Company Website: https://www.umc.com
TAIPEI, Taiwan -- (Business Wire)

United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of May 2025.

Revenues for May 2025

(*) 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/20250605034563/en/

Contacts:

Michael Lin / David Wong
UMC, Investor Relations
Tel: + 886-2-2658-9168, ext. 16900
Email: jinhong_lin@umc.com
david_wong@umc.com

Source: United Microelectronics Corporation