Taiwan Semiconductor Manufacturing Co Ltd
TSMWF- Exchange
- OTC
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001046179
In the last 90 days, Taiwan Semiconductor Manufacturing Co Ltd insiders filed 99 open-market purchases and 1 sale; 1 institution reported holding it in 13F filings for Q2 2026, worth $1.13M in total; no superinvestor holds it.
Other share classesTSM
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Taiwan Semiconductor Manufacturing Co Ltd insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 99 filings
- 31 insiders, $1.51M in total
- Open-market sells
- 1 filing
- 1 insider, $3.76K in total
- Insiders trading
- 31
- Net value
- +$1.50M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Taiwan Semiconductor Manufacturing Co Ltd, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Wu Yi-Huang | VP | 160Indirect | Sep 9, 2026 | 4 |
| Yoo Chue-San | VP | 6,694Indirect | Sep 9, 2026 | 7 |
| Yeap Choh Fei | SVP | 6,547Indirect | Sep 9, 2026 | 8 |
| Zhang Kevin Xiaoqiang | SVP and Deputy Co-COO | 7,347Indirect | Sep 9, 2026 | 7 |
| Yuan Lipen | VP | 1,301Indirect | Sep 9, 2026 | 9 |
| Mii Yuh-Jier | EVP and Co-COO | 8,170Indirect | Sep 9, 2026 | 8 |
| Wu Shien-Yang | SVP | 6,862Indirect | Sep 9, 2026 | 7 |
| Wei Che-Chia | Chairman and CEO | 18,136Indirect | Sep 9, 2026 | 7 |
| Tien Bor-Zen | VP | 85Indirect | Sep 9, 2026 | 15 |
| Wang Ying-Lang | SVP | 6,499Indirect | Sep 9, 2026 | 7 |
| Lu Chin-Sheng | VP | 151Indirect | Sep 9, 2026 | 4 |
| Lin Chris Horng-Dar | VP and CIO | 5,978Indirect | Sep 9, 2026 | 7 |
| Lin Shyue-Shyh | VP | 340Indirect | Sep 9, 2026 | 10 |
| Lee Chun-Hsien | SVP | 6,041Indirect | Sep 9, 2026 | 7 |
| Lu Lee-Chung | VP | 6,485Indirect | Sep 9, 2026 | 7 |
| Jang Syun-Ming | VP | 5,942Indirect | Sep 9, 2026 | 7 |
| Hwang Yuan-Ko | VP | 299Indirect | Sep 9, 2026 | 6 |
| Hsu Kuo-Chin | VP | 6,729Indirect | Sep 9, 2026 | 7 |
| Huang Jen-Chau | SVP and CFO | 3,583Indirect | Sep 9, 2026 | 7 |
| Ku Yao-Ching | VP | 188Indirect | Sep 9, 2026 | 4 |
| Hou Yung-Chin | SVP and Deputy Co-COO | 7,521Indirect | Sep 9, 2026 | 7 |
| Chuang Juiping | VP | 4,292Indirect | Sep 9, 2026 | 7 |
| Fang Shu-Hua | SVP and GC | 6,708Indirect | Sep 9, 2026 | 8 |
| He Jun | VP | 5,407Indirect | Sep 9, 2026 | 7 |
| Chuang Tzu-Sou | VP | 5,853Indirect | Sep 9, 2026 | 9 |
| Chen Chih-Ho | Controller | 202Indirect | Sep 9, 2026 | 7 |
| Cao Min | VP | 6,773Indirect | Sep 9, 2026 | 7 |
| Chin Yung-Pei | EVP and Co-COO | 8,506Indirect | Sep 9, 2026 | 7 |
| Chen Pei-Hung | VP | 1,395Indirect | Sep 9, 2026 | 6 |
| Chang Tzonz-Sheng | SVP | 5,481Indirect | Sep 9, 2026 | 8 |
| Liaw Yung-Haw | VP | 6,241Indirect | Aug 5, 2026 | 5 |
