SEC CIK 2135989
Ku Yao-Ching
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| TSMview stock → | 234 | 2026-10-07 |
Position History — TSM
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — TSM
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-10-07 | Open-market buy | 46 | $79.39 | 234 |
| 2026-09-07 | Open-market buy | 47 | $76.20 | 188 |
| 2026-08-07 | Open-market buy | 47 | $73.31 | 141 |
| 2026-07-07 | Open-market buy | 46 | $76.62 | 94 |
| 2026-06-05 | Open-market buy | 48 | $76.01 | 48 |
| 2026-06-01 | — | — | — | 131,000 |
| 2026-06-01 | — | — | — | 30,851 |
| 2026-06-01 | — | — | — | 73,396 |
| 2026-06-01 | — | — | — | 131,000 |
| 2026-06-01 | — | — | — | 72,946 |
| 2026-06-01 | — | — | — | 30,851 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.