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, Q4 2025
Institutional positions in United Microelectronics Corp as of Dec 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
- 271
- +38 vs. Q3 2025
- Shares held
- 152.3M
- +20.3M (+15.3%) vs. Q3 2025
- Total value
- $1.19B
- +$190.1M (+19.0%) vs. Q3 2025
- New holders
- 62
- 119 more added
- Sold out
- 24
- 55 more reduced
7 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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, Q4 2025
Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wealth Architects, LLC | 14,981 | $117.8K | 0.01% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 15,068 | $118.4K | 0.00% | +701+4.9% | Added |
| Assetmark, Inc | 15,185 | $119.4K | 0.00% | +12,712+514.0% | Added |
| Euro Pacific Asset Management, LLC | 14,716 | $120.0K | 0.01% | +4,700+46.9% | Added |
| Cetera Investment Advisers | 15,472 | $121.6K | 0.00% | +1,103+7.7% | Added |
| Atria Investments LLC | 15,970 | $125.5K | 0.00% | −97−0.6% | Reduced |
| Walleye Capital LLC | 16,240 | $127.6K | 0.00% | +16,240 | New |
| Prime Capital Investment Advisors, LLC | 16,531 | $129.9K | 0.00% | −459−2.7% | Reduced |
| EP Wealth Advisors, LLC | 17,112 | $134.5K | 0.00% | +17,112 | New |
| Allspring Global Investments Holdings, LLC | 17,158 | $134.5K | 0.00% | +4,217+32.6% | Added |
| Raymond James Financial Inc | 17,418 | $136.9K | 0.00% | −18,083−50.9% | Reduced |
| EverSource Wealth Advisors, LLC | 17,980 | $141.3K | 0.01% | −386−2.1% | Reduced |
| Argos Wealth Advisors, LLC | 18,193 | $143.0K | 0.04% | +18,193 | New |
| Hennessy Advisors Inc | 18,212 | $143.1K | 0.01% | +1,471+8.8% | Added |
| Flow Traders U.S. LLC | 18,508 | $145.0K | 0.00% | +18,508 | New |
| Inspire Advisors, LLC | 18,872 | $148.3K | 0.01% | +233+1.3% | Added |
| Natural Investments, LLC | 19,273 | $151.0K | 0.04% | −594−3.0% | Reduced |
| Coldstream Capital Management Inc | 19,327 | $151.9K | 0.00% | −6,747−25.9% | Reduced |
| United Capital Financial Advisers, LLC | 19,402 | $152.5K | 0.00% | +1,877+10.7% | Added |
| HB Wealth Management, LLC | 19,441 | $152.8K | 0.00% | +7,769+66.6% | Added |
| Crestwood Advisors Group LLC | 19,501 | $153.3K | 0.00% | +6,410+49.0% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 19,890 | $156.3K | 0.00% | +19,890 | New |
| HighTower Advisors, LLC | 20,101 | $158.0K | 0.00% | +2,846+16.5% | Added |
| Xponance, Inc. | 20,494 | $161.1K | 0.00% | +1,384+7.2% | Added |
| Resonant Capital Advisors, LLC | 20,804 | $163.5K | 0.01% | +20,804 | New |
| Savant Capital, LLC | 20,884 | $164.1K | 0.00% | −1,201−5.4% | Reduced |
| CBOE Vest Financial, LLC | 21,259 | $167.1K | 0.00% | +7,376+53.1% | Added |
| Advisor Group Holdings, Inc. | 21,790 | $171.3K | 0.00% | +9,786+81.5% | Added |
