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NYSE: UMC
United Microelectronics (UMC) stock, explained like you're 5
United Microelectronics trades on the New York Stock Exchange under the ticker UMC. It is a large cap company in the semiconductors industry, part of the technology sector, with a market value of about 57.8 billion dollars.
- Ticker
- UMC
- Exchange
- New York Stock Exchange
- Sector
- Technology
- Industry
- Semiconductors
- Size
- Large cap, about 57.8 billion dollars
Is United Microelectronics a small, medium or large cap company?
Yes. United Microelectronics is a large cap stock. Its market cap, which is the total value of all its shares, is about 57.8 billion dollars.
Here is how you can tell. Multiply the share price by the number of shares to get the market cap, then compare it to the usual sizes. Micro cap is under 300 million dollars, small cap is 300 million to 2 billion, mid cap is 2 to 10 billion, large cap is 10 billion and up, and mega cap is over 200 billion. Market caps move every day with the share price, so treat the number as a recent snapshot.
How United Microelectronics makes money
- Selling software, hardware or cloud services, often as a subscription.
- Charging businesses and consumers for products they use every day.
- Licensing its technology and selling related services.
What moves UMC stock
- How fast sales are growing, especially in cloud and AI.
- New product launches and customer wins.
- Competition, regulation and how much the company spends on research.
In the news lately
- UMC Jan 2028 2.000 call (UMC280121C00002000) stock price, news, quote and history (Yahoo Finance UK)
- United Microelectronics Corp (UMC) Stock Down 5.3% but Still Ove (GuruFocus)
- UMC Jan 2028 22.000 put (UMC280121P00022000) Interactive Stock Chart (Yahoo! Finance Canada)
- UMC Nov 2026 22.000 call (UMC261120C00022000) stock historical prices and data (Yahoo Finance UK)
- UMC Apr 2027 30.000 call (UMC270416C00030000) Stock Price, News, Quote & History (Yahoo! Finance Canada)
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Questions about United Microelectronics stock
What does United Microelectronics do?
United Microelectronics trades on the New York Stock Exchange under the ticker UMC. It is a large cap company in the semiconductors industry, part of the technology sector, with a market value of about 57.8 billion dollars.
What is the ticker symbol for United Microelectronics?
United Microelectronics trades under the ticker UMC on the New York Stock Exchange.
What is United Microelectronics's market cap?
United Microelectronics is a large cap stock with a market cap of about 57.8 billion dollars.
How does United Microelectronics make money?
Selling software, hardware or cloud services, often as a subscription. Charging businesses and consumers for products they use every day. Licensing its technology and selling related services.
What moves UMC stock?
How fast sales are growing, especially in cloud and AI. New product launches and customer wins. Competition, regulation and how much the company spends on research.
How can I follow UMC stock every day?
Add UMC to your watchlist on Metric Finance. We post a free brief every trading day at 5 PM ET that explains what happened to the stocks you follow, in simple words.
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Educational information, not financial advice. This guide explains the business in general terms and does not include live prices.