| Tseng Fang Churng | Director | 10,132,855Indirect | Jul 31, 2026 | 1 |
| Ho Li-Mei | SVP | – | Apr 7, 2026 | 1 |
| Burns Ursula M | Director | 3,000 | Apr 1, 2026 | 1 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 10, 2026 (view filing)7:51 AM ET | Aug 7 | 3 days | Huang Jen-ChauSVP and CFO | PPurchaseCommon Shares (2330.TW) | +29 | $73.31 | +$2.13K | +0.8%3.55K after | |
| Aug 10, 2026 (view filing)7:51 AM ET | Aug 7 | 3 days | Hwang Yuan-KoVP | PPurchaseCommon Shares (2330.TW) | +40 | $73.31 | +$2.93K | +18.3%259 after | |
| Aug 10, 2026 (view filing)7:45 AM ET | Aug 7 | 3 days | Ku Yao-ChingVP | PPurchaseCommon Shares (2330.TW) | +47 | $73.31 | +$3.45K | +50.0%141 after | |
| Aug 10, 2026 (view filing)7:43 AM ET | Aug 7 | 3 days | He JunVP | PPurchaseCommon Shares (2330.TW) | +46 | $73.31 | +$3.37K | +0.9%5.36K after | |
| Aug 10, 2026 (view filing)7:43 AM ET | Aug 7 | 3 days | Chuang Tzu-SouVP | PPurchaseCommon Shares (2330.TW) | +47 | $73.31 | +$3.45K | +0.8%5.81K after | |
| Aug 10, 2026 (view filing)7:43 AM ET | Aug 7 | 3 days | Hou Yung-ChinSVP and Deputy Co-COO | PPurchaseCommon Shares (2330.TW) | +63 | $73.31 | +$4.62K | +0.9%7.46K after | |
| Aug 10, 2026 (view filing)7:43 AM ET | Aug 7 | 3 days | Chuang JuipingVP | PPurchaseCommon Shares (2330.TW) | +49 | $73.31 | +$3.59K | +1.2%4.24K after | |
| Aug 10, 2026 (view filing)7:43 AM ET | Aug 7 | 3 days | Fang Shu-HuaSVP and GC | PPurchaseCommon Shares (2330.TW) | +57 | $73.31 | +$4.18K | +0.9%6.65K after | |
| Aug 10, 2026 (view filing)7:41 AM ET | Aug 7 | 3 days | Chang Tzonz-ShengSVP | PPurchaseCommon Shares (2330.TW) | +54 | $73.31 | +$3.96K | +1.0%5.43K after | |
| Aug 10, 2026 (view filing)7:41 AM ET | Aug 7 | 3 days | Chen Chih-HoController | PPurchaseCommon Shares (2330.TW) | +33 | $73.31 | +$2.42K | +24.1%170 after | |
| Aug 10, 2026 (view filing)7:41 AM ET | Aug 7 | 3 days | Chen Pei-HungVP | PPurchaseCommon Shares (2330.TW) | +46 | $73.31 | +$3.37K | +3.5%1.35K after | |
| Aug 10, 2026 (view filing)7:41 AM ET | Aug 7 | 3 days | Cao MinVP | PPurchaseCommon Shares (2330.TW) | +55 | $73.31 | +$4.03K | +0.8%6.72K after | |
| Aug 10, 2026 (view filing)7:41 AM ET | Aug 7 | 3 days | Chin Yung-PeiEVP and Co-COO | PPurchaseCommon Shares (2330.TW) | +72 | $73.31 | +$5.28K | +0.9%8.44K after | |
| Aug 4, 2026 (view filing)7:01 AM ET | Aug 3 | 1 day | Tien Bor-ZenVP | PPurchaseCommon Shares (2330.TW) | +1.00K | $73.06 | +$73.1K | +7.7%14.1K after | |
| Jul 30, 2026 (view filing)6:24 AM ET | Jul 28 | 2 days | Tien Bor-ZenVP | PPurchaseAmerican Depositary Shares (TSM) | +15 | $390.00 | +$5.85K | +12.8%132 after | 2 lots |
| Jul 30, 2026 (view filing)6:24 AM ET | Jul 28 | 2 days | Tien Bor-ZenVP | PPurchaseCommon Shares (2330.TW) | +1.00K | $67.97 | +$68.0K | +25.0%5.00K after | |
