UMC News — Page 2
Official issuer or fund updates, exact SEC current reports, and large established publisher coverage, newest first. Every lawfully retained item remains in the corpus; each public page contains at most 100 rows. Headlines open the exact source; summaries are concise descriptions and not investment recommendations. Captured 2026-08-31.
| Date | Type | Publisher | Headline | Summary |
|---|---|---|---|---|
| 2024-08-19 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-08-09 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-07-31 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-07-17 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-06-12 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-05-30 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-05-23 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-05-14 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-04-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-04-24 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-04-16 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-04-03 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-03-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-03-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-03-22 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-02-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-02-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-01-31 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-01-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2024-01-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-12-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-11-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-11-14 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-10-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-09-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-08-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-08-22 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-07-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-07-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-06-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-05-31 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-05-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-05-15 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-04-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-04-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-04-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-03-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-03-20 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-02-24 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-02-22 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-01-30 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2023-01-17 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-12-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-11-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-11-15 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-10-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-10-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-09-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-08-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-08-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-07-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-07-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-06-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-05-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-05-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-05-24 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-04-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-04-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-04-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-04-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-04-06 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-03-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-03-15 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-02-24 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-02-14 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-01-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2022-01-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-12-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-11-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-11-17 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-10-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-10-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-09-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-09-03 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-08-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-08-10 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-07-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-07-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-07-08 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K/A | UNITED MICROELECTRONICS CORP filed Form 6-K/A. |
| 2021-07-07 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-06-29 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-06-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-06-17 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-05-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-05-21 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-05-05 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-05-04 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-04-29 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-04-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-03-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-03-15 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-02-24 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2021-01-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-12-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-11-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-11-12 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-11-09 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-10-29 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-10-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-10-22 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |