UMC Reports Sales for May 2024

Taipei, Taiwan, June 6, 2024 -- United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of May 2024.

Revenues for May 2024

Period	2024	2023	Y/Y Change	Y/Y (%)
May	19,509,486	18,778,488	730,998	3.89%
Jan.-May	93,882,976	91,449,371	2,433,605	2.66%

(*) All figures in thousands of New Taiwan Dollars (NT$), except for percentages
(**) All figures are consolidated

Additional information about UMC is available on the web at https://www.umc.com.