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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, Q3 2025

Institutional positions in Ultra Clean Holdings, Inc. as of Sep 30, 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
242
+13 vs. Q2 2025
Shares held
42.1M
+60.8K (+0.1%) vs. Q2 2025
Total value
$1.15B
+$198.3M (+20.9%) vs. Q2 2025
New holders
41
75 more added
Sold out
28
81 more reduced

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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.

Institutional holdersQ3 2025: 242 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 heldQ3 2025: $1.15B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Ultra Clean Holdings, Inc.; share changes are against Q2 2025.

Institutions holding UCTT in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Manufacturers Life Insurance Company, The19,991$544.8K0.00%−1,707−7.9%Reduced
Boothbay Fund Management, LLC19,099$520.4K0.01%+19,099New
State of Tennessee, Treasury Department18,825$513.0K0.00%+7,600+67.7%Added
Raymond James Financial Inc18,760$511.2K0.00%+4,313+29.9%Added
Marshall Wace, LLP18,385$501.0K0.00%−1,343−6.8%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.17,702$482.4K0.00%+55+0.3%Added
Quantinno Capital Management LP17,500$476.9K0.00%+4,507+34.7%Added
CWM Advisors, LLC17,041$464.4K0.05%−239−1.4%Reduced
Franklin Resources Inc16,036$437.0K0.00%+16,036New
Intech Investment Management LLC15,885$432.9K0.00%−3,382−17.6%Reduced
Wealth Enhancement Advisory Services, LLC15,122$416.0K0.00%+15,122New
Magnetar Financial LLC15,120$412.0K0.00%+15,120New
Toronto Dominion Bank15,093$411.3K0.00%+15,093New
NJ State Employees Deferred Compensation Plan15,000$408.8K0.05%00.0%Unchanged
Atria Investments LLC14,600$397.9K0.00%+14,600New
Handelsbanken Fonder AB14,400$392.0K0.00%00.0%Unchanged
Gallagher Fiduciary Advisors, LLC14,355$391.2K0.01%+14,355New
Fuller & Thaler Asset Management, Inc.14,255$388.4K0.00%00.0%Unchanged
Man Group plc14,094$384.1K0.00%−49,563−77.9%Reduced
Yousif Capital Management, LLC14,010$381.8K0.00%−2,831−16.8%Reduced
Stifel Financial Corp14,009$381.8K0.00%−387−2.7%Reduced
Pitcairn Co13,608$370.8K0.03%−2,788−17.0%Reduced
Arizona State Retirement System13,343$363.6K0.00%+191+1.5%Added
Amalgamated Bank13,312$363.0K0.00%+434+3.4%Added
Verition Fund Management LLC13,192$359.5K0.00%−2,998−18.5%Reduced
ProShare Advisors LLC13,141$358.1K0.00%−1,522−10.4%Reduced
Teachers Retirement System of the State of Kentucky12,990$354.0K0.00%−2,292−15.0%Reduced
Squarepoint Ops LLC12,872$350.8K0.00%+12,872New
FMR LLC12,816$349.2K0.00%+2,119+19.8%Added
State Board of Administration of Florida Retirement System12,698$346.0K0.00%00.0%Unchanged
SG Americas Securities, LLC12,568$342.0K0.00%+12,568New
Police & Firemen's Retirement System of New Jersey12,336$336.2K0.00%+2,666+27.6%Added
Clearstead Advisors, LLC12,266$334.2K0.00%+27+0.2%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys11,548$314.7K0.00%−44−0.4%Reduced
DRW Securities, LLC11,062$304.5K0.02%−511−4.4%Reduced
CWM, LLC11,089$302.0K0.00%−480−4.1%Reduced
Morgan Dempsey Capital Management LLC11,075$301.8K0.13%+2,481+28.9%Added
Mariner, LLC10,959$298.6K0.00%−362−3.2%Reduced
Private Advisor Group, LLC10,556$287.7K0.00%+10,556New
Bridgewater Associates, LP10,393$283.2K0.00%+10,393New
Oregon Public Employees Retirement Fund10,206$278.1K0.00%−100−1.0%Reduced
Cresset Asset Management, LLC10,059$274.1K0.00%−47−0.5%Reduced
