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, Q1 2026
Institutional positions in Ultra Clean Holdings, Inc. as of Mar 31, 2026. 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
- 331
- +97 vs. Q4 2025
- Shares held
- 45.0M
- +7.70M (+20.6%) vs. Q4 2025
- Total value
- $2.80B
- +$1.85B (+195.5%) vs. Q4 2025
- New holders
- 118
- 93 more added
- Sold out
- 21
- 84 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Ultra Clean Holdings, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Xponance, Inc. | 4,188 | $260.4K | 0.00% | +4,188 | New |
| Capital Investment Counsel, Inc | 4,200 | $261.2K | 0.03% | +4,200 | New |
| Tower Research Capital LLC (TRC) | 4,325 | $268.9K | 0.01% | +690+19.0% | Added |
| US Bancorp | 4,367 | $271.5K | 0.00% | +23+0.5% | Added |
| CIBC Asset Management Inc | 4,371 | $271.8K | 0.00% | +4,371 | New |
| The PNC Financial Services Group, Inc. | 4,414 | $274.5K | 0.00% | +414+10.4% | Added |
| Cornerstone Investment Partners, LLC | 4,428 | $275.3K | 0.01% | +4,428 | New |
| HighTower Advisors, LLC | 4,525 | $281.4K | 0.00% | +4,525 | New |
| Foguth Wealth Management, LLC. | 3,460 | $296.1K | 0.03% | +3,460 | New |
| Krilogy Financial LLC | 4,009 | $306.4K | 0.01% | +4,009 | New |
| Needham Investment Management LLC | 5,000 | $310.9K | 0.02% | −55,000−91.7% | Reduced |
| Morgan Dempsey Capital Management LLC | 5,179 | $322.0K | 0.15% | −5,896−53.2% | Reduced |
| Mutual of America Capital Management LLC | 5,194 | $323.0K | 0.00% | +5,194 | New |
| Bailard, Inc. | 5,200 | $323.3K | 0.01% | +5,200 | New |
| Simplex Trading, LLC | 5,210 | $324.0K | 0.01% | +5,144+7,793.9% | Added |
| Farther Finance Advisors, LLC | 5,207 | $330.6K | 0.00% | +614+13.4% | Added |
| Neuberger Berman Group LLC | 5,412 | $336.5K | 0.00% | +5,412 | New |
| HRT Financial LP | 5,439 | $338.0K | 0.00% | −21,398−79.7% | Reduced |
| Fort Sheridan Advisors LLC | 5,530 | $343.9K | 0.04% | +5,530 | New |
| Callan Family Office, LLC | 5,593 | $347.8K | 0.01% | +5,593 | New |
| Ellevest, Inc. | 5,710 | $355.0K | 0.05% | +5,710 | New |
| FourThought Financial Partners, LLC | 5,769 | $358.7K | 0.03% | +5,769 | New |
| Lodestar Private Asset Management LLC | 5,900 | $366.9K | 0.04% | +5,900 | New |
| First Trust Advisors LP | 6,066 | $377.2K | 0.00% | +6,066 | New |
| Perigon Wealth Management, LLC | 6,087 | $378.5K | 0.01% | +6,087 | New |
| Public Employees Retirement Association of Colorado | 6,168 | $384.0K | 0.00% | 00.0% | Unchanged |
| Palouse Capital Management, Inc. | 6,278 | $390.4K | 0.26% | −735−10.5% | Reduced |
| Mariner, LLC | 6,312 | $392.3K | 0.00% | +6,312 | New |
| Concurrent Investment Advisors, LLC | 6,313 | $392.5K | 0.00% | +6,313 | New |
| Blackstone Group Inc. | 6,315 | $392.7K | 0.00% | +6,315 | New |
| Maryland State Retirement & Pension System | 6,632 | $412.4K | 0.01% | +6,632 | New |
| ARGA Investment Management, LP | 6,694 | $416.2K | 0.01% | +6,694 | New |
| Advisor Group Holdings, Inc. | 6,699 | $416.5K | 0.00% | −14,986−69.1% | Reduced |
| Jump Financial, LLC | 6,700 | $416.6K | 0.01% | −6,963−51.0% | Reduced |
| GAMMA Investing LLC | 7,051 | $438.4K | 0.02% | +404+6.1% | Added |
| Intrust Bank NA | 7,191 | $447.1K | 0.04% | +7,191 | New |
| Oppenheimer & Co Inc | 7,300 | $453.9K | 0.01% | −46,669−86.5% | Reduced |
| Pictet Asset Management Holding SA | 7,306 | $454.3K | 0.00% | +7,306 | New |
| JustInvest LLC | 7,490 | $465.7K | 0.00% | +7,490 | New |
| Voya Investment Management LLC | 7,705 | $479.1K | 0.00% | −430−5.3% | Reduced |
| Brevan Howard Capital Management LP | 7,771 | $483.2K | 0.00% | −10,211−56.8% | Reduced |
| Hancock Whitney Corp | 6,335 | $495.1K | 0.01% | +6,335 | New |
| Mercer Global Advisors Inc | 8,068 | $501.7K | 0.00% | +8,068 | New |
| Numerai GP LLC | 8,162 | $507.5K | 0.05% | −4,139−33.6% | Reduced |
| Vident Advisory, LLC | 8,198 | $509.8K | 0.00% | +8,198 | New |
| Summit Global Investments | 8,315 | $517.0K | 0.03% | +23+0.3% | Added |
| CWM Advisors, LLC | 8,509 | $529.1K | 0.03% | −9,912−53.8% | Reduced |
| Mirabella Financial Services LLP | 8,584 | $533.8K | 0.05% | +8,584 | New |
| Quantbot Technologies LP | 8,643 | $537.4K | 0.02% | −15,015−63.5% | Reduced |
