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, Q1 2026
Institutional positions in United Microelectronics Corp as of Mar 31, 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
- 319
- +51 vs. Q4 2025
- Shares held
- 176.0M
- +37.2M (+26.8%) vs. Q4 2025
- Total value
- $1.57B
- +$484.9M (+44.7%) vs. Q4 2025
- New holders
- 73
- 145 more added
- Sold out
- 22
- 55 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Argos Wealth Advisors, LLC | 18,193 | $163.4K | 0.05% | 00.0% | Unchanged |
| Cetera Investment Advisers | 17,755 | $159.4K | 0.00% | +2,283+14.8% | Added |
| Tudor Investment Corp Et Al | 17,567 | $157.8K | 0.00% | +17,567 | New |
| Inspire Advisors, LLC | 17,313 | $155.5K | 0.01% | −1,559−8.3% | Reduced |
| Natural Investments, LLC | 16,948 | $152.0K | 0.04% | −2,325−12.1% | Reduced |
| Hennessy Advisors Inc | 16,866 | $151.5K | 0.01% | −1,346−7.4% | Reduced |
| Leo Wealth, LLC | 16,700 | $150.0K | 0.01% | +1,752+11.7% | Added |
| Brown Advisory Inc | 16,620 | $149.2K | 0.00% | +16,620 | New |
| Raymond James Financial Inc | 16,834 | $146.8K | 0.00% | −584−3.4% | Reduced |
| Mount Yale Investment Advisors, LLC | 16,208 | $145.5K | 0.00% | +16,208 | New |
| Commonwealth Financial Services, LLC | 15,576 | $139.9K | 0.02% | +15,576 | New |
| MAI Capital Management | 15,300 | $137.4K | 0.00% | +8,114+112.9% | Added |
| Venturi Wealth Management, LLC | 15,041 | $135.1K | 0.01% | +427+2.9% | Added |
| Wealth Architects, LLC | 14,981 | $134.5K | 0.01% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 14,597 | $131.1K | 0.00% | −471−3.1% | Reduced |
| Allworth Financial LP | 14,559 | $130.7K | 0.00% | +5,742+65.1% | Added |
| May Hill Capital, LLC | 14,353 | $128.9K | 0.03% | +261+1.9% | Added |
| Ascent Group, LLC | 14,343 | $128.8K | 0.00% | −29−0.2% | Reduced |
| Farther Finance Advisors, LLC | 14,062 | $126.1K | 0.00% | +2,717+23.9% | Added |
| Commonwealth Equity Services, LLC | 13,896 | $124.8K | 0.00% | +2,297+19.8% | Added |
| Sanctuary Advisors, LLC | 13,860 | $124.5K | 0.00% | +13,860 | New |
| Aviva PLC | 13,807 | $124.0K | 0.00% | 00.0% | Unchanged |
| Basecamp Wealth Advisors LLC | 13,779 | $123.7K | 0.03% | 00.0% | Unchanged |
| V-Square Quantitative Management LLC | 13,395 | $120.3K | 0.01% | +13,395 | New |
| Diversified Trust Co | 13,317 | $119.6K | 0.00% | −1,518−10.2% | Reduced |
| Choate Investment Advisors | 13,189 | $118.4K | 0.00% | +325+2.5% | Added |
| Blair William & Co | 13,098 | $117.6K | 0.00% | +13,098 | New |
| Bessemer Group Inc | 13,050 | $117.0K | 0.00% | +492+3.9% | Added |
| GAMMA Investing LLC | 12,782 | $114.8K | 0.01% | +533+4.4% | Added |
| Enterprise Financial Services Corp | 12,714 | $114.2K | 0.06% | +502+4.1% | Added |
| Miracle Mile Advisors, LLC | 12,496 | $112.2K | 0.00% | +12,496 | New |
| Prime Capital Investment Advisors, LLC | 12,372 | $111.1K | 0.00% | −4,159−25.2% | Reduced |
| Merit Financial Group, LLC | 12,357 | $111.0K | 0.00% | +1,968+18.9% | Added |
| MML Investors Services, LLC | 12,217 | $109.7K | 0.00% | +12,217 | New |
| Dynamic Advisor Solutions LLC | 12,025 | $108.0K | 0.00% | +370+3.2% | Added |
| Verdence Capital Advisors LLC | 11,715 | $105.2K | 0.01% | −1,373−10.5% | Reduced |
| EP Wealth Advisors, LLC | 11,688 | $105.0K | 0.00% | −5,424−31.7% | Reduced |
| Quadrant Private Wealth Management, LLC | 11,488 | $103.2K | 0.02% | +11,488 | New |
| Hardy Reed LLC | 11,338 | $101.8K | 0.01% | +110+1.0% | Added |
| Sepio Capital, LP | 11,327 | $101.7K | 0.01% | −1,842−14.0% | Reduced |
| Park Avenue Securities LLC | 11,262 | $101.0K | 0.00% | +11,262 | New |
| Frec Markets, Inc. | 11,124 | $99.9K | 0.02% | +11,124 | New |
| We Are One Seven, LLC | 10,849 | $97.4K | 0.00% | +604+5.9% | Added |
| CWM Advisors, LLC | 10,778 | $96.8K | 0.01% | −156,134−93.5% | Reduced |
| Virtu Financial LLC | 10,465 | $94.0K | 0.00% | +10,465 | New |
| Cary Street Partner Investment Advisory LLC | 10,435 | $93.7K | 0.02% | +882+9.2% | Added |
