TAIPEI, F5
UNITED MICROELECTRONICS CORPUMC— Latest position per institution from SEC 13F filings
15
Institutional holders
184.64M
Total shares held
1.53B
Estimated value
9.23M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
27.50M
Value
246.91M
Filed
Mar 31, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
23.11M
Value
202.42M
Filed
Jun 30, 2024
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
14.71M
Value
132.13M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
13.52M
Value
106.30M
Filed
Dec 31, 2025
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
9.66M
Value
86.71M
Filed
Mar 31, 2026
MACQUARIE GROUP LTD
CIK 1418333
Shares
9.25M
Value
81.06M
Filed
Mar 31, 2023
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
8.99M
Value
80.72M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
8.78M
Value
78.83M
Filed
Mar 31, 2026
UBS GROUP AG
CIK 1610520
Shares
8.51M
Value
76.46M
Filed
Mar 31, 2026
ACADIAN ASSET MANAGEMENT LLC
CIK 916542
Shares
8.12M
Value
72.94K
Filed
Mar 31, 2026
FISHER ASSET MANAGEMENT, LLC
CIK 850529
Shares
7.30M
Value
47.38M
Filed
Dec 31, 2024
BSN CAPITAL PARTNERS LTD
CIK 1911876
Shares
6M
Value
42.96M
Filed
Dec 31, 2022
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
5.87M
Value
52.76M
Filed
Mar 31, 2026
MAN GROUP PLC
CIK 1637460
Shares
5.73M
Value
51.45M
Filed
Mar 31, 2026
QUBE RESEARCH & TECHNOLOGIES LTD
CIK 1729829
Shares
5.10M
Value
45.81M
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
5.01M
Value
45.02M
Filed
Mar 31, 2026
RAFFERTY ASSET MANAGEMENT, LLC
CIK 1389426
Shares
4.98M
Value
44.75M
Filed
Mar 31, 2026
BARCLAYS PLC
CIK 312069
Shares
4.74M
Value
42.56M
Filed
Mar 31, 2026
CITIGROUP INC
CIK 831001
Shares
4.30M
Value
38.58M
Filed
Mar 31, 2026
TWO SIGMA ADVISERS, LP
CIK 1478735
Shares
3.45M
Value
27.11M
Filed
Dec 31, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 27.50M | 246.91M | Mar 31, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 23.11M | 202.42M | Jun 30, 2024 |
| 3 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 14.71M | 132.13M | Mar 31, 2026 |
| 4 | VANGUARD GROUP INC | 102909 | 13.52M | 106.30M | Dec 31, 2025 |
| 5 | TWO SIGMA INVESTMENTS, LP | 1179392 | 9.66M | 86.71M | Mar 31, 2026 |
| 6 | MACQUARIE GROUP LTD | 1418333 | 9.25M | 81.06M | Mar 31, 2023 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 8.99M | 80.72M | Mar 31, 2026 |
| 8 | MORGAN STANLEY | 895421 | 8.78M | 78.83M | Mar 31, 2026 |
| 9 | UBS GROUP AG | 1610520 | 8.51M | 76.46M | Mar 31, 2026 |
| 10 | ACADIAN ASSET MANAGEMENT LLC | 916542 | 8.12M | 72.94K | Mar 31, 2026 |
| 11 | FISHER ASSET MANAGEMENT, LLC | 850529 | 7.30M | 47.38M | Dec 31, 2024 |
| 12 | BSN CAPITAL PARTNERS LTD | 1911876 | 6M | 42.96M | Dec 31, 2022 |
| 13 | GOLDMAN SACHS GROUP INC | 886982 | 5.87M | 52.76M | Mar 31, 2026 |
| 14 | MAN GROUP PLC | 1637460 | 5.73M | 51.45M | Mar 31, 2026 |
| 15 | QUBE RESEARCH & TECHNOLOGIES LTD | 1729829 | 5.10M | 45.81M | Mar 31, 2026 |
| 16 | STATE STREET CORP | 93751 | 5.01M | 45.02M | Mar 31, 2026 |
| 17 | RAFFERTY ASSET MANAGEMENT, LLC | 1389426 | 4.98M | 44.75M | Mar 31, 2026 |
| 18 | BARCLAYS PLC | 312069 | 4.74M | 42.56M | Mar 31, 2026 |
| 19 | CITIGROUP INC | 831001 | 4.30M | 38.58M | Mar 31, 2026 |
| 20 | TWO SIGMA ADVISERS, LP | 1478735 | 3.45M | 27.11M | Dec 31, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.