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

Top Sellers

1
Fisher Asset Management
Fisher Asset Management
Washington
$0
2
Millennium Management
Millennium Management
New York
$56.4M
3
Marshall Wace
Marshall Wace
United Kingdom
$4.74M
4
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$0
5
Two Sigma Investments
Two Sigma Investments
New York
$9.18M
Name Holding Trade Value Shares
Change 		Shares
Change %
HNW
226
High Note Wealth
Minnesota
$200 +$200 +28 New
ACM
227
Aquatic Capital Management
Illinois
$36 -$6.13M -851,178 -100%
AIP
228
Ameritas Investment Partners
Nebraska
$14 – – –
Russell Investments Group
229
Russell Investments Group
United Kingdom
$7 – – –
CAM
230
Creekmur Asset Management
Illinois
$4 – – –
Fisher Asset Management
231
Fisher Asset Management
Washington
– -$47.4M -7,300,362 Closed
Qube Research & Technologies (QRT)
232
Qube Research & Technologies (QRT)
United Kingdom
– -$17.4M -2,679,214 Closed
Renaissance Technologies
233
Renaissance Technologies
New York
– -$12.8M -1,967,384 Closed
GIM
234
Genesis Investment Management
United Kingdom
– -$6.55M -1,009,031 Closed
GCM
235
Graham Capital Management
Connecticut
– -$1.79M -275,701 Closed
AIM
236
Aigen Investment Management
New York
– -$1.33M -204,666 Closed
HT
237
Headlands Technologies
Illinois
– -$1.31M -201,170 Closed
NOSC
238
North of South Capital
United Kingdom
– -$1.04M -160,509 Closed
VF
239
Virtu Financial
New York
– -$1.04M -160,338 Closed
AIP
240
Arrowpoint Investment Partners
Singapore
– -$650K -100,121 Closed
GS
241
GTS Securities
New York
– -$630K -97,052 Closed
BCM
242
Bayesian Capital Management
New York
– -$539K -83,100 Closed
BPC
243
Banque Pictet & Cie
Switzerland
– -$484K -74,509 Closed
Vontobel Holding
244
Vontobel Holding
Switzerland
– -$403K -62,107 Closed
Wellington Management Group
245
Wellington Management Group
Massachusetts
– -$379K -58,333 Closed
MS
246
Mizuho Securities
Japan
– -$347K -53,335 Closed
Mirae Asset Global ETFs Holdings
247
Mirae Asset Global ETFs Holdings
Hong Kong
– -$298K -45,945 Closed
IMC Chicago
248
IMC Chicago
Illinois
– -$256K -39,452 Closed
XT
249
XTX Topco
Cayman Islands
– -$217K -33,483 Closed
SW
250
SVB Wealth
Massachusetts
– -$212K -32,723 Closed
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