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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, Q2 2026

Institutional positions in Ultra Clean Holdings, Inc. as of Jun 30, 2026. 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
438
+113 vs. Q1 2026
Shares held
46.1M
+1.17M (+2.6%) vs. Q1 2026
Total value
$6.50B
+$3.71B (+132.9%) vs. Q1 2026
New holders
145
96 more added
Sold out
32
163 more reduced

6 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 438 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 2026: $6.50B
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 2026

Shares, value and share of portfolio for each institution holding Ultra Clean Holdings, Inc.; share changes are against Q1 2026.

Institutions holding UCTT in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Evolution Advisers, Inc.7$00.00%+7New
SJS Investment Consulting Inc.1$1430.00%+1New
Abound Wealth Management3$4280.00%−1−25.0%Reduced
Stone House Investment Management, LLC3$4280.00%+3New
Davis Capital Management3$4280.00%+3New
Gilpin Wealth Management, LLC6$8560.00%−1−14.3%Reduced
Raffa Wealth Management, LLC7$9980.00%+7New
JFS Wealth Advisors, LLC7$9990.00%+7New
Covestor Ltd8$1.00K0.00%−134−94.4%Reduced
Capital Advisors, Ltd. LLC5$1.00K0.00%00.0%Unchanged
DHJJ Financial Advisors, Ltd.8$1.14K0.00%00.0%Unchanged
Stance Capital LLC8$1.14K0.00%+8New
National Bank of Canada10$1.41K0.00%−144−93.5%Reduced
Ankerstar Wealth, LLC10$1.43K0.00%−2−16.7%Reduced
Bruce G. Allen Investments, LLC10$1.43K0.00%00.0%Unchanged
Zions Bancorporation, National Association10$1.43K0.00%+1+11.1%Added
Spire Wealth Management11$1.57K0.00%+11New
Plante Moran Financial Advisors, LLC12$1.71K0.00%+12New
Ameritas Advisory Services, LLC13$1.85K0.00%+13New
Dogwood Wealth Management LLC13$1.85K0.00%+13New
Bare Financial Services, Inc14$2.00K0.00%+7+100.0%Added
Silver Grove Financial Group, Inc.14$2.00K0.00%+14New
Cornerstone Planning Group LLC21$2.13K0.00%00.0%Unchanged
Quarry LP18$2.57K0.00%+18New
Assetmark, Inc19$2.71K0.00%00.0%Unchanged
Investors Portfolio Services LLC21$2.99K0.00%00.0%Unchanged
Breakwater Investment Management21$3.00K0.00%00.0%Unchanged
Caitlin John, LLC24$3.42K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc25$3.56K0.00%00.0%Unchanged
First Horizon Corp27$3.85K0.00%00.0%Unchanged
Bell Investment Advisors, Inc28$3.99K0.00%+6+27.3%Added
Cedar Mountain Advisors, LLC31$4.42K0.00%−10−24.4%Reduced
Lavaca Capital LLC31$4.42K0.00%+31New
William B. Walkup & Associates, Inc.40$5.70K0.00%+40New
Clearstead Advisors, LLC45$6.42K0.00%+45New
Arlington Trust Co LLC50$7.13K0.00%00.0%Unchanged
Cornerstone Financial Management LLC52$7.42K0.01%00.0%Unchanged
Rialto Wealth Management, LLC55$7.84K0.00%+29+111.5%Added
Harbour Investments, Inc.60$8.55K0.00%00.0%Unchanged
Ronald Blue Trust, Inc.61$8.70K0.00%00.0%Unchanged
Picton Mahoney Asset Management63$8.98K0.00%+63New
Keating Financial Advisory Services, Inc.64$9.13K0.00%−4−5.9%Reduced
Allied Private Wealth LLC100$10.1K0.01%+100New
Carolina Wealth Advisors, LLC75$10.7K0.00%+75New
UMA Financial Services, Inc.79$11.3K0.00%00.0%Unchanged
Massmutual Trust Co FSB80$11.4K0.00%00.0%Unchanged
Avion Wealth87$12.0K0.00%+16+22.5%Added
PEAK6 LLC97$13.8K0.00%+97New
Leonteq Securities AG100$14.3K0.00%−200−66.7%Reduced
Danske Bank A/S100$14.3K0.00%00.0%Unchanged
Rothschild Investment LLC110$15.7K0.00%+2+1.9%Added
IFP Advisors, Inc111$15.8K0.00%00.0%Unchanged
SBI Securities Co., Ltd.122$17.4K0.00%+114+1,425.0%Added
Tokio Marine Asset Management Co Ltd122$17.4K0.00%+122New
Harbor Capital Advisors, Inc.129$18.0K0.00%−1−0.8%Reduced
Larson Financial Group LLC130$18.5K0.00%−11−7.8%Reduced
Barrow Hanley Mewhinney & Strauss LLC138$19.7K0.00%−63−31.3%Reduced
Altshuler Shaham Ltd3,600$20.7K0.00%+3,590+35,900.0%Added
Ares Systematic Credit Ltd150$21.4K0.01%+150New
Sterling Capital Management LLC158$22.5K0.00%−1,240−88.7%Reduced
True Wealth Design, LLC182$26.0K0.01%−20−9.9%Reduced
Kilter Group LLC208$29.7K0.01%00.0%Unchanged
Basecamp Wealth Advisors LLC210$29.9K0.01%+91+76.5%Added
Pacer Advisors, Inc.214$31.0K0.00%+214New
Huntington National Bank218$31.1K0.00%−71−24.6%Reduced
TD Waterhouse Canada Inc.250$32.3K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC240$34.2K0.00%−22−8.4%Reduced
Wealth Enhancement Trust Services, Inc.250$35.6K0.00%+250New
Owl Creek Wealth Partners LLC255$36.4K0.01%+30+13.3%Added
MCF Advisors LLC257$36.6K0.00%−60−18.9%Reduced
Graticule Asia Macro Advisors LLC257$36.6K0.00%+257New
NBC Securities, Inc.306$43.6K0.00%−168−35.4%Reduced
Kemnay Advisory Services Inc.327$46.6K0.01%+2+0.6%Added
Essential Partners LLC335$47.8K0.02%−96−22.3%Reduced
Parallel Advisors, LLC340$48.5K0.00%−49−12.6%Reduced
Optiver Holding B.V.376$53.6K0.00%+376New
Fortitude Family Office, LLC432$61.6K0.01%+187+76.3%Added
Harbor Investment Advisory, LLC435$62.0K0.00%+435New
Salomon & Ludwin, LLC520$67.4K0.01%00.0%Unchanged
AdvisorNet Financial, Inc560$79.8K0.00%+10+1.8%Added
Global Retirement Partners, LLC575$82.0K0.00%+575New
EverSource Wealth Advisors, LLC583$83.1K0.00%−138−19.1%Reduced
Smartleaf Asset Management LLC664$86.8K0.00%00.0%Unchanged
Strategic Wealth Partners, Ltd.617$88.0K0.01%−22−3.4%Reduced
Caitong International Asset Management Co., Ltd622$88.7K0.01%+568+1,051.9%Added
Exchange Traded Concepts, LLC622$88.7K0.00%+622New
BNP PARIBAS ASSET MANAGEMENT Holding S.A.699$99.7K0.00%−26−3.6%Reduced
Signaturefd, LLC723$103.1K0.00%−45−5.9%Reduced
Umb Bank N A806$114.9K0.00%+12+1.5%Added
Versant Capital Management, Inc814$116.1K0.01%+50+6.5%Added
Balyasny Asset Management LLC905$129.0K0.00%+905New
Thurston, Springer, Miller, Herd & Titak, Inc.992$141.4K0.05%+992New
Parkside Financial Bank & Trust1,065$151.9K0.01%+37+3.6%Added
Nykredit A/S1,157$165.0K0.00%+1,157New
Jones Financial Companies LLLP1,414$168.0K0.00%+396+38.9%Added
KBC Group NV1,209$172.0K0.00%00.0%Unchanged
Allworth Financial LP1,229$175.2K0.00%+32+2.7%Added
Rockefeller Capital Management L.P.1,245$177.5K0.00%+242+24.1%Added
Public Employees Retirement System of Ohio1,256$179.1K0.00%−274−17.9%Reduced
Fifth Third Wealth Advisors LLC1,405$200.3K0.01%+1,405New