| Abn Amro Investment Solutions | 21,900 | $172.1K | 0.00% | +21,900 | New |
| Franklin Resources Inc | 23,170 | $182.1K | 0.00% | −202−0.9% | Reduced |
| Aprio Wealth Management, LLC | 23,610 | $185.6K | 0.01% | +1,563+7.1% | Added |
| Prudential Financial Inc | 23,570 | $187.6K | 0.00% | 00.0% | Unchanged |
| Silvercrest Asset Management Group LLC | 24,070 | $189.2K | 0.00% | +5,390+28.9% | Added |
| CWM, LLC | 24,299 | $191.0K | 0.00% | +2,204+10.0% | Added |
| Pinnacle Wealth Planning Services, Inc. | 24,620 | $193.5K | 0.02% | −698−2.8% | Reduced |
| Sivia Capital Partners, LLC | 24,794 | $194.9K | 0.04% | −2,537−9.3% | Reduced |
| Canopy Partners, LLC | 25,289 | $198.8K | 0.06% | 00.0% | Unchanged |
| BCJ Capital Management, LLC | 25,647 | $201.6K | 0.01% | +5,308+26.1% | Added |
| UBS Asset Management Americas Inc | 25,895 | $203.5K | 0.00% | +25,895 | New |
| Greenspring Advisors, LLC | 26,013 | $204.5K | 0.01% | +26,013 | New |
| Ameriprise Financial Inc | 26,577 | $208.9K | 0.00% | +726+2.8% | Added |
| SEI Investments Co | 27,798 | $218.5K | 0.00% | +4,719+20.4% | Added |
| R Squared Ltd | 27,926 | $219.5K | 0.10% | +27,926 | New |
| Focused Alpha, LLC | 28,108 | $220.9K | 0.06% | +28,108 | New |
| Verus Capital Partners, LLC | 28,650 | $225.2K | 0.02% | +5,900+25.9% | Added |
| Candriam Luxembourg S.C.A. | 28,764 | $226.1K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 29,092 | $228.0K | 0.00% | +24,247+500.5% | Added |
| Glenmede Trust Co NA | 29,049 | $228.3K | 0.00% | +29,049 | New |
| CogentBlue Wealth Advisors, LLC | 29,206 | $229.6K | 0.16% | +9,457+47.9% | Added |
| Vontobel Holding Ltd. | 30,387 | $238.8K | 0.00% | +30,387 | New |
| FourThought Financial Partners, LLC | 31,357 | $246.5K | 0.02% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 32,127 | $252.5K | 0.00% | +3,926+13.9% | Added |
| PCM Encore, LLC | 36,659 | $288.1K | 0.06% | +36,659 | New |
| Evergreen Capital Management LLC | 37,217 | $292.5K | 0.01% | +8,567+29.9% | Added |
| Arta Finance Wealth Management LLC | 39,294 | $308.9K | 0.16% | +39,294 | New |
| Foster Group, Inc. | 39,564 | $311.0K | 0.01% | −2,301−5.5% | Reduced |
| Mercer Global Advisors Inc | 39,704 | $312.1K | 0.00% | −1,026−2.5% | Reduced |
| QRG Capital Management, Inc. | 40,378 | $317.4K | 0.00% | −3,752−8.5% | Reduced |
| Colony Group, LLC | 42,362 | $333.0K | 0.00% | +15,400+57.1% | Added |
| Foster Victor Wealth Advisors, LLC | 38,635 | $359.3K | 0.02% | +10,184+35.8% | Added |
| Buckingham Strategic Partners | 45,925 | $361.0K | 0.00% | +12,081+35.7% | Added |
| BSW Wealth Partners | 51,573 | $405.4K | 0.05% | +2,385+4.8% | Added |
| Atomi Financial Group, Inc. | 53,144 | $417.7K | 0.01% | +8,371+18.7% | Added |
| Bridgefront Capital, LLC | 54,434 | $427.9K | 0.11% | +41,874+333.4% | Added |
