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UCTT

Ultra Clean Holdings

331 hedge funds and large institutions have $2.8B invested in Ultra Clean Holdings in 2026 Q1 according to their latest regulatory filings, with 118 funds opening new positions, 93 increasing their positions, 84 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,882% more call options, than puts

Call options by funds: $311M | Put options by funds: $15.7M

462% more first-time investments, than exits

New positions opened: 118 | Existing positions closed: 21

300% more funds holding in top 10

Funds holding in top 10: 14 (+3)

160% more capital invested

Capital invested by funds: $1.08B → $2.8B (+$1.72B)

39% more funds holding

Funds holding: 238331 (+93)

11% more repeat investments, than reductions

Existing positions increased: 93 | Existing positions reduced: 84

5.36% more ownership

Funds ownership: 93.62%98.98% (+5.4%)

Holders
331
Holders Change
+93
Holders Change %
+39.08%
% of All Funds
4.08%
Holding in Top 10
4
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+300%
% of All Funds
0.05%
New
118
Increased
93
Reduced
84
Closed
21
Calls
$311M
Puts
$15.7M
Net Calls
+$295M
Net Calls Change
+$296M
Name Holding Trade Value Shares
Change
Change in
Stake
Swiss National Bank
76
Swiss National Bank
Switzerland
$5.58M +$20.5K +400 +0.4%
Walleye Capital
77
Walleye Capital
New York
$5.44M +$3.34M +65,206 +293%
Fifth Third Bancorp
78
Fifth Third Bancorp
Ohio
$5.25M +$4.32M +84,257 +39,557%
BCC
79
Bridge City Capital
Oregon
$5.05M +$5.59K +109 +0.1%
SEI Investments
80
SEI Investments
Pennsylvania
$4.85M +$3.54M +69,069 +775%
4A
81
4D Advisors
California
$4.66M -$3.08M -60,000 -44%
Bank of Montreal
82
Bank of Montreal
Ontario, Canada
$4.18M +$3.45M +67,217 New
AI
83
Atom Investors
Texas
$4.13M +$3.41M +66,453 New
New York State Common Retirement Fund
84
New York State Common Retirement Fund
New York
$4.1M +$1.52M +29,664 +82%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
85
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$3.73M
LCG
86
Lisanti Capital Growth
New York
$3.72M +$3.07M +59,835 New
Arrowstreet Capital
87
Arrowstreet Capital
Massachusetts
$3.51M +$2.89M +56,429 New
T. Rowe Price Associates
88
T. Rowe Price Associates
Maryland
$3.24M +$461K +8,996 +21%
ECM
89
ExodusPoint Capital Management
New York
$3.24M +$929K +18,132 +53%
California State Teachers Retirement System (CalSTRS)
90
California State Teachers Retirement System (CalSTRS)
California
$3.21M +$517K +10,084 +24%
LOAME
91
Lombard Odier Asset Management (Europe)
United Kingdom
$3.2M +$2.64M +51,415 New
LP
92
Longaeva Partners
Illinois
$2.8M +$2.31M +45,004 New
BFM
93
Boothbay Fund Management
New York
$2.77M +$2.29M +44,584 New
TA
94
Teton Advisors
New York
$2.61M -$51.3K -1,000 -2%
EI
95
EAM Investors
California
$2.6M +$2.14M +41,803 New
IIM
96
INTECH Investment Management
Florida
$2.58M +$1.23M +24,012 +137%
Acadian Asset Management
97
Acadian Asset Management
Massachusetts
$2.55M +$2.11M +41,192 New
Canada Life
98
Canada Life
Manitoba, Canada
$2.43M +$104K +2,028 +5%
LCM
99
Legato Capital Management
California
$2.42M +$1.43M +27,993 +256%
LIP
100
Liontrust Investment Partners
United Kingdom
$2.41M +$1.99M +38,773 New