UMC News — Page 3
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 |
|---|---|---|---|---|
| 2020-09-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-09-03 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-08-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-07-29 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-07-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-06-29 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-06-12 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-06-10 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-06-05 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-05-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-05-12 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-04-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-04-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-03-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-03-10 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-02-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-02-05 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2020-01-30 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-12-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-11-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-11-04 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-10-30 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-10-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-09-30 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-09-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-09-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-08-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-07-31 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-07-24 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-07-22 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-06-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-06-19 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-06-12 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-05-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-05-08 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-04-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-04-24 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-03-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-03-22 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-03-19 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-03-06 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-02-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-01-29 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2019-01-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-12-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-12-18 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-11-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-11-13 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-11-06 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-11-05 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-11-02 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-10-24 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-09-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-08-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-08-20 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-08-10 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-07-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-07-03 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-06-29 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-06-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-06-12 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-05-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-05-10 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-04-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-04-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-03-29 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-03-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-03-07 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-02-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-01-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2018-01-12 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-12-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-12-06 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-11-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-11-14 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-10-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-09-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-09-18 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-09-08 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-09-06 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-08-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-08-02 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-07-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-06-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-06-14 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-06-08 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-05-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-05-26 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-04-28 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-04-13 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-03-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-03-22 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-02-23 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-02-22 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-01-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2017-01-03 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2016-12-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2016-11-25 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2016-11-23 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |
| 2016-10-27 | Foreign issuer report | SEC filing | UNITED MICROELECTRONICS CORP filed Form 6-K | UNITED MICROELECTRONICS CORP filed Form 6-K. |