Ultra Clean Holdings, Inc. - UCTT
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 59
Latest filed: Jun 08, 2026
| Form | Count |
|---|---|
| 4 | 33 |
| 144 | 12 |
| 8-K | 9 |
| SCHEDULE 13G/A | 3 |
| SCHEDULE 13G | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Jun 08, 2026 | 4 | Jun 04, 2026 | 0000950103-26-008671 | View |
| Jun 04, 2026 | 4 | Jun 02, 2026 | 0000950103-26-008550 | View |
| Jun 04, 2026 | 144 | — | 0001950047-26-005639 | View |
| Jun 04, 2026 | 144 | — | 0001950047-26-005637 | View |
| Jun 02, 2026 | 144 | — | 0001950047-26-005533 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007848 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007849 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007850 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007851 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007852 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007853 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007854 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007855 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007856 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007857 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007858 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007859 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007860 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007861 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007862 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0000950103-26-007863 | View |
| May 27, 2026 | 144 | — | 0001950047-26-005164 | View |
| May 26, 2026 | 8-K | May 22, 2026 | 0001628280-26-038205 | View |
| May 18, 2026 | 4 | May 14, 2026 | 0000950103-26-007351 | View |
| May 15, 2026 | SCHEDULE 13G/A | — | 0001172661-26-002042 | View |
| May 14, 2026 | 144 | — | 0001950047-26-004553 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000950103-26-007116 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000950103-26-007117 | View |
| May 08, 2026 | 144 | — | 0001950047-26-004231 | View |
| May 08, 2026 | 144 | — | 0001950047-26-004238 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000950103-26-006972 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000950103-26-006974 | View |
| May 06, 2026 | 4 | May 04, 2026 | 0000950103-26-006917 | View |
| May 05, 2026 | 4 | May 01, 2026 | 0000950103-26-006875 | View |
| May 05, 2026 | 144 | — | 0001950047-26-004032 | View |
| May 04, 2026 | 4 | Apr 30, 2026 | 0000950103-26-006809 | View |
| May 04, 2026 | 4 | Apr 30, 2026 | 0000950103-26-006810 | View |
| May 04, 2026 | 4 | Apr 30, 2026 | 0000950103-26-006811 | View |
| May 04, 2026 | 4 | Apr 30, 2026 | 0000950103-26-006812 | View |
| May 04, 2026 | 4 | Apr 30, 2026 | 0000950103-26-006813 | View |
| May 04, 2026 | 4 | Apr 30, 2026 | 0000950103-26-006814 | View |
| May 04, 2026 | 144 | — | 0001950047-26-003963 | View |
| May 04, 2026 | 144 | — | 0001959173-26-003247 | View |
| May 01, 2026 | 144 | — | 0001950047-26-003877 | View |
| May 01, 2026 | 144 | — | 0001950047-26-003908 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000839 | View |
| Apr 28, 2026 | 8-K | Apr 28, 2026 | 0001628280-26-028020 | View |
| Apr 28, 2026 | 8-K | Apr 28, 2026 | 0001628280-26-027952 | View |
| Apr 24, 2026 | 8-K | Apr 23, 2026 | 0000950103-26-006157 | View |
| Apr 02, 2026 | 4 | Mar 31, 2026 | 0000950103-26-005311 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-002552 | View |
| Mar 03, 2026 | 8-K | Feb 26, 2026 | 0000950103-26-003139 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0000950103-26-003186 | View |
| Feb 27, 2026 | 8-K | Feb 26, 2026 | 0000950103-26-002821 | View |
| Feb 25, 2026 | 8-K | Feb 25, 2026 | 0000950103-26-002636 | View |
| Feb 23, 2026 | 8-K | Feb 23, 2026 | 0001628280-26-010607 | View |
| Feb 17, 2026 | SCHEDULE 13G/A | — | 0001376474-26-000179 | View |
| Feb 17, 2026 | SCHEDULE 13G | — | 0001172661-26-000935 | View |
| Jan 28, 2026 | 8-K | Jan 25, 2026 | 0001628280-26-003715 | View |