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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
Dimensional Fund Advisors LP2,537,417$116.6M0.03%−212,614−7.7%Reduced
Frontier Capital Management Co LLC2,868,118$131.8M1.23%+308,175+12.0%Added
Vanguard Group Inc4,370,443$200.8M0.00%+9,888+0.2%Added
BlackRock Inc.7,144,592$328.2M0.01%−56,666−0.8%Reduced
Needham Investment Management LLC0$00.00%−57,500−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−55,686−100.0%Sold out
B. Riley Asset Management, LLC0$00.00%−41,800−100.0%Sold out
Summit Global Investments0$00.00%−37,353−100.0%Sold out
Wedge Capital Management L L P0$00.00%−36,450−100.0%Sold out
Hohimer Wealth Management, LLC0$00.00%−25,643−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−21,279−100.0%Sold out
Engineers Gate Manager LP0$00.00%−21,099−100.0%Sold out
Millennium Management LLC0$00.00%−19,231−100.0%Sold out
Versor Investments LP0$00.00%−12,500−100.0%Sold out
Walleye Trading LLC0$00.00%−11,856−100.0%Sold out
Captrust Financial Advisors0$00.00%−11,724−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−11,502−100.0%Sold out
Atom Investors LP0$00.00%−10,467−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−10,316−100.0%Sold out
Landscape Capital Management, L.L.C.0$00.00%−7,353−100.0%Sold out
Psagot Value Holdings Ltd. / (Israel)0$00.00%−4,500−100.0%Sold out
Healthcare of Ontario Pension Plan Trust Fund0$00.00%−4,500−100.0%Sold out
Quantbot Technologies LP0$00.00%−4,307−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−4,124−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−3,700−100.0%Sold out
Advisory Services Network, LLC0$00.00%−767−100.0%Sold out
Group One Trading, L.P.0$00.00%−535−100.0%Sold out
ClariVest Asset Management LLC0$00.00%−178−100.0%Sold out
Pineridge Advisors LLC0$00.00%−141−100.0%Sold out
Federation des caisses Desjardins du Quebec0$00.00%−60−100.0%Sold out
Bokf, NA0$00.00%−49−100.0%Sold out
Ronald Blue Trust, Inc.0$00.00%−50−100.0%Sold out
Smith, Graham & Co., Investment Advisors, LP––––Not filed