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 2025
Institutional positions in United Microelectronics Corp as of Mar 31, 2025. 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
- 234
- −16 vs. Q4 2024
- Shares held
- 155.0M
- −5.07M (−3.2%) vs. Q4 2024
- Total value
- $1.11B
- +$66.5M (+6.4%) vs. Q4 2024
- New holders
- 29
- 102 more added
- Sold out
- 45
- 67 more reduced
3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2025
Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Jane Street Group, LLC | 494,777 | $3.54M | 0.01% | −697,009−58.5% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 526,301 | $3.76M | 0.25% | +526,301 | New |
| Baird Financial Group, Inc. | 541,176 | $3.87M | 0.01% | +303,460+127.7% | Added |
| FMR LLC | 551,454 | $3.94M | 0.00% | −6,357−1.1% | Reduced |
| LSV Asset Management | 577,711 | $4.13M | 0.01% | +23,500+4.2% | Added |
| Moran Wealth Management, LLC | 661,347 | $4.73M | 0.16% | +44,572+7.2% | Added |
| Susquehanna International Group, LLP | 661,788 | $4.73M | 0.01% | +395,239+148.3% | Added |
| Marshall Wace, LLP | 662,824 | $4.74M | 0.01% | −2,712,444−80.4% | Reduced |
| D. E. Shaw & Co., Inc. | 686,248 | $4.91M | 0.01% | +68,495+11.1% | Added |
| Rhumbline Advisers | 718,566 | $5.14M | 0.00% | −39,347−5.2% | Reduced |
| LMR Partners LLP | 1,000,000 | $7.15M | 0.14% | +1,000,000 | New |
| Kadensa Capital Ltd | 1,175,186 | $8.40M | 1.04% | −385,021−24.7% | Reduced |
| JPMorgan Chase & Co | 1,252,229 | $8.95M | 0.00% | −769,620−38.1% | Reduced |
| Crossmark Global Holdings, Inc. | 1,257,877 | $8.99M | 0.16% | +94,858+8.2% | Added |
| Creative Planning | 1,261,020 | $9.02M | 0.01% | +564,547+81.1% | Added |
| Two Sigma Investments, LP | 1,284,444 | $9.18M | 0.02% | −2,040,954−61.4% | Reduced |
| Dimensional Fund Advisors LP | 1,432,117 | $10.2M | 0.00% | +143,604+11.1% | Added |
| AQR Capital Management LLC | 1,435,628 | $10.3M | 0.01% | +452,788+46.1% | Added |
| Nomura Holdings Inc | 1,536,660 | $11.0M | 0.06% | +1,202,660+360.1% | Added |
| BNP Paribas Arbitrage, SA | 1,671,086 | $11.9M | 0.01% | +778,427+87.2% | Added |
| Citadel Advisors LLC | 2,604,018 | $18.6M | 0.02% | −21,933−0.8% | Reduced |
| Northern Trust Corp | 3,335,080 | $23.8M | 0.00% | +150,636+4.7% | Added |
| Barclays PLC | 3,668,336 | $26.2M | 0.01% | +120,469+3.4% | Added |
| Schroder Investment Management Group | 4,300,183 | $28.2M | 0.03% | +717,725+20.0% | Added |
| State Street Corp | 3,966,711 | $28.4M | 0.00% | +94,983+2.5% | Added |
| Rafferty Asset Management, LLC | 5,576,578 | $39.9M | 0.17% | −599,160−9.7% | Reduced |
| Goldman Sachs Group Inc | 5,655,721 | $40.4M | 0.01% | +537,777+10.5% | Added |
| Citigroup Inc | 6,030,617 | $43.1M | 0.03% | +196,262+3.4% | Added |
| Millennium Management LLC | 7,893,548 | $56.4M | 0.05% | −6,435,845−44.9% | Reduced |
| Bank of America Corp | 7,979,139 | $57.1M | 0.01% | +2,990,156+59.9% | Added |
| UBS Group AG | 15,446,332 | $110.4M | 0.02% | +5,862,283+61.2% | Added |
| Vanguard Group Inc | 15,712,184 | $112.3M | 0.00% | −235,570−1.5% | Reduced |
| Morgan Stanley | 18,001,694 | $128.7M | 0.01% | +10,348,357+135.2% | Added |
| BlackRock, Inc. | 22,797,255 | $163.0M | 0.00% | −817,786−3.5% | Reduced |
| Proequities, Inc. | 0 | $0 | 0.00% | −1,897−100.0% | Sold out |
