Ultra Clean Holdings Inc

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Ultra Clean Holdings Inc
TickerUCTT
CIK #0001275014
CUSIP90385V107
SectorManufacturing - Semiconductors & Related Devices
Address26462 Corporate Avenue, Hayward, CA 94545
Source [EDGAR]
CIK Filing 2011 - 2026
[0001275014] 10-K
[0001275014] 10-Q
[0001275014] 3
[0001275014] 4
[0001275014] 8-K
[0001275014] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Vanguard Portfolio Management LLC Ultra Clean Holdings Inc [2026-04-29] 0.0
Frontier Capital Management Co LLC Ultra Clean Holdings Inc [2026-02-17] 0.0
Invesco Ltd Ultra Clean Holdings Inc [2026-02-12] 0.0
Frontier Capital Management Co LLC Ultra Clean Holdings Inc [2025-08-14] 0.0
Shapiro Capital Management LLC Ultra Clean Holdings Inc [2025-02-14] 0.0
Frontier Capital Management Co LLC Ultra Clean Holdings Inc [2024-02-14] 5.71
Dimensional Fund Advisors LP Ultra Clean Holdings Inc [2023-02-10] 5.1
BlackRock Inc Ultra Clean Holdings Inc [2021-01-25] 17.1
Swedbank Robur Fonder AB Ultra Clean Holdings Inc [2020-02-13] 5.8
Vanguard Group Inc Ultra Clean Holdings Inc [2020-02-11] 6.68
Divisar Capital Management LLC Ultra Clean Holdings Inc [2019-02-14] 5.4
Swedbank Robur Fonder AB Ultra Clean Holdings Inc [2019-02-06] 89.0
Vanguard Group Inc Ultra Clean Holdings Inc [2018-02-09] 8.33
Dimensional Fund Advisors LP Ultra Clean Holdings Inc [2017-02-09] 6.96
JPMorgan Chase & Co Ultra Clean Holdings Inc [2014-02-04] 5.3
Harvey Partners LLC Ultra Clean Holdings Inc [2013-11-01] 5.1
BlackRock Inc Ultra Clean Holdings Inc [2013-01-30] 5.43
AIT Holding Co LLC Ultra Clean Holdings Inc [2012-07-13] 16.2
Form 3/4/5 Filer 2011 - 2026
Ultra Clean Holdings Inc
Harding Brian E
Savage Sheri
Cho Paul Yoonku
Solomon Joanne
Cook Christopher S
Xiao Jinsong
McKibben Jeffrey L
Seto Jacqueline A
Palfrey Jamie J
Maddock Ernest E
Wunar Robert Anthony
Liggett Emily M
Johnson Samuel Williams
Ibnale David T
Granger Clarence L
Edman Thomas T
Bajwa Harjinder
Bentinck Bill
Scholhamer James P
Scherer Barbara Vaughn
Chinnasami Vijayan S
Siu Chris
Williams William Joe
Widmann Amir
Sterling Joan
Mezhvinsky Leonid
Nicholas Scott H
Bingaman Mark
D'Ercole Ronald
Henderson Michael Roy
Speirs David
Hayward Deborah E
Lev LAVI
Andreson Jeff
Eichler Kevin C
WIER Bruce C
Chenault John
Billat Susan
Addiego Ginetto
AIT Holding Co LLC
HLHZ AIT Holdings LLC
Marxe Austin W & Greenhouse David M
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Granger Clarence L
Common Stock
2026-02-27 Gift 6,000 $0.00
Ibnale David T
Common Stock
2025-12-03 Sell 23,500 $26.63 625,805
Granger Clarence L
Common Stock
2025-12-02 Gift 1,000 $0.00
Granger Clarence L
Common Stock
2025-11-25 Gift 3,000 $0.00
Common Stock
2025-09-26 Grant 117,948 $0.00
Common Stock
2025-09-12 Tax withheld 9,938 $25.23 250,736
Common Stock
2025-08-29 Grant 73,686 $0.00
Harding Brian E
Common Stock
2025-06-30 Tax withheld 4,198 $22.57 94,749
Bajwa Harjinder
Common Stock
