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 |
|---|---|---|---|---|---|
| Allspring Global Investments Holdings, LLC | 28,294 | $703.4K | 0.00% | +5,182+22.4% | Added |
| Franklin Resources Inc | 26,107 | $710.4K | 0.00% | +2,937+12.7% | Added |
| Public Employees Retirement System of Ohio | 26,121 | $710.8K | 0.00% | +26,121 | New |
| Canopy Partners, LLC | 26,143 | $711.4K | 0.21% | +498+1.9% | Added |
| Greenspring Advisors, LLC | 26,230 | $713.7K | 0.04% | −1,026−3.8% | Reduced |
| Keybank National Association | 26,385 | $717.9K | 0.00% | +1,861+7.6% | Added |
| Xponance, Inc. | 26,765 | $728.3K | 0.00% | −21,187−44.2% | Reduced |
| Aquatic Capital Management LLC | 26,829 | $730.0K | 0.03% | −577,150−95.6% | Reduced |
| Vanguard Global Advisers, LLC | 27,891 | $758.9K | 0.00% | −35,417−55.9% | Reduced |
| Candriam Luxembourg S.C.A. | 28,764 | $781.9K | 0.00% | 00.0% | Unchanged |
| Maverick Capital LtdSuperinvestorMaverick Capital | 28,759 | $782.5K | 0.01% | +28,759 | New |
| X Advisors, LLC | – | $794.4K | 2.12% | – | New |
| Aprio Wealth Management, LLC | 29,681 | $807.6K | 0.04% | +3,693+14.2% | Added |
| Foster Group, Inc. | 30,851 | $839.5K | 0.02% | −8,775−22.1% | Reduced |
| Summit Global Investments | 32,706 | $890.0K | 0.05% | −120,887−78.7% | Reduced |
| Headlands Technologies LLC | 32,855 | $894.0K | 0.09% | −68,901−67.7% | Reduced |
| Savant Capital, LLC | 49,486 | $906.9K | 0.00% | +22,246+81.7% | Added |
| HB Wealth Management, LLC | 34,541 | $939.9K | 0.01% | +10,391+43.0% | Added |
| Ameriprise Financial Inc | 34,966 | $951.4K | 0.00% | +5,499+18.7% | Added |
| United Capital Financial Advisers, LLC | 35,252 | $959.2K | 0.01% | +11,667+49.5% | Added |
| CogentBlue Wealth Advisors, LLC | 35,430 | $964.0K | 0.55% | +5,672+19.1% | Added |
| Focused Alpha, LLC | 36,364 | $989.5K | 0.25% | +3,495+10.6% | Added |
| SummitTX Capital, L.P. | 36,453 | $991.9K | 0.03% | +17,663+94.0% | Added |
| BSW Wealth Partners | 36,773 | $1.00M | 0.11% | −2,504−6.4% | Reduced |
| Ariadne Wealth Management, LP | 38,036 | $1.03M | 0.46% | −3,970−9.5% | Reduced |
| Foster Victor Wealth Advisors, LLC | 43,991 | $1.05M | 0.06% | +4,030+10.1% | Added |
| Cantor Fitzgerald, L. P. | 38,946 | $1.06M | 0.02% | +38,946 | New |
| IMC-Chicago, LLC | 39,242 | $1.07M | 0.01% | +15,713+66.8% | Added |
| Abacus Wealth Partners, LLC | 39,510 | $1.08M | 0.11% | −16,350−29.3% | Reduced |
| Ronald Blue Trust, Inc. | 39,924 | $1.09M | 0.01% | −35,562−47.1% | Reduced |
| Advisor Group Holdings, Inc. | 40,632 | $1.11M | 0.00% | +11,643+40.2% | Added |
| Evergreen Capital Management LLC | 40,817 | $1.11M | 0.02% | +3,600+9.7% | Added |