| Fisher Asset Management, LLC | 0 | $0 | 0.00% | −7,300,362−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −2,679,214−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −1,967,384−100.0% | Sold out |
| Genesis Investment Management, LLP | 0 | $0 | 0.00% | −1,009,031−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −275,701−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −204,666−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −201,170−100.0% | Sold out |
| North of South Capital LLP | 0 | $0 | 0.00% | −160,509−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −160,338−100.0% | Sold out |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −100,121−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −97,052−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −83,100−100.0% | Sold out |
| Banque Pictet & Cie SA | 0 | $0 | 0.00% | −74,509−100.0% | Sold out |
| Vontobel Holding Ltd. | 0 | $0 | 0.00% | −62,107−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −58,333−100.0% | Sold out |
| Mizuho Securities Co. Ltd. | 0 | $0 | 0.00% | −53,335−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −45,945−100.0% | Sold out |
| IMC-Chicago, LLC | 0 | $0 | 0.00% | −39,452−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −33,483−100.0% | Sold out |
| Boston Private Wealth LLC | 0 | $0 | 0.00% | −32,723−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −31,036−100.0% | Sold out |
| Groupama Asset Managment | 0 | $0 | 0.00% | −28,254−100.0% | Sold out |
| Laird Norton Trust Company, LLC | 0 | $0 | 0.00% | −23,754−100.0% | Sold out |
| Waldron Private Wealth LLC | 0 | $0 | 0.00% | −17,617−100.0% | Sold out |
| Angeles Investment Advisors, LLC | 0 | $0 | 0.00% | −14,447−100.0% | Sold out |
| Bleakley Financial Group, LLC | 0 | $0 | 0.00% | −13,439−100.0% | Sold out |
| Apollon Wealth Management, LLC | 0 | $0 | 0.00% | −13,157−100.0% | Sold out |
| Neuberger Berman Group LLC | 0 | $0 | 0.00% | −12,993−100.0% | Sold out |
| Rehmann Capital Advisory Group | 0 | $0 | 0.00% | −12,147−100.0% | Sold out |
| MML Investors Services, LLC | 0 | $0 | 0.00% | −12,035−100.0% | Sold out |
| Bank of New York Mellon Corp | 0 | $0 | 0.00% | −11,082−100.0% | Sold out |
| KilterHowling LLC | 0 | $0 | 0.00% | −11,729−100.0% | Sold out |
| Evergreen Capital Management LLC | 0 | $0 | 0.00% | −10,574−100.0% | Sold out |
| Diversified Trust Co | 0 | $0 | 0.00% | −10,228−100.0% | Sold out |
| Savant Capital, LLC | 0 | $0 | 0.00% | −10,223−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −6,000−100.0% | Sold out |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0 | $0 | 0.00% | −1,800−100.0% | Sold out |
| Venturi Wealth Management, LLC | 0 | $0 | 0.00% | −968−100.0% | Sold out |
| Smartleaf Asset Management LLC | 0 | $0 | 0.00% | −590−100.0% | Sold out |
| Harbour Investments, Inc. | 0 | $0 | 0.00% | −421−100.0% | Sold out |
| Lee Danner & Bass Inc | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Van Hulzen Asset Management, LLC | 0 | $0 | 0.00% | −47−100.0% | Sold out |
| Transce3nd, LLC | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| Wetherby Asset Management Inc | – | – | – | – | Not filed |
| Vise Technologies, Inc. | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |