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United Microelectronics (UMC) Stock Chart & Stock Price History

United Microelectronics logo
$7.47 -0.06 (-0.80%)
Closing price 07/18/2025 03:59 PM Eastern
Extended Trading
$7.44 -0.03 (-0.39%)
As of 08:00 AM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

United Microelectronics Stock Price Performance

The United Microelectronics (UMC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 4.48%, with a year-to-date return of 15.10%. In the past month, the stock has decreased 8.65%, reflecting recent market activity.

As of the latest close, United Microelectronics traded at $7.47 with a market cap of $18.77 billion and volume of 3.46 million shares. Five years ago, the stock traded at $2.89, representing a 158.48% increase over that period. At the time, it had a market cap of $6.79 billion and a volume of 911,100 shares.

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5 Day
Performance
+0.34%
1 Month
Performance
-8.65%
3 Month
Performance
+11.00%
Year-To-Date
Performance
+15.10%
1 Year
Performance
-4.48%
5 Year
Performance
+158.48%

UMC Stock Chart for Monday, July, 21, 2025

United Microelectronics Stock Price History

DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
07/18/2025$7.53$7.47
-0.73%
$7.52$7.443.46 million shs$18.77 billion
07/17/2025$7.45$7.53
+1.07%
$7.54$7.436.37 million shs$18.90 billion
07/16/2025$7.47$7.45
-0.33%
$7.47$7.317.90 million shs$18.70 billion
07/15/2025$7.45$7.47
+0.34%
$7.54$7.464.75 million shs$18.77 billion
07/14/2025$7.50$7.45
-0.73%
$7.46$7.377.29 million shs$18.70 billion
07/11/2025$7.56$7.50
-0.73%
$7.53$7.484.10 million shs$18.84 billion
07/10/2025$7.70$7.56
-1.88%
$7.66$7.544.16 million shs$18.98 billion
07/09/2025$7.63$7.70
+0.92%
$7.73$7.635.61 million shs$19.34 billion
07/08/2025$7.54$7.63
+1.19%
$7.69$7.555.06 million shs$19.17 billion
07/07/2025$7.82$7.54
-3.52%
$7.63$7.508.65 million shs$18.94 billion
07/04/2025$7.82$7.82$7.86$7.814.53 million shs$19.63 billion
07/03/2025$7.86$7.82
-0.57%
$7.86$7.814.53 million shs$19.63 billion
07/02/2025$7.63$7.86
+3.01%
$7.87$7.6211.36 million shs$19.75 billion
07/01/2025$7.64$7.63
-0.13%
$7.65$7.565.52 million shs$19.17 billion
06/30/2025$7.68$7.64
-0.46%
$7.69$7.577.03 million shs$19.19 billion
06/27/2025$7.56$7.68
+1.59%
$7.70$7.606.51 million shs$19.28 billion
06/26/2025$7.64$7.56
-1.11%
$7.63$7.536.28 million shs$18.98 billion
06/25/2025$7.86$7.64
-2.77%
$7.76$7.637.36 million shs$19.19 billion
06/24/2025$8.12$7.86
-3.23%
$7.89$7.7211.76 million shs$19.74 billion
06/23/2025$8.18$8.12
-0.70%
$8.13$7.9810.46 million shs$20.40 billion
06/20/2025$8.26$8.18
-0.94%
$8.27$8.169.67 million shs$20.54 billion

This page (NYSE:UMC) was last updated on 7/21/2025 by MarketBeat.com Staff
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