United Microelectronics Corporation (UMC) — SEC filings
Recent SEC filings for United Microelectronics Corporation — 10-K, 10-Q, 8-K, proxy statements, and insider transactions.
| Form Type | Filing Date | Accepted Date |
|---|---|---|
| 6-K | 2026-06-23 | 2026-06-23 |
| 6-K | 2026-06-22 | 2026-06-22 |
| 6-K | 2026-06-18 | 2026-06-18 |
| 6-K | 2026-06-16 | 2026-06-16 |
| 6-K | 2026-06-05 | 2026-06-05 |
| 6-K | 2026-06-03 | 2026-06-03 |
| SD | 2026-05-29 | 2026-05-29 |
| 6-K | 2026-05-27 | 2026-05-27 |
| 6-K | 2026-05-22 | 2026-05-22 |
| 6-K | 2026-05-20 | 2026-05-20 |
| 6-K | 2026-05-15 | 2026-05-15 |
| 6-K | 2026-05-13 | 2026-05-13 |
| 6-K | 2026-05-12 | 2026-05-12 |
| 6-K | 2026-05-11 | 2026-05-11 |
| 6-K | 2026-05-08 | 2026-05-08 |
| 3 | 2026-05-07 | 2026-05-07 |
| 3 | 2026-05-07 | 2026-05-07 |
| 3 | 2026-05-07 | 2026-05-07 |
| 3 | 2026-05-07 | 2026-05-07 |
| 3 | 2026-05-07 | 2026-05-07 |
Recent SEC filings.