UMC Reports Sales for May 2023

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.

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