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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.

New
Increased
Maintained
Reduced
Closed
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
Shapiro Capital Management
Georgia
+$28.6M
2
Invesco
Invesco
Georgia
+$13.9M
3
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$6.17M
4
Jane Street
Jane Street
New York
+$3.17M
5
PCMI
Paradigm Capital Management Inc
New York
+$2.14M

Top Sellers

1
Fisher Asset Management
Fisher Asset Management
Washington
-$8.11M
2
BlackRock
BlackRock
New York
-$5.41M
3
CSS
Cubist Systematic Strategies
Connecticut
-$4.15M
4
FCM
Frontier Capital Management
Massachusetts
-$3.94M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$3.33M
Name Holding Trade Value Shares
Change 		Shares
Change %
Fisher Asset Management
226
Fisher Asset Management
Washington
– -$8.11M -225,469 Closed
CSS
227
Cubist Systematic Strategies
Connecticut
– -$4.15M -115,396 Closed
ECM
228
ExodusPoint Capital Management
New York
– -$2.6M -72,224 Closed
FC
229
FCA Corp
Texas
– -$1.87M -51,997 Closed
Two Sigma Investments
230
Two Sigma Investments
New York
– -$1.74M -48,390 Closed
DM
231
Delphi Management
Massachusetts
– -$1.45M -40,256 Closed
Victory Capital Management
232
Victory Capital Management
Texas
– -$1.41M -39,103 Closed
Canada Pension Plan Investment Board
233
Canada Pension Plan Investment Board
Ontario, Canada
– -$1.24M -34,500 Closed
FRM
234
Fox Run Management
Connecticut
– -$1.05M -29,126 Closed
Balyasny Asset Management
235
Balyasny Asset Management
Illinois
– -$779K -21,658 Closed
MAM
236
Meeder Asset Management
Ohio
– -$604K -16,804 Closed
TC
237
TwinBeech Capital
New York
– -$529K -14,716 Closed
MSAM
238
Moloney Securities Asset Management
Missouri
– -$479K -13,331 Closed
B
239
Bailard
California
– -$475K -13,200 Closed
CIC
240
Cornercap Investment Counsel
Georgia
– -$474K -13,194 Closed
HSBC Holdings
241
HSBC Holdings
United Kingdom
– -$388K -10,821 Closed
AWF
242
Alpha Wealth Funds
Utah
– -$356K -10,000 Closed
PP
243
PDT Partners
New York
– -$317K -8,813 Closed
VI
244
Versor Investments
New York
– -$297K -8,268 Closed
MF
245
Magnetar Financial
Illinois
– -$292K -8,122 Closed
PA
246
PharVision Advisers
Florida
– -$291K -8,103 Closed
Bank of Montreal
247
Bank of Montreal
Ontario, Canada
– -$286K -7,957 Closed
Holocene Advisors
248
Holocene Advisors
New York
– -$274K -7,615 Closed
Pictet Asset Management
249
Pictet Asset Management
Switzerland
– -$247K -6,857 Closed
MOACM
250
Mutual of America Capital Management
New York
– -$245K -6,826 Closed
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