SEC Form 4 research
| Issuer | UNITED MICROELECTRONICS CORP |
|---|---|
| Tickers | UMC |
| Reporting owners | 30 |
| Officers and directors | 2 |
| Last public filing | 2026-09-22 |
| Available | Trade date | Reporting owners | Code | Shares | Price | Reported value |
|---|---|---|---|---|---|---|
| 2026-09-22 | 2026-09-22 | LIN JEN-TSUNG | S | 10,000 | $163 | Not reported |
| 2026-09-17 | 2026-09-17 | Liu Chitung | S | 400,000 | $145 | Not reported |
| 2026-09-17 | 2026-09-16 | Liu Chitung | S | 1,200,000 | $142.33 | Not reported |
Public filing evidence only. NexusTrade's simulated follower strategies are hypothetical, modeled results — not live trading returns and not investment advice.