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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 2022

Institutional positions in United Microelectronics Corp as of Dec 31, 2022. 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
223
0 vs. Q3 2022
Shares held
133.2M
−223.0K (−0.2%) vs. Q3 2022
Total value
$873.8M
+$130.0M (+17.5%) vs. Q3 2022
New holders
38
74 more added
Sold out
38
77 more reduced

3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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.

Institutional holdersQ4 2022: 223 institutions
Q1 2021: 205 institutionsQ2 2021: 203 institutionsQ3 2021: 230 institutionsQ4 2021: 264 institutionsQ1 2022: 241 institutionsQ2 2022: 225 institutionsQ3 2022: 226 institutionsQ4 2022: 223 institutionsQ1 2023: 221 institutionsQ2 2023: 220 institutionsQ3 2023: 217 institutionsQ4 2023: 250 institutionsQ1 2024: 242 institutionsQ2 2024: 238 institutionsQ3 2024: 268 institutionsQ4 2024: 253 institutionsQ1 2025: 234 institutionsQ2 2025: 239 institutionsQ3 2025: 240 institutionsQ4 2025: 271 institutionsQ1 2026: 319 institutionsQ2 2026: 365 institutions
Value heldQ4 2022: $873.8M
Q1 2021: $818.6MQ2 2021: $846.6MQ3 2021: $1.35BQ4 2021: $1.32BQ1 2022: $1.17BQ2 2022: $857.0MQ3 2022: $744.5MQ4 2022: $873.8MQ1 2023: $1.15BQ2 2023: $1.00BQ3 2023: $912.6MQ4 2023: $1.03BQ1 2024: $1.07BQ2 2024: $1.16BQ3 2024: $1.35BQ4 2024: $1.04BQ1 2025: $1.11BQ2 2025: $1.16BQ3 2025: $1.00BQ4 2025: $1.19BQ1 2026: $1.57BQ2 2026: $4.89B
Institutions holding UMC and their total value by quarter
QuarterHoldersValue
Q2 2026365$4.89B
Q1 2026319$1.57B
Q4 2025271$1.19B
Q3 2025240$1.00B
Q2 2025239$1.16B
Q1 2025234$1.11B
Q4 2024253$1.04B
Q3 2024268$1.35B
Q2 2024238$1.16B
Q1 2024242$1.07B
Q4 2023250$1.03B
Q3 2023217$912.6M
Q2 2023220$1.00B
Q1 2023221$1.15B
Q4 2022223$873.8M
Q3 2022226$744.5M
Q2 2022225$857.0M
Q1 2022241$1.17B
Q4 2021264$1.32B
Q3 2021230$1.35B
Q2 2021203$846.6M
Q1 2021205$818.6M

Institutions, Q4 2022

Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q3 2022.

Institutions holding UMC in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.20,058,782$131.0M0.00%−1,749,162−8.0%Reduced
Vanguard Group Inc15,112,013$98.7M0.00%−839,337−5.3%Reduced
Arrowstreet Capital, Limited Partnership11,487,275$75.0M0.10%+3,472,138+43.3%Added
Renaissance Technologies LLC8,587,234$56.1M0.08%+3,184,200+58.9%Added
Credit Suisse AG7,364,446$48.1M0.05%+310,020+4.4%Added
BSN Capital Partners Ltd6,000,000$43.0M3.04%+6,000,000New
UBS Group AG6,012,226$39.3M0.02%−568,398−8.6%Reduced
Morgan Stanley5,967,723$39.0M0.00%−1,048,775−14.9%Reduced
Goldman Sachs Group Inc5,958,492$38.9M0.01%+1,815,985+43.8%Added
State Street Corp3,611,319$23.6M0.00%+244,686+7.3%Added
D. E. Shaw & Co., Inc.3,401,109$22.2M0.04%+3,353,766+7,084.0%Added
Two Sigma Investments, LP3,119,257$20.4M0.07%−1,168,939−27.3%Reduced
Two Sigma Advisers, LP2,930,700$19.1M0.05%+474,300+19.3%Added
Rafferty Asset Management, LLC2,861,646$18.7M0.16%+135,734+5.0%Added
Fisher Asset Management, LLC2,590,339$16.9M0.01%−1,130,288−30.4%Reduced
Bank of America Corp1,655,990$10.8M0.00%−605,921−26.8%Reduced
Segantii Capital Management Ltd1,459,100$9.68M0.39%+819,486+128.1%Added
Barclays PLC1,401,223$9.15M0.01%+199,663+16.6%Added
Crossmark Global Holdings, Inc.1,361,583$8.89M0.22%−2,775−0.2%Reduced
Susquehanna International Group, LLP1,358,476$8.87M0.02%−822,885−37.7%Reduced
Citigroup Inc841,645$5.50M0.01%−419,701−33.3%Reduced
Northern Trust Corp812,079$5.30M0.00%+38,291+4.9%Added
Cubist Systematic Strategies, LLC765,904$5.00M0.04%−508,108−39.9%Reduced
Canada Pension Plan Investment Board750,010$4.90M0.01%00.0%Unchanged
Bank of Montreal696,621$4.67M0.00%−3,955,681−85.0%Reduced
Marshall Wace, LLP710,577$4.64M0.01%−308,596−30.3%Reduced
Dimensional Fund Advisors LP669,161$4.38M0.00%−128,047−16.1%Reduced
Raymond James & Associates667,812$4.36M0.00%+22,642+3.5%Added
Jane Street Group, LLC640,340$4.18M0.01%+460,885+256.8%Added
Qube Research & Technologies Ltd537,420$3.51M0.02%−1,020,181−65.5%Reduced
Voloridge Investment Management, LLC444,465$2.90M0.02%+395,734+812.1%Added
Massachusetts Financial Services Co432,495$2.82M0.00%+4,106+1.0%Added
Virtus Family Office LLC426,442$2.78M6.22%+426,442New
Commonwealth Equity Services, LLC393,847$2.57M0.01%+379,168+2,583.1%Added
Old Mission Capital LLC368,875$2.41M0.11%+312,655+556.1%Added
Sculptor Capital LP364,100$2.38M0.04%00.0%Unchanged
O'Shaughnessy Asset Management, LLC344,553$2.25M0.04%+26,353+8.3%Added
Wetherby Asset Management Inc332,518$2.17M0.14%+11,578+3.6%Added
Storebrand Asset Management AS324,031$2.12M0.01%−53,006−14.1%Reduced
Connor, Clark & Lunn Investment Management Ltd.318,186$2.08M0.01%−25,220−7.3%Reduced
First Trust Advisors LP317,424$2.07M0.00%−8,821−2.7%Reduced
Veriti Management LLC271,216$1.77M0.23%+30,160+12.5%Added
Trexquant Investment LP269,690$1.76M0.05%+205,067+317.3%Added
Envestnet Asset Management Inc241,551$1.58M0.00%−1,132−0.5%Reduced
Holocene Advisors, LP233,272$1.52M0.01%+80,678+52.9%Added
Ethic Inc.222,985$1.46M0.08%+56,596+34.0%Added
Advisor Group Holdings, Inc.219,117$1.43M0.00%−24,238−10.0%Reduced
Mezzasalma Advisors, LLC218,678$1.43M1.25%−310−0.1%Reduced
Signaturefd, LLC206,218$1.35M0.04%+26,892+15.0%Added
ExodusPoint Capital Management, LP195,355$1.28M0.02%+116,570+148.0%Added
Citadel Advisors LLC193,978$1.27M0.00%−217,300−52.8%Reduced
Greenleaf Trust193,213$1.26M0.02%−1,038−0.5%Reduced
Wells Fargo & Company191,049$1.25M0.00%+36,508+23.6%Added
SG Americas Securities, LLC186,459$1.22M0.02%−53,154−22.2%Reduced
Zweig-DiMenna Associates LLC178,500$1.17M0.17%+178,500New
Balentine LLC177,254$1.16M0.04%+82,578+87.2%Added
JustInvest LLC175,688$1.15M0.05%+78,578+80.9%Added
Creative Planning175,499$1.15M0.00%+69,956+66.3%Added
Nomura Holdings Inc157,881$1.03M0.01%−590,804−78.9%Reduced
LPL Financial LLC155,470$1.02M0.00%+64,337+70.6%Added
Parallax Volatility Advisers, L.P.146,757$958.3K0.02%−41,490−22.0%Reduced
Causeway Capital Management LLC141,145$921.7K0.03%−30,954−18.0%Reduced
Millennium Management LLC141,092$921.0K0.00%−2,307,412−94.2%Reduced
Ritholtz Wealth Management138,182$902.3K0.05%−1,549−1.1%Reduced
Natixis Advisors, L.P.134,346$877.0K0.00%−13,325−9.0%Reduced
Cerity Partners LLC131,803$860.7K0.01%+23,511+21.7%Added
Redwood Wealth Management Group, LLC131,326$857.6K1.07%+131,326New
West Family Investments, Inc.131,171$856.5K0.29%+17,318+15.2%Added
Profund Advisors LLC123,020$803.3K0.05%+87,163+243.1%Added
US Bancorp122,108$797.4K0.00%−8,835−6.7%Reduced
BNP Paribas Arbitrage, SA120,937$789.7K0.00%−968,105−88.9%Reduced
Mizuho Securities Co. Ltd.118,317$772.6K2.15%+14,092+13.5%Added
Toroso Investments, LLC113,684$742.0K0.03%+80,837+246.1%Added
Nine Masts Capital Ltd110,994$735.0K0.23%−621,368−84.8%Reduced
Invesco Ltd.109,520$715.2K0.00%+110+0.1%Added
JPMorgan Chase & Co106,702$697.0K0.00%−222,304−67.6%Reduced
Ameriprise Financial Inc102,986$673.0K0.00%+29,592+40.3%Added
DGS Capital Management, LLC100,842$658.5K0.43%+10,777+12.0%Added
Wolverine Trading, LLC100,130$654.0K0.01%−8,099−7.5%Reduced
Squarepoint Ops LLC99,588$650.3K0.00%+99,588New
Quadrant Capital Group LLC98,906$645.9K0.07%+365+0.4%Added
Advisors Asset Management, Inc.98,723$644.7K0.01%−13,700−12.2%Reduced
Stifel Financial Corp93,566$611.0K0.00%−7,166−7.1%Reduced
Acadian Asset Management LLC90,789$592.0K0.00%−171,694−65.4%Reduced
Mariner, LLC88,440$577.0K0.00%−11,429−11.4%Reduced
Quantinno Capital Management LP87,307$570.0K0.04%+60,782+229.1%Added
Sequoia Financial Advisors, LLC83,560$545.6K0.01%+36,578+77.9%Added
Navellier & Associates Inc77,425$505.6K0.10%−691,495−89.9%Reduced
Schroder Investment Management Group73,951$482.9K0.00%+18,932+34.4%Added
Henry James International Management, Inc.72,351$472.5K0.23%−34,632−32.4%Reduced
Pinnacle Wealth Planning Services, Inc.70,407$459.8K0.08%+33,074+88.6%Added
Pacer Advisors, Inc.70,356$459.4K0.00%+50,052+246.5%Added
CAPROCK Group, Inc.70,185$458.3K0.04%+33,921+93.5%Added
Wellington Management Group LLP66,930$437.1K0.00%−121,804−64.5%Reduced
Cambridge Investment Research Advisors, Inc.64,862$424.0K0.00%−2,397−3.6%Reduced
The PNC Financial Services Group, Inc.61,458$401.3K0.00%+4,251+7.4%Added
Raymond James Financial Services Advisors, Inc.59,876$391.0K0.00%−8,676−12.7%Reduced
FMR LLC59,578$389.0K0.00%+24,986+72.2%Added
Parallel Advisors, LLC59,174$386.4K0.02%+4,880+9.0%Added
Johnson Investment Counsel Inc55,835$364.6K0.00%+135+0.2%Added