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, Q1 2023
Institutional positions in United Microelectronics Corp as of Mar 31, 2023. 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
- 221
- +1 vs. Q4 2022
- Shares held
- 133.0M
- −120.5K (−0.1%) vs. Q4 2022
- Total value
- $1.15B
- +$276.1M (+31.6%) vs. Q4 2022
- New holders
- 31
- 85 more added
- Sold out
- 30
- 59 more reduced
3 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BNP Paribas Arbitrage, SA | 930,868 | $8.15M | 0.02% | +809,931+669.7% | Added |
| HSBC Holdings PLC | 956,774 | $8.34M | 0.01% | +905,905+1,780.9% | Added |
| Point72 Asset Management, L.P. | 994,900 | $8.72M | 0.03% | +994,600+331,533.3% | Added |
| Citigroup Inc | 1,126,269 | $9.87M | 0.01% | +284,624+33.8% | Added |
| Two Sigma Investments, LP | 1,306,994 | $11.4M | 0.03% | −1,812,263−58.1% | Reduced |
| Crossmark Global Holdings, Inc. | 1,409,268 | $12.3M | 0.29% | +47,685+3.5% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 2,221,735 | $19.5M | 0.11% | +1,903,549+598.3% | Added |
| Two Sigma Advisers, LP | 2,567,100 | $22.5M | 0.06% | −363,600−12.4% | Reduced |
| Bank of Montreal | 2,692,931 | $23.6M | 0.02% | +1,996,310+286.6% | Added |
| Rafferty Asset Management, LLC | 3,326,711 | $29.1M | 0.20% | +465,065+16.3% | Added |
| Bank of America Corp | 3,583,323 | $31.4M | 0.00% | +1,927,333+116.4% | Added |
| State Street Corp | 3,851,747 | $33.7M | 0.00% | +240,428+6.7% | Added |
| Renaissance Technologies LLC | 4,635,334 | $40.6M | 0.05% | −3,951,900−46.0% | Reduced |
| Credit Suisse AG | 5,574,349 | $48.8M | 0.05% | −1,790,097−24.3% | Reduced |
| Fisher Asset Management, LLC | 6,214,114 | $54.4M | 0.03% | +3,623,775+139.9% | Added |
| Goldman Sachs Group Inc | 6,534,186 | $57.2M | 0.02% | +575,694+9.7% | Added |
| Morgan Stanley | 7,041,259 | $61.7M | 0.01% | +1,073,536+18.0% | Added |
| UBS Group AG | 7,287,295 | $63.8M | 0.03% | +1,275,069+21.2% | Added |
| Arrowstreet Capital, Limited Partnership | 13,219,342 | $115.8M | 0.15% | +1,732,067+15.1% | Added |
| Vanguard Group Inc | 15,893,320 | $139.2M | 0.00% | +781,307+5.2% | Added |
| BlackRock Inc. | 20,537,524 | $179.9M | 0.01% | +478,742+2.4% | Added |
| BSN Capital Partners Ltd | 0 | $0 | 0.00% | −6,000,000−100.0% | Sold out |
| Segantii Capital Management Ltd | 0 | $0 | 0.00% | −1,459,100−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −750,010−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −710,577−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −537,420−100.0% | Sold out |
| Massachusetts Financial Services Co | 0 | $0 | 0.00% | −432,495−100.0% | Sold out |
| Old Mission Capital LLC | 0 | $0 | 0.00% | −368,875−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −269,690−100.0% | Sold out |
| Nine Masts Capital Ltd | 0 | $0 | 0.00% | −110,994−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −100,130−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −99,588−100.0% | Sold out |
| Navellier & Associates Inc | 0 | $0 | 0.00% | −77,425−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −66,930−100.0% | Sold out |
| Quantamental Technologies LLC | 0 | $0 | 0.00% | −41,696−100.0% | Sold out |
| AIA Group Ltd | 0 | $0 | 0.00% | −39,300−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −32,611−100.0% | Sold out |
| Edmond de Rothschild Holding S.A. | 0 | $0 | 0.00% | −32,441−100.0% | Sold out |
| Oppenheimer & Co Inc | 0 | $0 | 0.00% | −30,554−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −23,790−100.0% | Sold out |
| Capital Investment Advisors, LLC | 0 | $0 | 0.00% | −20,328−100.0% | Sold out |
| Investment House LLC | 0 | $0 | 0.00% | −12,100−100.0% | Sold out |
| Bokf, NA | 0 | $0 | 0.00% | −10,489−100.0% | Sold out |
| Rehmann Capital Advisory Group | 0 | $0 | 0.00% | −10,375−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −5,519−100.0% | Sold out |
| Money Concepts Capital Corp | 0 | $0 | 0.00% | −1,531−100.0% | Sold out |
| Madden Securities Corp | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −192−100.0% | Sold out |
| Creative Capital Management Investments LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Fiduciary Alliance LLC | 0 | $0 | 0.00% | −134−100.0% | Sold out |
| My Personal CFO, LLC | 0 | $0 | 0.00% | −115−100.0% | Sold out |
| Comerica Bank | – | – | – | – | Not filed |
| Telemetry Investments, L.L.C. | – | – | – | – | Not filed |
| CoreCap Advisors, LLC | – | – | – | – | Not filed |