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, Q3 2025
Institutional positions in United Microelectronics Corp as of Sep 30, 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
- 240
- +3 vs. Q2 2025
- Shares held
- 132.6M
- −18.6M (−12.3%) vs. Q2 2025
- Total value
- $1.00B
- −$153.5M (−13.3%) vs. Q2 2025
- New holders
- 41
- 81 more added
- Sold out
- 38
- 88 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Diametric Capital, LP | 17,238 | $130.7K | 0.05% | +17,238 | New |
| HighTower Advisors, LLC | 17,255 | $130.8K | 0.00% | −4,799−21.8% | Reduced |
| United Capital Financial Advisers, LLC | 17,525 | $132.8K | 0.00% | +193+1.1% | Added |
| EverSource Wealth Advisors, LLC | 18,366 | $139.2K | 0.01% | −2,745−13.0% | Reduced |
| Inspire Advisors, LLC | 18,639 | $141.3K | 0.01% | +284+1.5% | Added |
| Silvercrest Asset Management Group LLC | 18,680 | $141.6K | 0.00% | +18,680 | New |
| Bank of Montreal | 18,819 | $142.6K | 0.00% | +1,977+11.7% | Added |
| Xponance, Inc. | 19,110 | $144.9K | 0.00% | +1,445+8.2% | Added |
| CIBC World Markets Inc. | 19,307 | $146.3K | 0.00% | +1,575+8.9% | Added |
| CogentBlue Wealth Advisors, LLC | 19,749 | $149.7K | 0.10% | +9,377+90.4% | Added |
| Natural Investments, LLC | 19,867 | $150.0K | 0.04% | +3,558+21.8% | Added |
| BCJ Capital Management, LLC | 20,339 | $154.2K | 0.01% | +9,093+80.9% | Added |
| EntryPoint Capital, LLC | 20,397 | $154.6K | 0.06% | +1,585+8.4% | Added |
| Frank, Rimerman Advisors LLC | 20,774 | $157.5K | 0.01% | −41,308−66.5% | Reduced |
| CWM, LLC | 22,095 | $167.0K | 0.00% | +2,882+15.0% | Added |
| Aprio Wealth Management, LLC | 22,047 | $167.1K | 0.02% | −537−2.4% | Reduced |
| Savant Capital, LLC | 22,085 | $167.4K | 0.00% | −3,183−12.6% | Reduced |
| Verus Capital Partners, LLC | 22,750 | $172.4K | 0.01% | +3,300+17.0% | Added |
| SEI Investments Co | 23,079 | $174.9K | 0.00% | −49,520−68.2% | Reduced |
| Franklin Resources Inc | 23,372 | $177.2K | 0.00% | −1,363−5.5% | Reduced |
| Prudential Financial Inc | 23,570 | $178.7K | 0.00% | 00.0% | Unchanged |
| Wealthstream Advisors, Inc. | 23,586 | $178.8K | 0.03% | −1,619−6.4% | Reduced |
| Canopy Partners, LLC | 25,289 | $191.7K | 0.06% | +964+4.0% | Added |
| Pinnacle Wealth Planning Services, Inc. | 25,318 | $191.9K | 0.02% | −436−1.7% | Reduced |
| Ameriprise Financial Inc | 25,851 | $196.0K | 0.00% | −4,723−15.4% | Reduced |
| Coldstream Capital Management Inc | 26,074 | $197.6K | 0.00% | +26,074 | New |
| Colony Group, LLC | 26,962 | $204.4K | 0.00% | +10,545+64.2% | Added |
| Foster Victor Wealth Advisors, LLC | 28,451 | $206.3K | 0.01% | +4,873+20.7% | Added |
| Sivia Capital Partners, LLC | 27,331 | $207.2K | 0.06% | −2,077−7.1% | Reduced |
| Glenmede Investment Management, LP | 27,377 | $207.5K | 0.00% | −328−1.2% | Reduced |
| Acadian Asset Management LLC | 27,521 | $208.0K | 0.00% | −287,472−91.3% | Reduced |
| Engineers Gate Manager LP | 28,201 | $213.8K | 0.00% | +28,201 | New |
| Evergreen Capital Management LLC | 28,650 | $217.2K | 0.01% | −15,548−35.2% | Reduced |
| Candriam Luxembourg S.C.A. | 28,764 | $218.0K | 0.00% | 00.0% | Unchanged |
| GTS Securities LLC | 31,164 | $236.2K | 0.01% | +31,164 | New |
| FourThought Financial Partners, LLC | 31,357 | $237.7K | 0.02% | +31,357 | New |
| Redwood Wealth Management Group, LLC | 32,200 | $244.1K | 0.10% | −4,471−12.2% | Reduced |
| Neuberger Berman Group LLC | 32,284 | $244.7K | 0.00% | −29,820−48.0% | Reduced |
| Buckingham Strategic Partners | 33,844 | $254.7K | 0.00% | +9,159+37.1% | Added |
| Raymond James Financial Inc | 35,501 | $269.1K | 0.00% | −109−0.3% | Reduced |
| Capital Fund Management S.A. | 36,100 | $273.6K | 0.00% | +300+0.8% | Added |
| Callan Family Office, LLC | 37,466 | $284.0K | 0.01% | −17,288−31.6% | Reduced |
| Ariadne Wealth Management, LP | 41,898 | $297.9K | 0.13% | +9,273+28.4% | Added |
| Yousif Capital Management, LLC | 39,941 | $302.8K | 0.00% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 40,730 | $308.7K | 0.00% | −2,298−5.3% | Reduced |
| Skopos Labs, Inc. | 40,446 | $310.6K | 0.04% | −548−1.3% | Reduced |
| Foster Group, Inc. | 41,865 | $317.3K | 0.01% | −1,485−3.4% | Reduced |
| Hantz Financial Services, Inc. | 42,193 | $320.0K | 0.00% | +20,737+96.6% | Added |
| QRG Capital Management, Inc. | 44,130 | $334.5K | 0.00% | −21,897−33.2% | Reduced |
| Atomi Financial Group, Inc. | 44,773 | $339.4K | 0.01% | −5,587−11.1% | Reduced |
| First Affirmative Financial Network | 45,578 | $345.5K | 0.16% | +1,346+3.0% | Added |
| Verition Fund Management LLC | 46,152 | $349.8K | 0.00% | −15,929−25.7% | Reduced |
| Encompass More Asset Management | 46,355 | $351.4K | 0.07% | +46,355 | New |
| Envestnet Asset Management Inc | 48,014 | $363.9K | 0.00% | −42,100−46.7% | Reduced |
| BSW Wealth Partners | 49,188 | $372.8K | 0.05% | +13,706+38.6% | Added |
| Citadel Advisors LLC | 50,539 | $383.1K | 0.00% | −542,340−91.5% | Reduced |
| Aigen Investment Management, LP | 53,905 | $408.6K | 0.06% | +53,905 | New |
| Ridgewood Investments LLC | 54,667 | $414.4K | 0.17% | +54,667 | New |
| Bayforest Capital Ltd | 59,666 | $452.3K | 0.22% | +40,337+208.7% | Added |
| LPL Financial LLC | 68,179 | $516.8K | 0.00% | +9,690+16.6% | Added |
| PDS Planning, Inc | 68,398 | $518.5K | 0.04% | −2,360−3.3% | Reduced |
| AXA Investment Managers S.A. | 71,783 | $544.1K | 0.00% | +71,783 | New |
| TCW Group Inc | 73,375 | $556.2K | 0.00% | −7,878−9.7% | Reduced |
| Bridgewater Advisors Inc. | 77,989 | $570.1K | 0.04% | +2,395+3.2% | Added |
| Cambridge Investment Research Advisors, Inc. | 80,922 | $613.0K | 0.00% | +4,787+6.3% | Added |