| Jul 23, 2026 (view filing)6:16 AM ET | Jul 21 | 2 days | Tien Bor-ZenVP | PPurchaseCommon Shares (2330.TW) | +1.00K | $74.13 | +$74.1K | +8.3%13.1K after | |
| Jul 23, 2026 (view filing)6:16 AM ET | Jul 20 | 3 daysLate | Tien Bor-ZenVP | PPurchaseAmerican Depositary Shares (TSM) | +10 | $405.00 | +$4.05K | +9.3%117 after | |
| Jul 23, 2026 (view filing)6:16 AM ET | Jul 21 | 2 days | Tien Bor-ZenVP | PPurchaseCommon Shares (2330.TW) | +3.00K | $74.39 | +$223.2K | +300.0%4.00K after | 3 lots |
| Jul 22, 2026 (view filing)6:17 AM ET | Jul 20-21 | 2 days | Lin Shyue-ShyhVP | PPurchaseCommon Shares (2330.TW) | +2.00K | $73.39 | +$146.8K | +7.1%30.3K after | 2 lots |
| Jul 21, 2026 (view filing)6:44 AM ET | Jul 19 | 2 days | Lin Shyue-ShyhVP | PPurchaseCommon Shares (2330.TW) | +2.00K | $71.71 | +$143.4K | +7.6%28.3K after | 2 lots |
| Jul 21, 2026 (view filing)6:44 AM ET | Jul 19 | 2 days | Lin Shyue-ShyhVP | PPurchaseCommon Shares (2330.TW) | +1.00K | $71.94 | +$71.9K | +25.0%5.00K after | |
| Jul 16, 2026 (view filing)6:23 AM ET | Jul 13 | 3 daysLate | Chen Chih-HoController | PPurchaseCommon Shares (2330.TW) | +50 | $74.60 | +$3.73K | +13.8%413 after | |
| Jul 16, 2026 (view filing)6:23 AM ET | Jul 14 | 2 days | Chen Chih-HoController | SSaleCommon Shares (2330.TW) | −50 | $75.22 | −$3.76K | −12.1%363 after | |
| Jul 9, 2026 (view filing)6:15 AM ET | Jul 7 | 2 days | Wang Ying-LangSVP | PPurchaseCommon Shares (2330.TW) | +53 | $76.62 | +$4.06K | +0.8%6.39K after | |
| Jul 9, 2026 (view filing)6:15 AM ET | Jul 7 | 2 days | Jang Syun-MingVP | PPurchaseCommon Shares (2330.TW) | +47 | $76.62 | +$3.60K | +0.8%5.84K after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Wu Shien-YangSVP | PPurchaseCommon Shares (2330.TW) | +54 | $76.62 | +$4.14K | +0.8%6.75K after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Ku Yao-ChingVP | PPurchaseCommon Shares (2330.TW) | +46 | $76.62 | +$3.52K | +95.8%94 after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Chuang JuipingVP | PPurchaseCommon Shares (2330.TW) | +47 | $76.62 | +$3.60K | +1.1%4.19K after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Lin Chris Horng-DarVP and CIO | PPurchaseCommon Shares (2330.TW) | +46 | $76.62 | +$3.52K | +0.8%5.88K after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Chang Tzonz-ShengSVP | PPurchaseCommon Shares (2330.TW) | +52 | $76.62 | +$3.98K | +1.0%5.37K after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Wei Che-ChiaChairman and CEO | PPurchaseCommon Shares (2330.TW) | +146 | $76.62 | +$11.2K | +0.8%17.8K after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Lee Chun-HsienSVP | PPurchaseCommon Shares (2330.TW) | +50 | $76.62 | +$3.83K | +0.8%5.93K after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Chen Pei-HungVP | PPurchaseCommon Shares (2330.TW) | +44 | $76.62 | +$3.37K | +3.5%1.30K after | |
