UMC Reports Sales for May 2023

TAIPEI, Taiwan--(BUSINESS WIRE)-- United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of May 2023.

Revenues for May 2023

Period	2023	2022	Y/Y Change	Y/Y (%)
May	18,778,488	24,433,030	-5,654,542	-23.14%
Jan.-May	91,449,371	110,652,311	-19,202,940	-17.35%

(*) 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.

View source version on businesswire.com: https://www.businesswire.com/news/home/20230606005635/en/

Michael Lin / David Wong

UMC, Investor Relations

Tel: + 886-2-2658-9168, ext. 16900

Email: david_wong@umc.com

jinhong_lin@umc.com

Source: United Microelectronics Corporation