| Ritholtz Wealth Management | 83,321 | $631.6K | 0.01% | −4,342−5.0% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 86,571 | $656.2K | 0.02% | −73,802−46.0% | Reduced |
| Invesco Ltd. | 89,194 | $676.1K | 0.00% | +1,558+1.8% | Added |
| CAPROCK Group, Inc. | 106,385 | $700.0K | 0.02% | +106,385 | New |
| DGS Capital Management, LLC | 93,610 | $709.6K | 0.13% | +918+1.0% | Added |
| Pathstone Holdings, LLC | 93,612 | $709.6K | 0.00% | −5,923−6.0% | Reduced |
| Balyasny Asset Management LLC | 93,824 | $711.2K | 0.00% | −369,653−79.8% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 95,369 | $722.9K | 0.02% | −875,038−90.2% | Reduced |
| Ignite Planners, LLC | 110,668 | $838.9K | 0.14% | −2,504−2.2% | Reduced |
| Toroso Investments, LLC | 121,514 | $921.1K | 0.00% | +11,139+10.1% | Added |
| Parallel Advisors, LLC | 121,593 | $921.7K | 0.02% | −10,782−8.1% | Reduced |
| North of South Capital LLP | 125,000 | $947.5K | 0.09% | +125,000 | New |
| Profund Advisors LLC | 131,921 | $1.00M | 0.03% | +9,090+7.4% | Added |
| Vise Technologies, Inc. | 134,165 | $1.02M | 0.04% | −58,549−30.4% | Reduced |
| CI Private Wealth, LLC | 135,526 | $1.03M | 0.00% | −44,669−24.8% | Reduced |
| Ronald Blue Trust, Inc. | 137,738 | $1.04M | 0.01% | +38,397+38.7% | Added |
| Mariner, LLC | 143,905 | $1.09M | 0.00% | −42,787−22.9% | Reduced |
| Summit Global Investments | 144,665 | $1.10M | 0.06% | +144,665 | New |
| The PNC Financial Services Group, Inc. | 145,132 | $1.10M | 0.00% | +39,764+37.7% | Added |
| Greenleaf Trust | 150,293 | $1.14M | 0.01% | −493−0.3% | Reduced |
| Natixis Advisors, L.P. | 157,445 | $1.19M | 0.00% | −6,073−3.7% | Reduced |
| Ballentine Partners, LLC | 163,136 | $1.24M | 0.02% | −20,118−11.0% | Reduced |
| Generali Investments CEE, investicni spolecnost, a.s. | 169,415 | $1.28M | 0.10% | −1,364−0.8% | Reduced |
| West Family Investments, Inc. | 173,246 | $1.31M | 0.29% | −14,450−7.7% | Reduced |
| Sequoia Financial Advisors, LLC | 182,141 | $1.38M | 0.01% | +5,538+3.1% | Added |
| Ieq Capital, LLC | 186,209 | $1.41M | 0.00% | +104,956+129.2% | Added |
| FMR LLC | 215,428 | $1.63M | 0.00% | −4,923−2.2% | Reduced |
| Jump Financial, LLC | 225,248 | $1.71M | 0.02% | +225,248 | New |
| Signaturefd, LLC | 227,373 | $1.72M | 0.03% | −5,487−2.4% | Reduced |
| Squarepoint Ops LLC | 234,183 | $1.78M | 0.00% | +85,546+57.6% | Added |
| Quantbot Technologies LP | 235,604 | $1.79M | 0.05% | +227,633+2,855.8% | Added |
| Cerity Partners LLC | 243,085 | $1.84M | 0.00% | +223+0.1% | Added |
| Jane Street Group, LLC | 249,861 | $1.89M | 0.00% | +249,861 | New |
| Mackenzie Financial Corp | 251,916 | $1.91M | 0.00% | +179,182+246.4% | Added |
| Crossmark Global Holdings, Inc. | 259,953 | $1.97M | 0.03% | −1,021,224−79.7% | Reduced |