| Jul 9, 2026 (view filing)6:14 AM ET | Jul 7 | 2 days | Tien Bor-ZenVP | PPurchaseCommon Shares (2330.TW) | +46 | $76.62 | +$3.52K | +170.4%73 after | 2 lots |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Wu Yi-HuangVP | PPurchaseCommon Shares (2330.TW) | +39 | $76.62 | +$2.99K | +97.5%79 after | |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Hou Yung-ChinSVP and Deputy Co-COO | PPurchaseCommon Shares (2330.TW) | +61 | $76.62 | +$4.67K | +0.8%7.40K after | |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Yuan LipenVP | PPurchaseCommon Shares (2330.TW) | +40 | $76.62 | +$3.06K | +3.4%1.22K after | |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Chin Yung-PeiEVP and Co-COO | PPurchaseCommon Shares (2330.TW) | +69 | $76.62 | +$5.29K | +0.8%8.36K after | |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Zhang Kevin XiaoqiangSVP and Deputy Co-COO | PPurchaseCommon Shares (2330.TW) | +61 | $76.62 | +$4.67K | +0.9%7.22K after | |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Hsu Kuo-ChinVP | PPurchaseCommon Shares (2330.TW) | +52 | $76.62 | +$3.98K | +0.8%6.62K after | |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Chen Chih-HoController | PPurchaseCommon Shares (2330.TW) | +31 | $76.62 | +$2.38K | +29.2%137 after | |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Liaw Yung-HawVP | PPurchaseCommon Shares (2330.TW) | +48 | $76.62 | +$3.68K | +0.8%6.24K after | |
| Jul 9, 2026 (view filing)6:13 AM ET | Jul 7 | 2 days | Fang Shu-HuaSVP and GC | PPurchaseCommon Shares (2330.TW) | +54 | $76.62 | +$4.14K | +0.8%6.59K after | |
| Jul 9, 2026 (view filing)6:12 AM ET | Jul 7 | 2 days | Mii Yuh-JierEVP and Co-COO | PPurchaseCommon Shares (2330.TW) | +68 | $76.62 | +$5.21K | +0.9%8.03K after | |
| Jul 9, 2026 (view filing)6:12 AM ET | Jul 7 | 2 days | Yeap Choh FeiSVP | PPurchaseCommon Shares (2330.TW) | +53 | $76.62 | +$4.06K | +0.8%6.44K after | |
| Jul 9, 2026 (view filing)6:12 AM ET | Jul 7 | 2 days | He JunVP | PPurchaseCommon Shares (2330.TW) | +45 | $76.62 | +$3.45K | +0.9%5.32K after | |
| Jul 9, 2026 (view filing)6:12 AM ET | Jul 7 | 2 days | Huang Jen-ChauSVP and CFO | PPurchaseCommon Shares (2330.TW) | +28 | $76.62 | +$2.15K | +0.8%3.52K after | |
| Jul 9, 2026 (view filing)6:12 AM ET | Jul 7 | 2 days | Lu Chin-ShengVP | PPurchaseCommon Shares (2330.TW) | +37 | $76.62 | +$2.83K | +100.0%74 after | |
| Jul 9, 2026 (view filing)6:12 AM ET | Jul 7 | 2 days | Chuang Tzu-SouVP | PPurchaseCommon Shares (2330.TW) | +45 | $76.62 | +$3.45K | +0.8%5.76K after |