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 |
|---|---|---|---|---|---|
| Aubrey Capital Management Ltd | 100,000 | $2.72M | 1.70% | +100,000 | New |
| Vestmark Advisory Solutions, Inc. | 93,043 | $2.53M | 0.02% | −101,681−52.2% | Reduced |
| Virtu Financial LLC | 92,735 | $2.52M | 0.08% | +82,270+786.1% | Added |
| West Family Investments, Inc. | 92,392 | $2.51M | 0.73% | −32,932−26.3% | Reduced |
| QRG Capital Management, Inc. | 90,673 | $2.47M | 0.02% | +3,746+4.3% | Added |
| Hantz Financial Services, Inc. | 88,812 | $2.42M | 0.03% | +22,175+33.3% | Added |
| AnglePoint Asset Management Ltd | 86,267 | $2.35M | 1.52% | +86,267 | New |
| Anther Capital Ltd | 86,100 | $2.34M | 0.06% | +86,100 | New |
| Atomi Financial Group, Inc. | 72,566 | $1.97M | 0.05% | +10,936+17.7% | Added |
| Mercer Global Advisors Inc | 71,417 | $1.94M | 0.00% | +31,642+79.6% | Added |
| TCW Group Inc | 70,630 | $1.92M | 0.01% | −12,403−14.9% | Reduced |
| PDS Planning, Inc | 69,876 | $1.90M | 0.11% | −2,149−3.0% | Reduced |
| Bank of Montreal | 69,708 | $1.90M | 0.00% | −8,258−10.6% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 65,894 | $1.79M | 0.00% | −6,122−8.5% | Reduced |
| Engineers Gate Manager LP | 64,581 | $1.76M | 0.02% | −143,768−69.0% | Reduced |
| UBS Asset Management Americas Inc | 63,473 | $1.73M | 0.00% | +4,300+7.3% | Added |
| Royal Bank of Canada | 63,154 | $1.72M | 0.00% | +26,485+72.2% | Added |
| Capstone Capital Management Ltd | 57,523 | $1.57M | 0.70% | +57,523 | New |
| Bridgewater Advisors Inc. | 82,442 | $1.54M | 0.08% | +2,639+3.3% | Added |
| Rockefeller Capital Management L.P. | 55,951 | $1.52M | 0.00% | +5,659+11.3% | Added |
| North of South Capital LLP | 50,700 | $1.38M | 0.10% | −354,375−87.5% | Reduced |
| Ridgewood Investments LLC | 49,192 | $1.34M | 0.50% | −1,500−3.0% | Reduced |
| Haven Private, LLC | 49,119 | $1.34M | 0.51% | +69+0.1% | Added |
| Caitong International Asset Management Co., Ltd | 48,516 | $1.32M | 0.18% | +23,134+91.1% | Added |
| Buckingham Strategic Partners | 47,685 | $1.30M | 0.01% | −111−0.2% | Reduced |
| HighTower Advisors, LLC | 47,609 | $1.30M | 0.00% | +9,493+24.9% | Added |
| Cetera Investment Advisers | 46,968 | $1.28M | 0.00% | +29,213+164.5% | Added |
| Colony Group, LLC | 46,495 | $1.27M | 0.00% | +949+2.1% | Added |
| Artemis Investment Management LLP | 44,485 | $1.21M | 0.01% | 00.0% | Unchanged |
| PCM Encore, LLC | 42,950 | $1.17M | 0.21% | +2,784+6.9% | Added |
| Aaron Wealth Advisors | 41,929 | $1.14M | 0.06% | +6,002+16.7% | Added |
| Raymond James Financial Inc | 41,224 | $1.12M | 0.00% | +24,390+144.9% | Added |
| Evergreen Capital Management LLC | 40,817 | $1.11M | 0.02% | +3,600+9.7% | Added |
| Advisor Group Holdings, Inc. | 40,632 | $1.11M | 0.00% | +11,643+40.2% | Added |
| Ronald Blue Trust, Inc. | 39,924 | $1.09M | 0.01% | −35,562−47.1% | Reduced |
| Abacus Wealth Partners, LLC | 39,510 | $1.08M | 0.11% | −16,350−29.3% | Reduced |
| IMC-Chicago, LLC | 39,242 | $1.07M | 0.01% | +15,713+66.8% | Added |
| Cantor Fitzgerald, L. P. | 38,946 | $1.06M | 0.02% | +38,946 | New |
| Foster Victor Wealth Advisors, LLC | 43,991 | $1.05M | 0.06% | +4,030+10.1% | Added |
| Ariadne Wealth Management, LP | 38,036 | $1.03M | 0.46% | −3,970−9.5% | Reduced |
| BSW Wealth Partners | 36,773 | $1.00M | 0.11% | −2,504−6.4% | Reduced |
| SummitTX Capital, L.P. | 36,453 | $991.9K | 0.03% | +17,663+94.0% | Added |
| Focused Alpha, LLC | 36,364 | $989.5K | 0.25% | +3,495+10.6% | Added |
| CogentBlue Wealth Advisors, LLC | 35,430 | $964.0K | 0.55% | +5,672+19.1% | Added |
| United Capital Financial Advisers, LLC | 35,252 | $959.2K | 0.01% | +11,667+49.5% | Added |
| Ameriprise Financial Inc | 34,966 | $951.4K | 0.00% | +5,499+18.7% | Added |
| HB Wealth Management, LLC | 34,541 | $939.9K | 0.01% | +10,391+43.0% | Added |
| Savant Capital, LLC | 49,486 | $906.9K | 0.00% | +22,246+81.7% | Added |
| Headlands Technologies LLC | 32,855 | $894.0K | 0.09% | −68,901−67.7% | Reduced |
| Summit Global Investments | 32,706 | $890.0K | 0.05% | −120,887−78.7% | Reduced |
