UNITED MICROELECTRONICS CORP — All Filings
670 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
All
20-F
20-F/A
3
424B5
6-K
6-K/A
CORRESP
EFFECT
F-3/A
F-6
F-6 POS
F-6EF
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 6-K | 6-K | 0000950170-24-009128 | Jan 31, 2024 | — |
| 6-K | 6-K | 0000950170-24-007679 | Jan 26, 2024 | — |
| 6-K | 6-K | 0000950170-24-007218 | Jan 25, 2024 | — |
| 6-K | 6-K | 0000950170-23-072798 | Dec 26, 2023 | — |
| 6-K | 6-K | 0000950170-23-066025 | Nov 27, 2023 | — |
| 6-K | 6-K | 0001292814-23-004638 | Nov 14, 2023 | Sep 30, 2023 |
| 6-K | 6-K | 0000950170-23-054991 | Oct 25, 2023 | — |
| 6-K | 6-K | 0000950170-23-049514 | Sep 25, 2023 | — |
| 6-K | 6-K | 0000950170-23-044478 | Aug 25, 2023 | — |
| 6-K | FORM 6-K | 0001292814-23-003674 | Aug 22, 2023 | Jun 30, 2023 |
| 6-K | 6-K | 0000950170-23-034540 | Jul 26, 2023 | — |
| 6-K | 6-K | 0000950170-23-034202 | Jul 25, 2023 | — |
| 6-K | 6-K | 0001564590-23-007780 | Jun 26, 2023 | — |
| 6-K | 6-K | 0001564590-23-007532 | May 31, 2023 | — |
| SD | FORM SD | 0001193125-23-157010 | May 31, 2023 | — |
| 6-K | 6-K | 0001564590-23-007415 | May 25, 2023 | — |
| 6-K | 6-K | 0001292814-23-002261 | May 15, 2023 | Mar 31, 2023 |
| 20-F | FORM 20-F | 0001193125-23-119772 | Apr 27, 2023 | Dec 31, 2022 |
| 6-K | 6-K | 0001564590-23-006346 | Apr 27, 2023 | — |
| 6-K | 6-K | 0001564590-23-006236 | Apr 26, 2023 | — |
| 6-K | 6-K | 0001564590-23-006129 | Apr 25, 2023 | — |
| 6-K | 6-K | 0001564590-23-004340 | Mar 27, 2023 | — |
| 6-K | FORM 6-K | 0001292814-23-001014 | Mar 20, 2023 | Dec 31, 2022 |
| 6-K | 6-K | 0001564590-23-002378 | Feb 24, 2023 | — |
| 6-K | 6-K | 0001564590-23-002145 | Feb 22, 2023 | — |
| SC 13G/A | — | 0001306550-23-008593 | Feb 10, 2023 | — |
| 6-K | 6-K | 0001564590-23-000886 | Jan 30, 2023 | — |
| 6-K | 6-K | 0001564590-23-000443 | Jan 17, 2023 | — |
| S-8 | REGISTRATION STATEMENT | 0000929638-22-001961 | Dec 28, 2022 | — |
| 6-K | 6-K | 0001564590-22-039692 | Dec 27, 2022 | — |
| 6-K | 6-K | 0001564590-22-038263 | Nov 25, 2022 | — |
| 6-K | 6-K | 0001292814-22-004489 | Nov 15, 2022 | Sep 30, 2022 |
| 6-K | 6-K | 0001564590-22-035189 | Oct 26, 2022 | — |
| 6-K | 6-K | 0001564590-22-034991 | Oct 25, 2022 | — |
| 6-K | 6-K | 0001564590-22-032239 | Sep 26, 2022 | — |
| 6-K | FORM 6-K | 0001292814-22-003648 | Aug 26, 2022 | Jun 30, 2022 |
| 6-K | 6-K | 0001564590-22-030080 | Aug 25, 2022 | — |
| F-6 POS | — | 0001193805-22-001134 | Aug 1, 2022 | — |
| 6-K | 6-K | 0001564590-22-026558 | Jul 27, 2022 | — |
| 6-K | 6-K | 0001564590-22-026287 | Jul 25, 2022 | — |
| 6-K | 6-K | 0001564590-22-024218 | Jun 27, 2022 | — |
| SD | FORM SD | 0001193125-22-161587 | May 27, 2022 | — |
| 6-K | 6-K | 0001564590-22-021490 | May 27, 2022 | — |
| 6-K | 6-K | 0001564590-22-021209 | May 25, 2022 | — |
| 6-K | 6-K | 0001292814-22-002451 | May 24, 2022 | Mar 31, 2022 |
| 20-F | FORM 20-F | 0001193125-22-125284 | Apr 28, 2022 | Dec 31, 2021 |
| 6-K | 6-K | 0001564590-22-016233 | Apr 28, 2022 | — |
| 6-K | 6-K | 0001564590-22-015837 | Apr 27, 2022 | — |
| 6-K | 6-K | 0001564590-22-015498 | Apr 26, 2022 | — |
| 6-K | 6-K | 0001564590-22-015330 | Apr 25, 2022 | — |