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Ultra Clean Holdings
UCTT

Overview Fund Activity

227 hedge funds and large institutions have $894M invested in Ultra Clean Holdings in 2025 Q1 according to their latest regulatory filings, with 44 funds opening new positions, 71 increasing their positions, 78 reducing their positions, and 45 closing their positions.

Holders
227
Holders Change
-4
Holders Change %
-1.73%
% of All Funds
3.08%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
44
Increased
71
Reduced
78
Closed
45
Calls
$1.8M
Puts
$3.03M
Net Calls
-$1.23M
Net Calls Change
-$1.72M

Top Buyers

1
SCM
1
Shapiro Capital Management
Georgia
$87.4M
2
Invesco
2
Invesco
Georgia
$36M
3
NL
3
Nuveen LLC
North Carolina
$6.89M
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$11.9M
5
Jane Street
5
Jane Street
New York
$3.17M

Top Sellers

1
Fisher Asset Management
1
Fisher Asset Management
Washington
$0
2
BlackRock
2
BlackRock
New York
$149M
3
CSS
3
Cubist Systematic Strategies
Connecticut
$0
4
FCM
4
Frontier Capital Management
Massachusetts
$41.7M
5
Qube Research & Technologies (QRT)
5
Qube Research & Technologies (QRT)
United Kingdom
$1.73M
Name Market Value Shares Shares
Change 		Shares
Change %
VOYA Investment Management
126
VOYA Investment Management
Georgia
$260K 12,166 -895 -7%
NWA
127
New World Advisors
Massachusetts
$259K 12,080 +12,080 New
FFA
128
Farther Finance Advisors
California
$253K 12,034 +9,823 +444%
HT
129
Headlands Technologies
Illinois
$243K 11,338 +10,612 +1,462%
CFM
130
Catalyst Funds Management
Australia
$242K 11,300 +11,300 New
CA
131
Clearstead Advisors
Ohio
$238K 11,100 +1,800 +19%
VRS
132
Virginia Retirement Systems
Virginia
$236K 11,000 +11,000 New
Mitsubishi UFJ Asset Management
133
Mitsubishi UFJ Asset Management
Japan
$235K 10,996 +483 +5%
EI
134
Ellevest Inc
New York
$234K 10,934 -2,329 -18%
COPPSERS
135
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$231K 10,783 +1,163 +12%
IC
136
IEQ Capital
California
$231K 10,782 +10,782 New
OPERF
137
Oregon Public Employees Retirement Fund
Oregon
$221K 10,306 -300 -3%
Simplex Trading
138
Simplex Trading
Illinois
$219K 10,261 +10,261 New
KK
139
KLP Kapitalforvaltning
Norway
$212K 9,900 – –
Cetera Investment Advisers
140
Cetera Investment Advisers
Illinois
$211K 9,839 +9,839 New
CWM
141
CIBC World Markets
New York
$210K 9,820 +9,820 New
EGM
142
Engineers Gate Manager
New York
$207K 9,685 +9,685 New
PFSRSONJ
143
Police & Firemen's Retirement System of New Jersey
New Jersey
$207K 9,670 – –
EWA
144
EP Wealth Advisors
California
$205K 9,582 +9,582 New
Lazard Asset Management
145
Lazard Asset Management
New York
$190K 8,895 +4,735 +114%
PCM
146
Palouse Capital Management
Washington
$177K 8,254 +2,562 +45%
Zurich Cantonal Bank
147
Zurich Cantonal Bank
Switzerland
$169K 7,883 – –
QT
148
Quantbot Technologies
New York
$142K 6,650 +6,650 New
Public Employees Retirement Association of Colorado
149
Public Employees Retirement Association of Colorado
Colorado
$132K 6,168 – –
MDCM
150
Morgan Dempsey Capital Management
Wisconsin
$130K 6,060 -1,683 -22%
4 5
6
7 8