Transaction · 0001046179-26-000122

Tien Bor-Zen

Tien Bor-Zen, VP, reported an open-market or private purchase at TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD involving 1000.000000 shares for an estimated $55930.00. Reported holdings after the transaction were 9051.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code PVP
TSMTAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Filing timeMar 24
Trade dateMar 22, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$343.25
Pre-filing
1mo ago +8.0%1w ago -1.4%1d ago -4.1%
Returns since
7d -1.5%30d +11.5%90d +36.2%180d +21.1%1y +21.1%

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 2026-03-24Filed 169 days ago · 30 days of 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
0001046179-26-000122
Common Shares (2330.TW)
Transaction date
Mar 22, 2026
Filed Mar 24, 2026, 12:00 AM · 2d delay
Shares
1.00k sh
$5.59k per share
Estimated value
$5.59M
Computed from shares × price
Holdings after
9.05k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership
+22score
Filing-only score

+22

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

VP

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    The price was translated from New Taiwan dollars, NT$1,795, at the rate of NT$32.092 to US$1.

  2. F2

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

  3. F3

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

  4. F4

    The Equity Linked Notes are issued by Goldman Sachs International that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes…

  5. F5

    [Continued from footnote 4] The strike price for each basket component equals 72.30% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performin…

Original filing · 0001046179-26-000122
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