SEC Form 4 · Updated Daily
TSM
— Taiwan Semiconductor Manufacturing Company Limited OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| National Development Fund, Executive Yuan | Director | 1,653,709,980 | 2026-03-18 | — |
| Tseng Fang Churng | Director | 24,472,675 | 2026-07-31 | G |
| Ho Li-Mei | Officer | 4,644,012 | 2026-03-18 | — |
| Lin Chuan | Director | 126,826 | 2026-03-18 | — |
| Wei Che-Chia | Director · Officer | 18,280 | 2026-10-07 | P |
| Chin Yung-Pei | Officer | 8,573 | 2026-10-07 | P |
| Mii Yuh-Jier | Officer | 8,238 | 2026-10-07 | P |
| SPLINTER MICHAEL R | Director | 7,565 | 2026-03-18 | — |
| Zhang Kevin Xiaoqiang | Officer | 7,406 | 2026-10-07 | P |
| Wu Shien-Yang | Officer | 6,915 | 2026-10-07 | P |
| Cao Min | Officer | 6,824 | 2026-10-07 | P |
| Hsu Kuo-Chin | Officer | 6,781 | 2026-10-07 | P |
| Fang Shu-Hua | Officer | 6,761 | 2026-10-07 | P |
| Yoo Chue-San | Officer | 6,744 | 2026-10-07 | P |
| Wang Ying-Lang | Officer | 6,551 | 2026-10-07 | P |
| Lu Lee-Chung | Officer | 6,534 | 2026-10-07 | P |
| Liaw Yung-Haw | Officer | 6,241 | 2026-07-07 | P |
| Lee Chun-Hsien | Officer | 6,092 | 2026-10-07 | P |
| Jang Syun-Ming | Officer | 5,988 | 2026-10-07 | P |
| Huang Jen-Chau | Officer | 3,611 | 2026-10-07 | P |
| BURNS URSULA M | Director | 3,000 | 2026-03-31 | P |
| Elsenhans Lynn Laverty | Director | 2,050 | 2026-03-18 | — |
| Chen Pei-Hung | Officer | 1,438 | 2026-10-07 | P |
| Yuan Lipen | Officer | 1,341 | 2026-10-07 | P |
| Lin Shyue-Shyh | Officer | 384 | 2026-10-07 | P |
| Tien Bor-Zen | Officer | 353 | 2026-10-07 | P |
| Hwang Yuan-Ko | Officer | 338 | 2026-10-07 | P |
| Ku Yao-Ching | Officer | 234 | 2026-10-07 | P |
| Chen Chih-Ho | Officer | 233 | 2026-10-07 | P |
| Wu Yi-Huang | Officer | 199 | 2026-10-07 | P |
| Lu Chin-Sheng | Officer | 187 | 2026-10-07 | P |
| Hou Yung-Chin | Officer | 60 | 2026-10-07 | P |
| Yeap Choh Fei | Officer | 53 | 2026-10-07 | P |
| Chang Tzonz-Sheng | Officer | 52 | 2026-10-07 | P |
| Chuang Juiping | Officer | 48 | 2026-10-07 | P |
| Chuang Tzu-Sou | Officer | 47 | 2026-10-07 | P |
| Lin Chris Horng-Dar | Officer | 45 | 2026-10-07 | P |
| He Jun | Officer | 45 | 2026-10-07 | P |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-10-07 | Chen Chih-Ho | Open-market buy | 31 | $79.39 | 233 |
| 2026-10-07 | Chen Pei-Hung | Open-market buy | 43 | $79.39 | 1,438 |
| 2026-10-07 | Chuang Juiping | Open-market buy | 46 | $79.39 | 48 |
| 2026-10-07 | Fang Shu-Hua | Open-market buy | 53 | $79.39 | 6,761 |
