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, Q2 2026
Institutional positions in United Microelectronics Corp as of Jun 30, 2026. 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
- 365
- +54 vs. Q1 2026
- Shares held
- 180.0M
- +4.41M (+2.5%) vs. Q1 2026
- Total value
- $4.89B
- +$3.33B (+212.6%) vs. Q1 2026
- New holders
- 91
- 130 more added
- Sold out
- 37
- 112 more reduced
8 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ieq Capital, LLC | 196,950 | $5.36M | 0.02% | −11,920−5.7% | Reduced |
| Susquehanna International Group, LLP | 201,041 | $5.47M | 0.00% | −374,697−65.1% | Reduced |
| NLB Skladi, upravljanje premozenja, d.o.o. | 206,000 | $5.61M | 0.21% | +22,141+12.0% | Added |
| Citadel Advisors LLC | 210,158 | $5.72M | 0.00% | −555,164−72.5% | Reduced |
| Deutsche Bank AG | 211,691 | $5.76M | 0.00% | +211,691 | New |
| Natixis Advisors, L.P. | 217,716 | $5.92M | 0.01% | −9,004−4.0% | Reduced |
| Cerity Partners LLC | 218,617 | $5.95M | 0.01% | −26,137−10.7% | Reduced |
| Walleye Trading LLC | 222,621 | $6.06M | 0.08% | +155,350+230.9% | Added |
| B. Metzler seel. Sohn & Co. AG | 222,975 | $6.07M | 0.05% | −430,524−65.9% | Reduced |
| Russell Investments Group, Ltd. | 223,026 | $6.07M | 0.01% | +147,394+194.9% | Added |
| Schroder Investment Management Group | 227,947 | $6.12M | 0.00% | −65,148−22.2% | Reduced |
| Signaturefd, LLC | 229,089 | $6.23M | 0.08% | −1,765−0.8% | Reduced |
| Wellington Management Group LLP | 231,006 | $6.29M | 0.00% | +133,779+137.6% | Added |
| LMR Partners LLP | 255,600 | $6.95M | 0.05% | +255,600 | New |
| Nuveen, LLC | 257,707 | $7.01M | 0.00% | +257,707 | New |
| First Trust Advisors LP | 345,845 | $9.41M | 0.01% | −60,547−14.9% | Reduced |
| Nykredit A/S | 350,050 | $9.52M | 0.04% | +350,050 | New |
| Ethic Inc. | 374,860 | $10.2M | 0.13% | −68,837−15.5% | Reduced |
| Advisors Asset Management, Inc. | 386,286 | $10.5M | 0.16% | +23,198+6.4% | Added |
| Vanguard Fiduciary Trust Co | 420,098 | $11.4M | 0.00% | −20,469−4.6% | Reduced |
| Guggenheim Capital LLC | 422,818 | $11.5M | 0.07% | −9,227−2.1% | Reduced |
| LSV Asset Management | 434,160 | $11.8M | 0.02% | −260,051−37.5% | Reduced |
| JustInvest LLC | 434,448 | $11.8M | 0.10% | +16,128+3.9% | Added |
| Quadrant Capital Group LLC | 444,777 | $12.1M | 0.33% | −17,878−3.9% | Reduced |
| Laird Norton Trust Company, LLC | 476,903 | $13.0M | 0.25% | +15,351+3.3% | Added |
| Rhumbline Advisers | 493,285 | $13.4M | 0.01% | −174,292−26.1% | Reduced |
| Moran Wealth Management, LLC | 500,125 | $13.6M | 0.37% | −410,291−45.1% | Reduced |
| Millennium Management LLC | 505,576 | $13.8M | 0.01% | −1,264,553−71.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 516,370 | $14.1M | 0.07% | +89,729+21.0% | Added |
| Vident Advisory, LLC | 548,932 | $14.9M | 0.11% | −86,323−13.6% | Reduced |
| Squarepoint Ops LLC | 603,410 | $16.4M | 0.03% | +479,915+388.6% | Added |
| Mackenzie Financial Corp | 614,123 | $16.7M | 0.02% | +74,440+13.8% | Added |
| US Bancorp | 683,413 | $18.6M | 0.02% | −132,150−16.2% | Reduced |
| SG Americas Securities, LLC | 687,022 | $18.7M | 0.01% | +587,076+587.4% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 768,617 | $20.9M | 0.02% | −280,753−26.8% | Reduced |
| Quantinno Capital Management LP | 791,129 | $21.5M | 0.03% | +80,525+11.3% | Added |
| Nomura Holdings Inc | 813,901 | $22.1M | 0.09% | +813,901 | New |
| Capital Fund Management S.A. | 897,313 | $24.4M | 0.17% | +151,975+20.4% | Added |
| E Fund Management Co., Ltd. | 995,790 | $27.1M | 0.61% | +995,790 | New |
| BNP Paribas Arbitrage, SA | 1,126,943 | $30.7M | 0.02% | −454,936−28.8% | Reduced |
| Vanguard Portfolio Management LLC | 1,231,451 | $33.5M | 0.00% | −1,531,631−55.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 1,342,996 | $36.5M | 0.07% | +632,913+89.1% | Added |
| Matthews International Capital Management LLC | 1,465,694 | $39.9M | 13.67% | +488,049+49.9% | Added |
| Empowered Funds, LLC | 1,891,076 | $51.5M | 0.27% | +1,891,076 | New |
