM · 1d delay
Shares
51 sh
$79.39 per share
Estimated value
$4.04k
Computed from shares × price
Holdings after
6.09k sh
Indirect · By ESPP Trust
+16score
Filing-only score

+16

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

SVP

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. 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.

  2. F2

    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.

  3. F3

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

  4. 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.

Original filing · 0001046179-26-000697
Related transactions

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Same reporting owner
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