Taiwan Semiconductor Manufacturing Co. (TSM)
NYSE: TSM · Semiconductors & Related Devices · Hsinchu, TW · filing with the SEC since 1998
Who owns Taiwan Semiconductor Manufacturing Co.
As filed with the SECHolders of 5% or more
1
Blackrock, Inc. holds 5.1% of Common Stock, as its SCHEDULE 13G filed Oct 27, 2026 says.
Directors and officers
42
report now, of 42 people on the record since 2026. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 1 named at left.
Holders of 5% or moreshare of the class, as filed
Blackrock, Inc.
SCHEDULE 13G · filed Oct 27, 2026 · Common Stock · 4.4% in Apr 25, 2025
What TSM reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Global Unichip Corporation (GUC)
An investee · associate · invested in, named in the 20-F filed Apr 16, 2026
Systems On Silicon Manufacturing Company Pte Ltd. (SSMC)
An investee · associate · invested in, named in the 20-F filed Apr 16, 2026
Vanguard International Semiconductor Corporation (VIS)
An investee · associate · invested in, named in the 20-F filed Apr 16, 2026
Xintec Inc. (Xintec)
An investee · associate · invested in, named in the 20-F filed Apr 16, 2026
2 subsidiaries in 2 countries, from the list filed with the 20-F filed Apr 16, 2026.
Insider tradesForm 4
2sales
261purchases
0sales on a scheduled plan
2people selling
$14.0Msold, in dollars
$3.5Mbought, in dollars
Open-market trades on Form 4 from Nov 10, 2025 to Nov 10, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Nov 10, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window33 of 42 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Chuang Tzu-Sou | VP | 1 | $14.0M | 0 | 8 | $0 |
| Tien Bor-Zen | VP | 0 | $0 | 0 | 33 | $800,000 |
| Lin Shyue-Shyh | VP | 0 | $0 | 0 | 14 | $700,000 |
| Yuan Lipen | VP | 0 | $0 | 0 | 13 | $400,000 |
| Fang Shu-Hua | SVP and GC | 0 | $0 | 0 | 10 | $200,000 |
| Chen Chih-Ho | Controller | 1 | $0 | 0 | 9 | $0 |
| Chin Yung-Pei | EVP and Co-COO | 0 | $0 | 0 | 8 | $0 |
| Cao Min | VP | 0 | $0 | 0 | 8 | $0 |
| Chang Tzonz-Sheng | SVP | 0 | $0 | 0 | 8 | $0 |
| Chen Pei-Hung | VP | 0 | $0 | 0 | 8 | $0 |
| Chuang Juiping | VP | 0 | $0 | 0 | 8 | $0 |
| Yeap Choh Fei | SVP | 0 | $0 | 0 | 8 | $100,000 |
| Wei Che-Chia | Chairman and CEO | 0 | $0 | 0 | 7 | $100,000 |
| Huang Jen-Chau | SVP and CFO | 0 | $0 | 0 | 7 | $0 |
| Hou Yung-Chin | SVP and Deputy Co-COO | 0 | $0 | 0 | 7 | $0 |
| Mii Yuh-Jier | EVP and Co-COO | 0 | $0 | 0 | 7 | $0 |
| Zhang Kevin Xiaoqiang | SVP and Deputy Co-COO | 0 | $0 | 0 | 7 | $0 |
| He Jun | VP | 0 | $0 | 0 | 7 | $0 |
| Hsu Kuo-Chin | VP | 0 | $0 | 0 | 7 | $0 |
| Hwang Yuan-Ko | VP | 0 | $0 | 0 | 7 | $0 |
| Jang Syun-Ming | VP | 0 | $0 | 0 | 7 | $0 |
| Lee Chun-Hsien | SVP | 0 | $0 | 0 | 7 | $0 |
| Lin Chris Horng-Dar | VP and CIO | 0 | $0 | 0 | 7 | $0 |
| Lu Lee-Chung | VP | 0 | $0 | 0 | 7 | $0 |
| Wang Ying-Lang | SVP | 0 | $0 | 0 | 7 | $0 |
| Wu Shien-Yang | SVP | 0 | $0 | 0 | 7 | $0 |
| Yoo Chue-San | VP | 0 | $0 | 0 | 7 | $0 |
| Ku Yao-Ching | VP | 0 | $0 | 0 | 5 | $0 |
| Lu Chin-Sheng | VP | 0 | $0 | 0 | 5 | $0 |
| Wu Yi-Huang | VP | 0 | $0 | 0 | 5 | $0 |
| Liaw Yung-Haw | VP | 0 | $0 | 0 | 4 | $0 |
| Splinter Michael R | director | 0 | $0 | 0 | 1 | $300,000 |
| Burns Ursula M | director | 0 | $0 | 0 | 1 | $300,000 |