United Microelectronics - 25 Year Stock Price History | UMC

The latest closing stock price for United Microelectronics as of April 25, 2025 is 6.88.

  • An investor who bought $1,000 worth of United Microelectronics stock at the IPO in 2000 would have $343 today, roughly 0 times their original investment - a 1.19% compound annual growth rate over 25 years.
  • The all-time high United Microelectronics stock closing price was 10.34 on December 07, 2021.
  • The United Microelectronics 52-week high stock price is 9.00, which is 30.8% above the current share price.
  • The United Microelectronics 52-week low stock price is 5.61, which is 18.5% below the current share price.
  • The average United Microelectronics stock price for the last 52 weeks is 7.46.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.