| RSM US Wealth Management LLC | 10,307 | $92.6K | 0.00% | −181−1.7% | Reduced |
| Brighton Jones LLC | 10,090 | $90.6K | 0.00% | +10,090 | New |
| Wells Fargo & Company | 7,975 | $71.6K | 0.00% | +4,701+143.6% | Added |
| Jones Financial Companies LLLP | 8,070 | $71.6K | 0.00% | +3,603+80.7% | Added |
| SBI Securities Co., Ltd. | 7,408 | $66.5K | 0.00% | −2,332−23.9% | Reduced |
| Parvin Asset Management, LLC | 6,600 | $59.3K | 0.04% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 6,766 | $58.3K | 0.00% | −69−1.0% | Reduced |
| TD Private Client Wealth LLC | 6,480 | $58.2K | 0.00% | +2,384+58.2% | Added |
| Bayforest Capital Ltd | 5,489 | $49.3K | 0.06% | −64,748−92.2% | Reduced |
| Northwestern Mutual Wealth Management Co | 3,518 | $31.6K | 0.00% | +1,435+68.9% | Added |
| Federation des caisses Desjardins du Quebec | 3,300 | $29.6K | 0.00% | 00.0% | Unchanged |
| E Fund Management (Hong Kong) Co., Ltd. | 3,114 | $28.0K | 0.01% | +3,114 | New |
| SRS Capital Advisors, Inc. | 2,774 | $24.9K | 0.00% | −5,882−68.0% | Reduced |
| Wall Street Financial Group, Inc. | 2,695 | $24.2K | 0.01% | +2,695 | New |
| SHP Wealth Management | 2,282 | $20.5K | 0.00% | +404+21.5% | Added |
| Nisa Investment Advisors, LLC | 2,247 | $20.2K | 0.00% | +175+8.4% | Added |
| JFS Wealth Advisors, LLC | 2,188 | $19.6K | 0.00% | −638−22.6% | Reduced |
| Harbour Investments, Inc. | 2,004 | $18.0K | 0.00% | +2,004 | New |
| Advisory Services Network, LLC | 1,910 | $17.2K | 0.00% | +1,910 | New |
| Bell Investment Advisors, Inc | 1,822 | $16.4K | 0.00% | +204+12.6% | Added |
| First Command Advisory Services, Inc. | 1,760 | $15.8K | 0.00% | +1,760 | New |
| Banque Cantonale Vaudoise | 1,549 | $14.0K | 0.00% | 00.0% | Unchanged |
| Westside Investment Management, Inc. | 1,592 | $13.8K | 0.00% | 00.0% | Unchanged |
| Twin Peaks Wealth Advisors, LLC | 1,482 | $13.3K | 0.00% | +1,482 | New |
| Wiser Advisor Group LLC | 1,469 | $13.2K | 0.02% | 00.0% | Unchanged |
| Key Financial Inc | 1,200 | $10.8K | 0.00% | 00.0% | Unchanged |
| LRI Investments, LLC | 1,146 | $10.3K | 0.00% | +782+214.8% | Added |
| WealthCollab, LLC | 1,068 | $9.59K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 1,020 | $9.16K | 0.00% | 00.0% | Unchanged |
| Cary Street Partners Financial LLC | 1,000 | $8.98K | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 1,000 | $8.98K | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 1,000 | $8.98K | 0.00% | 00.0% | Unchanged |
| Highline Wealth Partners LLC | 960 | $8.62K | 0.00% | +165+20.8% | Added |
| True Wealth Design, LLC | 914 | $8.21K | 0.00% | +25+2.8% | Added |
| North Star Investment Management Corp. | 826 | $7.42K | 0.00% | +47+6.0% | Added |
| Mizuho Securities Co. Ltd. | 782 | $7.02K | 0.09% | 00.0% | Unchanged |
| Financial Consulate, Inc | 708 | $6.36K | 0.00% | +605+587.4% | Added |
| Raffa Wealth Management, LLC | 610 | $5.48K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 559 | $5.02K | 0.00% | −60−9.7% | Reduced |
| Fifth Third Bancorp | 553 | $4.97K | 0.00% | 00.0% | Unchanged |
| Cornerstone Financial Management LLC | 544 | $4.88K | 0.00% | +50+10.1% | Added |
| IFP Advisors, Inc | 535 | $4.80K | 0.00% | 00.0% | Unchanged |
| Elevated Capital Advisors, LLC | 500 | $4.49K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 499 | $4.48K | 0.00% | +499 | New |
| Stone House Investment Management, LLC | 495 | $4.45K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 480 | $4.31K | 0.00% | 00.0% | Unchanged |
| Brown Brothers Harriman & Co | 458 | $4.11K | 0.00% | 00.0% | Unchanged |
| Rossby Financial, LCC | 451 | $4.04K | 0.00% | +359+390.2% | Added |
| Valued Wealth Advisors LLC | 423 | $3.80K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 369 | $3.31K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 318 | $2.86K | 0.00% | +318 | New |
| IMA Wealth, Inc. | 287 | $2.58K | 0.00% | +287 | New |
| Root Financial Partners, LLC | 285 | $2.56K | 0.00% | +285 | New |
| Ameriflex Group, Inc. | 267 | $2.40K | 0.00% | 00.0% | Unchanged |