VANGUARD GROUP INC 13D and 13G filings for Ultra Clean Holdings, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2026-03-27 1:53 pm Sale | 2026-03-13 | 13G | ULTRA CLEAN HOLDINGS INC UCTT | VANGUARD GROUP INC | 0 0.000% | -4,580,193 (Position Closed) | Filing |
| 2024-08-12 10:06 am Purchase | 2024-07-31 | 13G | ULTRA CLEAN HOLDINGS INC UCTT | VANGUARD GROUP INC | 4,580,193 10.170% | 219,638 (+5.04%) | Filing |
| 2024-02-13 5:16 pm Purchase | 2023-12-29 | 13G | ULTRA CLEAN HOLDINGS INC UCTT | VANGUARD GROUP INC | 4,360,555 9.730% | 752,845 (+20.87%) | Filing |
| 2023-02-09 11:35 am Sale | 2022-12-30 | 13G | ULTRA CLEAN HOLDINGS INC UCTT | VANGUARD GROUP INC | 3,607,710 7.930% | -112,663 (-3.03%) | Filing |
| 2022-02-10 08:42 am Purchase | 2021-12-31 | 13G | ULTRA CLEAN HOLDINGS INC UCTT | VANGUARD GROUP INC | 3,720,373 8.290% | 732,001 (+24.49%) | Filing |