KLP Kapitalforvaltning AS9,900$269.8K0.00%00.0%Unchanged
Lodestar Private Asset Management LLC9,750$265.7K0.03%−3,750−27.8%Reduced
Cerity Partners LLC9,465$257.9K0.00%+9,465New
SEI Investments Co9,270$252.6K0.00%+9,270New
Aigen Investment Management, LP8,977$244.6K0.04%−7,023−43.9%Reduced
Ethic Inc.8,897$242.4K0.00%−12,955−59.3%Reduced
Susquehanna International Group, LLP8,528$232.4K0.00%−64,090−88.3%Reduced
Ensign Peak Advisors, Inc8,456$230.4K0.00%−7,350−46.5%Reduced
Bailard, Inc.8,200$223.4K0.00%−1,500−15.5%Reduced
Voya Investment Management LLC8,135$221.7K0.00%−4,142−33.7%Reduced
STRS Ohio8,100$220.7K0.00%−12,300−60.3%Reduced
Stoneridge Investment Partners LLC7,994$218.0K0.15%+7,994New
Zurcher Kantonalbank (Zurich Cantonalbank)7,883$214.8K0.00%00.0%Unchanged
Pictet Asset Management Holding SA7,814$212.9K0.00%+7,814New
Palouse Capital Management, Inc.7,482$203.9K0.13%−761−9.2%Reduced
Intrust Bank NA7,431$202.5K0.02%+7,431New
Quantbot Technologies LP7,121$194.0K0.01%−32,542−82.0%Reduced
Public Employees Retirement Association of Colorado6,168$168.0K0.00%00.0%Unchanged
Quest Partners LLC5,740$156.4K0.01%−2,940−33.9%Reduced
Farther Finance Advisors, LLC5,183$141.2K0.00%−15,076−74.4%Reduced
Pension & Wealth Management Advisors, Inc.4,759$129.7K0.04%00.0%Unchanged
GAMMA Investing LLC4,528$123.4K0.01%+172+3.9%Added
US Bancorp4,333$118.1K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC4,072$111.0K0.00%−1,459−26.4%Reduced
The PNC Financial Services Group, Inc.3,838$104.6K0.00%+140+3.8%Added
Ameritas Investment Partners, Inc.3,732$101.7K0.00%−690−15.6%Reduced
Johnson Financial Group, Inc.2,965$80.8K0.00%+2,965New
Sterling Capital Management LLC2,886$78.6K0.00%+1,756+155.4%Added
Hantz Financial Services, Inc.2,742$75.0K0.00%+1,235+82.0%Added
Truvestments Capital LLC2,388$65.1K0.01%−452−15.9%Reduced
Wexford Capital LP2,354$64.2K0.02%+2,354New
Tower Research Capital LLC (TRC)2,026$55.2K0.00%−3,926−66.0%Reduced
Smartleaf Asset Management LLC1,806$48.4K0.00%+93+5.4%Added
Advisory Services Network, LLC1,638$44.6K0.00%+1,638New
Manchester Capital Management LLC1,620$44.1K0.01%+685+73.3%Added
SRS Capital Advisors, Inc.1,574$42.9K0.00%+1,183+302.6%Added
Public Employees Retirement System of Ohio1,429$38.9K0.00%+182+14.6%Added
Allworth Financial LP1,336$36.4K0.00%+6+0.5%Added
State of Wyoming1,253$34.1K0.00%+258+25.9%Added
NBC Securities, Inc.1,106$30.1K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC926$25.2K0.00%+554+148.9%Added
Umb Bank N A772$21.0K0.00%+187+32.0%Added
Versant Capital Management, Inc769$21.0K0.00%+16+2.1%Added
Simplex Trading, LLC735$20.0K0.00%−8,154−91.7%Reduced
Quadrant Capital Group LLC705$19.2K0.00%+705New
Point72 (DIFC) Ltd631$17.2K0.00%−1,470−70.0%Reduced
Strategic Wealth Partners, Ltd.602$16.4K0.00%00.0%Unchanged
Jones Financial Companies LLLP611$16.3K0.00%+500+450.5%Added
Huntington National Bank561$15.3K0.00%−64−10.2%Reduced
Signaturefd, LLC547$14.9K0.00%+34+6.6%Added
Bessemer Group Inc507$14.0K0.00%+95+23.1%Added
SBI Securities Co., Ltd.454$12.4K0.00%+309+213.1%Added
Essential Partners LLC431$11.7K0.00%00.0%Unchanged
Rothschild Investment LLC385$10.5K0.00%+275+250.0%Added
Salomon & Ludwin, LLC319$9.26K0.00%+319New
National Bank of Canada300$8.16K0.00%+288+2,400.0%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.296$8.00K0.00%−37−11.1%Reduced
Larson Financial Group LLC288$7.85K0.00%+207+255.6%Added