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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, Q3 2023

Institutional positions in United Microelectronics Corp as of Sep 30, 2023. 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
217
−1 vs. Q2 2023
Shares held
129.2M
+2.45M (+1.9%) vs. Q2 2023
Total value
$912.6M
−$89.8M (−9.0%) vs. Q2 2023
New holders
28
82 more added
Sold out
29
71 more reduced

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 holdersQ3 2023: 217 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 heldQ3 2023: $912.6M
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, Q3 2023

Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q2 2023.

Institutions holding UMC in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.20,641,102$145.7M0.00%+172,675+0.8%Added
Vanguard Group Inc15,434,795$109.0M0.00%−111,823−0.7%Reduced
Credit Suisse AG11,677,277$82.4M0.09%+5,005,134+75.0%Added
Morgan Stanley8,328,688$58.8M0.01%−774,127−8.5%Reduced
Goldman Sachs Group Inc7,829,811$55.3M0.01%+3,705,062+89.8%Added
UBS Group AG7,504,275$53.0M0.02%+1,990,246+36.1%Added
Fisher Asset Management, LLC7,086,897$50.0M0.03%−113,475−1.6%Reduced
Arrowstreet Capital, Limited Partnership5,783,888$40.8M0.05%−7,328,888−55.9%Reduced
Rafferty Asset Management, LLC4,080,053$28.8M0.17%−180,151−4.2%Reduced
Renaissance Technologies LLC3,978,550$28.1M0.05%−423,900−9.6%Reduced
State Street Corp3,430,588$24.2M0.00%−149,582−4.2%Reduced
Bank of America Corp3,144,245$22.2M0.00%−184,928−5.6%Reduced
Citigroup Inc1,788,247$12.6M0.02%+253,226+16.5%Added
Barclays PLC1,655,140$11.7M0.01%−480,690−22.5%Reduced
Crossmark Global Holdings, Inc.1,420,078$10.2M0.23%+5,607+0.4%Added
BNP Paribas Arbitrage, SA1,357,178$9.58M0.02%−65,455−4.6%Reduced
Two Sigma Advisers, LP1,173,000$8.28M0.02%−844,000−41.8%Reduced
Connor, Clark & Lunn Investment Management Ltd.1,128,358$7.97M0.04%−207,239−15.5%Reduced
Manufacturers Life Insurance Company, The1,028,718$7.26M0.00%+1,000,900+3,598.0%Added
JPMorgan Chase & Co1,005,218$7.10M0.00%−111,988−10.0%Reduced
Voloridge Investment Management, LLC954,555$6.74M0.03%−96,711−9.2%Reduced
D. E. Shaw & Co., Inc.943,667$6.66M0.01%+917,293+3,478.0%Added
Northern Trust Corp902,503$6.37M0.00%+85,719+10.5%Added
Rhumbline Advisers889,156$6.28M0.01%+125,903+16.5%Added
Moran Wealth Management, LLC805,413$5.69M0.22%+805,413New
Susquehanna International Group, LLP772,575$5.45M0.01%+97,855+14.5%Added
Dimensional Fund Advisors LP679,587$4.80M0.00%−8,959−1.3%Reduced
Zweig-DiMenna Associates LLC675,771$4.77M0.57%00.0%Unchanged
Grantham, Mayo, Van Otterloo & Co. LLC470,900$3.32M0.02%+219,500+87.3%Added
First Trust Advisors LP443,865$3.13M0.00%+174,356+64.7%Added
Virtus Family Office LLC430,753$3.04M5.52%+63,567+17.3%Added
Two Sigma Investments, LP419,231$2.96M0.01%+72,983+21.1%Added
Wetherby Asset Management Inc347,503$2.45M0.14%+4,826+1.4%Added
O'Shaughnessy Asset Management, LLC326,775$2.31M0.03%+10,321+3.3%Added
Ethic Inc.313,747$2.22M0.08%+81,283+35.0%Added
Storebrand Asset Management AS307,352$2.17M0.01%−16,679−5.1%Reduced
NewEdge Wealth, LLC259,465$1.83M0.06%+82,245+46.4%Added
Guggenheim Capital LLC255,295$1.80M0.02%+77,315+43.4%Added
Creative Planning244,243$1.72M0.00%+5,362+2.2%Added
Balentine LLC234,191$1.65M0.06%−8,395−3.5%Reduced
Invesco Ltd.232,374$1.64M0.00%+112,916+94.5%Added
JustInvest LLC227,956$1.61M0.05%+32,867+16.8%Added
Causeway Capital Management LLC220,778$1.56M0.04%00.0%Unchanged
