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buyWeak cluster of 30

Yuan-Ko Hwang bought $3,048 of TSM

VP at TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD. 40 shares at an average of $76.20, traded Sep 7, 2026, filed Sep 9, 2026.

Conviction score
33
Value
$3,048
40 shares
Holdings after
299
+15% from before
From 52-week low
+84%
low $232.01, close $427.76
From 52-week high
-10%
high $476.29, as of Sep 4, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $3k at market
    0
  • Relative to holdings
    Holdings up 15%
    +3
  • Price context
    Near the top of the 52-week range
    0
  • Cluster
    30 insiders buying within 14 days
    +15
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

TSMOct 9, 2026 · close 453.31
Since filing Sep 9, 2026: +4.4%SPY +2.3% · excess +2.1%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001046179-26-000626, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 7, 2026POpen-market purchase
Common Shares (2330.TW)indirect: By ESPP Trust
+40$76.20$3,04829935 d ago

Related signals

Other insiders at TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Min Cao
VP
$4,049
51 shares
+1%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Tzonz-Sheng Chang
SVP
$4,049
51 shares
+5100%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Chih-Ho Chen
Controller
$2,461
31 shares
+15%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Pei-Hung Chen
VP
$3,414
43 shares
+3%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Yung-Pei Chin
EVP and Co-COO
$5,319
67 shares
+1%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Juiping Chuang
VP
$3,652
46 shares
+2300%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Tzu-Sou Chuang
VP
$3,652
46 shares
+4600%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Shu-Hua Fang
SVP and GC
$4,208
53 shares
+1%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jun He
VP
$3,414
43 shares
+2150%
Pro nowfree Oct 15, 2026
TSMbuy 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Yung-Chin Hou
SVP and Deputy Co-COO
$4,763
60 shares
-

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Yuan-Ko Hwang bought $3,048 of TSM | InsiderTell