Lin Jen-Tsung's Form 4 filing
United Microelectronics Corp (UMC) · filed Sep 22, 2026
- Accession no.
- 0001193125-26-397195
- Filed
- Sep 22, 2026, 6:11 AM ET
- Trade date
- Sep 22, 2026
- Filing delay
- Same day
- Rule 10b5-1 plan
- Not checked
This filing lists 1 non-derivative transaction. It was filed on the trade date.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Lin Jen-TsungCIK 0002133616 | Officer (Vice President) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 22, 2026 | Commin Shares | SSaleDisposed | −10,000 | TWD 163.00F1Price in TWD, as filed | −TWD 1,630,000 | 1,172,140 | Direct | Price outlier |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
New Taiwan Dollars
Referenced by the price of 1 transaction in Table I.