TSM Insider Activity · TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
SEC Form 4 filings, signal scores, and insider role breakdown — updated as EDGAR publishes
Recent insider trading activity for TSM (TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD). The table below shows the latest reported SEC Form 4 transactions from officers, directors, and 10% owners. Each row includes the transaction type, share count, price, and our proprietary signal score that highlights potentially significant activity. Curious how the scores are calculated? Read our methodology.
Insiders generally have up to two business days after a transaction to file Form 4. The Transaction Date is when the trade occurred; the Filed date is when the filing became available. DisclosureSignals alerts are notices about newly available public filings — the underlying transaction may have occurred earlier. Scores measure transaction characteristics, not expected returns. This page is informational and is not investment advice.
67
Form 4 filings · 90 days
16
Insider buys · 30 days
0
Insider sales · 30 days
90/100
Top signal score
Activity breakdown (last 90 days)
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| Insider | Type | Shares | Price | Score | Transaction Date | Filed |
|---|---|---|---|---|---|---|
| Lu Lee-Chung | P | 51 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Lee Chun-Hsien | P | 52 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Lin Shyue-Shyh | P | 44 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Lin Chris Horng-Dar | P | 47 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Lu Chin-Sheng | P | 38 | $76.20 | 55 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Wang Ying-Lang | P | 54 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Tien Bor-Zen | P | 5 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Tien Bor-Zen | P | 43 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Wei Che-Chia | P | 149 | $76.20 | 57 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Wu Shien-Yang | P | 57 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Mii Yuh-Jier | P | 71 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Yuan Lipen | P | 41 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Zhang Kevin Xiaoqiang | P | 61 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Yeap Choh Fei | P | 54 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Yoo Chue-San | P | 53 | $76.20 | 50 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Wu Yi-Huang | P | 40 | $76.20 | 55 | 2026-09-07 | 2026-09-09 · SEC filing → |
| Zhang Kevin Xiaoqiang | A | 20313 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Wu Shien-Yang | A | 12881 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Yoo Chue-San | A | 8175 | $- | 25 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Yeap Choh Fei | A | 12881 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Hou Yung-Chin | A | 20313 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| He Jun | A | 8175 | $- | 25 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Jang Syun-Ming | A | 8175 | $- | 25 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Huang Jen-Chau | A | 20313 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Hsu Kuo-Chin | A | 8175 | $- | 25 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Lee Chun-Hsien | A | 12881 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Lin Chris Horng-Dar | A | 8175 | $- | 25 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Lu Lee-Chung | A | 8175 | $- | 25 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Wang Ying-Lang | A | 12881 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Mii Yuh-Jier | A | 32204 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Wei Che-Chia | A | 204375 | $- | 35 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Chuang Juiping | A | 8175 | $- | 25 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Cao Min | A | 12881 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Fang Shu-Hua | A | 20313 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Chang Tzonz-Sheng | A | 12881 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Chin Yung-Pei | A | 32204 | $- | 30 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Chuang Tzu-Sou | A | 8175 | $- | 25 | 2026-09-01 | 2026-09-02 · SEC filing → |
| Yuan Lipen | P | 1000 | $73.77 | 63 | 2026-08-19 | 2026-08-20 · SEC filing → |
| Yuan Lipen | P | 350 | $73.58 | 64 | 2026-08-18 | 2026-08-20 · SEC filing → |
| Yuan Lipen | P | 1000 | $74.50 | 70 | 2026-08-18 | 2026-08-20 · SEC filing → |
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