Ultra Clean Holdings, Inc.
UCTT- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001275014
In the last 90 days, Ultra Clean Holdings, Inc. insiders filed 0 open-market purchases and 1 sale; 438 institutions reported holding it in 13F filings for Q2 2026, worth $6.50B in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q4 2025
Institutional positions in Ultra Clean Holdings, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 238
- −2 vs. Q3 2025
- Shares held
- 42.5M
- +525.9K (+1.3%) vs. Q3 2025
- Total value
- $1.08B
- −$66.4M (−5.8%) vs. Q3 2025
- New holders
- 29
- 81 more added
- Sold out
- 31
- 85 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting UCTT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 438 | $6.50B |
| Q1 2026 | 331 | $2.80B |
| Q4 2025 | 238 | $1.08B |
| Q3 2025 | 242 | $1.15B |
| Q2 2025 | 231 | $950.2M |
| Q1 2025 | 228 | $893.9M |
| Q4 2024 | 233 | $1.49B |
| Q3 2024 | 250 | $1.61B |
| Q2 2024 | 217 | $2.01B |
| Q1 2024 | 204 | $1.88B |
| Q4 2023 | 195 | $1.38B |
| Q3 2023 | 205 | $1.19B |
| Q2 2023 | 200 | $1.54B |
| Q1 2023 | 204 | $1.33B |
| Q4 2022 | 221 | $1.33B |
| Q3 2022 | 213 | $1.01B |
| Q2 2022 | 235 | $1.15B |
| Q1 2022 | 264 | $1.60B |
| Q4 2021 | 275 | $2.16B |
| Q3 2021 | 239 | $1.59B |
| Q2 2021 | 263 | $2.05B |
| Q1 2021 | 240 | $2.05B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Ultra Clean Holdings, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 6,719,452 | $170.2M | 0.00% | +10,772+0.2% | Added |
| Vanguard Group Inc | 4,990,724 | $126.4M | 0.00% | +293,048+6.2% | Added |
| Frontier Capital Management Co LLC | 3,509,839 | $88.9M | 0.94% | +476,569+15.7% | Added |
| Invesco Ltd. | 3,399,834 | $86.1M | 0.01% | +1,315,407+63.1% | Added |
| State Street Corp | 1,852,482 | $46.9M | 0.00% | +87,931+5.0% | Added |
| Dimensional Fund Advisors LP | 1,524,857 | $38.6M | 0.01% | −417,757−21.5% | Reduced |
| Shapiro Capital Management LLC | 1,278,492 | $32.4M | 1.71% | −2,411,543−65.4% | Reduced |
| Royce & Associates LP | 1,098,693 | $27.8M | 0.28% | −8,723−0.8% | Reduced |
| Geode Capital Management, LLC | 1,089,429 | $27.6M | 0.00% | −28,719−2.6% | Reduced |
| D. E. Shaw & Co., Inc. | 952,154 | $24.1M | 0.02% | +137,127+16.8% | Added |
| Divisar Capital Management LLC | 949,328 | $24.0M | 6.76% | −103,226−9.8% | Reduced |
| Morgan Stanley | 894,423 | $22.7M | 0.00% | +212,359+31.1% | Added |
| Charles Schwab Investment Management Inc | 821,088 | $20.8M | 0.00% | +43,987+5.7% | Added |
| Bank of New York Mellon Corp | 634,972 | $16.1M | 0.00% | +3,504+0.6% | Added |
| Oberweis Asset Management Inc | 628,500 | $15.9M | 0.58% | +15,200+2.5% | Added |
| Paradigm Capital Management Inc | 608,200 | $15.4M | 0.65% | −50,000−7.6% | Reduced |
| Millennium Management LLC | 559,955 | $14.2M | 0.01% | +506,363+944.8% | Added |
| Goldman Sachs Group Inc | 558,176 | $14.1M | 0.00% | −851−0.2% | Reduced |
| Goodman Financial Corp | 558,019 | $14.1M | 2.68% | +20,011+3.7% | Added |
| JPMorgan Chase & Co | 512,490 | $13.0M | 0.00% | −76,565−13.0% | Reduced |
| Northern Trust Corp | 463,260 | $11.7M | 0.00% | −21,480−4.4% | Reduced |
