United Microelectronics Corp

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United Microelectronics Corp
TickerUMC
CIK #0001033767
CUSIP910873405
SectorManufacturing - Semiconductors & Related Devices
Address8F, No68, Sec 1, Neihu Rd,, Taipei, 11493
Source [EDGAR]
CIK Filing 2011 - 2025
[0001033767] 6-K
[0001033767] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
BlackRock Inc United Microelectronics Corp [2022-02-08] 5.8
Morgan Stanley United Microelectronics Corp [2020-02-13] 6.2
FMR LLC United Microelectronics Corp [2018-02-13] 0.0
BlackRock Inc United Microelectronics Corp [2018-02-01] 5.0
Form 13F Holdings
Firm Period DFND Voting Shares
BlackRock, Inc. [2025-06-30] SOLE 22,885,770 24,317,060
Morgan Stanley [2025-06-30] DFND 20,954,422 21,814,127
UBS Group AG [2025-06-30] DFND 15,474,136 16,938,821
Vanguard Group Inc [2025-06-30] SOLE 0 14,165,514
Rafferty Asset Management LLC [2025-06-30] SOLE 8,403,064 8,403,064
Bank of America Corp /DE/ [2025-06-30] DFND 92,934 7,044,452
Goldman Sachs Group Inc [2025-06-30] DFND 5,585,582 5,585,582
State Street Corp [2025-06-30] DFND 4,252,956 4,292,954
Schroder Investment Management Group [2025-06-30] SOLE 4,237,787 4,237,787
Citigroup Inc [2025-06-30] DFND 3,727,817 3,727,817
Northern Trust Corp [2025-06-30] DFND 3,028,910 3,534,017
Maple Rock Capital Partners Inc [2025-06-30] SOLE 3,140,443 3,140,443
Dimensional Fund Advisors LP [2025-06-30] SOLE 1,672,185 1,677,879
JPMorgan Chase & Co [2025-06-30] DFND 1,643,271 1,668,390
Creative Planning [2025-06-30] SOLE 17,872 1,624,899
BNP Paribas Financial Markets [2025-06-30] DFND 0 1,486,004
AQR Capital Management LLC [2025-06-30] DFND 1,445,478 1,445,478
KADENSA CAPITAL Ltd [2025-06-30] SOLE 1,335,392 1,335,392
Crossmark Global Holdings, Inc. [2025-06-30] SOLE 1,281,177 1,281,177
Y-Intercept (Hong Kong) Ltd [2025-06-30] SOLE 970,407 970,407
Jane Street Group LLC [2025-06-30] DFND 780,000 780,000
RhumbLine Advisers [2025-06-30] SOLE 421,030 716,330
Citadel Advisors LLC [2025-06-30] DFND 684,779 684,779
Moran Wealth Management LLC [2025-06-30] SOLE 672,124 672,124
Vanguard Group Inc [2025-06-30] DFND 0 659,957
LSV Asset Management [2025-06-30] SOLE 565,611 565,611
Susquehanna International Group LLP [2025-06-30] OTR 360,128 547,328
Vident Advisory LLC [2025-06-30] DFND 510,928 544,192
Baird Financial Group, Inc. [2025-06-30] DFND 525,406 525,406
D. E. Shaw & Co., Inc. [2025-06-30] DFND 477,789 477,789
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