2025-06-30 Tax withheld 4,534 $22.57 102,332
Cho Paul Yoonku
Common Stock
2025-06-06 Sell 4,084 $21.06 86,009
McKibben Jeffrey L
Common Stock
2025-06-04 Sell 6,294 $20.87 131,356
Ibnale David T
Common Stock
2025-05-21 Grant 8,198 $0.00
Edman Thomas T
Common Stock
2025-05-21 Grant 8,198 $0.00
Granger Clarence L
Common Stock
2025-05-21 Grant 8,198 $0.00
Solomon Joanne
Common Stock
2025-05-21 Grant 8,198 $0.00
Maddock Ernest E
Common Stock
2025-05-21 Grant 8,198 $0.00
Seto Jacqueline A
Common Stock
2025-05-21 Grant 8,198 $0.00
Liggett Emily M
Common Stock
2025-05-21 Grant 8,198 $0.00
Palfrey Jamie J
Common Stock
2025-05-06 Sell 9,500 $19.20 182,400
Cho Paul Yoonku
Common Stock
2025-04-30 Tax withheld 1,579 $18.71 29,543
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 332 48,954,539
2025-12-31 238 42,384,981
2025-09-30 242 42,709,474
2025-06-30 231 42,049,875
2025-03-31 228 41,424,559
2024-12-31 237 41,121,475
2024-09-30 250 40,451,476
2024-06-30 220 41,315,539
2024-03-31 205 42,388,171
2023-12-31 197 41,264,222
2023-09-30 206 40,134,573
2023-06-30 204 40,295,055
Form 13F Holdings
Firm Period DFND Voting Shares
Assenagon Asset Management SA [2026-06-30] SOLE 278,166 278,166
Union Bancaire Privee UBP SA [2026-06-30] DFND 55,316 55,316
Grace & White Inc /NY [2026-06-30] SOLE 11,000 47,550
Insight Wealth Strategies LLC [2026-06-30] SOLE 0 47,463
Louisiana State Employees Retirement System [2026-06-30] SOLE 20,100 20,100
Alaska Retirement Management Board [2026-06-30] SOLE 16,640 16,640
Yousif Capital Management LLC [2026-06-30] SOLE 2,887 12,103
Commonwealth of Pennsylvania Public School Empls Retrmt SYS [2026-06-30] SOLE 10,630 10,630
Argent Capital Management LLC [2026-06-30] SOLE 10,304 10,304
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 59 9,230
Counterpoint Mutual Funds LLC [2026-06-30] SOLE 9,055 9,055
Gamma Investing LLC [2026-06-30] DFND 5,991 5,991
Farther Finance Advisors LLC [2026-06-30] SOLE 0 4,329
Capstone Capital Management Ltd [2026-06-30] SOLE 4,145 4,145
Wedmont Private Capital [2026-06-30] SOLE 0 3,145
Crossmark Global Holdings Inc [2026-06-30] SOLE 3,084 3,084
Corecap Advisors LLC [2026-06-30] SOLE 0 2,875
Ken Roberts Investment Management Inc [2026-06-30] SOLE 1,936 2,572
Vista Finance LLC [2026-06-30] SOLE 0 2,389
Sequoia Financial Advisors LLC [2026-06-30] SOLE 0 2,338
Y-Intercept Hong Kong Ltd [2026-06-30] SOLE 2,302 2,302
Ballentine Partners LLC [2026-06-30] OTR 0 2,029
Commonwealth Financial Services LLC [2026-06-30] SOLE 0 1,986
Regent Peak Wealth Advisors LLC [2026-06-30] SOLE 1,468 1,468
Fifth Third Wealth Advisors LLC [2026-06-30] SOLE 1,405 1,405
Merit Financial Group LLC [2026-06-30] OTR 0 1,404
Thurston Springer Miller Herd & Titak Inc [2026-06-30] SOLE 992 992
Versant Capital Management Inc [2026-06-30] SOLE 814 814
Harbor Investment Advisory LLC [2026-06-30] SOLE 435 435
Fortitude Family Office LLC [2026-06-30] SOLE 432 432
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