United Microelectronics - 25 Year Stock Price History | UMC

Historical daily share price chart and data for United Microelectronics since 2000 adjusted for splits and dividends. The latest closing stock price for United Microelectronics as of March 04, 2025 is 6.65.
  • The all-time high United Microelectronics stock closing price was 11.09 on December 07, 2021.
  • The United Microelectronics 52-week high stock price is 9.00, which is 35.3% above the current share price.
  • The United Microelectronics 52-week low stock price is 5.61, which is 15.6% below the current share price.
  • The average United Microelectronics stock price for the last 52 weeks is 7.66.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
United Microelectronics Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 6.2049 6.5300 6.6500 5.6900 6.6500 2.47%
2024 7.7179 7.8421 8.8900 6.3400 6.4900 -19.00%
2023 7.1401 5.8434 8.2020 5.8257 8.0126 38.80%
2022 6.9122 10.2901 10.3343 4.7384 5.7727 -44.19%
2021 8.8211 6.8662 11.0857 6.8662 10.3431 43.13%
2020 3.2299 2.2135 7.7491 1.7398 7.2262 230.11%
2019 1.7012 1.4052 2.2871 1.3416 2.1890 54.05%
2018 1.9146 1.8596 2.3499 1.3020 1.4210 -21.99%
2017 1.6714 1.3096 2.0654 1.2949 1.8215 41.48%
2016 1.3695 1.2604 1.5068 1.1689 1.2875 -2.74%
2015 1.4297 1.4961 1.7118 1.1337 1.3238 -13.47%
2014 1.4559 1.3470 1.7388 1.3142 1.5298 11.35%
2013 1.3437 1.3442 1.6012 1.1663 1.3739 4.78%
2012 1.4461 1.4024 1.7418 1.1531 1.3112 -4.32%
2011 1.5284 1.9111 2.0925 1.1462 1.3704 -28.29%
2010 1.9440 2.3386 2.5111 1.5422 1.9111 -17.23%
2009 1.7576 1.2853 2.3088 0.9818 2.3088 97.96%
2008 1.5904 1.9327 2.1468 0.8985 1.1663 -41.75%
2007 2.5986 2.8272 3.0967 1.8806 2.0022 -28.98%
2006 2.5712 2.5269 3.0893 2.2338 2.8191 14.06%
2005 2.7656 2.7343 3.4907 2.2180 2.4715 -11.15%
2004 3.1017 3.4173 4.0689 2.5609 2.7815 -15.48%
2003 2.5882 2.0025 3.7564 1.6935 3.2910 71.19%
2002 3.4771 4.7438 5.5752 1.7050 1.9224 -59.05%
2001 3.9936 3.6749 5.4834 2.2007 4.6949 27.76%
Sector Industry Market Cap Revenue
Computer and Technology Semiconductors $16.314B $7.087B
UMC specializes in providing foundry services for high performancesemiconductor applications. Its core competency lies in its abilityto produce high yield Integrated Circuit wafers, manufactured on a per-customer basis. The company draws its distinction from industryleading technology. In addition to wafer manufacturing, its customers benefit from services such as extensive IP resources, free-of-charge design libraries, and full front-end and backend support.
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Astera Labs (ALAB) United States $13.723B 0.00
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Ams-OSRAM AG (AMSSY) Austria $1.260B 0.00
Ichor Holdings (ICHR) United States $1.102B 0.00
Alpha And Omega Semiconductor (AOSL) United States $0.930B 0.00
Ceva (CEVA) United States $0.796B 0.00
Indie Semiconductor (INDI) United States $0.708B 0.00
Navitas Semiconductor (NVTS) United States $0.540B 0.00
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SkyWater Technology (SKYT) United States $0.441B 0.00
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POET Technologies (POET) Canada $0.325B 0.00
SEALSQ (LAES) Switzerland $0.287B 0.00
Valens Semiconductor (VLN) Israel $0.247B 0.00
Quantum-Si (QSI) United States $0.231B 0.00
Silvaco (SVCO) United States $0.189B 0.00
IQE (IQEPF) United Kingdom $0.189B 0.00
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Sequans Communications S.A (SQNS) France $0.061B 1.17
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Pixelworks (PXLW) United States $0.049B 0.00
Mobix Labs (MOBX) United States $0.043B 0.00
Nano Labs (NA) China $0.032B 0.00
SemiLEDS (LEDS) Taiwan $0.013B 0.00
SmartKem (SMTK) United Kingdom $0.005B 0.00