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United Microelectronic
UMC

Overview Fund Activity

231 hedge funds and large institutions have $1.1B invested in United Microelectronic in 2025 Q1 according to their latest regulatory filings, with 29 funds opening new positions, 102 increasing their positions, 66 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
231
Holders Change
-20
Holders Change %
-7.97%
% of All Funds
3.14%
Holding in Top 10
–
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-100%
% of All Funds
–
New
29
Increased
102
Reduced
66
Closed
45
Calls
$11.8M
Puts
$10.4M
Net Calls
+$1.47M
Net Calls Change
+$1.82M

Top Buyers

1
Morgan Stanley
1
Morgan Stanley
New York
$129M
2
UBS Group
2
UBS Group
Switzerland
$110M
3
Bank of America
3
Bank of America
North Carolina
$57.1M
4
Nomura Holdings
4
Nomura Holdings
Japan
$11M
5
LP
5
LMR Partners
United Kingdom
$7.15M

Top Sellers

1
Fisher Asset Management
1
Fisher Asset Management
Washington
$0
2
Millennium Management
2
Millennium Management
New York
$56.4M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$4.74M
4
Qube Research & Technologies (QRT)
4
Qube Research & Technologies (QRT)
United Kingdom
$0
5
Two Sigma Investments
5
Two Sigma Investments
New York
$9.18M
Name Holding Trade Value Shares
Change 		Shares
Change %
UBS AM
51
UBS AM
Illinois
$1.54M -$715K -100,000 -32%
AAM
52
Advisors Asset Management
Colorado
$1.53M +$172K +24,035 +13%
Mackenzie Financial
53
Mackenzie Financial
Ontario, Canada
$1.46M +$1.46M +204,072 New
Man Group
54
Man Group
United Kingdom
$1.43M +$1.12M +157,121 +366%
HWAM
55
Hennion & Walsh Asset Management
New Jersey
$1.31M -$125K -17,506 -9%
Squarepoint
56
Squarepoint
New York
$1.27M -$4.42M -618,702 -78%
Corient Private Wealth
57
Corient Private Wealth
Florida
$1.25M -$106K -14,787 -8%
Natixis Advisors
58
Natixis Advisors
Massachusetts
$1.23M +$603K +84,306 +96%
GIC
59
Generali Investments CEE
Czech Republic
$1.22M – – –
Acadian Asset Management
60
Acadian Asset Management
Massachusetts
$1.16M -$9.44M -1,321,166 -89%
JF
61
Jump Financial
Illinois
$1.16M +$504K +70,554 +77%
BP
62
Ballentine Partners
Massachusetts
$1.13M +$274K +38,299 +32%
QCG
63
Quadrant Capital Group
Ohio
$1.12M +$67.1K +9,379 +6%
GT
64
Greenleaf Trust
Michigan
$1.07M +$4.5K +630 +0.4%
Walleye Trading
65
Walleye Trading
New York
$980K +$980K +137,101 New
WFI
66
West Family Investments
California
$978K -$1.52K -212 -0.2%
First Trust Advisors
67
First Trust Advisors
Illinois
$976K -$69.3K -9,692 -7%
SFA
68
Sequoia Financial Advisors
Ohio
$976K +$265K +37,105 +37%
Stifel Financial
69
Stifel Financial
Missouri
$906K -$3.83K -535 -0.4%
PA
70
Profund Advisors
Maryland
$856K +$85.6K +11,972 +11%
CG
71
Caprock Group
Idaho
$828K -$94.8K -13,264 -10%
Invesco
72
Invesco
Georgia
$821K -$1.08M -151,268 -57%
PA
73
Parallel Advisors
California
$807K +$226K +31,739 +39%
IP
74
Ignite Planners
California
$781K +$96.2K +13,729 +14%
Victory Capital Management
75
Victory Capital Management
Texas
$750K -$318K -44,512 -30%
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