United Microelectronics Corporation (UMC)
NYSE: UMC · Real-Time Price · USD
19.82
-1.10 (-5.26%)
At close: Oct 16, 2026, 4:00 PM EDT
19.66
-0.16 (-0.81%)
After-hours: Oct 16, 2026, 7:58 PM EDT
United Microelectronics Market Cap
United Microelectronics has a market cap or net worth of $51.56 billion as of October 16, 2026. Its market cap has increased by 176.67% in one year.
Market Cap
51.56B
Enterprise Value
48.97B
1-Year Change
176.67%
Global Rank
n/a
Country Rank
n/a
Category
ChartMarket Cap Chart
Since September 19, 2000, United Microelectronics's market cap has increased from $49.90B to $51.56B, an increase of 3.31%. That is a compound annual growth rate of 0.12%.
| Date | Market Cap | % Change |
|---|---|---|
| Oct 16, 2026 | 49.86B | 152.58% |
| Dec 31, 2025 | 19.74B | 21.36% |
| Dec 31, 2024 | 16.26B | -23.13% |
| Dec 29, 2023 | 21.16B | 29.78% |
| Dec 30, 2022 | 16.30B | -43.91% |
| Dec 31, 2021 | 29.07B | 47.05% |
| Dec 31, 2020 | 19.77B | 196.83% |
| Dec 31, 2019 | 6.66B | 47.35% |
| Dec 31, 2018 | 4.52B | -25.10% |
| Dec 29, 2017 | 6.03B | 35.14% |
| Dec 30, 2016 | 4.47B | -6.68% |
| Dec 31, 2015 | 4.78B | -16.96% |
| Dec 31, 2014 | 5.76B | 9.04% |
| Dec 31, 2013 | 5.28B | 1.47% |
| Dec 31, 2012 | 5.21B | -6.32% |
| Dec 30, 2011 | 5.56B | -32.28% |
| Dec 31, 2010 | 8.21B | -18.56% |
| Dec 31, 2009 | 10.08B | 94.56% |
| Dec 31, 2008 | 5.18B | -43.86% |
| Dec 31, 2007 | 9.23B | -33.21% |
| Dec 29, 2006 | 13.82B | 24.45% |
| Dec 30, 2005 | 11.10B | -1.37% |
| Dec 31, 2004 | 11.26B | -25.39% |
| Dec 31, 2003 | 15.09B | 47.31% |
| Dec 31, 2002 | 10.24B | -65.17% |
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Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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