Skip to main content

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 2021

Institutional positions in Ultra Clean Holdings, Inc. as of Jun 30, 2021. 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
263
+23 vs. Q1 2021
Shares held
38.2M
+2.86M (+8.1%) vs. Q1 2021
Total value
$2.05B
+$3.25M (+0.2%) vs. Q1 2021
New holders
49
98 more added
Sold out
26
86 more reduced

Compare with Q1 2021: 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 holdersQ2 2021: 263 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 heldQ2 2021: $2.05B
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, Q2 2021

Shares, value and share of portfolio for each institution holding Ultra Clean Holdings, Inc.; share changes are against Q1 2021.

Institutions holding UCTT in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.8,368,972$449.6M0.01%+610,998+7.9%Added
Vanguard Group Inc3,936,390$211.5M0.01%+582,447+17.4%Added
Swedbank AB2,400,000$128.9M0.24%−348,917−12.7%Reduced
Dimensional Fund Advisors LP1,926,854$103.5M0.03%−48,018−2.4%Reduced
State Street Corp1,382,424$74.3M0.00%+104,294+8.2%Added
Driehaus Capital Management LLC1,315,120$70.6M0.94%+28,136+2.2%Added
Paradigm Capital Management Inc1,246,000$66.9M3.21%+2000.0%Added
Boston Partners832,190$44.5M0.06%−7,774−0.9%Reduced
Royce & Associates LP819,174$44.0M0.30%+24,362+3.1%Added
Geode Capital Management, LLC740,775$39.8M0.01%+75,722+11.4%Added
Nuveen Asset Management, LLC716,582$38.5M0.01%+12,452+1.8%Added
Ameriprise Financial Inc645,049$34.7M0.01%−15,350−2.3%Reduced
Invesco Ltd.586,684$31.5M0.01%−148,518−20.2%Reduced
Northern Trust Corp533,749$28.7M0.01%+25,619+5.0%Added
Hood River Capital Management LLC527,086$28.3M0.84%+448,604+571.6%Added
Divisar Capital Management LLC502,331$27.0M8.93%+201,053+66.7%Added
Bank of New York Mellon Corp440,468$23.7M0.00%+11,871+2.8%Added
Pinnacle Associates Ltd420,428$22.6M0.41%+188,889+81.6%Added
Charles Schwab Investment Management Inc416,420$22.4M0.01%+36,177+9.5%Added
Prudential Financial Inc414,455$22.3M0.03%−15,867−3.7%Reduced
Smith, Graham & Co., Investment Advisors, LP359,508$19.3M1.71%−45,634−11.3%Reduced
LSV Asset Management358,449$19.3M0.03%−28,130−7.3%Reduced
Arrowstreet Capital, Limited Partnership338,088$18.2M0.02%+65,395+24.0%Added
Bank of Montreal315,294$17.3M0.01%+154,980+96.7%Added
Principal Financial Group Inc310,233$16.7M0.01%+22,538+7.8%Added
Voya Investment Management LLC273,371$14.7M0.03%+239,149+698.8%Added
Fuller & Thaler Asset Management, Inc.265,074$14.2M0.09%−9,013−3.3%Reduced
Deutsche Bank AG263,871$14.2M0.01%+230,188+683.4%Added
Morgan Stanley237,733$12.8M0.00%+124,505+110.0%Added
Rothschild & Co Asset Management US Inc.230,633$12.4M0.15%−30,356−11.6%Reduced
AWM Investment Company, Inc.215,000$11.6M1.14%+68,000+46.3%Added
Parametric Portfolio Associates LLC208,435$11.2M0.01%+17,815+9.3%Added
G2 Investment Partners Management LLC201,623$10.8M1.79%+59,944+42.3%Added
JPMorgan Chase & Co196,638$10.6M0.00%−129,476−39.7%Reduced
Victory Capital Management Inc181,097$9.73M0.01%−33,949−15.8%Reduced
Foundry Partners, LLC178,441$9.59M0.33%+106,311+147.4%Added
Monarch Partners Asset Management LLC172,308$9.26M1.33%+73,668+74.7%Added
ClariVest Asset Management LLC167,738$9.01M0.30%+81,818+95.2%Added
Schroder Investment Management Group165,846$8.91M0.01%−8,291−4.8%Reduced
Goldman Sachs Group Inc163,927$8.81M0.00%−22,640−12.1%Reduced
Putnam Investments LLC141,976$7.63M0.01%+141,976New
Castleark Management LLC128,849$6.92M0.23%+128,849New
