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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 2021

Institutional positions in United Microelectronics Corp as of Sep 30, 2021. 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
230
+29 vs. Q2 2021
Shares held
118.0M
+28.5M (+31.8%) vs. Q2 2021
Total value
$1.35B
+$501.1M (+59.2%) vs. Q2 2021
New holders
49
93 more added
Sold out
20
57 more reduced

2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 2021: 230 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 2021: $1.35B
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 2021

Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q2 2021.

Institutions holding UMC in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc17,944,455$205.1M0.01%+111,849+0.6%Added
BlackRock Inc.14,947,579$170.8M0.00%+2,418,867+19.3%Added
UBS Group AG12,485,106$142.7M0.06%+10,943,422+709.8%Added
Renaissance Technologies LLC7,304,534$83.5M0.11%−2,363,416−24.4%Reduced
Neuberger Berman Group LLC5,467,142$62.4M0.05%+5,467,142New
American Century Companies Inc4,774,288$54.6M0.04%+4,774,288New
Parametric Portfolio Associates LLC3,906,808$44.7M0.03%−114,633−2.9%Reduced
State Street Corp3,189,700$36.5M0.00%−184,312−5.5%Reduced
Bank of America Corp3,166,915$36.2M0.00%+1,568,601+98.1%Added
Acadian Asset Management LLC3,012,173$34.4M0.13%+247,209+8.9%Added
Citigroup Inc2,822,629$32.3M0.03%+2,151,730+320.7%Added
Credit Suisse AG2,446,041$28.0M0.02%−1,143,576−31.9%Reduced
Rafferty Asset Management, LLC1,839,947$21.0M0.14%+1,839,947New
Morgan Stanley1,810,545$20.7M0.00%−251,502−12.2%Reduced
Two Sigma Investments, LP1,782,092$20.4M0.05%+1,782,092New
Arrowstreet Capital, Limited Partnership1,728,185$19.8M0.02%−647,286−27.2%Reduced
BNP Paribas Arbitrage, SA1,692,939$19.4M0.05%+1,688,464+37,731.0%Added
Goldman Sachs Group Inc1,328,739$15.2M0.00%+406,271+44.0%Added
Crossmark Global Holdings, Inc.1,215,892$13.9M0.33%+990,187+438.7%Added
Millennium Management LLC1,153,343$13.2M0.02%+1,153,343New
Susquehanna International Group, LLP1,060,844$12.1M0.02%+71,391+7.2%Added
JPMorgan Chase & Co1,051,297$12.0M0.00%+311,957+42.2%Added
Deutsche Bank AG1,040,809$11.9M0.01%+998,498+2,359.9%Added
Northern Trust Corp896,537$10.2M0.00%−4,482,197−83.3%Reduced
Russell Investments Group, Ltd.861,975$9.79M0.02%−25,471−2.9%Reduced
Connor, Clark & Lunn Investment Management Ltd.770,115$8.80M0.05%+85,531+12.5%Added
Navellier & Associates Inc768,690$8.79M1.32%+33,368+4.5%Added
Cubist Systematic Strategies, LLC765,422$8.75M0.11%+597,320+355.3%Added
Canada Pension Plan Investment Board750,010$8.57M0.01%00.0%Unchanged
Citadel Advisors LLC713,463$8.15M0.01%−123,008−14.7%Reduced
O'Shaughnessy Asset Management, LLC685,172$7.83M0.16%−161,674−19.1%Reduced
Axiom Investors LLC580,100$6.63M0.11%−22,700−3.8%Reduced
Ovata Capital Management Ltd524,564$6.04M2.32%00.0%Unchanged
TCW Group Inc476,538$5.45M0.05%+272,000+133.0%Added
Seven Eight Capital, LP457,986$5.24M0.50%+306,700+202.7%Added
Thomas White International Ltd408,071$4.66M0.68%+408,071New
Storebrand Asset Management AS377,037$4.31M0.02%−139,401−27.0%Reduced
Teachers Retirement System of the State of Kentucky367,360$4.20M0.04%+1,000+0.3%Added
Todd Asset Management LLC367,360$4.20M0.10%+1,000+0.3%Added
Wells Fargo & Company333,428$3.81M0.00%+247,587+288.4%Added
Massachusetts Financial Services Co318,902$3.65M0.00%+318,902New
Two Sigma Advisers, LP310,935$3.55M0.01%+310,935New
GAM Holding AG282,624$3.23M0.15%00.0%Unchanged
