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, Q2 2026
Institutional positions in Ultra Clean Holdings, Inc. as of Jun 30, 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
- 438
- +113 vs. Q1 2026
- Shares held
- 46.1M
- +1.17M (+2.6%) vs. Q1 2026
- Total value
- $6.50B
- +$3.71B (+132.9%) vs. Q1 2026
- New holders
- 145
- 96 more added
- Sold out
- 32
- 163 more reduced
6 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Ultra Clean Holdings, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Teacher Retirement System of Texas | 4,475 | $638.1K | 0.00% | +4,475 | New |
| Concentric Capital Strategies, LP | 4,747 | $676.9K | 0.04% | +4,747 | New |
| Ellevest, Inc. | 4,824 | $678.9K | 0.08% | −886−15.5% | Reduced |
| Numerai GP LLC | 4,762 | $679.0K | 0.06% | −3,400−41.7% | Reduced |
| CWM Advisors, LLC | 4,764 | $679.3K | 0.03% | −3,745−44.0% | Reduced |
| Callan Family Office, LLC | 4,865 | $693.7K | 0.01% | −728−13.0% | Reduced |
| Private Advisor Group, LLC | 4,898 | $698.4K | 0.00% | −4,843−49.7% | Reduced |
| Maverick Capital LtdSuperinvestorMaverick Capital | 5,035 | $717.9K | 0.01% | −15,274−75.2% | Reduced |
| Globeflex Capital L P | 5,059 | $721.4K | 0.09% | +5,059 | New |
| Mutual of America Capital Management LLC | 5,135 | $732.2K | 0.01% | −59−1.1% | Reduced |
| Canada Pension Plan Investment Board | 5,200 | $741.5K | 0.00% | +1,600+44.4% | Added |
| Cynosure Management, LLC | 5,353 | $763.3K | 0.11% | +5,353 | New |
| Neuberger Berman Group LLC | 5,463 | $779.0K | 0.00% | +51+0.9% | Added |
| Fort Sheridan Advisors LLC | 5,530 | $788.5K | 0.08% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 5,646 | $805.1K | 0.01% | +4,735+519.8% | Added |
| Lodestar Private Asset Management LLC | 5,700 | $812.8K | 0.07% | −200−3.4% | Reduced |
| D.A. Davidson & Co. | 5,755 | $820.6K | 0.00% | +2,415+72.3% | Added |
| State of Wisconsin Investment Board | 5,932 | $845.8K | 0.00% | −3,791−39.0% | Reduced |
| Fox Run Management, L.L.C. | 5,989 | $854.0K | 0.14% | +5,989 | New |
| GAMMA Investing LLC | 5,991 | $854.3K | 0.03% | −1,060−15.0% | Reduced |
| Intrust Bank NA | 6,005 | $856.3K | 0.06% | −1,186−16.5% | Reduced |
| Pinnacle Wealth Management Advisory Group, LLC | 6,108 | $870.9K | 0.05% | −5,314−46.5% | Reduced |
| Public Employees Retirement Association of Colorado | 6,168 | $879.0K | 0.00% | 00.0% | Unchanged |
| Empowered Funds, LLC | 6,298 | $898.0K | 0.00% | +6,298 | New |
| AE Wealth Management LLC | 6,300 | $898.3K | 0.00% | −3,957−38.6% | Reduced |
| Perigon Wealth Management, LLC | 6,378 | $909.4K | 0.01% | +291+4.8% | Added |
| Acadian Asset Management LLC | 6,399 | $911.0K | 0.00% | −34,793−84.5% | Reduced |
| Maryland State Retirement & Pension System | 6,542 | $932.8K | 0.02% | −90−1.4% | Reduced |
| Braeburn Wealth Management LLC | 6,635 | $946.1K | 0.41% | +6,635 | New |
| Wealth Enhancement Advisory Services, LLC | 9,230 | $980.9K | 0.00% | −3,451−27.2% | Reduced |
| Pictet Asset Management Holding SA | 7,306 | $1.04M | 0.00% | 00.0% | Unchanged |
| Cetera Investment Advisers | 7,440 | $1.06M | 0.00% | −1,397−15.8% | Reduced |
| Massachusetts Financial Services Co | 7,452 | $1.06M | 0.00% | +7,452 | New |
| OP Asset Management Ltd | 7,558 | $1.08M | 0.01% | +7,558 | New |
| Los Angeles Capital Management LLC | 7,621 | $1.09M | 0.00% | +7,381+3,075.4% | Added |
| J.W. Cole Advisors, Inc. | 7,643 | $1.09M | 0.02% | +7,643 | New |
| State of Wyoming | 7,682 | $1.10M | 0.11% | +6,201+418.7% | Added |
| Jefferies Financial Group Inc. | 7,697 | $1.10M | 0.01% | +7,697 | New |
| Mercer Global Advisors Inc | 7,847 | $1.12M | 0.00% | −221−2.7% | Reduced |
| Quantbot Technologies LP | 8,237 | $1.17M | 0.05% | −406−4.7% | Reduced |
| Ethic Inc. | 8,293 | $1.18M | 0.01% | −576−6.5% | Reduced |
| Summit Global Investments | 8,487 | $1.21M | 0.07% | +172+2.1% | Added |
| Cerity Partners LLC | 8,511 | $1.21M | 0.00% | −641−7.0% | Reduced |
| Sona Asset Management (US) LLC | 8,548 | $1.22M | 0.05% | +8,548 | New |
| JustInvest LLC | 8,616 | $1.23M | 0.01% | +1,126+15.0% | Added |
| Simplex Trading, LLC | 8,705 | $1.24M | 0.03% | +3,495+67.1% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 8,771 | $1.25M | 0.00% | −16,420−65.2% | Reduced |
