Chuang Tzu-Sou: insider trades.
Chuang Tzu-Sou reported 4 non-derivative transactions on 4 SEC ownership filings in Q3 2026: 3 open-market purchases ($10K) and 0 sales, across 1 company.
- Transactions
- 4
- Purchases (P)
- 3
- Sales (S)
- 0
- Companies
- 1
- Name as filed
- Chuang Tzu-Sou
Companies
| Company | Relationship | Transactions |
|---|---|---|
| Taiwan Semiconductor Manufacturing Co Ltd (TSM) | Officer · VP | 4 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-07 | Taiwan Semiconductor Manufacturing Co Ltd | P | 47 | $76.2 | 5,853 | Form 4 |
| 2026-09-01 | Taiwan Semiconductor Manufacturing Co Ltd | A | 8,175 | $0 | 1,503,340 | Form 4 |
| 2026-08-07 | Taiwan Semiconductor Manufacturing Co Ltd | P | 47 | $73.31 | 5,806 | Form 4 |
| 2026-07-07 | Taiwan Semiconductor Manufacturing Co Ltd | P | 45 | $76.62 | 5,759 | Form 4 |
Questions
What stock did Chuang Tzu-Sou buy or sell?
Chuang Tzu-Sou reported 4 non-derivative transactions on 4 SEC ownership filings in Q3 2026: 3 open-market purchases ($10K) and 0 sales, across 1 company.
Is Chuang Tzu-Sou the same person as other filers with this name?
This page covers SEC CIK 2114030 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/chuang-tzu-sou-2114030.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.