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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 2025

Institutional positions in Ultra Clean Holdings, Inc. as of Mar 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
228
−3 vs. Q4 2024
Shares held
41.8M
+921.7K (+2.3%) vs. Q4 2024
Total value
$893.9M
−$575.0M (−39.1%) vs. Q4 2024
New holders
43
72 more added
Sold out
46
78 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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.

Institutional holdersQ1 2025: 228 institutions
Q1 2021: 240 institutionsQ2 2021: 263 institutionsQ3 2021: 239 institutionsQ4 2021: 275 institutionsQ1 2022: 264 institutionsQ2 2022: 235 institutionsQ3 2022: 213 institutionsQ4 2022: 221 institutionsQ1 2023: 204 institutionsQ2 2023: 200 institutionsQ3 2023: 205 institutionsQ4 2023: 195 institutionsQ1 2024: 204 institutionsQ2 2024: 217 institutionsQ3 2024: 250 institutionsQ4 2024: 233 institutionsQ1 2025: 228 institutionsQ2 2025: 231 institutionsQ3 2025: 242 institutionsQ4 2025: 238 institutionsQ1 2026: 331 institutionsQ2 2026: 438 institutions
Value heldQ1 2025: $893.9M
Q1 2021: $2.05BQ2 2021: $2.05BQ3 2021: $1.59BQ4 2021: $2.16BQ1 2022: $1.60BQ2 2022: $1.15BQ3 2022: $1.01BQ4 2022: $1.33BQ1 2023: $1.33BQ2 2023: $1.54BQ3 2023: $1.19BQ4 2023: $1.38BQ1 2024: $1.88BQ2 2024: $2.01BQ3 2024: $1.61BQ4 2024: $1.49BQ1 2025: $893.9MQ2 2025: $950.2MQ3 2025: $1.15BQ4 2025: $1.08BQ1 2026: $2.80BQ2 2026: $6.50B
Institutions holding UCTT and their total value by quarter
QuarterHoldersValue
Q2 2026438$6.50B
Q1 2026331$2.80B
Q4 2025238$1.08B
Q3 2025242$1.15B
Q2 2025231$950.2M
Q1 2025228$893.9M
Q4 2024233$1.49B
Q3 2024250$1.61B
Q2 2024217$2.01B
Q1 2024204$1.88B
Q4 2023195$1.38B
Q3 2023205$1.19B
Q2 2023200$1.54B
Q1 2023204$1.33B
Q4 2022221$1.33B
Q3 2022213$1.01B
Q2 2022235$1.15B
Q1 2022264$1.60B
Q4 2021275$2.16B
Q3 2021239$1.59B
Q2 2021263$2.05B
Q1 2021240$2.05B

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Ultra Clean Holdings, Inc.; share changes are against Q4 2024.

