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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 2024

Institutional positions in Ultra Clean Holdings, Inc. as of Mar 31, 2024. 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
204
+10 vs. Q4 2023
Shares held
41.0M
+961.9K (+2.4%) vs. Q4 2023
Total value
$1.88B
+$514.8M (+37.7%) vs. Q4 2023
New holders
38
54 more added
Sold out
28
77 more reduced

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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 2024: 204 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 2024: $1.88B
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 2024

Shares, value and share of portfolio for each institution holding Ultra Clean Holdings, Inc.; share changes are against Q4 2023.

Institutions holding UCTT in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.7,144,592$328.2M0.01%−56,666−0.8%Reduced
Vanguard Group Inc4,370,443$200.8M0.00%+9,888+0.2%Added
Frontier Capital Management Co LLC2,868,118$131.8M1.23%+308,175+12.0%Added
Dimensional Fund Advisors LP2,537,417$116.6M0.03%−212,614−7.7%Reduced
Swedbank AB2,434,224$111.8M0.16%00.0%Unchanged
State Street Corp1,839,601$84.5M0.00%+8,688+0.5%Added
Invesco Ltd.1,688,507$77.6M0.02%+451,223+36.5%Added
Shapiro Capital Management LLC1,347,314$61.9M1.67%−682,820−33.6%Reduced
FMR LLC1,117,407$51.3M0.00%+1,111,121+17,676.1%Added
Divisar Capital Management LLC1,040,398$47.8M9.18%−376,790−26.6%Reduced
Geode Capital Management, LLC1,025,868$47.1M0.00%+32,783+3.3%Added
Royce & Associates LP856,738$39.4M0.35%+45,870+5.7%Added
Vaughan Nelson Investment Management, L.P.808,723$37.2M0.33%+260,740+47.6%Added
Janus Henderson Group PLC709,549$32.6M0.02%−309,481−30.4%Reduced
Paradigm Capital Management Inc658,200$30.2M1.45%−714,833−52.1%Reduced
Charles Schwab Investment Management Inc615,954$28.3M0.01%+24,063+4.1%Added
JPMorgan Chase & Co546,183$25.1M0.00%+119,198+27.9%Added
Wellington Management Group LLP531,030$24.4M0.00%+531,030New
Northern Trust Corp489,443$22.5M0.00%−2,991−0.6%Reduced
Boston Partners435,187$19.6M0.02%−151,952−25.9%Reduced
Pinnacle Associates Ltd420,115$19.3M0.30%−594−0.1%Reduced
Morgan Stanley406,728$18.7M0.00%−17,390−4.1%Reduced
Bank of New York Mellon Corp342,467$15.7M0.00%−20,219−5.6%Reduced
First Eagle Investment Management, LLC329,943$15.2M0.03%−85,449−20.6%Reduced
Oberweis Asset Management Inc319,600$14.7M1.06%+72,500+29.3%Added
UBS Group AG307,200$14.1M0.00%+6,207+2.1%Added
Adage Capital Partners GP, L.L.C.290,500$13.3M0.03%+290,500New
Dana Investment Advisors, Inc.277,750$12.8M0.42%+277,750New
American Century Companies Inc258,338$11.9M0.01%+2,249+0.9%Added
Hood River Capital Management LLC237,596$10.9M0.24%+237,596New
Principal Financial Group Inc232,703$10.7M0.01%−904−0.4%Reduced
Ameriprise Financial Inc209,065$9.60M0.00%−240,858−53.5%Reduced
Natixis Advisors, L.P.185,103$8.50M0.02%+71,893+63.5%Added
Fisher Asset Management, LLC168,944$7.76M0.00%+1,599+1.0%Added
Liontrust Investment Partners LLP165,000$7.58M0.11%+165,000New
Formula Growth Ltd161,600$7.42M2.37%+161,600New
Scout Investments, Inc.152,161$6.94M0.17%−9,669−6.0%Reduced
AWM Investment Company, Inc.142,248$6.53M0.86%+10,000+7.6%Added
Rhumbline Advisers141,939$6.52M0.01%+313+0.2%Added
Comerica Bank134,289$6.17M0.03%+112,366+512.5%Added
Legal & General Group Plc122,865$5.64M0.00%−751−0.6%Reduced
Nuveen Asset Management, LLC117,350$5.39M0.00%−2,628−2.2%Reduced
Goldman Sachs Group Inc111,812$5.14M0.00%−29,379−20.8%Reduced
Deutsche Bank AG101,059$4.64M0.00%−13,491−11.8%Reduced
