UMC Reports Sales for November 2023

Taipei, Taiwan, December 6, 2023--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of November 2023.

Revenues for November 2023

Period	2023	2022	Y/Y Change	Y/Y (%)
November	18,787,670	22,545,442	-3,757,772	-16.67%
Jan.-Nov.	205,553,774	257,759,255	-52,205,481	-20.25%

(*) 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.