Institutions holding UCTT in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.6,958,217$149.0M0.00%−252,868−3.5%Reduced
Vanguard Group Inc4,847,408$103.8M0.00%+12,180+0.3%Added
Shapiro Capital Management LLC4,083,404$87.4M3.60%+1,336,922+48.7%Added
Dimensional Fund Advisors LP2,262,519$48.4M0.01%−144,315−6.0%Reduced
Frontier Capital Management Co LLC1,945,886$41.7M0.46%−184,220−8.6%Reduced
State Street Corp1,768,726$37.9M0.00%−52,246−2.9%Reduced
Invesco Ltd.1,681,675$36.0M0.01%+649,642+62.9%Added
Geode Capital Management, LLC1,078,867$23.1M0.00%+37,640+3.6%Added
Divisar Capital Management LLC1,033,935$22.1M5.76%+11,940+1.2%Added
Boston Partners1,021,032$21.4M0.03%−14,182−1.4%Reduced
Royce & Associates LP891,753$19.1M0.21%−35,935−3.9%Reduced
FMR LLC820,520$17.6M0.00%−141,491−14.7%Reduced
Paradigm Capital Management Inc758,200$16.2M0.90%+100,000+15.2%Added
Charles Schwab Investment Management Inc671,539$14.4M0.00%−6,684−1.0%Reduced
Oberweis Asset Management Inc613,300$13.1M0.65%00.0%Unchanged
UBS Group AG607,507$13.0M0.00%+75,654+14.2%Added
D. E. Shaw & Co., Inc.555,718$11.9M0.01%+288,206+107.7%Added
Morgan Stanley536,416$11.5M0.00%+42,027+8.5%Added
Northern Trust Corp513,272$11.0M0.00%−538−0.1%Reduced
Goodman Financial Corp456,308$9.77M2.11%+69,657+18.0%Added
JPMorgan Chase & Co430,392$9.21M0.00%−126,164−22.7%Reduced
First Eagle Investment Management, LLC405,439$8.68M0.02%+4,500+1.1%Added
Harbor Capital Advisors, Inc.397,639$8.51M0.39%+21,598+5.7%Added
Pinnacle Associates Ltd334,310$7.16M0.10%−19,393−5.5%Reduced
Nuveen, LLC321,968$6.89M0.00%+321,968New
Liontrust Investment Partners LLP315,484$6.75M0.11%−33,975−9.7%Reduced
Dana Investment Advisors, Inc.283,452$6.07M0.22%+45,907+19.3%Added
Bank of New York Mellon Corp280,388$6.00M0.00%−17,415−5.8%Reduced
Goldman Sachs Group Inc232,688$4.98M0.00%−78,424−25.2%Reduced
Principal Financial Group Inc224,935$4.82M0.00%+5,114+2.3%Added
AWM Investment Company, Inc.209,917$4.49M0.62%+25,000+13.5%Added
Barclays PLC202,079$4.33M0.00%−25,423−11.2%Reduced
AQR Capital Management LLC198,791$4.26M0.00%+28,690+16.9%Added
Jain Global LLC195,058$4.18M0.09%+59,275+43.7%Added
Prudential Financial Inc180,415$3.86M0.01%−10,210−5.4%Reduced
Assenagon Asset Management S.A.162,482$3.48M0.01%−53,711−24.8%Reduced
Janus Henderson Group PLC155,155$3.42M0.00%−126,868−45.0%Reduced
Jane Street Group, LLC148,214$3.17M0.01%+148,214New
Public Sector Pension Investment Board142,848$3.06M0.01%+30,608+27.3%Added
Rhumbline Advisers126,098$2.70M0.00%−1,615−1.3%Reduced
Bank of America Corp125,085$2.68M0.00%−36,743−22.7%Reduced
Legal & General Group Plc122,487$2.62M0.00%−3,949−3.1%Reduced
Deutsche Bank AG113,934$2.44M0.00%−3,561−3.0%Reduced
Ameriprise Financial Inc105,014$2.25M0.00%−7,922−7.0%Reduced
American Century Companies Inc101,137$2.17M0.00%+5,791+6.1%Added
Pathstone Holdings, LLC98,370$2.11M0.01%+56,260+133.6%Added
Algert Global LLC87,770$1.88M0.05%−66,550−43.1%Reduced
Swiss National Bank87,300$1.87M0.00%−1,300−1.5%Reduced
Monimus Capital Management, LP87,280$1.87M1.59%+87,280New
Susquehanna International Group, LLP85,950$1.84M0.00%+48,803+131.4%Added
