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United Microelectronics
UMC
19.600
2.89% ( +0.550 )
Closed: Aug 25, 16:00:00 (EDT)
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Overview
Overview
Options
Options
News
News
Posts
Posts
Financials
Financials
Forecast
Forecast
Valuation
Valuation
Shareholders
Shareholders
Profile
Profile
All Shareholders
Institutional Holders
Insiders
All Shareholders
Shareholder Type
Institutions
46.93%
Public and others
44.50%
Private companies
5.04%
Public companies
2.12%
Individuals & Insiders
1.41%
Major Shareholders
Latest
Major Shareholders Latest
Shareholder
% Held
Shares Held
Change %
Shares Changed
Report Date
BlackRock, Inc.
7.75%
975.21M
0.16%
+20.24M
06/30/2026
Capital Investment Trust Corporation
5.17%
649.79M
<0.01%
+0
03/29/2026
Cathay Securities Investment Trust Co., LTD
4.31%
542.13M
<0.01%
+0
03/29/2026
Vanguard Capital Management, LLC
4.03%
506.63M
0.01%
+1.64M
07/31/2026
Hsun Chieh Investment Co. Ltd.
3.51%
441.37M
0.00%
+0
07/31/2026
Yuanta Securities Investment Trust Co., Ltd.
3.34%
419.89M
<0.01%
+0
03/29/2026
Fuh Hwa Securities Investment Trust Co., Ltd.
2.68%
337.35M
<0.01%
+0
06/30/2025
Silicon Integrated Systems Corp.
2.12%
266.58M
0.00%
+0
07/31/2026
Taiwan Life Insurance Co., Ltd.
1.74%
218.99M
<0.01%
+0
06/30/2025
Yann Yuan Investment Co., Ltd.
1.53%
192.96M
<0.01%
+0
06/30/2025
New Labor Pension Scheme
1.48%
186.13M
<0.01%
+0
06/30/2025
Dimensional Fund Advisors LP
1.07%
134.85M
<0.01%
+49.00K
07/31/2026
UBS Asset Management AG
0.92%
115.96M
0.12%
+14.49M
06/30/2026
Geode Capital Management, LLC
0.87%
109.26M
<0.01%
+2.00K
07/31/2026
Norges Bank Investment Management
0.68%
85.58M
<0.01%
+0
12/31/2025
UOB Asset Management (Taiwan) Co., Ltd.
0.66%
83.05M
<0.01%
+0
03/31/2026
Amundi Asset Management SAS
0.65%
82.16M
0.02%
-2.59M
07/30/2026
Chia-Tsung Hung
Chairman & Chief Strategy Officer
0.48%
61.00M
0.00%
+0
07/31/2026
The Goldman Sachs Group, Inc.
0.41%
51.33M
0.20%
+24.53M
06/30/2026
Bank of America Corporation
0.40%
50.65M
0.30%
+37.90M
06/30/2026