United Microelectronics Corp
UMC- Exchange
- NYSE
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001033767
No open-market purchases or sales by United Microelectronics Corp insiders were filed in the last 90 days; 365 institutions reported holding it in 13F filings for Q2 2026, worth $4.89B in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q4 2024
Institutional positions in United Microelectronics Corp as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 253
- −10 vs. Q3 2024
- Shares held
- 160.4M
- −50.9K (0.0%) vs. Q3 2024
- Total value
- $1.04B
- −$310.6M (−23.0%) vs. Q3 2024
- New holders
- 45
- 66 more added
- Sold out
- 55
- 103 more reduced
5 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting UMC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 365 | $4.89B |
| Q1 2026 | 319 | $1.57B |
| Q4 2025 | 271 | $1.19B |
| Q3 2025 | 240 | $1.00B |
| Q2 2025 | 239 | $1.16B |
| Q1 2025 | 234 | $1.11B |
| Q4 2024 | 253 | $1.04B |
| Q3 2024 | 268 | $1.35B |
| Q2 2024 | 238 | $1.16B |
| Q1 2024 | 242 | $1.07B |
| Q4 2023 | 250 | $1.03B |
| Q3 2023 | 217 | $912.6M |
| Q2 2023 | 220 | $1.00B |
| Q1 2023 | 221 | $1.15B |
| Q4 2022 | 223 | $873.8M |
| Q3 2022 | 226 | $744.5M |
| Q2 2022 | 225 | $857.0M |
| Q1 2022 | 241 | $1.17B |
| Q4 2021 | 264 | $1.32B |
| Q3 2021 | 230 | $1.35B |
| Q2 2021 | 203 | $846.6M |
| Q1 2021 | 205 | $818.6M |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Beacon Capital Management, LLC | 0 | $0 | 0.00% | −387−100.0% | Sold out |
| Anchor Investment Management, LLC | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| NFJ Investment Group, LLC | 0 | $0 | 0.00% | −183−100.0% | Sold out |
| Huntington National Bank | 0 | $0 | 0.00% | −163−100.0% | Sold out |
| Grove Bank & Trust | 0 | $0 | 0.00% | −136−100.0% | Sold out |
| Creative Financial Designs Inc | 0 | $0 | 0.00% | −113−100.0% | Sold out |
| First Horizon Advisors, Inc. | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| International Assets Investment Management, LLC | 0 | $0 | 0.00% | −21,892−100.0% | Sold out |
| Raymond James & Associates | – | – | – | – | Not filed |
| Alera Investment Advisors, LLC | – | – | – | – | Not filed |
| SpiderRock Advisors, LLC | – | – | – | – | Not filed |
| Northwest Investment Counselors, LLC | – | – | – | – | Not filed |
| ClariVest Asset Management LLC | – | – | – | – | Not filed |