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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.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Ultra Clean Holdings, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
1 filing
1 insider, $494.0K in total
Insiders trading
1
Net value
−$494.0K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Ultra Clean Holdings, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Ultra Clean Holdings, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Keogh Michael DennisChief Financial Officer20,917Sep 4, 20261
Cook Christopher SPresident, Products Division98,126Sep 2, 20264
Harding Brian EChief Accounting Officer33,581Jul 7, 20266
Savage SheriCFO66,476Jun 9, 20264
Cho Paul YoonkuGeneral Counsel and Secretary22,941Jun 4, 20264
Edman Thomas TDirector48,616May 27, 20261
Maddock Ernest EDirector47,816May 27, 20261
Liggett Emily MDirector38,152May 27, 20261
Granger Clarence LDirector84,392May 27, 20265
Ibnale David TDirector47,816May 27, 20262
Solomon JoanneDirector12,083May 27, 20261
Seto Jacqueline A.Director31,525May 27, 20261
McKibben Jeffrey L.Chief Information Officer17,245May 27, 20264
Palfrey Jamie J.SVP, Global Human Resources26,343May 27, 20263
Johnson Samuel WilliamsSVP, Services Business16,436May 27, 20262
Xiao JinsongChief Executive Officer149,123May 27, 20262
Wunar Robert AnthonyChief Operating Officer10,732May 27, 20261
Bajwa HarjinderChief Operating Officer76,693Jul 2, 20250
Bentinck BillPresident, Services Business71,503May 2, 20250
Scholhamer James PCEO418,453Jul 11, 20240
Scherer Barbara VaughnDirector53,543May 24, 20240
Chinnasami Vijayan S.Chief Operating Officer184,342May 2, 20230
Siu ChrisChief Accounting Officer & SVP40,106Jun 2, 20220
Williams William JoePresident, Products Business34,061May 3, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jul 9, 2021 (view filing)Jul 72 daysWilliams William JoePresident, Products BusinessSSale−4.95K$51.78−$256.3K−10.2%43.8K after
Aug 2, 2021 (view filing)Jul 294 daysWilliams William JoePresident, Products BusinessSSale−627$53.21−$33.4K−1.4%43.2K after
Aug 4, 2021 (view filing)Aug 22 daysWilliams William JoePresident, Products BusinessSSale−618$55.09−$34.0K−1.4%42.6K after
Sep 3, 2021 (view filing)Sep 1-22 daysIbnale David TDirectorSSale−15.0K$46.01−$690.1K−17.1%72.9K after2 lots
Nov 5, 2021 (view filing)Nov 32 daysCho Paul YoonkuGeneral Counsel and SecretarySSale−9.25K$55.24−$510.8K−30.3%21.3K after
Nov 10, 2021 (view filing)Nov 82 daysLiggett Emily MDirectorSSale−6.57K$59.00−$387.6K−17.1%31.9K after
Nov 10, 2021 (view filing)Nov 82 daysSavage SheriCFO and SVP FinanceSSale−4.08K$59.92−$244.8K−3.8%103.4K after2 lots
Jan 6, 2022 (view filing)Jan 42 daysChinnasami Vijayan S.Chief Operating OfficerSSale−2.30K$60.00−$138.0K−1.6%144.8K after
Jan 28, 2022 (view filing)Jan 262 daysGranger Clarence LDirectorSSale−3.00K$50.83−$152.5K−3.3%88.1K after
Mar 4, 2022 (view filing)Mar 22 daysIbnale David TDirectorSSale−25.0K$45.68−$1.14M−34.3%47.9K after
May 5, 2022 (view filing)May 32 daysScholhamer James PCEOPPurchase+676$32.00+$21.6K+0.2%396.1K after
May 13, 2022 (view filing)May 112 daysCho Paul YoonkuGeneral Counsel and SecretarySSale−3.54K$30.41−$107.5K−14.4%21.0K after
Jun 1, 2022 (view filing)May 275 daysSeto Jacqueline A.DirectorSSale−1.46K$34.12−$49.8K−11.0%11.8K after
Sep 1, 2022 (view filing)Aug 302 daysPalfrey Jamie J.SVP, Global Human ResourcesSSale−4.15K$29.73−$123.3K−14.8%23.8K after
Nov 2, 2022 (view filing)Nov 11 daySavage SheriCFO and SVP FinanceSSale−14.8K$31.92−$472.9K−14.8%85.1K after
Nov 7, 2022 (view filing)Nov 34 daysCho Paul YoonkuGeneral Counsel and SecretarySSale−2.95K$29.41−$86.7K−16.2%15.3K after
Nov 15, 2022 (view filing)Nov 114 daysChinnasami Vijayan S.Chief Operating OfficerSSale−5.00K$35.08−$175.4K−3.0%162.6K after
