UMC Reports Sales for September 2023

United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of September 2023.

Revenues for September 2023

Period	2023	2022	Y/Y Change	Y/Y (%)
September	19,052,938	25,218,828	-6,165,890	-24.45%
Jan.-Sep.	167,574,722	210,869,549	-43,294,827	-20.53%

(*) 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 http://www.umc.com.

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