| Raymond James Financial Inc | 41,224 | $1.12M | 0.00% | +24,390+144.9% | Added |
| Aaron Wealth Advisors | 41,929 | $1.14M | 0.06% | +6,002+16.7% | Added |
| PCM Encore, LLC | 42,950 | $1.17M | 0.21% | +2,784+6.9% | Added |
| Artemis Investment Management LLP | 44,485 | $1.21M | 0.01% | 00.0% | Unchanged |
| Colony Group, LLC | 46,495 | $1.27M | 0.00% | +949+2.1% | Added |
| Cetera Investment Advisers | 46,968 | $1.28M | 0.00% | +29,213+164.5% | Added |
| HighTower Advisors, LLC | 47,609 | $1.30M | 0.00% | +9,493+24.9% | Added |
| Buckingham Strategic Partners | 47,685 | $1.30M | 0.01% | −111−0.2% | Reduced |
| Caitong International Asset Management Co., Ltd | 48,516 | $1.32M | 0.18% | +23,134+91.1% | Added |
| Haven Private, LLC | 49,119 | $1.34M | 0.51% | +69+0.1% | Added |
| Ridgewood Investments LLC | 49,192 | $1.34M | 0.50% | −1,500−3.0% | Reduced |
| North of South Capital LLP | 50,700 | $1.38M | 0.10% | −354,375−87.5% | Reduced |
| Rockefeller Capital Management L.P. | 55,951 | $1.52M | 0.00% | +5,659+11.3% | Added |
| Bridgewater Advisors Inc. | 82,442 | $1.54M | 0.08% | +2,639+3.3% | Added |
| Capstone Capital Management Ltd | 57,523 | $1.57M | 0.70% | +57,523 | New |
| Royal Bank of Canada | 63,154 | $1.72M | 0.00% | +26,485+72.2% | Added |
| UBS Asset Management Americas Inc | 63,473 | $1.73M | 0.00% | +4,300+7.3% | Added |
| Engineers Gate Manager LP | 64,581 | $1.76M | 0.02% | −143,768−69.0% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 65,894 | $1.79M | 0.00% | −6,122−8.5% | Reduced |
| Bank of Montreal | 69,708 | $1.90M | 0.00% | −8,258−10.6% | Reduced |
| PDS Planning, Inc | 69,876 | $1.90M | 0.11% | −2,149−3.0% | Reduced |
| TCW Group Inc | 70,630 | $1.92M | 0.01% | −12,403−14.9% | Reduced |
| Mercer Global Advisors Inc | 71,417 | $1.94M | 0.00% | +31,642+79.6% | Added |
| Atomi Financial Group, Inc. | 72,566 | $1.97M | 0.05% | +10,936+17.7% | Added |
| Anther Capital Ltd | 86,100 | $2.34M | 0.06% | +86,100 | New |
| AnglePoint Asset Management Ltd | 86,267 | $2.35M | 1.52% | +86,267 | New |
| Hantz Financial Services, Inc. | 88,812 | $2.42M | 0.03% | +22,175+33.3% | Added |
| QRG Capital Management, Inc. | 90,673 | $2.47M | 0.02% | +3,746+4.3% | Added |
| West Family Investments, Inc. | 92,392 | $2.51M | 0.73% | −32,932−26.3% | Reduced |
| Virtu Financial LLC | 92,735 | $2.52M | 0.08% | +82,270+786.1% | Added |
| Vestmark Advisory Solutions, Inc. | 93,043 | $2.53M | 0.02% | −101,681−52.2% | Reduced |
| Aubrey Capital Management Ltd | 100,000 | $2.72M | 1.70% | +100,000 | New |
| Ritholtz Wealth Management | 100,009 | $2.72M | 0.04% | +16,299+19.5% | Added |
| Generali Investments CEE, investicni spolecnost, a.s. | 102,036 | $2.78M | 0.13% | +621+0.6% | Added |
