United Microelectronics Corporation 6-K Filing

This filing is a report from United Microelectronics Corporation (UMC) regarding the full receipt of proceeds for their 2nd domestic unsecured convertible corporate bonds. The total amount received is NT$4,792,798,780, and these funds have been transferred to the designated depository bank. The announcement was made on September 2, 2026, and is in compliance with relevant securities regulations.