Ritholtz Wealth Management273,627$3.13M0.22%−47,936−14.9%Reduced
Schonfeld Strategic Advisors LLC266,100$3.04M0.03%−322,700−54.8%Reduced
Wetherby Asset Management Inc265,932$3.04M0.19%+2,010+0.8%Added
Guggenheim Capital LLC263,550$3.01M0.02%−133,317−33.6%Reduced
Advisor Group Holdings, Inc.261,506$2.99M0.01%+133,790+104.8%Added
Barclays PLC255,582$2.92M0.00%+124,315+94.7%Added
Wellington Management Group LLP230,588$2.64M0.00%−29,624−11.4%Reduced
Mirae Asset Global Investments Co., Ltd.229,446$2.62M0.01%+229,446New
Invesco Ltd.227,209$2.60M0.00%+6,849+3.1%Added
Mezzasalma Advisors, LLC221,890$2.54M1.43%+600.0%Added
Nomura Holdings Inc208,935$2.37M0.02%−217,930−51.1%Reduced
Sabadell Asset Management, S.A S.G.I.I.C202,209$2.31M0.40%00.0%Unchanged
Diversified Trust Co198,285$2.27M0.08%+4,040+2.1%Added
Aigen Investment Management, LP195,267$2.23M0.43%+158,235+427.3%Added
Greenleaf Trust194,924$2.23M0.03%−7,267−3.6%Reduced
Amundi193,069$2.21M0.00%00.0%Unchanged
Veriti Management LLC183,488$2.10M0.30%−58,928−24.3%Reduced
LPL Financial LLC175,117$2.00M0.00%+77,201+78.8%Added
Qube Research & Technologies Ltd169,555$1.94M0.02%−52,137−23.5%Reduced
Allianz Asset Management GmbH165,160$1.89M0.00%−87,401−34.6%Reduced
Capital Fund Management S.A.163,667$1.87M0.05%+9,106+5.9%Added
Signaturefd, LLC162,292$1.85M0.06%+1,690+1.1%Added
Comerica Bank181,139$1.85M0.01%+41,636+29.8%Added
Envestnet Asset Management Inc143,317$1.64M0.00%−5,862−3.9%Reduced
First Trust Advisors LP125,635$1.44M0.00%+31,214+33.1%Added
US Bancorp124,781$1.43M0.00%+612+0.5%Added
Henry James International Management, Inc.123,355$1.41M0.44%+1,132+0.9%Added
Jane Street Group, LLC123,136$1.41M0.00%+982+0.8%Added
Boston Private Wealth LLC111,508$1.27M0.02%+6,454+6.1%Added
PEAK6 Investments LLC109,673$1.25M0.03%+66,411+153.5%Added
Blueshift Asset Management, LLC108,159$1.24M0.07%+108,159New
Fisher Asset Management, LLC107,478$1.23M0.00%+17,425+19.3%Added
Strategic Global Advisors, LLC106,752$1.22M0.18%−73,150−40.7%Reduced
Glovista Investments LLC106,668$1.22M0.36%+106,668New
Cresset Asset Management, LLC106,486$1.22M0.02%−300.0%Reduced
Quaero Capital S.A.100,193$1.15M0.79%+100,193New
Stifel Financial Corp95,592$1.09M0.00%+95,592New
Dimensional Fund Advisors LP87,289$998.0K0.00%−43,487−33.3%Reduced
Group One Trading, L.P.83,675$956.0K0.02%+83,675New
ExodusPoint Capital Management, LP74,496$851.0K0.01%+14,123+23.4%Added
Campbell & CO Investment Adviser LLC73,100$836.0K0.27%+37,800+107.1%Added
Advisory Services Network, LLC71,760$820.0K0.03%+1,113+1.6%Added
Wolverine Trading, LLC67,148$760.0K0.02%−16,893−20.1%Reduced
JustInvest LLC61,681$705.0K0.06%+9,098+17.3%Added
AIA Group Ltd61,405$702.0K0.04%00.0%Unchanged
Marietta Investment Partners LLC60,780$695.0K0.16%+60,780New
Ambassador Advisors, LLC57,751$661.0K0.13%−33,312−36.6%Reduced
Cabot Wealth Management Inc57,751$660.0K0.09%00.0%Unchanged
Raymond James & Associates54,773$626.0K0.00%+9,323+20.5%Added
Raymond James Financial Services Advisors, Inc.54,536$623.0K0.00%+2,040+3.9%Added
Parallel Advisors, LLC53,785$615.0K0.02%+5,179+10.7%Added
Natixis Advisors, L.P.53,780$615.0K0.00%+21,667+67.5%Added
Quantamental Technologies LLC49,069$561.0K0.38%+49,069New
Oppenheimer & Co Inc48,757$557.0K0.01%−602−1.2%Reduced
Legacy Wealth Asset Management, LLC47,217$540.0K0.25%−9,606−16.9%Reduced
Quadrant Capital Group LLC46,301$529.0K0.07%+2,475+5.6%Added
Ballentine Partners, LLC45,889$524.0K0.02%+413+0.9%Added