Ultra Clean Holdings, Inc. (UCTT) Insider Trading

Over the last 3 months, UCTT insiders made 0 open-market buys and 14 sales, a net sale of -$6.6M (SEC Form 4). Over the last 6 months, 183 institutions increased and 174 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
14
Net (3m)
-$6.6M
Insider trades by month Buys Sells
Mar
May
Jun
Dec
May
Jun
Context3-month price +56.9%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Jun 4, 2026Cho Paul Yoonkuofficer: General Counsel and SecretarySell944$89.37
May 27, 2026LIGGETT EMILY MdirectorSell8,198$92.18
May 27, 2026GRANGER CLARENCE LdirectorGrant2,575
May 27, 2026EDMAN THOMAS TdirectorGrant2,575
May 27, 2026Xiao Jinsongofficer: Chief Executive OfficerGrant31,175
May 27, 2026Cook Christopher Sofficer: President, Products DivisionGrant13,196
May 27, 2026Johnson Samuel Williamsofficer: SVP, Services BusinessGrant5,567
May 27, 2026Savage Sheriofficer: CFOGrant26,392
May 27, 2026HARDING BRIAN Eofficer: Chief Accounting OfficerGrant8,412
May 27, 2026Solomon JoannedirectorGrant2,575
May 27, 2026Palfrey Jamie J.officer: SVP, Global Human ResourcesGrant9,897
May 27, 2026McKibben Jeffrey L.officer: Chief Information OfficerGrant5,896
May 27, 2026Wunar Robert Anthonyofficer: Chief Operating OfficerGrant10,732
May 27, 2026LIGGETT EMILY MdirectorGrant2,575
May 27, 2026IBNALE DAVID TdirectorGrant2,575
May 27, 2026Cho Paul Yoonkuofficer: General Counsel and SecretaryGrant8,041
May 27, 2026MADDOCK ERNEST EdirectorGrant2,575
May 27, 2026Seto Jacqueline A.directorGrant2,575
May 18, 2026McKibben Jeffrey L.officer: Chief Information OfficerSell4,205$87.00
May 12, 2026McKibben Jeffrey L.officer: Chief Information OfficerSell2,500$86.48
May 12, 2026Cho Paul Yoonkuofficer: General Counsel and SecretarySell2,000$86.89
May 7, 2026Palfrey Jamie J.officer: SVP, Global Human ResourcesSell8,691$79.72
May 7, 2026HARDING BRIAN Eofficer: Chief Accounting OfficerSell4,000$80.00
May 6, 2026Cook Christopher Sofficer: President, Products DivisionSell10,247$73.89
May 6, 2026Cook Christopher Sofficer: President, Products DivisionSell1,231$74.55
May 5, 2026GRANGER CLARENCE LdirectorSell11,302$75.46
May 5, 2026GRANGER CLARENCE LdirectorSell3,700$76.44
May 5, 2026GRANGER CLARENCE LdirectorSell12,523$74.41
May 5, 2026GRANGER CLARENCE LdirectorSell2,475$77.34
May 4, 2026Savage Sheriofficer: CFOTax3,102$78.15

Source: UCTT SEC Form 4 filings, latest Jun 4, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their UCTT positions over the last 6 months (SEC Form 13F).

Increased
183
New positions
139
Reduced
174
Sold out
51
Largest moves
InstitutionActionSharesFiled
BLACKROCK, INC.Increased6.8MMay 13, 2026
BLACKROCK, INC.Increased6.7MFeb 12, 2026
VANGUARD GROUP INCIncreased5.0MJan 29, 2026
FRONTIER CAPITAL MANAGEMENT CO LLCIncreased3.5MFeb 17, 2026
INVESCO LTD.Increased3.4MFeb 19, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position2.8MMay 8, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLPIncreased2.1MMay 15, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position1.9MMay 15, 2026
TORONTO DOMINION BANKNew Position1.9MMay 15, 2026
STATE STREET CORPIncreased1.9MFeb 13, 2026
STATE STREET CORPReduced1.8MMay 15, 2026
FRONTIER CAPITAL MANAGEMENT CO LLCReduced1.8MMay 15, 2026
INVESCO LTD.Reduced1.7MMay 12, 2026
DIMENSIONAL FUND ADVISORS LPReduced1.5MFeb 12, 2026
BOSTON PARTNERSNew Position1.5MMay 11, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.