UBS Asset Management Americas Inc85,094$1.82M0.00%+13,005+18.0%Added
Bridge City Capital, LLC83,273$1.78M0.53%−798−0.9%Reduced
Qube Research & Technologies Ltd80,796$1.73M0.00%−155,333−65.8%Reduced
Comerica Bank77,219$1.65M0.01%−30,467−28.3%Reduced
Price T Rowe Associates Inc75,209$1.61M0.00%+2,772+3.8%Added
State of Wisconsin Investment Board72,047$1.54M0.00%+17,300+31.6%Added
Citigroup Inc71,201$1.52M0.00%−1,694−2.3%Reduced
Man Group plc63,657$1.36M0.00%+1,000+1.6%Added
Sapience Investments, LLC63,489$1.36M0.97%−7,846−11.0%Reduced
Renaissance Technologies LLC59,800$1.28M0.00%−102,689−63.2%Reduced
Alliancebernstein L.P.59,455$1.27M0.00%−360−0.6%Reduced
BNP Paribas Arbitrage, SA59,052$1.26M0.00%+32,381+121.4%Added
Grace & White Inc58,700$1.26M0.24%+58,700New
Federated Hermes, Inc.58,470$1.25M0.00%+29,925+104.8%Added
Great West Life Assurance Co52,918$1.13M0.00%−3,791−6.7%Reduced
Andra AP-fonden50,105$1.07M0.02%+50,105New
Oppenheimer & Co Inc48,548$1.04M0.02%+9,169+23.3%Added
Romano Brothers and Company43,950$941.0K0.12%+43,950New
Teton Advisors, Inc.43,500$931.3K0.58%−2,700−5.8%Reduced
California State Teachers Retirement System42,046$900.2K0.00%00.0%Unchanged
Citadel Advisors LLC38,686$828.3K0.00%+26,387+214.5%Added
Envestnet Asset Management Inc37,743$808.1K0.00%+6,408+20.4%Added
CastleKnight Management LP37,500$802.9K0.09%00.0%Unchanged
Knollwood Investment Advisory, LLC37,000$792.2K0.09%00.0%Unchanged
Tudor Investment Corp Et Al36,749$786.8K0.01%+29,982+443.1%Added
New York State Common Retirement Fund36,225$775.6K0.00%00.0%Unchanged
Thrivent Financial for Lutherans33,097$709.0K0.00%−1,732−5.0%Reduced
New York State Teachers Retirement System30,369$650.0K0.00%00.0%Unchanged
Intech Investment Management LLC29,511$631.8K0.01%−6,774−18.7%Reduced
Mirae Asset Global ETFs Holdings Ltd.26,425$565.8K0.00%+1,257+5.0%Added
MetLife Investment Management26,200$560.9K0.00%−506−1.9%Reduced
Royal Bank of Canada25,926$555.0K0.00%+6,841+35.8%Added
State of Alaska, Department of Revenue24,968$534.0K0.01%−577−2.3%Reduced
Wells Fargo & Company23,781$509.2K0.00%+438+1.9%Added
Corebridge Financial, Inc.23,136$495.3K0.00%−456−1.9%Reduced
Illinois Municipal Retirement Fund22,639$484.7K0.01%−1,849−7.6%Reduced
Creative Planning22,179$474.9K0.00%+6,899+45.2%Added
Blair William & Co22,100$473.2K0.00%+12,325+126.1%Added
Trexquant Investment LP21,974$470.5K0.01%−94,844−81.2%Reduced
Manufacturers Life Insurance Company, The21,660$463.7K0.00%+109+0.5%Added
Legato Capital Management LLC21,315$456.4K0.06%−295−1.4%Reduced
Janney Montgomery Scott LLC21,288$456.0K0.00%+1,068+5.3%Added
Louisiana State Employees Retirement System21,200$453.9K0.01%−600−2.8%Reduced
Allspring Global Investments Holdings, LLC20,426$428.9K0.00%−26,155−56.1%Reduced
Ensign Peak Advisors, Inc19,906$426.2K0.00%00.0%Unchanged
Pacific Ridge Capital Partners, LLC19,880$425.6K0.11%−166−0.8%Reduced
First Trust Advisors LP19,361$414.5K0.00%+19,361New
STRS Ohio19,000$406.8K0.00%00.0%Unchanged
Cresset Asset Management, LLC18,855$403.7K0.00%−83,305−81.5%Reduced
Millennium Management LLC18,022$385.9K0.00%−144,769−88.9%Reduced