| Cetera Investment Advisers | 8,837 | $549.5K | 0.00% | +8,837 | New |
| Ethic Inc. | 8,869 | $551.5K | 0.01% | +136+1.6% | Added |
| Engineers Gate Manager LP | 8,900 | $553.4K | 0.01% | −56,619−86.4% | Reduced |
| Gallagher Fiduciary Advisors, LLC | 8,921 | $554.7K | 0.02% | −7,083−44.3% | Reduced |
| Entropy Technologies, LP | 9,126 | $567.5K | 0.03% | +9,126 | New |
| Atria Investments LLC | 9,149 | $568.9K | 0.01% | −7,041−43.5% | Reduced |
| Cerity Partners LLC | 9,152 | $569.1K | 0.00% | +947+11.5% | Added |
| Pacific Ridge Capital Partners, LLC | 9,172 | $570.3K | 0.12% | −26,968−74.6% | Reduced |
| STRS Ohio | 9,400 | $584.5K | 0.00% | +5,900+168.6% | Added |
| State of Wisconsin Investment Board | 9,723 | $604.6K | 0.00% | −55,696−85.1% | Reduced |
| Private Advisor Group, LLC | 9,741 | $605.7K | 0.00% | −815−7.7% | Reduced |
| KLP Kapitalforvaltning AS | 9,900 | $615.6K | 0.00% | 00.0% | Unchanged |
| Prescott Group Capital Management, L.L.C. | 10,000 | $621.8K | 0.06% | +10,000 | New |
| Cresset Asset Management, LLC | 10,061 | $625.6K | 0.00% | +20.0% | Added |
| AE Wealth Management LLC | 10,257 | $637.8K | 0.00% | +10,257 | New |
| Oregon Public Employees Retirement Fund | 10,339 | $642.9K | 0.01% | −40−0.4% | Reduced |
| CWM, LLC | 10,474 | $651.3K | 0.00% | +95+0.9% | Added |
| Stifel Financial Corp | 11,207 | $696.9K | 0.00% | −4,215−27.3% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 11,224 | $697.9K | 0.00% | −12−0.1% | Reduced |
| Teachers Retirement System of the State of Kentucky | 11,346 | $706.0K | 0.01% | 00.0% | Unchanged |
| Pinnacle Wealth Management Advisory Group, LLC | 11,422 | $710.2K | 0.05% | +11,422 | New |
| AWM Investment Company, Inc. | 11,442 | $711.5K | 0.08% | −128,998−91.9% | Reduced |
| ProShare Advisors LLC | 11,746 | $730.4K | 0.00% | −1,745−12.9% | Reduced |
| Voloridge Investment Management, LLC | 11,760 | $731.2K | 0.00% | −153,805−92.9% | Reduced |
| Toroso Investments, LLC | 11,829 | $735.5K | 0.00% | +11,829 | New |
| Vanguard Investments Australia, Ltd. | 12,067 | $750.3K | 0.00% | +12,067 | New |
| Yousif Capital Management, LLC | 12,102 | $752.5K | 0.01% | −88−0.7% | Reduced |
| Vinva Investment Management Ltd | 9,263 | $755.2K | 0.01% | +9,263 | New |
| Police & Firemen's Retirement System of New Jersey | 12,336 | $767.1K | 0.01% | 00.0% | Unchanged |
| Arizona State Retirement System | 12,466 | $775.1K | 0.00% | −180−1.4% | Reduced |
| State Board of Administration of Florida Retirement System | 12,698 | $789.6K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 12,681 | $800.9K | 0.00% | −544−4.1% | Reduced |
| Amalgamated Bank | 13,045 | $811.0K | 0.01% | −138−1.0% | Reduced |
| FMR LLC | 13,919 | $865.5K | 0.00% | +619+4.7% | Added |
| Counterpoint Mutual Funds LLC | 14,750 | $917.2K | 0.14% | +14,750 | New |
| Dynamic Technology Lab Private Ltd | 15,379 | $956.3K | 0.16% | +15,379 | New |
| Catalyst Funds Management Pty Ltd | 15,700 | $976.2K | 0.17% | +15,700 | New |
| Quadrature Capital Ltd | 15,925 | $990.2K | 0.01% | +15,925 | New |
| CastleKnight Management LP | 16,200 | $1.01M | 0.05% | −30,900−65.6% | Reduced |
| Captrust Financial Advisors | 16,925 | $1.05M | 0.00% | +16,925 | New |
| Franklin Resources Inc | 16,944 | $1.05M | 0.00% | −7,966−32.0% | Reduced |
| Janney Montgomery Scott LLC | 17,381 | $1.08M | 0.00% | −14,840−46.1% | Reduced |
| Alpine Global Management, LLC | 18,124 | $1.13M | 0.17% | +18,124 | New |
| Handelsbanken Fonder AB | 18,500 | $1.15M | 0.00% | +4,100+28.5% | Added |
| LPL Financial LLC | 18,860 | $1.17M | 0.00% | −7,938−29.6% | Reduced |
| Vanguard Global Advisers, LLC | 19,193 | $1.19M | 0.00% | +19,193 | New |
| Janus Henderson Group PLC | 19,373 | $1.20M | 0.00% | −4,300−18.2% | Reduced |
| Manufacturers Life Insurance Company, The | 19,840 | $1.23M | 0.00% | +1,230+6.6% | Added |
| Louisiana State Employees Retirement System | 20,100 | $1.25M | 0.02% | −700−3.4% | Reduced |
| Maverick Capital LtdSuperinvestorMaverick Capital | 20,309 | $1.26M | 0.01% | +20,309 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 20,561 | $1.28M | 0.00% | +12,678+160.8% | Added |