Ultra Clean Holdings, Inc. (NASDAQ:UCTT) showed up in the 13F filings of 227 institutional investors as of December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31 Mar, 2026 | 6,832,619 | 113,167 | 1.68% | $424,852,251.00 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 31 Mar, 2026 | 2,802,250 | 2,802,250 | 0.00% | $174,243,905.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 1,916,501 | 1,916,501 | 0.00% | $119,168,032.00 |
| State Street Corp | 31 Mar, 2026 | 1,837,824 | -14,658 | -0.79% | $114,275,896.00 |
| FRONTIER CAPITAL MANAGEMENT CO LLC | 31 Mar, 2026 | 1,787,451 | -1,722,388 | -49.07% | $111,143,676.00 |
| Invesco Ltd. | 31 Mar, 2026 | 1,659,949 | -1,739,885 | -51.18% | $103,215,629.00 |
| Boston Partners | 31 Mar, 2026 | 1,468,878 | 1,468,878 | 0.00% | $91,397,525.00 |
| D. E. Shaw & Co., Inc. | 31 Mar, 2026 | 1,183,257 | 231,103 | 24.27% | $73,574,920.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 1,140,780 | 51,351 | 4.71% | $70,946,898.00 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 1,062,376 | 608,746 | 134.19% | $66,058,540.00 |
| DIMENSIONAL FUND ADVISORS LP | 31 Mar, 2026 | 1,011,778 | -513,079 | -33.65% | $62,892,225.00 |
| Morgan Stanley | 31 Mar, 2026 | 911,700 | 17,277 | 1.93% | $56,689,600.00 |
| First Eagle Investment Management, LLC | 31 Mar, 2026 | 868,200 | 457,631 | 111.46% | $53,984,676.00 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 31 Mar, 2026 | 840,456 | 19,368 | 2.36% | $52,259,554.00 |
| ROYCE & ASSOCIATES LP | 31 Mar, 2026 | 759,497 | -339,196 | -30.87% | $47,225,523.00 |
| MILLENNIUM MANAGEMENT LLC | 31 Mar, 2026 | 685,436 | 125,481 | 22.41% | $42,620,410.00 |
| OBERWEIS ASSET MANAGEMENT INC/ | 31 Mar, 2026 | 640,476 | 11,976 | 1.91% | $39,824,798.00 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 31 Mar, 2026 | 608,200 | 0 | 0.00% | $37,817,876.00 |
| COOPER CREEK PARTNERS MANAGEMENT LLC | 31 Mar, 2026 | 586,773 | 586,773 | 0.00% | $36,486.00 |
| TWO SIGMA INVESTMENTS, LP | 31 Mar, 2026 | 581,131 | 581,131 | 0.00% | $36,134,726.00 |