| Toroso Investments, LLC | 2,355,267 | $64.1M | 0.16% | +759,116+47.6% | Added |
| Creative Planning | 2,450,717 | $66.7M | 0.04% | +86,346+3.7% | Added |
| Two Sigma Investments, LP | 3,088,852 | $84.0M | 0.06% | −6,566,550−68.0% | Reduced |
| Dimensional Fund Advisors LP | 3,218,824 | $87.6M | 0.02% | +369,087+13.0% | Added |
| JPMorgan Chase & Co | 3,660,899 | $98.3M | 0.01% | +3,400,195+1,304.2% | Added |
| Northern Trust Corp | 3,986,872 | $108.5M | 0.01% | +787,998+24.6% | Added |
| Neuberger Berman Group LLC | 4,134,788 | $111.0M | 0.07% | +4,020,723+3,524.9% | Added |
| State Street Corp | 4,878,124 | $132.7M | 0.00% | −135,085−2.7% | Reduced |
| Barclays PLC | 4,892,286 | $133.1M | 0.04% | +153,419+3.2% | Added |
| Citigroup Inc | 5,414,362 | $147.3M | 0.07% | +1,117,640+26.0% | Added |
| Man Group plc | 5,593,427 | $152.2M | 0.28% | −135,474−2.4% | Reduced |
| Acadian Asset Management LLC | 5,753,245 | $156.5M | 0.19% | −2,370,954−29.2% | Reduced |
| Rafferty Asset Management, LLC | 7,653,378 | $208.2M | 0.47% | +2,669,725+53.6% | Added |
| AQR Capital Management LLC | 7,718,125 | $210.0M | 0.07% | −6,995,905−47.5% | Reduced |
| Morgan Stanley | 8,285,573 | $225.5M | 0.01% | −492,330−5.6% | Reduced |
| Vanguard Capital Management LLC | 8,601,967 | $234.1M | 0.01% | −386,476−4.3% | Reduced |
| Bank of America Corp | 10,181,208 | $277.0M | 0.02% | +7,577,990+291.1% | Added |
| Goldman Sachs Group Inc | 11,109,785 | $302.3M | 0.03% | +5,234,921+89.1% | Added |
| UBS Group AG | 11,632,967 | $316.5M | 0.05% | +3,457,823+42.3% | Added |
| BlackRock, Inc. | 31,544,454 | $858.3M | 0.01% | +4,048,574+14.7% | Added |
| GFS Advisors, LLC | 1,370 | – | – | +1,370 | New |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −5,101,879−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −2,570,219−100.0% | Sold out |
| Pacer Advisors, Inc. | 0 | $0 | 0.00% | −1,537,960−100.0% | Sold out |
| Old Mission Capital LLC | 0 | $0 | 0.00% | −225,774−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −164,919−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −163,818−100.0% | Sold out |
| Bridgewater Associates, LP | 0 | $0 | 0.00% | −134,029−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −129,895−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −113,737−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −98,977−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −86,138−100.0% | Sold out |
| Ignite Planners, LLC | 0 | $0 | 0.00% | −81,497−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −56,101−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −53,982−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −51,364−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −49,953−100.0% | Sold out |
| Yousif Capital Management, LLC | 0 | $0 | 0.00% | −39,941−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −27,712−100.0% | Sold out |
| Silvercrest Asset Management Group LLC | 0 | $0 | 0.00% | −25,355−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −23,570−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −21,496−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −19,732−100.0% | Sold out |
| Abc Arbitrage SA | 0 | $0 | 0.00% | −19,658−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −19,334−100.0% | Sold out |
| Brown Advisory Inc | 0 | $0 | 0.00% | −16,620−100.0% | Sold out |
| Mount Yale Investment Advisors, LLC | 0 | $0 | 0.00% | −16,208−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −14,597−100.0% | Sold out |
| Quadrant Private Wealth Management, LLC | 0 | $0 | 0.00% | −11,488−100.0% | Sold out |
| Sepio Capital, LP | 0 | $0 | 0.00% | −11,327−100.0% | Sold out |
| Wall Street Financial Group, Inc. | 0 | $0 | 0.00% | −2,695−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −1,910−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −1,482−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −285−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −114−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |