Nov 6, 2025 3:00 AM Eastern Standard Time UMC Reports Sales for October 2025 Share TAIPEI, Taiwan--(BUSINESS WIRE)--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) ("UMC†) today reported unaudited net sales for the month of October 2025. | Revenues for October 2025 | | | | | | --- | --- | --- | --- | --- | | Period | 2025 | 2024 | Y/Y | Y/Y | | | | | Change | (%) | | October | 21,294,974 | 21,371,110 | -76,136 | -0.36% | | Jan.-Oct. | 197,038,628 | 193,287,584 | 3,751,044 | 1.94% | | (*) All f ...