Taiwan-listed stock · 2303
United Microelectronics (2303): insider filings
In the last 12 months, company insiders filed 1 open-market buy and 19 sales.
- Insider buys / sales
- 1 / 1912 months
- Insiders reporting
- 1212 months
- Last close
- NT$145.512 Oct 2026
- One-year change
- +218.7%
20 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 |
|---|---|---|---|---|
| 劉啟東Company insider (Taiwan) | Sale | ≈ $7.1M | ||
| 胡（吉吉）人Company insider (Taiwan) | Sale | ≈ $51.7K | ||
| 林仁淙Company insider (Taiwan) | Sale | ≈ $79.6K | ||
| 張士昌Company insider (Taiwan) | Sale | ≈ $15.9K | ||
| 許淑芬Company insider (Taiwan) | Sale | ≈ $44.2K | ||
| 陳進雙Company insider (Taiwan) | Sale | ≈ $35.4K | ||
| 胡（吉吉）人Company insider (Taiwan) | Sale | ≈ $17.7K | ||
| 劉啟東Company insider (Taiwan) | Sale | ≈ $1.1M |