| Yousif Capital Management, LLC | 39,941 | $430.6K | 0.00% | 00.0% | Unchanged |
| Ariadne Wealth Management, LP | 42,006 | $432.2K | 0.18% | +108+0.3% | Added |
| Bank of Montreal | 55,957 | $439.8K | 0.00% | +37,138+197.3% | Added |
| Quantbot Technologies LP | 56,125 | $441.1K | 0.01% | −179,479−76.2% | Reduced |
| Abacus Wealth Partners, LLC | 56,625 | $445.1K | 0.04% | +56,625 | New |
| Neuberger Berman Group LLC | 56,901 | $447.2K | 0.00% | +24,617+76.3% | Added |
| Hantz Financial Services, Inc. | 64,090 | $504.0K | 0.01% | +21,897+51.9% | Added |
| GTS Securities LLC | 64,661 | $508.2K | 0.02% | +33,497+107.5% | Added |
| LPL Financial LLC | 66,943 | $526.2K | 0.00% | −1,236−1.8% | Reduced |
| Bayforest Capital Ltd | 70,237 | $552.1K | 0.41% | +10,571+17.7% | Added |
| Callan Family Office, LLC | 72,819 | $572.4K | 0.01% | +35,353+94.4% | Added |
| TCW Group Inc | 73,375 | $576.7K | 0.00% | 00.0% | Unchanged |
| PDS Planning, Inc | 73,876 | $580.7K | 0.04% | +5,478+8.0% | Added |
| Cambridge Investment Research Advisors, Inc. | 75,503 | $593.0K | 0.00% | −5,419−6.7% | Reduced |
| Vestmark Advisory Solutions, Inc. | 75,826 | $596.0K | 0.01% | +75,826 | New |
| FIL Ltd | 78,854 | $619.8K | 0.00% | +78,854 | New |
| Ritholtz Wealth Management | 83,130 | $653.4K | 0.01% | −191−0.2% | Reduced |
| Ronald Blue Trust, Inc. | 85,486 | $671.9K | 0.01% | −52,252−37.9% | Reduced |
| Invesco Ltd. | 89,935 | $706.9K | 0.00% | +741+0.8% | Added |
| DGS Capital Management, LLC | 92,945 | $730.5K | 0.13% | −665−0.7% | Reduced |
| Jump Financial, LLC | 94,282 | $741.1K | 0.01% | −130,966−58.1% | Reduced |
| Pathstone Holdings, LLC | 100,424 | $789.3K | 0.00% | +6,812+7.3% | Added |
| Envestnet Asset Management Inc | 100,815 | $792.4K | 0.00% | +52,801+110.0% | Added |
| Generali Investments CEE, investicni spolecnost, a.s. | 101,415 | $797.1K | 0.06% | −68,000−40.1% | Reduced |
| CAPROCK Group, Inc. | 104,116 | $818.4K | 0.02% | −2,269−2.1% | Reduced |
| Ignite Planners, LLC | 84,928 | $864.6K | 0.13% | −25,740−23.3% | Reduced |
| Bridgewater Advisors Inc. | 78,354 | $872.1K | 0.06% | +365+0.5% | Added |
| Parallel Advisors, LLC | 121,132 | $952.1K | 0.02% | −461−0.4% | Reduced |
| Frank, Rimerman Advisors LLC | 123,033 | $967.0K | 0.06% | +102,259+492.2% | Added |
| Profund Advisors LLC | 125,803 | $988.8K | 0.03% | −6,118−4.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 128,821 | $1.01M | 0.00% | +128,821 | New |
| Skopos Labs, Inc. | 133,613 | $1.06M | 0.05% | +93,167+230.3% | Added |
| JPMorgan Chase & Co | 141,340 | $1.11M | 0.00% | −466,693−76.8% | Reduced |
| Vise Technologies, Inc. | 142,234 | $1.12M | 0.02% | +8,069+6.0% | Added |
| CI Private Wealth, LLC | 146,966 | $1.16M | 0.00% | +11,440+8.4% | Added |
| Toroso Investments, LLC | 147,034 | $1.16M | 0.00% | +25,520+21.0% | Added |