| Insider Trading |
Relationship |
Date |
Transaction |
Cost |
#Shares |
Value ($) |
#Shares Total |
SEC Form 4 |
| HARDING BRIAN E | Chief Accounting Officer | Jul 02 '26 | Sale | 128.75 | 3,837 | 494,020 | 33,581 | Jul 07 07:06 PM | | BRIAN HARDING | Officer | Jul 02 '26 | Proposed Sale | 128.75 | 3,837 | 494,020 | | Jul 02 04:04 PM | | Savage Sheri | CFO | Jun 04 '26 | Sale | 89.45 | 14,421 | 1,289,915 | 66,476 | Jun 09 05:09 PM | | Savage Sheri | CFO | Jun 04 '26 | Sale | 89.47 | 15,766 | 1,410,556 | 50,710 | Jun 09 05:08 PM | | HARDING BRIAN E | Chief Accounting Officer | Jun 04 '26 | Sale | 89.47 | 16,988 | 1,519,892 | 28,055 | Jun 08 07:59 PM | | Cho Paul Yoonku | General Counsel and Secretary | Jun 02 '26 | Sale | 89.37 | 944 | 84,365 | 22,941 | Jun 04 07:36 PM | | SHERI SAVAGE | Officer | Jun 04 '26 | Proposed Sale | 89.46 | 30,187 | 2,700,490 | | Jun 04 04:27 PM | | BRIAN HARDING | Officer | Jun 04 '26 | Proposed Sale | 89.47 | 16,988 | 1,519,878 | | Jun 04 04:27 PM | | PAUL Y CHO | Officer | Jun 02 '26 | Proposed Sale | 89.37 | 944 | 84,365 | | Jun 02 05:56 PM | | LIGGETT EMILY M | Director | May 27 '26 | Sale | 92.18 | 8,198 | 755,692 | 38,152 | May 27 09:46 PM | | EMILY M LIGGETT | Director | May 27 '26 | Proposed Sale | 92.18 | 8,198 | 755,692 | | May 27 04:35 PM | | McKibben Jeffrey L. | Chief Information Officer | May 14 '26 | Sale | 87.00 | 4,205 | 365,835 | 11,349 | May 18 08:33 PM | | JEFFREY MCKIBBEN | Officer | May 14 '26 | Proposed Sale | 87.00 | 4,205 | 365,835 | | May 14 05:22 PM | | Cho Paul Yoonku | General Counsel and Secretary | May 08 '26 | Sale | 86.89 | 2,000 | 173,780 | 15,844 | May 12 07:14 PM | | McKibben Jeffrey L. | Chief Information Officer | May 08 '26 | Sale | 86.48 | 2,500 | 216,196 | 15,554 | May 12 07:13 PM | | PAUL Y CHO | Officer | May 08 '26 | Proposed Sale | 86.89 | 2,000 | 173,780 | | May 08 04:06 PM | | JEFFREY MCKIBBEN | Officer | May 08 '26 | Proposed Sale | 86.48 | 2,500 | 216,196 | | May 08 04:04 PM | | Palfrey Jamie J. | SVP, Global Human Resources | May 05 '26 | Sale | 79.72 | 8,691 | 692,890 | 16,446 | May 07 08:15 PM | | HARDING BRIAN E | Chief Accounting Officer | May 05 '26 | Sale | 80.00 | 4,000 | 320,000 | 36,631 | May 07 08:13 PM | | Cook Christopher S | President, Products Division | May 04 '26 | Sale | 73.96 | 11,478 | 848,922 | 97,427 | May 06 07:37 PM | | GRANGER CLARENCE L | Director | May 01 '26 | Sale | 75.30 | 30,000 | 2,258,930 | 81,817 | May 05 07:23 PM | | JAMIE PALFREY | Officer | May 05 '26 | Proposed Sale | 79.73 | 8,691 | 692,890 | | May 05 04:12 PM | | Cook Christopher S | President, Products Division | Apr 30 '26 | Sale | 75.31 | 11,903 | 896,415 | 108,905 | May 04 09:11 PM | | CHRISTOPHER SCOTT COOK | Officer | May 04 '26 | Proposed Sale | 73.96 | 11,478 | 848,921 | | May 04 04:08 PM | | HARDING BRIAN E | Officer | May 04 '26 | Proposed Sale | 75.42 | 4,000 | 301,700 | | May 04 04:01 PM | | CLARENCE GRANGER | Director | May 01 '26 | Proposed Sale | 75.30 | 30,000 | 2,258,968 | | May 01 04:39 PM | | CHRISTOPHER SCOTT COOK | Officer | May 01 '26 | Proposed Sale | 75.31 | 11,903 | 896,467 | | May 01 04:02 PM | | IBNALE DAVID T | Director | Dec 03 '25 | Sale | 26.63 | 23,500 | 625,749 | 45,241 | Dec 05 04:48 PM | | DAVID IBNALE | Director | Dec 03 '25 | Proposed Sale | 26.63 | 23,500 | 625,746 | | Dec 03 04:21 PM |
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Ultra Clean Holdings, Inc. engages in the development and supplying of critical subsystems, components and parts, and ultra-high purity cleaning and analytical services for the semiconductor industry. It operates through the Products and Services segments. The Products segment is involved in the design and manufacture of production tools, components, parts, and modules, and subsystems for the semiconductor and display capital equipment industry. The Services segment provides purity parts cleaning, process tool part recoating, surface encapsulation, and high sensitivity micro contamination analysis for the semiconductor device makers and wafer fabrication equipment. The company was founded in November 2002 and is headquartered in Hayward, CA. |  |
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| CEO & DirectorMr. Jinsong Xiao Chief Information OfficerMr. Jeffrey L. Mckibben Finance AdvisorMs. Sheri L. Savage Chief Business OfficerMr. Christopher S. Cook Chief Financial OfficerMr. Michael D. Keogh Jr. |
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