Company United Microelectronics Corporation

2303

TW0002303005

Semiconductors

End-of-day quote Taiwan S.E. Other stock markets 2025-07-11			5-day change	1st Jan Change
43.25 ^TWD	-1.03%		-1.14%	+0.46%

Jul. 04	United Microelectronics Corporation Reports Unaudited Consolidated Revenues Results for the Month and Year to Date Ended June 2025	CI
Jun. 17	Fitch Revises United Microelectronics' Outlook to Stable	MT

Business description: United Microelectronics Corporation

United Microelectronics Corp is a global semiconductor foundry. The Company provides integrated circuit (IC) production for applications spanning every sector of the electronics industry. The Company operates through two segments. The Wafer Fabrication segment is mainly engaged in the manufacture of chips to the design specifications of its customers by using its own processes and techniques. The New Business segment is engaged in the research, development, manufacture and provision of solar energy. The Company is engaged in the maintenance of a customer base across various industries, including communication, consumer electronics, computer, memory, new generation light-emitting diode (LED) and others, while focusing on manufacturing for applications, including networking, telecommunications, Internet, multimedia, personal computers (PCs) and graphics.

Number of employees: 20,000

Sales by Activity: United Microelectronics Corporation

Fiscal Period: December	2020	2021	2022	2023	2024
Wafer Fabrication	177B	213B	279B	223B	232B
New Business	14.89M	-	-	-	-
Adjustment and Elimination	-4.68M	-	-	-	-

See all business segments

Geographical breakdown of sales: United Microelectronics Corporation

Fiscal Period: December	2020	2021	2022	2023	2024
Taiwan	65B	80.66B	87.5B	68.36B	83.76B
United States of America	24.55B	24.27B	35.18B	59.1B	58.12B
China (Includes Hong Kong)	22.63B	31.18B	46.15B	27.55B	37.12B
Korea	-	-	-	30.87B	26.3B
Europe	6.42B	5.63B	8.83B	24.93B	17.9B
Japan	15.36B	13.71B	17.67B	11.61B	9.11B
Others	16.81B	28.51B	44.29B	107M	4.48M
Singapore	26.05B	29.07B	39.09B	-	-

See all geographic segments

Executive Committee: United Microelectronics Corporation

Manager	Title	Age	Since
Shan Chieh Chien PSD	President	67	2017-06-12
Jason Wang CEO	Chief Executive Officer	62	2014-12-23
Chi Tung Liu DFI	Director of Finance/CFO	59	2005-10-19
Lucas Chang LAW	General Counsel	70	2017-12-31

See UNITED MICROELECTRONICS CORPORATION governance

Composition of the Board of Directors: United Microelectronics Corporation

Director	Title	Age	Since
Ting Yu Lin BRD	Director/Board Member	63	2009-06-09
Shan Chieh Chien BRD	Director/Board Member	67	2016-02-29
Wen Yi Chu BRD	Director/Board Member	58	2015-06-08
Jason Wang BRD	Director/Board Member	62	2015-06-08
Jyuo-Min Shyu BRD	Director/Board Member	71	2018-06-11
Li Chun Chen BRD	Director/Board Member	78	2018-06-11
Stan Hung CHM	Chairman	64	2008-07-15
Kuang Si Shiu BRD	Director/Board Member	73	-
Wen Hsin Hsu BRD	Director/Board Member	48	-

Composition of the Board of Directors

Shareholders: United Microelectronics Corporation

Name	Equities	%	Valuation
Hsieh Yung Investment Co. Ltd. 3.515 %	441,371,000	3.515 %	668 M NT$
SILICON INTEGRATED SYSTEMS CORP. 2.123 %	266,580,424	2.123 %	403 M NT$
Yuanta Securities Investment Trust Co., Ltd. 0.6897 %	86,615,887	0.6897 %	131 M NT$
Stan Hung 0.4737 %	59,486,252	0.4737 %	90 M NT$
Shi Wang 0.2301 %	28,899,800	0.2301 %	44 M NT$

Name	Equities	%	Valuation
Aperio Group LLC 0.9075 %	22,797,255	0.9075 %	174 M NT$
Eaton Vance Management 0.7166 %	18,001,694	0.7166 %	138 M NT$
Vanguard Fiduciary Trust Co. 0.6254 %	15,712,184	0.6254 %	120 M NT$
UBS Financial Services, Inc. 0.585 %	14,695,127	0.585 %	112 M NT$
U.S. Trust Company of Delaware 0.3176 %	7,979,139	0.3176 %	61 M NT$

List of UNITED MICROELECTRONICS CORPORATION shareholders

Holdings: United Microelectronics Corporation

Name	Equities	%	Valuation
UNIMICRON TECHNOLOGY CORP. 13%	198,878,046	13%	776,123,563 $
FARADAY TECHNOLOGY CORPORATION 13.21%	34,427,165	13.21%	218,616,973 $
SILICON INTEGRATED SYSTEMS CORP. 17.99%	92,647,863	17.99%	153,503,612 $
ITE TECH. INC 8.41%	13,959,978	8.41%	67,381,743 $

Company details: United Microelectronics Corporation

United Microelectronics Corp.

Hsinchu Science Park No. 3, Li-Hsin 2nd Road

300 78, Hsinchu

+886 3 578 2258

http://www.umc.com

address United Microelectronics Corporation(2303)

Group companies: United Microelectronics Corporation

Name	Category and Sector
UMC Capital Corp. UMC Capital Corp. Investment ManagersFinance UMC Capital Corp. is the corporate venture arm and a wholly-owned subsidiary of UMC-United Microelectronics Corp. (NYSE: UMC; TP: 2303). UMC is a Taiwan-based semiconductor foundry established in 1980, and a global contract manufacturing leader. They make advanced process integrated circuits for applications spanning the entire semiconductor industry. UMC has facilities in Taiwan, Japan, Singapore, Europe and the US. Established in 2001, UMC Capital operates from offices in the Cayman Islands, Taipei and Sunnyvale, California.	Investment Managers

Name

Category and Sector

Investment Managers

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Other Semiconductors

Add to a list 0 selected To use this feature you must be a member Log in Sign up	Change	5d. change	1-year change	3-years change	Capi.($)
UNITED MICROELECTRONICS CORPORATION	-1.03%	-2.59%	-20.93%	+8.94%	18.74B
NVIDIA CORPORATION	+0.50%	+3.50%	+22.24%	+941.29%	4,004B
BROADCOM INC.	-0.37%	-0.29%	+57.27%	+450.20%	1,295B
TSMC (TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY)	0.00%	+0.92%	+5.26%	+135.55%	974B
AMD (ADVANCED MICRO DEVICES)	+1.57%	+6.17%	-20.41%	+84.52%	234B
TEXAS INSTRUMENTS INCORPORATED	+0.72%	+2.42%	+8.66%	+42.26%	200B
QUALCOMM, INC.	-1.02%	-2.93%	-24.59%	+15.77%	175B
ARM HOLDINGS PLC	-1.76%	-5.90%	-21.73%	-	157B
SK HYNIX INC.	-0.84%	+5.75%	+23.22%	+210.65%	149B
MICRON TECHNOLOGY, INC.	+1.15%	+1.83%	-8.70%	+110.57%	138B
Average	-0.12%	+1.30%	+2.03%	+222.20%	734.44B
Weighted average by Cap.	-0.00%	+2.49%	+21.72%	+634.72%