| Gallagher Fiduciary Advisors, LLC | 8,779 | $1.25M | 0.04% | −142−1.6% | Reduced |
| Jain Global LLC | 8,962 | $1.28M | 0.02% | +8,962 | New |
| Counterpoint Mutual Funds LLC | 9,055 | $1.29M | 0.13% | −5,695−38.6% | Reduced |
| TD Asset Management Inc | 9,518 | $1.36M | 0.00% | +9,518 | New |
| First Trust Advisors LP | 9,693 | $1.38M | 0.00% | +3,627+59.8% | Added |
| Lido Advisors, LLC | 9,750 | $1.39M | 0.00% | +9,750 | New |
| KLP Kapitalforvaltning AS | 9,900 | $1.41M | 0.00% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 10,060 | $1.43M | 0.01% | −10.0% | Reduced |
| Oregon Public Employees Retirement Fund | 10,139 | $1.45M | 0.02% | −200−1.9% | Reduced |
| Atria Investments LLC | 10,163 | $1.45M | 0.01% | +1,014+11.1% | Added |
| Argent Capital Management LLC | 10,304 | $1.47M | 0.05% | +10,304 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 10,630 | $1.52M | 0.01% | −594−5.3% | Reduced |
| Vinva Investment Management Ltd | 8,117 | $1.54M | 0.01% | −1,146−12.4% | Reduced |
| Entropy Technologies, LP | 11,110 | $1.58M | 0.06% | +1,984+21.7% | Added |
| Motley Fool Asset Management LLC | 11,288 | $1.61M | 0.06% | −12,112−51.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 11,346 | $1.62M | 0.01% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 11,556 | $1.65M | 0.02% | +2,656+29.8% | Added |
| Vanguard Investments Australia, Ltd. | 11,688 | $1.67M | 0.00% | −379−3.1% | Reduced |
| Martingale Asset Management L P | 11,729 | $1.67M | 0.04% | −19,393−62.3% | Reduced |
| Formula Growth Ltd | 11,900 | $1.70M | 0.60% | +11,900 | New |
| Amalgamated Bank | 12,045 | $1.72M | 0.01% | −1,000−7.7% | Reduced |
| Yousif Capital Management, LLC | 12,103 | $1.73M | 0.02% | +10.0% | Added |
| Arizona State Retirement System | 12,238 | $1.75M | 0.01% | −228−1.8% | Reduced |
| Guggenheim Capital LLC | 12,567 | $1.79M | 0.01% | +12,567 | New |
| State Board of Administration of Florida Retirement System | 12,698 | $1.81M | 0.00% | 00.0% | Unchanged |
| Lombard Odier Asset Management (Europe) Ltd | 12,851 | $1.83M | 0.08% | −38,564−75.0% | Reduced |
| Fourier Capital Management Ltd | 12,956 | $1.85M | 2.89% | +12,956 | New |
| Police & Firemen's Retirement System of New Jersey | 13,271 | $1.89M | 0.01% | +935+7.6% | Added |
| Jupiter Asset Management Ltd | 13,300 | $1.90M | 0.01% | +13,300 | New |
| FMR LLC | 13,448 | $1.92M | 0.00% | −471−3.4% | Reduced |
| HRT Financial LP | 14,010 | $2.00M | 0.00% | +8,571+157.6% | Added |
| GTS Securities LLC | 14,046 | $2.00M | 0.04% | +14,046 | New |
| Thoroughbred Financial Services, LLC | 14,055 | $2.00M | 0.10% | +14,055 | New |
| Vident Advisory, LLC | 14,325 | $2.04M | 0.02% | +6,127+74.7% | Added |
| State of New Jersey Common Pension Fund D | 14,341 | $2.04M | 0.01% | +14,341 | New |
| Captrust Financial Advisors | 14,453 | $2.06M | 0.00% | −2,472−14.6% | Reduced |
| Intech Investment Management LLC | 15,150 | $2.16M | 0.02% | −26,353−63.5% | Reduced |
| Advisor Group Holdings, Inc. | 15,401 | $2.20M | 0.00% | +8,702+129.9% | Added |
| Voya Investment Management LLC | 15,833 | $2.26M | 0.00% | +8,128+105.5% | Added |
| Handelsbanken Fonder AB | 16,100 | $2.30M | 0.01% | −2,400−13.0% | Reduced |
| Cookson Peirce & Co Inc | 16,257 | $2.32M | 0.08% | +16,257 | New |
| Stifel Financial Corp | 16,541 | $2.36M | 0.00% | +5,334+47.6% | Added |
| State of Alaska, Department of Revenue | 16,640 | $2.37M | 0.02% | −7,642−31.5% | Reduced |
| Massar Capital Management, LP | 17,298 | $2.47M | 0.85% | +17,298 | New |
| Toroso Investments, LLC | 17,373 | $2.48M | 0.01% | +5,544+46.9% | Added |
| CastleKnight Management LP | 18,700 | $2.67M | 0.10% | +2,500+15.4% | Added |
| State of Tennessee, Treasury Department | 18,859 | $2.69M | 0.01% | −3,685−16.3% | Reduced |
| XTX Topco Ltd | 19,322 | $2.76M | 0.04% | −14,355−42.6% | Reduced |
| Jupiter Topco LLC | 19,373 | $2.76M | 0.00% | +19,373 | New |
| Louisiana State Employees Retirement System | 19,600 | $2.79M | 0.04% | −500−2.5% | Reduced |
| Gabelli Funds LLC | 20,000 | $2.85M | 0.02% | −10,000−33.3% | Reduced |
| Trexquant Investment LP | 20,081 | $2.86M | 0.02% | −13,459−40.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 20,632 | $2.94M | 0.00% | −328−1.6% | Reduced |