| Pinnacle Associates Ltd | 462,126 | $11.7M | 0.15% | +68,450+17.4% | Added |
| Driehaus Capital Management LLC | 453,630 | $11.5M | 0.08% | +131,661+40.9% | Added |
| BNP Paribas Arbitrage, SA | 426,561 | $10.8M | 0.01% | +31,856+8.1% | Added |
| First Eagle Investment Management, LLC | 410,569 | $10.4M | 0.02% | +8,000+2.0% | Added |
| Dana Investment Advisors, Inc. | 389,516 | $9.87M | 0.29% | +34,166+9.6% | Added |
| Ameriprise Financial Inc | 265,532 | $6.73M | 0.00% | −4,820−1.8% | Reduced |
| UBS Group AG | 232,445 | $5.89M | 0.00% | −30,082−11.5% | Reduced |
| AQR Capital Management LLC | 218,663 | $5.54M | 0.00% | −18,401−7.8% | Reduced |
| Principal Financial Group Inc | 216,312 | $5.48M | 0.00% | −2,625−1.2% | Reduced |
| Qube Research & Technologies Ltd | 184,783 | $4.68M | 0.01% | +72,167+64.1% | Added |
| Comerica Bank | 175,307 | $4.44M | 0.02% | −1,573−0.9% | Reduced |
| Voloridge Investment Management, LLC | 165,565 | $4.19M | 0.01% | −25,913−13.5% | Reduced |
| Public Sector Pension Investment Board | 157,177 | $3.98M | 0.01% | −19,693−11.1% | Reduced |
| AWM Investment Company, Inc. | 140,440 | $3.56M | 0.34% | 00.0% | Unchanged |
| 4D Advisors, LLC | 135,000 | $3.42M | 1.87% | +135,000 | New |
| Man Group plc | 132,741 | $3.36M | 0.01% | +118,647+841.8% | Added |
| Rhumbline Advisers | 126,457 | $3.20M | 0.00% | −7,681−5.7% | Reduced |
| SG Americas Securities, LLC | 126,043 | $3.19M | 0.00% | +113,475+902.9% | Added |
| Canada Pension Plan Investment Board | 123,800 | $3.14M | 0.00% | +16,500+15.4% | Added |
| American Century Companies Inc | 119,236 | $3.02M | 0.00% | −7,779−6.1% | Reduced |
| Legal & General Group Plc | 114,703 | $2.91M | 0.00% | −7,118−5.8% | Reduced |
| Grace & White Inc | 114,450 | $2.90M | 0.52% | 00.0% | Unchanged |
| Marshall Wace, LLP | 113,476 | $2.87M | 0.00% | +95,091+517.2% | Added |
| Wedge Capital Management L L P | 111,441 | $2.82M | 0.05% | −5,049−4.3% | Reduced |
| Renaissance Technologies LLC | 106,400 | $2.70M | 0.00% | +16,900+18.9% | Added |
| Jane Street Group, LLC | 101,554 | $2.57M | 0.00% | +30,673+43.3% | Added |
| Deutsche Bank AG | 91,595 | $2.32M | 0.00% | −10,395−10.2% | Reduced |
| Nuveen, LLC | 90,189 | $2.28M | 0.00% | −3,215−3.4% | Reduced |
| UBS Asset Management Americas Inc | 89,437 | $2.27M | 0.00% | +1,655+1.9% | Added |
| Swiss National Bank | 89,400 | $2.26M | 0.00% | +1,900+2.2% | Added |
| Assenagon Asset Management S.A. | 89,220 | $2.26M | 0.00% | 00.0% | Unchanged |
| Winton Group Ltd | 87,510 | $2.22M | 0.08% | +59,388+211.2% | Added |
| Pathstone Holdings, LLC | 83,981 | $2.13M | 0.01% | −1,409−1.7% | Reduced |
| Wells Fargo & Company | 81,401 | $2.06M | 0.00% | +44,636+121.4% | Added |
| Bridge City Capital, LLC | 81,117 | $2.05M | 0.60% | −12,818−13.6% | Reduced |
| Harbor Capital Advisors, Inc. | 77,553 | $1.96M | 0.15% | −34,786−31.0% | Reduced |
| Prudential Financial Inc | 75,518 | $1.91M | 0.00% | +29,385+63.7% | Added |
| Bank of America Corp | 75,372 | $1.91M | 0.00% | −8,269−9.9% | Reduced |
| Penn Capital Management Co Inc | 69,813 | $1.77M | 0.14% | +69,813 | New |
| Barclays PLC | 69,655 | $1.76M | 0.00% | +6,579+10.4% | Added |
