UCTT

Ultra Clean Holdings

239 hedge funds and large institutions have $1.15B invested in Ultra Clean Holdings in 2025 Q3 according to their latest regulatory filings, with 40 funds opening new positions, 75 increasing their positions, 81 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more funds holding in top 10

Funds holding in top 10:

0.42% less ownership

Funds ownership: 93.29%92.86% (-0.42%)

4% less call options, than puts

Call options by funds: $2.37M | Put options by funds: $2.47M

7% less repeat investments, than reductions

Existing positions increased: 75 | Existing positions reduced: 81

Holders
239
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.37M
Puts
$2.47M
Net Calls
Net Calls Change

Top Sellers

1 -$12.4M
2 -$9.93M
3 -$9.22M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$5.38M
5
Renaissance Technologies
Renaissance Technologies
New York
-$4.57M
Name Holding Trade Value Shares
Change
Change in
Stake
Ameriprise
26
Ameriprise
Minnesota
$7.37M
UBS Group
27
UBS Group
Switzerland
$7.15M
AQR Capital Management
28
AQR Capital Management
Connecticut
$6.46M
Principal Financial Group
29
Principal Financial Group
Iowa
$5.97M
Royal Bank of Canada
30
Royal Bank of Canada
Ontario, Canada
$5.39M
Voloridge Investment Management
31
Voloridge Investment Management
Florida
$5.22M
Comerica Bank
32
Comerica Bank
Texas
$4.82M
Public Sector Pension Investment Board (PSP Investments)
33
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$4.82M
CSS
34
Cubist Systematic Strategies
Connecticut
$4.03M
AIC
35
AWM Investment Company
New York
$3.83M
RhumbLine Advisers
36
RhumbLine Advisers
Massachusetts
$3.66M
American Century Companies
37
American Century Companies
Missouri
$3.46M
Legal & General Group
38
Legal & General Group
United Kingdom
$3.32M
Citadel Advisors
39
Citadel Advisors
Florida
$3.31M
WCM
40
Wedge Capital Management
North Carolina
$3.17M
GWI
41
Grace & White Inc
New York
$3.12M
Qube Research & Technologies (QRT)
42
Qube Research & Technologies (QRT)
United Kingdom
$3.07M
HCA
43
Harbor Capital Advisors
Illinois
$3.06M
Canada Pension Plan Investment Board
44
Canada Pension Plan Investment Board
Ontario, Canada
$2.92M
Deutsche Bank
45
Deutsche Bank
Germany
$2.78M
BCC
46
Bridge City Capital
Oregon
$2.56M
First Trust Advisors
47
First Trust Advisors
Illinois
$2.56M
N
48
Nuveen
North Carolina
$2.55M
Renaissance Technologies
49
Renaissance Technologies
New York
$2.44M
Assenagon Asset Management
50
Assenagon Asset Management
Luxembourg
$2.43M