Lisanti Capital Growth, LLC121,675$6.54M0.81%−34,640−22.2%Reduced
Weiss Multi-Strategy Advisers LLC120,000$6.45M0.15%+120,000New
Teton Advisors, Inc.118,390$6.36M0.85%−7,800−6.2%Reduced
Rhumbline Advisers116,761$6.27M0.01%+3,639+3.2%Added
Federated Hermes, Inc.115,865$6.22M0.01%+44,819+63.1%Added
Citadel Advisors LLC112,378$6.04M0.01%+26,147+30.3%Added
Wells Fargo & Company107,087$5.75M0.00%−15,091−12.4%Reduced
American Century Companies Inc106,300$5.71M0.00%+27,310+34.6%Added
First Trust Advisors LP102,296$5.50M0.01%+36,700+55.9%Added
Legal & General Group Plc95,509$5.13M0.00%−20,504−17.7%Reduced
ARK Investment Management LLCSuperinvestorARK Invest89,874$4.83M0.01%−29,774−24.9%Reduced
Swiss National Bank89,500$4.81M0.00%−3,100−3.3%Reduced
Public Sector Pension Investment Board89,503$4.81M0.03%+6,000+7.2%Added
Oberweis Asset Management Inc86,580$4.65M1.02%+6,370+7.9%Added
Two Sigma Advisers, LP83,300$4.47M0.01%+5,900+7.6%Added
Susquehanna International Group, LLP78,037$4.19M0.00%−25,961−25.0%Reduced
Hennessy Advisors Inc71,200$3.83M0.21%00.0%Unchanged
SEI Investments Co70,905$3.81M0.01%+10,072+16.6%Added
State of Wisconsin Investment Board66,579$3.58M0.01%00.0%Unchanged
Los Angeles Capital Management LLC62,864$3.38M0.01%−12,160−16.2%Reduced
Alliancebernstein L.P.62,014$3.33M0.00%+5,030+8.8%Added
California State Teachers Retirement System59,937$3.22M0.00%−570−0.9%Reduced
Tudor Investment Corp Et Al58,607$3.15M0.06%+23,673+67.8%Added
AQR Capital Management LLC56,329$3.03M0.01%−10,611−15.9%Reduced
Ensign Peak Advisors, Inc54,200$2.91M0.01%00.0%Unchanged
Janus Henderson Group PLC54,060$2.90M0.00%+333+0.6%Added
Assenagon Asset Management S.A.53,634$2.88M0.01%+41,644+347.3%Added
Barclays PLC53,335$2.87M0.00%−5,694−9.6%Reduced
State of New Jersey Common Pension Fund D51,798$2.78M0.01%−1,274−2.4%Reduced
EAM Investors, LLC49,784$2.67M0.41%−66,533−57.2%Reduced
Allianz Asset Management GmbH49,715$2.67M0.00%−30,449−38.0%Reduced
Fca Corp48,813$2.62M0.74%−531−1.1%Reduced
Vident Investment Advisory, LLC48,657$2.61M0.08%−589−1.2%Reduced
Renaissance Technologies LLC47,200$2.54M0.00%+47,200New
Comerica Bank63,021$2.50M0.02%+20.0%Added
New York State Teachers Retirement System45,442$2.44M0.01%+400+0.9%Added
Two Sigma Investments, LP45,308$2.43M0.01%+34,108+304.5%Added
Citigroup Inc45,097$2.42M0.00%+3,551+8.5%Added
Royal Bank of Canada44,759$2.40M0.00%+4,615+11.5%Added
Friess Associates LLC44,725$2.40M0.91%+44,725New
Bank of America Corp44,409$2.39M0.00%−66,864−60.1%Reduced
Stifel Financial Corp40,618$2.18M0.00%−219−0.5%Reduced
Stanley-Laman Group, Ltd.39,182$2.10M0.30%+39,182New
Macquarie Group Ltd38,942$2.09M0.00%00.0%Unchanged
Advisor Group Holdings, Inc.38,628$2.07M0.00%−1,716−4.3%Reduced
UBS Asset Management Americas Inc38,291$2.06M0.00%+8,637+29.1%Added
Great West Life Assurance Co37,396$2.01M0.00%+2,481+7.1%Added
New York State Common Retirement Fund37,238$2.00M0.00%+338+0.9%Added
Thrivent Financial for Lutherans35,806$1.92M0.00%+2,444+7.3%Added
Credit Suisse AG35,383$1.90M0.00%+2,562+7.8%Added
Herald Investment Management Ltd35,000$1.88M0.31%+35,000New
Jane Street Group, LLC34,792$1.87M0.00%−700−2.0%Reduced
Pendal Group Limited34,567$1.86M0.02%+15,584+82.1%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys33,613$1.81M0.02%+2,292+7.3%Added
Texas Permanent School Fund32,641$1.75M0.02%+2,299+7.6%Added
Susquehanna Fundamental Investments, LLC31,645$1.70M0.03%−13,025−29.2%Reduced
Horizon Investment Services, LLC31,369$1.69M0.83%+402+1.3%Added
EAM Global Investors LLC31,090$1.67M0.46%−68,203−68.7%Reduced