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United Microelectronics (UMC) Institutional Ownership

United Microelectronics logo
$19.88 +0.81 (+4.25%)
As of 08/28/2026 03:58 PM Eastern
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Institutional Ownership Changes (13F Filings) for United Microelectronics (NYSE:UMC)

Current
Institutional Ownership
Percentage
5.05%
Number of
Institutional Buyers
(last 12 months)
175
Total
Institutional Inflows
(last 12 months)
$306.37M
Number of
Institutional Sellers
(last 12 months)
70
Total
Institutional Outflows
(last 12 months)
$242.01M
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UMC Institutional Buying and Selling by Quarter

United Microelectronics Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/27/2026 Corient Private Wealth LP137,946$3.75M0.0%-11.7%0.005%
8/23/2026 HB Wealth Management LLC34,541$940K0.0%+43.0%0.001%
8/23/2026 Angeles Wealth Management LLC9,153$249K0.0%N/A0.000%
8/22/2026 MW Advisory LLC17,691$481K0.2%N/A0.001%
8/22/2026 Syon Capital LLC14,473$394K0.0%-23.6%0.001%
8/22/2026 Concurrent Investment Advisors LLC11,588$315K0.0%N/A0.000%
8/21/2026 WorthPointe LLC9,433$257K0.1%N/A0.000%
8/21/2026 Greenspring Advisors LLC26,230$714K0.0%-3.8%0.001%
8/21/2026 Continuum Advisory LLC1,045$28K0.0%N/A0.000%
8/21/2026 Nykredit A S350,050$9.53M0.0%N/A0.014%
8/21/2026 B. Metzler seel. Sohn & Co. AG222,975$6.07M0.1%-65.9%0.009%
8/21/2026 Natural Investments LLC11,316$307K0.1%-33.2%0.000%
8/21/2026 Aubrey Capital Management Ltd100,000$2.72M1.7%N/A0.004%
8/20/2026 Rehmann Capital Advisory Group9,543$260K0.0%N/A0.000%
8/20/2026 Headlands Technologies LLC32,855$894K0.1%-67.7%0.001%
8/20/2026 Greenleaf Trust144,148$3.92M0.0%+0.8%0.006%
8/19/2026 Wellington Management Group LLP231,006$6.29M0.0%+137.6%0.009%
8/18/2026 E Wealth Partners LLC8,051$219K0.2%N/A0.000%
8/18/2026 Public Employees Retirement System of Ohio26,121$711K0.0%N/A0.001%
8/7/2026 Trust Co. of Vermont1,500$41K0.0%N/A0.000%
7/10/2026 Heck Capital Advisors LLC14,657$399K0.0%N/A0.001%
7/9/2026 Valeo Financial Advisors LLC12,093$329K0.0%N/A0.000%
7/8/2026 Strategic Investment Solutions Inc. IL2,796$76K0.0%N/A0.000%
7/8/2026 FNY Investment Advisers LLC20,000$544K0.2%N/A0.001%
7/7/2026 Foster Group Inc.30,851$839K0.0%-22.1%0.001%
7/7/2026 Dynamic Advisor Solutions LLC12,914$351K0.0%+7.4%0.001%
7/7/2026 CoreCap Advisors LLC1,369$37K0.0%+271.0%0.000%
7/1/2026 Eastern Bank7,720$210K0.0%N/A0.000%
6/3/2026 Parallel Advisors LLC124,838$1.12M0.0%+3.1%0.005%
6/3/2026 NewEdge Advisors LLC56,558$508K0.0%+8,430.6%0.002%
5/28/2026 Cozad Asset Management Inc.20,001$180K0.0%+41.6%0.001%
5/26/2026 Glenmede Trust Co. NA26,990$242K0.0%-7.1%0.001%
5/22/2026 Verus Capital Partners LLC28,700$258K0.0%-49.9%0.001%
5/19/2026 Bank of America Corp DE2,603,218$23.38M0.0%-53.5%0.103%
5/19/2026 Systematic Alpha Investments LLC19,400$174K0.0%N/A0.001%
5/18/2026 Amundi49,953$449K0.0%N/A0.002%
5/18/2026 EverSource Wealth Advisors LLC26,119$235K0.0%+45.3%0.001%
5/18/2026 Royal Bank of Canada36,669$330K0.0%+26.0%0.001%
5/16/2026 Quantinno Capital Management LP710,604$6.38M0.0%+17.9%0.028%
5/16/2026 SummitTX Capital L.P.18,790$169K0.0%N/A0.001%
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5/16/2026 Lazard Asset Management LLC69,988$628K0.0%N/A0.003%
5/15/2026 Delta Global Management LP159,747$1.44M0.1%N/A0.006%
5/15/2026 Bridgewater Advisors Inc.79,803$717K0.0%+1.8%0.003%
5/14/2026 Compound Planning Inc.61,630$553K0.0%+16.0%0.002%
5/14/2026 Arrowstreet Capital Limited Partnership129,895$1.17M0.0%+0.8%0.005%
5/14/2026 Sei Investments Co.169,183$1.52M0.0%+508.6%0.007%
5/13/2026 Cetera Investment Advisers17,755$159K0.0%+14.8%0.001%
5/13/2026 First Trust Advisors LP406,392$3.65M0.0%-6.3%0.016%
5/12/2026 ABN Amro Investment Solutions87,700$788K0.0%+300.5%0.003%
5/8/2026 Summit Global Investments153,593$1.38M0.1%-41.2%0.006%
5/7/2026 Commonwealth Financial Services LLC15,576$140K0.0%N/A0.001%
5/7/2026 Dimensional Fund Advisors LP2,849,737$25.59M0.0%+13.2%0.113%
5/7/2026 Parallel Advisors LLC124,838$1.12M0.0%+3.1%0.005%
5/7/2026 AIA Group Ltd90,799$815K0.0%N/A0.004%
5/6/2026 Euro Pacific Asset Management LLC18,552$171K0.0%+26.1%0.001%
5/6/2026 Quadrant Private Wealth Management LLC11,488$103K0.0%N/A0.000%
5/6/2026 Assetmark Inc.26,797$241K0.0%+76.5%0.001%
5/6/2026 Allspring Global Investments Holdings LLC23,112$207K0.0%+34.7%0.001%
5/5/2026 Sanctuary Advisors LLC13,860$124K0.0%N/A0.001%
5/4/2026 ABC Arbitrage SA19,658$177K0.0%N/A0.001%
5/4/2026 Empirical Financial Services LLC d.b.a. Empirical Wealth Management27,052$243K0.0%+36.0%0.001%
5/4/2026 Matthews International Capital Management LLC977,645$8.78M3.6%N/A0.039%
5/1/2026 Sequoia Financial Advisors LLC207,053$1.86M0.0%+4.6%0.008%
4/30/2026 Hsbc Holdings PLC21,496$191K0.0%N/A0.001%
4/28/2026DGS Capital Management LLC95,304$856K0.1%+2.5%0.004%
4/28/2026 V Square Quantitative Management LLC13,395$120K0.0%N/A0.001%
4/28/2026 QRG Capital Management Inc.86,927$781K0.0%+115.3%0.003%
4/27/2026 HB Wealth Management LLC24,150$217K0.0%+24.2%0.001%
4/27/2026 Moran Wealth Management LLC910,416$8.18M0.3%+14.9%0.036%
4/27/2026 Elevation Point Wealth Partners LLC16,208$146K0.0%N/A0.001%
4/25/2026 Keybank National Association OH24,524$220K0.0%N/A0.001%
4/23/2026 Inspire Investing LLC10,778$97K0.0%-93.5%0.000%
4/21/2026 Aaron Wealth Advisors LLC35,927$323K0.0%N/A0.001%
4/20/2026 Arta Finance Wealth Management LLC31,617$284K0.1%-19.5%0.001%
4/20/2026 Blue Trust Inc.75,486$678K0.0%-11.7%0.003%
4/20/2026 RFG Advisory LLC55,230$496K0.0%N/A0.002%
4/16/2026 SG Americas Securities LLC99,946$898K0.0%N/A0.004%
4/16/2026 Diversified Trust Co13,317$120K0.0%-10.2%0.001%
3/9/2026 Corient Private Wealth LLC146,966$1.16M0.0%+8.4%0.006%
3/3/2026 Caitong International Asset Management Co. Ltd11,956$94K0.0%+1,782.8%0.000%
2/19/2026 Compound Planning Inc.53,144$418K0.0%+18.7%0.002%
2/19/2026 Corient Private Wealth LLC146,966$1.16M0.0%+8.4%0.006%
2/18/2026 Mercer Global Advisors Inc. ADV39,704$312K0.0%-2.5%0.002%
2/18/2026 Summit Global Investments261,121$2.05M0.1%+80.5%0.010%
2/18/2026 Vident Advisory LLC557,280$4.38M0.0%-4.6%0.022%
2/18/2026 EP Wealth Advisors LLC17,112$134K0.0%N/A0.001%
2/18/2026 Empowered Funds LLC1,525,280$11.99M0.1%N/A0.061%
2/18/2026 Man Group plc2,123,977$16.69M0.0%+340.2%0.085%
2/18/2026 Inspire Investing LLC166,912$1.31M0.1%N/A0.007%
2/18/2026 Engineers Gate Manager LP32,127$253K0.0%+13.9%0.001%
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2/18/2026 Balyasny Asset Management L.P.1,980,820$15.57M0.0%+2,011.2%0.079%
2/17/2026 Guggenheim Capital LLC412,327$3.24M0.0%+6.8%0.016%
2/17/2026 AQR Capital Management LLC9,464,312$74.39M0.0%+873.8%0.377%
2/17/2026 Cetera Investment Advisers15,472$122K0.0%+7.7%0.001%
2/17/2026 Laird Norton Wetherby Trust Company LLC455,045$3.58M0.1%N/A0.018%
2/17/2026 FIL Ltd78,854$620K0.0%N/A0.003%
2/17/2026 Jump Financial LLC94,282$741K0.0%-57.8%0.004%
2/17/2026 GeoWealth Management LLC13,778$108K0.0%-12.3%0.001%
2/17/2026 Osaic Holdings Inc.21,790$171K0.0%+81.5%0.001%
2/17/2026 Tower Research Capital LLC TRC 199,675$1.57M0.0%+84,508.1%0.008%


UMC Institutional Ownership - Frequently Asked Questions

During the previous two years, 295 institutional investors and hedge funds held shares of United Microelectronics. The most heavily invested institutionals were Vanguard Group Inc. ($106.30M), Millennium Management LLC ($93.00M), AQR Capital Management LLC ($74.39M), Morgan Stanley ($60.28M), Rafferty Asset Management LLC ($50.92M), Fisher Asset Management LLC ($47.38M), and Barclays PLC ($43.32M).Learn more on United Microelectronics' institutional investors.

5.05% of United Microelectronics' stock is owned by institutional investors. Learn more on UMC's institutional investor holdings.

Of the 269 institutional investors that purchased United Microelectronics' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Millennium Management LLC ($13.88M), AQR Capital Management LLC ($9.85M), Marshall Wace LLP ($4.74M), Two Sigma Investments LP ($3.15M), Maple Rock Capital Partners Inc. ($3.14M), Rafferty Asset Management LLC ($3.08M), and Empowered Funds LLC ($3.05M).

Institutional investors have bought a total of 37,083,792 shares in the last 24 months. This purchase volume represents approximately $306.37M in transactions.

Of the 70 institutional investors that sold United Microelectronics' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Morgan Stanley ($14.18M), Bank of America Corp DE ($3.00M), Rafferty Asset Management LLC ($2.18M), JPMorgan Chase & Co. ($2.12M), Citigroup Inc. ($1.43M), Vanguard Group Inc. ($1.30M), and Barclays PLC ($1.18M).

Institutional investors have sold a total of 29,331,741 shares in the last 24 months. This volume of shares sold represents approximately $242.01M in transactions.


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Institutional ownership data for NYSE:UMC is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/27/2026. New 13F filings are added each quarter as they're published.
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