| Foster Group, Inc. | 30,851 | $839.5K | 0.02% | −8,775−22.1% | Reduced |
| Aprio Wealth Management, LLC | 29,681 | $807.6K | 0.04% | +3,693+14.2% | Added |
| X Advisors, LLC | – | $794.4K | 2.12% | – | New |
| Maverick Capital LtdSuperinvestorMaverick Capital | 28,759 | $782.5K | 0.01% | +28,759 | New |
| Candriam Luxembourg S.C.A. | 28,764 | $781.9K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 27,891 | $758.9K | 0.00% | −35,417−55.9% | Reduced |
| Aquatic Capital Management LLC | 26,829 | $730.0K | 0.03% | −577,150−95.6% | Reduced |
| Xponance, Inc. | 26,765 | $728.3K | 0.00% | −21,187−44.2% | Reduced |
| Keybank National Association | 26,385 | $717.9K | 0.00% | +1,861+7.6% | Added |
| Greenspring Advisors, LLC | 26,230 | $713.7K | 0.04% | −1,026−3.8% | Reduced |
| Canopy Partners, LLC | 26,143 | $711.4K | 0.21% | +498+1.9% | Added |
| Public Employees Retirement System of Ohio | 26,121 | $710.8K | 0.00% | +26,121 | New |
| Franklin Resources Inc | 26,107 | $710.4K | 0.00% | +2,937+12.7% | Added |
| Allspring Global Investments Holdings, LLC | 28,294 | $703.4K | 0.00% | +5,182+22.4% | Added |
| Banco Bilbao Vizcaya Argentaria, S.A. | 25,316 | $676.0K | 0.00% | +25,316 | New |
| CBOE Vest Financial, LLC | 24,798 | $674.8K | 0.01% | +1,109+4.7% | Added |
| BCJ Capital Management, LLC | 24,037 | $654.0K | 0.03% | −9,501−28.3% | Reduced |
| Crestwood Advisors Group LLC | 23,999 | $653.0K | 0.01% | +2,826+13.3% | Added |
| Atria Investments LLC | 23,545 | $640.7K | 0.01% | +2,788+13.4% | Added |
| Larson Financial Group LLC | 23,401 | $636.7K | 0.02% | −2,969−11.3% | Reduced |
| Glenmede Trust Co NA | 22,494 | $612.1K | 0.00% | −4,496−16.7% | Reduced |
| FIL Ltd | 22,304 | $606.9K | 0.00% | −40,955−64.7% | Reduced |
| Tudor Investment Corp Et Al | 21,902 | $596.0K | 0.00% | +4,335+24.7% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 21,699 | $590.4K | 0.01% | −5,353−19.8% | Reduced |
| Resonant Capital Advisors, LLC | 21,310 | $579.8K | 0.03% | −33−0.2% | Reduced |
| Sanctuary Advisors, LLC | 21,162 | $575.8K | 0.00% | +7,302+52.7% | Added |
| Pinnacle Wealth Planning Services, Inc. | 21,092 | $573.9K | 0.05% | −2,939−12.2% | Reduced |
| Verus Capital Partners, LLC | 20,725 | $563.9K | 0.03% | −7,975−27.8% | Reduced |
| Cozad Asset Management Inc | 20,291 | $552.1K | 0.04% | +290+1.4% | Added |
| Farther Finance Advisors, LLC | 20,224 | $549.4K | 0.00% | +6,162+43.8% | Added |
| Verition Fund Management LLC | 20,000 | $544.2K | 0.00% | +20,000 | New |
| FNY Investment Advisers, LLC | 20,000 | $544.0K | 0.20% | +20,000 | New |
| Systematic Alpha Investments, LLC | 19,400 | $527.9K | 0.01% | 00.0% | Unchanged |
| QP Wealth Management, LLC | 18,656 | $507.6K | 0.72% | +18,656 | New |
| Atlas Capital Advisors LLC | 18,643 | $507.3K | 0.06% | +18,643 | New |
| Sivia Capital Partners, LLC | 18,475 | $502.7K | 0.06% | 00.0% | Unchanged |
| Euro Pacific Asset Management, LLC | 17,814 | $500.0K | 0.06% | −738−4.0% | Reduced |
| Coldstream Capital Management Inc | 18,235 | $496.2K | 0.01% | −686−3.6% | Reduced |
| Argos Wealth Advisors, LLC | 18,193 | $495.0K | 0.13% | 00.0% | Unchanged |
| GeoWealth Management, LLC | 17,912 | $487.4K | 0.02% | −2,414−11.9% | Reduced |
| MW Advisory, LLC | 17,691 | $481.4K | 0.19% | +17,691 | New |
| Tairen Capital Ltd | 17,270 | $469.9K | 0.04% | +17,270 | New |
| Miracle Mile Advisors, LLC | 17,167 | $467.1K | 0.01% | +4,671+37.4% | Added |
| EP Wealth Advisors, LLC | 16,879 | $459.3K | 0.00% | +5,191+44.4% | Added |
| MML Investors Services, LLC | 16,704 | $454.5K | 0.00% | +4,487+36.7% | Added |
| Venturi Wealth Management, LLC | 16,612 | $452.0K | 0.02% | +1,571+10.4% | Added |
| May Hill Capital, LLC | 16,574 | $451.0K | 0.09% | +2,221+15.5% | Added |
| Ascent Group, LLC | 16,501 | $449.0K | 0.01% | +2,158+15.0% | Added |
| Kestra Private Wealth Services, LLC | 16,288 | $443.2K | 0.00% | +16,288 | New |
| EverSource Wealth Advisors, LLC | 15,625 | $425.2K | 0.01% | −10,494−40.2% | Reduced |