Portolan Capital Management, LLC99,992$4.59M0.35%+99,992New
Sapience Investments, LLC99,987$4.59M1.52%−53,643−34.9%Reduced
Renaissance Technologies LLC98,400$4.52M0.01%+28,500+40.8%Added
Public Sector Pension Investment Board91,891$4.22M0.03%−1,140−1.2%Reduced
Swiss National Bank88,200$4.05M0.00%00.0%Unchanged
Victory Capital Management Inc77,584$3.56M0.00%−1,244−1.6%Reduced
Teton Advisors, Inc.66,500$3.06M1.08%−10,500−13.6%Reduced
Assenagon Asset Management S.A.60,468$2.78M0.01%−61,058−50.2%Reduced
Prudential Financial Inc54,070$2.48M0.00%−29,000−34.9%Reduced
Alliancebernstein L.P.51,857$2.38M0.00%+3,225+6.6%Added
Fca Corp49,127$2.26M0.73%+387+0.8%Added
UBS Asset Management Americas Inc47,359$2.18M0.00%−274−0.6%Reduced
Credit Suisse AG45,896$2.11M0.00%00.0%Unchanged
California State Teachers Retirement System44,989$2.07M0.00%−2,697−5.7%Reduced
State of Wisconsin Investment Board44,695$2.05M0.01%+12,346+38.2%Added
Great West Life Assurance Co43,842$2.01M0.00%+833+1.9%Added
Tyro Capital Management LLC43,642$2.00M1.16%+43,642New
Harbor Capital Advisors, Inc.41,189$1.89M0.25%+41,189New
Barclays PLC40,450$1.86M0.00%−38,335−48.7%Reduced
Texas Permanent School Fund39,236$1.80M0.01%+525+1.4%Added
Thrivent Financial for Lutherans38,892$1.79M0.00%−1,056−2.6%Reduced
Bank of America Corp37,132$1.71M0.00%+7,209+24.1%Added
Pacific Ridge Capital Partners, LLC36,070$1.66M0.36%−9,412−20.7%Reduced
Weil Company, Inc.34,253$1.57M0.62%−11,931−25.8%Reduced
Citadel Advisors LLC33,820$1.55M0.00%−18,141−34.9%Reduced
Citigroup Inc33,803$1.55M0.00%+3,665+12.2%Added
New York State Teachers Retirement System30,769$1.41M0.00%−600−1.9%Reduced
BNP Paribas Arbitrage, SA29,679$1.36M0.00%+7,233+32.2%Added
Price T Rowe Associates Inc29,322$1.35M0.00%+8,265+39.3%Added
Arrowstreet Capital, Limited Partnership28,087$1.29M0.00%+28,087New
ExodusPoint Capital Management, LP27,765$1.28M0.02%+27,765New
Lighthouse Investment Partners, LLC27,644$1.27M0.07%+27,644New
State of Alaska, Department of Revenue27,311$1.25M0.01%−243−0.9%Reduced
CastleKnight Management LP27,100$1.24M0.18%+4,800+21.5%Added
Pathstone Holdings, LLC26,505$1.22M0.01%+5,815+28.1%Added
Advisor Group Holdings, Inc.24,033$1.10M0.00%+2,949+14.0%Added
American International Group, Inc.24,012$1.10M0.00%−214−0.9%Reduced
Illinois Municipal Retirement Fund24,018$1.10M0.02%−2,089−8.0%Reduced
PDT Partners, LLC23,857$1.10M0.10%−108−0.5%Reduced
Ziegler Capital Management, LLC23,764$1.09M0.04%+1,588+7.2%Added
Manufacturers Life Insurance Company, The23,570$1.08M0.00%+1,392+6.3%Added
MetLife Investment Management23,021$1.06M0.01%00.0%Unchanged
Louisiana State Employees Retirement System22,200$1.02M0.02%−200−0.9%Reduced
Yousif Capital Management, LLC20,129$924.7K0.01%−2,015−9.1%Reduced
Ensign Peak Advisors, Inc19,906$914.5K0.00%−1,004−4.8%Reduced
SummerHaven Investment Management, LLC19,662$903.3K0.57%+278+1.4%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.19,438$893.0K0.00%−912−4.5%Reduced
AQR Capital Management LLC19,080$876.5K0.00%−34,483−64.4%Reduced
Handelsbanken Fonder AB18,900$868.0K0.00%00.0%Unchanged
Wells Fargo & Company18,676$858.0K0.00%+243+1.3%Added
Panagora Asset Management Inc18,330$842.1K0.00%−9,836−34.9%Reduced
New York State Common Retirement Fund18,134$833.1K0.00%−12,760−41.3%Reduced
Janney Montgomery Scott LLC16,350$751.0K0.00%−140−0.8%Reduced
First Trust Advisors LP16,284$748.1K0.00%−24,750−60.3%Reduced
Teachers Retirement System of the State of Kentucky15,282$702.0K0.01%00.0%Unchanged
Sherbrooke Park Advisers LLC15,228$699.6K0.14%+15,228New