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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, Q1 2023

Institutional positions in United Microelectronics Corp as of Mar 31, 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
221
+1 vs. Q4 2022
Shares held
133.0M
−120.5K (−0.1%) vs. Q4 2022
Total value
$1.15B
+$276.1M (+31.6%) vs. Q4 2022
New holders
31
85 more added
Sold out
30
59 more reduced

3 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2023: 221 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 heldQ1 2023: $1.15B
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, Q1 2023

Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q4 2022.

Institutions holding UMC in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.20,537,524$179.9M0.01%+478,742+2.4%Added
Vanguard Group Inc15,893,320$139.2M0.00%+781,307+5.2%Added
Arrowstreet Capital, Limited Partnership13,219,342$115.8M0.15%+1,732,067+15.1%Added
UBS Group AG7,287,295$63.8M0.03%+1,275,069+21.2%Added
Morgan Stanley7,041,259$61.7M0.01%+1,073,536+18.0%Added
Goldman Sachs Group Inc6,534,186$57.2M0.02%+575,694+9.7%Added
Fisher Asset Management, LLC6,214,114$54.4M0.03%+3,623,775+139.9%Added
Credit Suisse AG5,574,349$48.8M0.05%−1,790,097−24.3%Reduced
Renaissance Technologies LLC4,635,334$40.6M0.05%−3,951,900−46.0%Reduced
State Street Corp3,851,747$33.7M0.00%+240,428+6.7%Added
Bank of America Corp3,583,323$31.4M0.00%+1,927,333+116.4%Added
Rafferty Asset Management, LLC3,326,711$29.1M0.20%+465,065+16.3%Added
Bank of Montreal2,692,931$23.6M0.02%+1,996,310+286.6%Added
Two Sigma Advisers, LP2,567,100$22.5M0.06%−363,600−12.4%Reduced
Connor, Clark & Lunn Investment Management Ltd.2,221,735$19.5M0.11%+1,903,549+598.3%Added
Crossmark Global Holdings, Inc.1,409,268$12.3M0.29%+47,685+3.5%Added
Two Sigma Investments, LP1,306,994$11.4M0.03%−1,812,263−58.1%Reduced
Citigroup Inc1,126,269$9.87M0.01%+284,624+33.8%Added
Point72 Asset Management, L.P.994,900$8.72M0.03%+994,600+331,533.3%Added
HSBC Holdings PLC956,774$8.34M0.01%+905,905+1,780.9%Added
BNP Paribas Arbitrage, SA930,868$8.15M0.02%+809,931+669.7%Added
Citadel Advisors LLC868,194$7.61M0.01%+674,216+347.6%Added
Northern Trust Corp827,073$7.25M0.00%+14,994+1.8%Added
Holocene Advisors, LP826,409$7.24M0.04%+593,137+254.3%Added
Cubist Systematic Strategies, LLC787,030$6.89M0.06%+21,126+2.8%Added
JPMorgan Chase & Co777,162$6.81M0.00%+670,460+628.3%Added
Dimensional Fund Advisors LP684,412$5.99M0.00%+15,251+2.3%Added
Barclays PLC668,811$5.86M0.01%−732,412−52.3%Reduced
Jane Street Group, LLC582,886$5.11M0.01%−57,454−9.0%Reduced
Acadian Asset Management LLC561,746$4.92M0.02%+470,957+518.7%Added
Virtus Family Office LLC424,664$3.74M7.39%−1,778−0.4%Reduced
Wetherby Asset Management Inc343,196$3.01M0.18%+10,678+3.2%Added
Storebrand Asset Management AS324,031$2.84M0.01%00.0%Unchanged
O'Shaughnessy Asset Management, LLC320,682$2.81M0.04%−23,871−6.9%Reduced
Schonfeld Strategic Advisors LLC317,000$2.78M0.03%+317,000New
Sculptor Capital LP297,800$2.61M0.07%−66,300−18.2%Reduced
US Bancorp273,385$2.39M0.00%+151,277+123.9%Added
Veriti Management LLC270,935$2.37M0.28%−281−0.1%Reduced
Deutsche Bank AG266,289$2.33M0.00%+250,660+1,603.8%Added
Voloridge Investment Management, LLC257,890$2.26M0.01%−186,575−42.0%Reduced
First Trust Advisors LP249,262$2.18M0.00%−68,162−21.5%Reduced
D. E. Shaw & Co., Inc.238,137$2.09M0.00%−3,162,972−93.0%Reduced
Mezzasalma Advisors, LLC218,678$1.92M1.35%00.0%Unchanged