| Citigroup Inc | 68,954 | $1.75M | 0.00% | +24,768+56.1% | Added |
| Engineers Gate Manager LP | 65,519 | $1.66M | 0.02% | −19,590−23.0% | Reduced |
| State of Wisconsin Investment Board | 65,419 | $1.66M | 0.00% | −4,086−5.9% | Reduced |
| Russell Investments Group, Ltd. | 64,681 | $1.64M | 0.00% | −2,329−3.5% | Reduced |
| Raymond James Financial Inc | 63,006 | $1.60M | 0.00% | +44,246+235.9% | Added |
| Alliancebernstein L.P. | 61,235 | $1.55M | 0.00% | +1,843+3.1% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 60,000 | $1.52M | 0.00% | 00.0% | Unchanged |
| Needham Investment Management LLC | 60,000 | $1.52M | 0.10% | +15,000+33.3% | Added |
| Optimize Financial Inc | 57,359 | $1.45M | 0.73% | +824+1.5% | Added |
| Oppenheimer & Co Inc | 53,969 | $1.37M | 0.02% | +1,068+2.0% | Added |
| CastleKnight Management LP | 47,100 | $1.19M | 0.07% | 00.0% | Unchanged |
| Martingale Asset Management L P | 46,555 | $1.18M | 0.03% | +46,555 | New |
| Price T Rowe Associates Inc | 43,089 | $1.09M | 0.00% | +2,737+6.8% | Added |
| Teton Advisors, LLC | 43,000 | $1.09M | 0.76% | −500−1.1% | Reduced |
| Envestnet Asset Management Inc | 42,881 | $1.09M | 0.00% | −5,527−11.4% | Reduced |
| California State Teachers Retirement System | 41,559 | $1.05M | 0.00% | −32−0.1% | Reduced |
| State of Tennessee, Treasury Department | 23,557 | $1.03M | 0.00% | +4,732+25.1% | Added |
| Trexquant Investment LP | 37,932 | $960.8K | 0.01% | +37,932 | New |
| Great West Life Assurance Co | 37,007 | $937.0K | 0.00% | −13,035−26.0% | Reduced |
| New York State Common Retirement Fund | 36,225 | $917.6K | 0.00% | 00.0% | Unchanged |
| Pacific Ridge Capital Partners, LLC | 36,140 | $915.4K | 0.20% | +1,600+4.6% | Added |
| Victory Capital Management Inc | 35,200 | $891.6K | 0.00% | +35,200 | New |
| ExodusPoint Capital Management, LP | 33,930 | $859.4K | 0.01% | +33,930 | New |
| Janney Montgomery Scott LLC | 32,221 | $816.0K | 0.00% | +3,725+13.1% | Added |
| Citadel Advisors LLC | 31,319 | $793.3K | 0.00% | −90,067−74.2% | Reduced |
| Thrivent Financial for Lutherans | 31,187 | $790.0K | 0.00% | −1,526−4.7% | Reduced |
| New York State Teachers Retirement System | 30,069 | $762.0K | 0.00% | 00.0% | Unchanged |
| Romano Brothers and Company | 29,250 | $740.9K | 0.08% | −17,100−36.9% | Reduced |
| Creative Planning | 29,134 | $738.0K | 0.00% | +136+0.5% | Added |
| HRT Financial LP | 26,837 | $679.0K | 0.00% | −8,911−24.9% | Reduced |
| LPL Financial LLC | 26,798 | $678.8K | 0.00% | +1,147+4.5% | Added |
| Headlands Technologies LLC | 26,429 | $669.4K | 0.06% | +1,416+5.7% | Added |
| MetLife Investment Management | 26,200 | $663.6K | 0.00% | 00.0% | Unchanged |
| Gabelli Funds LLC | 25,847 | $654.7K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 25,093 | $635.0K | 0.01% | +400+1.6% | Added |
| Franklin Resources Inc | 24,910 | $631.0K | 0.00% | +8,874+55.3% | Added |
| Janus Henderson Group PLC | 23,673 | $599.9K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 23,658 | $599.3K | 0.02% | +16,537+232.2% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 21,388 | $584.3K | 0.00% | +3,686+20.8% | Added |