| 2026-10-07 | Chang Tzonz-Sheng | Open-market buy | 51 | $79.39 | 52 |
| 2026-10-07 | Chin Yung-Pei | Open-market buy | 67 | $79.39 | 8,573 |
| 2026-10-07 | Cao Min | Open-market buy | 51 | $79.39 | 6,824 |
| 2026-10-07 | Chuang Tzu-Sou | Open-market buy | 46 | $79.39 | 47 |
| 2026-10-07 | He Jun | Open-market buy | 43 | $79.39 | 45 |
| 2026-10-07 | Hsu Kuo-Chin | Open-market buy | 52 | $79.39 | 6,781 |
| 2026-10-07 | Hou Yung-Chin | Open-market buy | 60 | $79.39 | 60 |
| 2026-10-07 | Jang Syun-Ming | Open-market buy | 46 | $79.39 | 5,988 |
| 2026-10-07 | Huang Jen-Chau | Open-market buy | 28 | $79.39 | 3,611 |
| 2026-10-07 | Hwang Yuan-Ko | Open-market buy | 39 | $79.39 | 338 |
| 2026-10-07 | Ku Yao-Ching | Open-market buy | 46 | $79.39 | 234 |
| 2026-10-07 | Lee Chun-Hsien | Open-market buy | 51 | $79.39 | 6,092 |
| 2026-10-07 | Lin Chris Horng-Dar | Open-market buy | 44 | $79.39 | 45 |
| 2026-10-07 | Lin Shyue-Shyh | Open-market buy | 44 | $79.39 | 384 |
| 2026-10-07 | Lu Lee-Chung | Open-market buy | 49 | $79.39 | 6,534 |
| 2026-10-07 | Lu Chin-Sheng | Open-market buy | 36 | $79.39 | 187 |
| 2026-10-07 | Tien Bor-Zen | Open-market buy | 7 | $79.39 | 92 |
| 2026-10-07 | Tien Bor-Zen | Open-market buy | 40 | $79.39 | 353 |
| 2026-10-07 | Mii Yuh-Jier | Open-market buy | 68 | $79.39 | 8,238 |
| 2026-10-07 | Wang Ying-Lang | Open-market buy | 52 | $79.39 | 6,551 |
| 2026-10-07 | Wu Yi-Huang | Open-market buy | 39 | $79.39 | 199 |
| 2026-10-07 | Wei Che-Chia | Open-market buy | 144 | $79.39 | 18,280 |
| 2026-10-07 | Wu Shien-Yang | Open-market buy | 53 | $79.39 | 6,915 |
| 2026-10-07 | Yoo Chue-San | Open-market buy | 50 | $79.39 | 6,744 |
| 2026-10-07 | Zhang Kevin Xiaoqiang | Open-market buy | 59 | $79.39 | 7,406 |
| 2026-10-07 | Yeap Choh Fei | Open-market buy | 52 | $79.39 | 53 |
| 2026-10-07 | Yuan Lipen | Open-market buy | 40 | $79.39 | 1,341 |
| 2026-09-07 | Chang Tzonz-Sheng | Open-market buy | 53 | $76.20 | 5,481 |
| 2026-09-07 | Chen Pei-Hung | Open-market buy | 46 | $76.20 | 1,395 |
| 2026-09-07 | Chin Yung-Pei | Open-market buy | 71 | $76.20 | 8,506 |
| 2026-09-07 | Cao Min | Open-market buy | 56 | $76.20 | 6,773 |
| 2026-09-07 | Chen Chih-Ho | Open-market buy | 32 | $76.20 | 202 |
| 2026-09-07 | Chuang Tzu-Sou | Open-market buy | 47 | $76.20 | 5,853 |
| 2026-09-07 | He Jun | Open-market buy | 46 | $76.20 | 5,407 |
| 2026-09-07 | Fang Shu-Hua | Open-market buy | 56 | $76.20 | 6,708 |
| 2026-09-07 | Chuang Juiping | Open-market buy | 50 | $76.20 | 4,292 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.