Nov 15, 2022 (view filing)Nov 114 daysPalfrey Jamie J.SVP, Global Human ResourcesSSale−1.15K$34.74−$40.0K−5.1%21.4K after
Mar 3, 2023 (view filing)Mar 12 daysSavage SheriCFOSSale−8.07K$32.30−$260.7K−9.5%77.0K after
May 30, 2023 (view filing)May 255 daysLiggett Emily MDirectorSSale−3.70K$32.48−$120.2K−9.0%37.2K after
May 31, 2023 (view filing)May 265 daysCho Paul YoonkuGeneral Counsel and SecretarySSale−176$36.10−$6.35K−0.9%19.8K after
Jun 13, 2023 (view filing)Jun 94 daysBentinck BillPresident, Services BusinessSSale−9.78K$36.19−$354.1K−16.2%50.8K after
Nov 7, 2023 (view filing)Nov 34 daysPalfrey Jamie J.SVP, Global Human ResourcesSSale−6.93K$25.68−$178.0K−24.8%21.0K after
Nov 21, 2023 (view filing)Nov 17-204 daysMcKibben Jeffrey L.Chief Information OfficerSSale−7.92K$26.50−$209.9K−26.1%22.4K after2 lots
Dec 6, 2023 (view filing)Dec 42 daysCho Paul YoonkuGeneral Counsel and SecretarySSale−4.69K$28.38−$133.1K−23.6%15.1K after
Apr 15, 2024 (view filing)Nov 14, 2023153 daysLateCook Christopher SPresident, Products DivisionSSale−4.66K$26.68−$124.4K−12.4%32.9K after
May 13, 2024 (view filing)May 94 daysHarding Brian EChief Accounting OfficerSSale−11.0K$43.89−$482.7K−22.7%37.4K after3 lots
May 13, 2024 (view filing)May 94 daysCook Christopher SPresident, Products DivisionSSale−8.59K$43.51−$373.6K−19.6%35.1K after
May 13, 2024 (view filing)May 94 daysGranger Clarence LDirectorSSale−5.00K$43.50−$217.5K−5.1%92.1K after
May 13, 2024 (view filing)May 94 daysPalfrey Jamie J.SVP, Global Human ResourcesSSale−5.74K$43.50−$249.9K−19.5%23.7K after
May 17, 2024 (view filing)May 152 daysMcKibben Jeffrey L.Chief Information OfficerSSale−5.95K$45.00−$267.6K−19.8%24.1K after
May 21, 2024 (view filing)May 174 daysCho Paul YoonkuGeneral Counsel and SecretarySSale−3.45K$44.79−$154.5K−16.7%17.2K after
May 29, 2024 (view filing)May 245 daysLiggett Emily MDirectorSSale−5.30K$44.40−$235.1K−13.0%35.6K after
Jun 11, 2024 (view filing)Jun 7-104 daysSavage SheriCFOSSale−18.0K$46.18−$832.5K−19.9%72.3K after6 lots10b5-1
Jul 3, 2024 (view filing)Jul 21 daySavage SheriCFOSSale−9.68K$51.08−$494.6K−13.4%62.7K after10b5-1
Jul 10, 2024 (view filing)Jul 82 daysSavage SheriCFOSSale−10.1K$54.18−$546.1K−16.1%52.6K after10b5-1
Jul 11, 2024 (view filing)Jul 92 daysScholhamer James PCEOSSale−26.6K$55.10−$1.47M−6.0%418.5K after10b5-1
Jul 15, 2024 (view filing)Jul 11-124 daysSavage SheriCFOSSale−3.34K$55.87−$186.4K−6.3%49.2K after2 lots10b5-1
Nov 4, 2024 (view filing)Oct 314 daysBajwa HarjinderChief Operating OfficerPPurchase+2.50K$33.33+$83.3K+9.3%29.3K after
Nov 12, 2024 (view filing)Nov 75 daysMcKibben Jeffrey L.Chief Information OfficerSSale−3.42K$38.20−$130.7K−15.4%18.8K after
Nov 15, 2024 (view filing)Nov 132 daysBajwa HarjinderChief Operating OfficerPPurchase+15.0K$34.83+$522.5K+51.2%44.3K after2 lots
Nov 19, 2024 (view filing)Nov 154 daysBajwa HarjinderChief Operating OfficerPPurchase+10.0K$33.75+$337.5K+22.6%54.3K after2 lots
Mar 11, 2025 (view filing)Mar 74 daysGranger Clarence LDirectorPPurchase+1.00K$25.15+$25.1KNew position1.00K after
Mar 11, 2025 (view filing)Mar 74 daysMaddock Ernest EDirectorPPurchase+10.0K$24.29+$242.9K+1,000.0%11.0K after
Mar 11, 2025 (view filing)Mar 74 daysHarding Brian EChief Accounting OfficerPPurchase+4.00K$24.00+$96.0K+11.7%38.2K after
Mar 11, 2025 (view filing)Mar 74 daysCook Christopher SPresident, Products DivisionPPurchase+4.10K$25.30+$103.7KNew position4.10K after
Mar 11, 2025 (view filing)Mar 74 daysBentinck BillPresident, Services BusinessPPurchase+3.00K$25.17+$75.5K+5.2%60.7K after
May 8, 2025 (view filing)May 62 daysPalfrey Jamie J.SVP, Global Human ResourcesSSale−9.50K$19.20−$182.4K−23.8%30.5K after
Jun 6, 2025 (view filing)Jun 42 daysMcKibben Jeffrey L.Chief Information OfficerSSale−6.29K$20.87−$131.4K−22.2%22.0K after
Jun 10, 2025 (view filing)Jun 64 daysCho Paul YoonkuGeneral Counsel and SecretarySSale−4.08K$21.06−$86.0K−14.9%23.3K after