UMC - United Microelectronics December sales grew 3.29% Y/Y January, 06 2023 06:09 AM United Microelectronics Corporation United Microelectronics ( NYSE: UMC ) reported December net sales growth of 3.29% Y/Y to NT$20.95B. In November sales grew 14.67% Y/Y. YTD revenue grew 30.84% Y/Y to NT$278.71B. For further details see: United Microelectronics December sales grew 3.29% Y/Y