UNITED MICROELECTRONICS CORP (UMC)
About UNITED MICROELECTRONICS CORP
Founded in 1980, United Microelectronics is the world's third-largest dedicated chip foundry, with close to 5% market share in 2025 after TSMC and SMIC. UMC's headquarters are in Hsinchu, Taiwan, and it operates 12 fabs in Taiwan, Mainland China, Japan and Singapore, with additional sales offices in Europe, the US, and South Korea. UMC features a diverse customer base that includes Texas Instruments, MediaTek, Intel, Broadcom, Novatek, and Realtek, supplying a wide range of products applied in communications, display, memory, automotive and more. UMC employs about 19,000 people as of February 2025.
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Financial summary
- Market cap
- $49.4B
15-minute delayed · data by Polygon.io
Past year · hover for prices
52-week range
- Market cap
- $49.4B
- Dividend yield
- 2.12%
- Shares outstanding
- 2.5B
- Open
- —
- Day range
- –
- Prev close
- —
- Volume
- —
- IPO date
- Sep 19, 2000
United Microelectronics Corp (UMC) Stock Price
- Trading 30% below its 52-week high.
- Pays a dividend yielding about 2.12% annually.
Automatically generated from public filings and market data. Informational only — not investment advice or a recommendation to buy or sell any security.
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United Microelectronics Corp: frequently asked questions
Is United Microelectronics Corp an American company?
United Microelectronics Corp is a US-based company, listed in the americancompanies.com directory of American companies. Its American-origin credentials have not yet been independently verified.
Is United Microelectronics Corp publicly traded?
Yes — United Microelectronics Corp is a publicly traded company. Its stock trades under the ticker symbol UMC on the NYSE.
What does United Microelectronics Corp do?
United Microelectronics Corp is an American Semiconductors company in the Technology & Electronics sector.
When was United Microelectronics Corp founded?
United Microelectronics Corp was founded in 1980.