| AIA Group Ltd | 102,286 | $2.78M | 0.04% | +11,487+12.7% | Added |
| Mirae Asset Global Investments Co., Ltd. | 112,570 | $3.06M | 0.01% | +112,570 | New |
| Walleye Capital LLC | 113,494 | $3.09M | 0.01% | +40,755+56.0% | Added |
| SEI Investments Co | 113,874 | $3.10M | 0.00% | −55,309−32.7% | Reduced |
| Polymer Capital Management (HK) LTD | 115,074 | $3.13M | 0.32% | +115,074 | New |
| Invesco Ltd. | 115,680 | $3.15M | 0.00% | +12,916+12.6% | Added |
| LPL Financial LLC | 116,323 | $3.17M | 0.00% | +3,967+3.5% | Added |
| The PNC Financial Services Group, Inc. | 118,012 | $3.21M | 0.00% | −48,745−29.2% | Reduced |
| Eurizon Capital SGR S.p.A. | 120,446 | $3.24M | 0.01% | −403,758−77.0% | Reduced |
| Envestnet Asset Management Inc | 118,955 | $3.24M | 0.00% | −33,706−22.1% | Reduced |
| Boston Partners | 119,435 | $3.25M | 0.00% | +119,435 | New |
| Frank, Rimerman Advisors LLC | 124,326 | $3.38M | 0.19% | +1,293+1.1% | Added |
| CAPROCK Group, Inc. | 126,799 | $3.45M | 0.07% | +14,155+12.6% | Added |
| Parallel Advisors, LLC | 129,565 | $3.53M | 0.05% | +4,727+3.8% | Added |
| Profund Advisors LLC | 133,794 | $3.64M | 0.10% | +9,449+7.6% | Added |
| Callan Family Office, LLC | 133,907 | $3.64M | 0.07% | −13,637−9.2% | Reduced |
| Delta Global Management LP | 133,925 | $3.64M | 0.40% | −25,822−16.2% | Reduced |
| FMR LLC | 136,613 | $3.72M | 0.00% | +16,465+13.7% | Added |
| CI Private Wealth, LLC | 137,946 | $3.75M | 0.01% | −18,299−11.7% | Reduced |
| Marshall Wace, LLP | 139,510 | $3.80M | 0.00% | −65,904−32.1% | Reduced |
| Lazard Asset Management LLC | 140,112 | $3.81M | 0.01% | +70,124+100.2% | Added |
| Pathstone Holdings, LLC | 142,719 | $3.88M | 0.01% | +39,817+38.7% | Added |
| Greenleaf Trust | 144,148 | $3.92M | 0.04% | +1,152+0.8% | Added |
| Storebrand Asset Management AS | 146,875 | $4.00M | 0.01% | −160,477−52.2% | Reduced |
| XTX Topco Ltd | 167,200 | $4.55M | 0.06% | +16,345+10.8% | Added |
| Mariner, LLC | 170,263 | $4.63M | 0.00% | −20,119−10.6% | Reduced |
| Abn Amro Investment Solutions | 172,000 | $4.68M | 0.04% | +84,300+96.1% | Added |
| Vise Technologies, Inc. | 174,880 | $4.76M | 0.05% | +32,646+23.0% | Added |
| Baird Financial Group, Inc. | 175,563 | $4.78M | 0.01% | −250,340−58.8% | Reduced |
| Robeco Institutional Asset Management B.V. | 185,209 | $5.04M | 0.01% | −126,323−40.5% | Reduced |
| Sequoia Financial Advisors, LLC | 187,208 | $5.09M | 0.03% | −19,845−9.6% | Reduced |
| Crossmark Global Holdings, Inc. | 191,794 | $5.22M | 0.07% | +6,321+3.4% | Added |
| Ballentine Partners, LLC | 192,689 | $5.24M | 0.06% | +30,595+18.9% | Added |
| D. E. Shaw & Co., Inc. | 196,314 | $5.34M | 0.00% | −1,695,294−89.6% | Reduced |