Mezzasalma Advisors, LLC218,864$1.55M0.95%+186+0.1%Added
Signaturefd, LLC218,484$1.54M0.04%+9,134+4.4%Added
Jane Street Group, LLC197,297$1.39M0.00%−483,881−71.0%Reduced
Advisor Group Holdings, Inc.195,800$1.38M0.00%−574−0.3%Reduced
CI Private Wealth, LLC193,853$1.38M0.00%+15,579+8.7%Added
Greenleaf Trust193,213$1.36M0.02%00.0%Unchanged
Silvercrest Asset Management Group LLC186,835$1.32M0.01%+186,835New
Squarepoint Ops LLC181,253$1.28M0.01%−14,147−7.2%Reduced
Vident Advisory, LLC171,332$1.21M0.04%+171,332New
Quadrant Capital Group LLC170,252$1.20M0.12%+41,823+32.6%Added
Veriti Management LLC165,839$1.17M0.13%+10,099+6.5%Added
Envestnet Asset Management Inc160,401$1.13M0.00%−65,124−28.9%Reduced
Quantbot Technologies LP148,544$1.05M0.07%+56,886+62.1%Added
Schroder Investment Management Group147,527$1.04M0.00%+28,057+23.5%Added
Schonfeld Strategic Advisors LLC146,538$1.03M0.01%−21,400−12.7%Reduced
Natixis Advisors, L.P.142,060$1.00M0.00%+34,718+32.3%Added
Cerity Partners LLC138,387$977.0K0.00%+6,719+5.1%Added
Albar Capital Ltd136,799$965.8K0.27%+136,799New
West Family Investments, Inc.136,465$963.4K0.34%−460.0%Reduced
Millennium Management LLC132,479$935.3K0.00%+132,479New
Lifestyle Asset Management, Inc.132,270$933.8K0.57%+5,865+4.6%Added
Citadel Advisors LLC122,563$865.3K0.00%+97,381+386.7%Added
Ignite Planners, LLC122,884$855.3K0.26%+122,884New
Ritholtz Wealth Management116,430$822.0K0.04%−4,864−4.0%Reduced
Mariner, LLC109,972$776.4K0.00%+9,184+9.1%Added
DGS Capital Management, LLC107,223$757.0K0.37%−3,157−2.9%Reduced
LPL Financial LLC107,164$756.6K0.00%+13,359+14.2%Added
US Bancorp102,312$722.3K0.00%−28,290−21.7%Reduced
True Wealth Design, LLC102,255$721.9K0.24%+5,712+5.9%Added
Stifel Financial Corp99,107$699.7K0.00%−11,402−10.3%Reduced
Sequoia Financial Advisors, LLC98,593$696.1K0.01%+7,605+8.4%Added
Invst, LLC93,239$658.3K0.10%−9,270−9.0%Reduced
Advisor Partners II, LLC93,015$656.7K0.03%+29,860+47.3%Added
Ameriprise Financial Inc92,561$653.5K0.00%−3,540−3.7%Reduced
Hennion & Walsh Asset Management, Inc.88,920$627.8K0.04%+73,255+467.6%Added
Profund Advisors LLC87,383$616.9K0.03%−14,092−13.9%Reduced
Henry James International Management, Inc.83,576$590.0K0.26%+10,813+14.9%Added
Mizuho Securities Co. Ltd.82,335$581.3K2.71%+26,000+46.2%Added
CAPROCK Group, Inc.80,178$566.1K0.04%−2,094−2.5%Reduced
Quantinno Capital Management LP77,664$548.0K0.02%+5,420+7.5%Added
Ballentine Partners, LLC76,473$539.9K0.01%+6,473+9.2%Added
Commonwealth Equity Services, LLC76,151$538.0K0.00%+15,949+26.5%Added
QRG Capital Management, Inc.76,065$537.0K0.01%+76,065New
The PNC Financial Services Group, Inc.73,303$517.5K0.00%+1,671+2.3%Added
Parallel Advisors, LLC72,565$512.3K0.02%+7,091+10.8%Added
Pinnacle Wealth Planning Services, Inc.71,271$503.2K0.08%+3,861+5.7%Added
Cresset Asset Management, LLC67,085$473.6K0.00%−445−0.7%Reduced
Raymond James & Associates63,459$448.0K0.00%−942−1.5%Reduced
Boston Private Wealth LLC63,048$445.1K0.01%+5,530+9.6%Added
AXA S.A.63,004$444.8K0.00%00.0%Unchanged
FMR LLC62,002$437.7K0.00%−4,005−6.1%Reduced
Acadian Asset Management LLC61,564$434.0K0.00%−363,025−85.5%Reduced
LSV Asset Management59,811$422.0K0.00%00.0%Unchanged
Johnson Investment Counsel Inc55,835$394.2K0.01%00.0%Unchanged
JJJ Advisors Inc.54,173$382.5K0.10%+5,093+10.4%Added
PDS Planning, Inc52,768$372.5K0.05%+2,593+5.2%Added
Mercer Global Advisors Inc51,196$361.0K0.00%−1,007−1.9%Reduced