Ethic Inc.217,827$1.91M0.08%−5,158−2.3%Reduced
Millennium Management LLC363,601$1.88M0.00%+222,509+157.7%Added
Signaturefd, LLC211,191$1.85M0.05%+4,973+2.4%Added
Creative Planning209,469$1.83M0.00%+33,970+19.4%Added
Balentine LLC203,262$1.78M0.06%+26,008+14.7%Added
Advisor Group Holdings, Inc.199,150$1.74M0.00%−19,967−9.1%Reduced
Greenleaf Trust193,213$1.69M0.02%00.0%Unchanged
Raymond James & Associates191,535$1.68M0.00%−476,277−71.3%Reduced
Susquehanna International Group, LLP188,523$1.65M0.00%−1,169,953−86.1%Reduced
Zweig-DiMenna Associates LLC184,500$1.62M0.22%+6,000+3.4%Added
JustInvest LLC184,272$1.61M0.06%+8,584+4.9%Added
CI Private Wealth, LLC162,837$1.43M0.00%+111,590+217.7%Added
Wells Fargo & Company160,221$1.40M0.00%−30,828−16.1%Reduced
Envestnet Asset Management Inc916,432$1.38M0.00%+674,881+279.4%Added
Gunderson Capital Management Inc.156,449$1.37M1.02%+156,449New
Stifel Financial Corp138,350$1.21M0.00%+44,784+47.9%Added
West Family Investments, Inc.131,678$1.15M0.46%+507+0.4%Added
Cerity Partners LLC128,396$1.12M0.01%−3,407−2.6%Reduced
Mizuho Securities Co. Ltd.128,235$1.12M3.50%+9,918+8.4%Added
Natixis Advisors, L.P.128,045$1.12M0.00%−6,301−4.7%Reduced
Invesco Ltd.127,672$1.12M0.00%+18,152+16.6%Added
Lifestyle Asset Management, Inc.126,628$1.11M0.74%+126,628New
UBS Asset Management Americas Inc124,700$1.09M0.00%+87,600+236.1%Added
Toroso Investments, LLC122,774$1.08M0.04%+9,090+8.0%Added
Ritholtz Wealth Management122,584$1.07M0.05%−15,598−11.3%Reduced
Guggenheim Capital LLC119,946$1.05M0.01%+93,596+355.2%Added
Alliancebernstein L.P.116,760$1.02M0.00%+116,760New
Pacer Advisors, Inc.116,696$1.02M0.00%+46,340+65.9%Added
Causeway Capital Management LLC115,229$1.01M0.02%−25,916−18.4%Reduced
Y-Intercept (Hong Kong) Ltd112,980$989.7K0.11%+112,980New
Quadrant Capital Group LLC112,913$989.1K0.10%+14,007+14.2%Added
ExodusPoint Capital Management, LP109,512$959.0K0.01%−85,843−43.9%Reduced
DGS Capital Management, LLC106,884$936.3K0.52%+6,042+6.0%Added
NewEdge Wealth, LLC106,615$933.9K0.04%+106,615New
Invst, LLC108,495$858.2K0.13%+108,495New
Profund Advisors LLC97,158$851.1K0.05%−25,862−21.0%Reduced
Vident Investment Advisory, LLC97,139$850.9K0.03%+57,289+143.8%Added
Ameriprise Financial Inc96,738$847.4K0.00%−6,248−6.1%Reduced
True Wealth Design, LLC96,684$847.0K0.36%+96,608+127,115.8%Added
Two Sigma Securities, LLC94,886$831.2K0.07%+69,548+274.5%Added
Quantbot Technologies LP89,582$784.7K0.06%+89,582New
Nomura Holdings Inc87,200$763.9K0.01%−70,681−44.8%Reduced
Sequoia Financial Advisors, LLC85,134$745.8K0.02%+1,574+1.9%Added
Advisors Asset Management, Inc.83,106$728.0K0.01%−15,617−15.8%Reduced
Mariner, LLC82,056$718.0K0.00%−6,384−7.2%Reduced
LPL Financial LLC76,927$673.9K0.00%−78,543−50.5%Reduced
CAPROCK Group, Inc.74,405$651.8K0.05%+4,220+6.0%Added
XTX Topco Ltd73,409$643.1K0.13%+48,353+193.0%Added
Henry James International Management, Inc.72,781$637.6K0.27%+430+0.6%Added
Pinnacle Wealth Planning Services, Inc.68,564$600.6K0.10%−1,843−2.6%Reduced
Advisor Partners II, LLC67,048$587.3K0.03%+15,919+31.1%Added
Capital Wealth Planning, LLC66,099$579.0K0.01%+48,072+266.7%Added
Penserra Capital Management LLC66,099$579.0K0.01%+48,072+266.7%Added
Cambridge Investment Research Advisors, Inc.64,047$561.0K0.00%−815−1.3%Reduced
The PNC Financial Services Group, Inc.63,349$554.9K0.00%+1,891+3.1%Added
AXA S.A.63,004$551.9K0.00%+24,704+64.5%Added
FMR LLC62,490$547.4K0.00%+2,912+4.9%Added