Taiwan-listed stock · 3532
Formosa Sumco Technology (3532): insider filings
In the last 12 months, company insiders filed 5 open-market sales.
- Insider buys / sales
- 0 / 512 months
- Insiders reporting
- 212 months
- Last close
- NT$485.512 Oct 2026
- One-year change
- +358.0%
5 disclosed buys and sales on record since 15 October 2025. Directors, managers and holders of more than 10% report each month’s changes by the 15th of the next. Counts are shares bought and sold on the exchange, valued at the month-end close; stock dividends, gifts, inheritance, family transfers and declared plans are left out.
Latest disclosures
| Disclosed | Filed by | Type | Amount | Traded |
|---|---|---|---|---|
| SUMCO TECHXIV CORPORATIONCompany insider (Taiwan) | Sale | ≈ $124M | ||
| SUMCO TECHXIV CORPORATIONCompany insider (Taiwan) | Sale | ≈ $40.9M | ||
| SUMCO TECHXIV CORPORATIONCompany insider (Taiwan) | Sale | ≈ $7.6M | ||
| 郭文筆Company insider (Taiwan) | Sale | ≈ $6.1K | ||
| SUMCO TECHXIV CORPORATIONCompany insider (Taiwan) | Sale | ≈ $8.3M |