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Electronic Technology

United Microelectronics Corp.

Company Background

United Microelectronics is a Taiwanese chipmaker, with assets of around $10 billion. It sells a range of products, including CMOS wafers, memory chips and high-voltage integrated circuits. UMC has over 17,000 employees worldwide and offices in Taiwan, Japan, South Korea, China, Singapore, the U.S. and Europe.

UMC is expanding aggressively overseas. The company bought a 9%, $48 million stake in a subsidiary of Japan's Fujitsu Semiconductor, which owns a Japanese plant that makes 12-inch wafers. UMC has also set up a joint venture with China's Xiamen municipal government and state-owned Fujian Electronics and Information Group to build a semiconductor fabrication plant in Xiamen.

UMC will invest a total of $1.35 billion in the venture over five years, starting in 2015. As part of the plan, the venture purchased a 33% stake in Xiamen-based chipmaker United Semiconductor in January 2015.

UMC was founded in 1980 as Taiwan's first semiconductor company. Yen Po-wen, who joined UMC in 1986, has served as CEO since 2012. Before that, he was senior vice president in charge of 12-inch operations.

Business Summary

United Microelectronics Corp. engages in the semiconductor foundry business. It offers complementary metal-oxide semiconductor logic wafers, mixed signal wafers, radio frequency complementary metal-oxide semiconductor wafers, embedded memory products, high voltage integrated circuits, and complementary metal-oxide semiconductor image sensors. The company was founded on May 22, 1980 and is headquartered in Hsinchu, Taiwan.

Financial Highlights

Dec 2020 TWDUSD
Gross Profit35,222.22M1,196.22M
Operating income15,753.51M535.02M
Income before tax21,258.22M721.97M
Net income29,189.48M991.33M
Diluted EPS2.340.07
Dividends Per Share1.590.05
Total Assets377,516.37M13,435.70M
Total liabilities135,372.37M4,817.86M
Total equity235,659.74M8,387.06M
Operating cash flow64,868.31M2,203.06M
Currency in TWDCurrency in USD

Historical Data

 Dec 2016Dec 2017Dec 2018Dec 2019Dec 2020
Revenue 147,870.12M 149,284.70M 151,252.57M 148,201.64M 176,820.91M
Gross Profit 26,086.93M 22,831.74M 18,931.55M 18,104.57M 35,222.22M
Operating income 6,456.70M 4,914.62M 680.34M -492.31M 15,753.51M
Income before tax 5,036.75M 7,521.46M 2,852.10M 4,588.14M 21,258.22M
Net income 8,315.66M 9,628.73M 7,072.99M 9,707.61M 29,189.48M
EBITDA 58,344.99M 57,873.01M 52,556.78M 48,634.96M 64,393.85M
Diluted EPS 0.63 0.74 0.54 0.75 2.34
Dividends Per Share 0.50 0.71 0.58 0.80 1.59
Total Assets 386,655.18M 394,099.16M 364,604.90M 370,187.36M 377,516.37M
Total liabilities 161,077.22M 169,859.62M 144,419.63M 153,201.96M 135,372.37M
Total equity 215,007.77M 211,508.65M 206,069.72M 206,804.35M 235,659.74M
Operating cash flow 46,450.49M 52,474.39M 50,145.31M 55,498.99M 64,868.31M
 Dec 2016Dec 2017Dec 2018Dec 2019Dec 2020
Revenue 4,585.00M 4,907.01M 5,015.92M 4,794.19M 6,005.22M
Gross Profit 808.87M 750.48M 627.81M 585.66M 1,196.22M
Operating income 200.20M 161.54M 22.56M -15.92M 535.02M
Income before tax 156.17M 247.23M 94.58M 148.42M 721.97M
Net income 257.84M 316.49M 234.55M 314.03M 991.33M
EBITDA 1,809.10M 1,902.29M 1,742.91M 1,573.30M 2,186.95M
Diluted EPS 0.01 0.02 0.01 0.02 0.07
Dividends Per Share 0.01 0.02 0.01 0.02 0.05
Total Assets 11,997.11M 13,243.24M 11,862.08M 12,349.04M 13,435.70M
Total liabilities 4,997.89M 5,707.93M 4,698.56M 5,110.65M 4,817.86M
Total equity 6,671.25M 7,107.50M 6,704.28M 6,898.76M 8,387.06M
Operating cash flow 1,440.28M 1,724.84M 1,662.94M 1,795.34M 2,203.06M

Valuation Measures

Dec 2020
Operating margin8.90%
Profit margin16.50%

Key executives

  • Co-President, Co-General Manager & Director: Shan Chieh Chien
  • Co-President, Co-General Manager & Director: Jason Wang
  • Chief Financial Officer, Head-Finance & Accounting: Chi Tung Liu
  • Vice President, Deputy GM & General Counsel: Lucas S. Chang
  • Manager: Chao Wei Weng


  • Hsieh Yung Investment Co. Ltd. (3.5%)
  • BlackRock Fund Advisors (2.4%)
  • Silicon Integrated Systems Corp. (2.2%)
  • The Vanguard Group, Inc. (2.1%)
  • Morgan Stanley Investment Management Ltd. (1.7%)
  • Norges Bank Investment Management (1.4%)
  • Dimensional Fund Advisors LP (0.8%)
  • AllianceBernstein LP (0.7%)
  • Yuanta Securities Investment Trust Co., Ltd. (0.7%)
  • BlackRock Advisors (UK) Ltd. (0.5%)

Contact Details

  • Website:
  • Address: Hsinchu Science Park, No. 3, Li-Hsin 2nd Road, Hsinchu, 300 78, Taiwan
  • Phone: +886.3.5782258

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Last Updated on 7 Dec, 2021

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