United Microelectronics CORP (UMC) SEC Filings — 2025

Filings

• United Microelectronics CORP 6-K Filing — 6-K · Dec 30, 2025
• United Microelectronics CORP 6-K Filing — 6-K · Dec 17, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Dec 10, 2025
• UMC Files 6-K Report with SEC — 6-K · Dec 4, 2025
• UMC Files 6-K Report — 6-K · Nov 28, 2025
• United Microelectronics CORP 6-K Filing — 6-K · Nov 20, 2025
• UMC Files 6-K Report with SEC — 6-K · Nov 12, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Nov 6, 2025
• UMC Files 6-K Report, Confirms 20-F Filing — 6-K · Oct 29, 2025
• UMC Files 6-K Report — 6-K · Oct 28, 2025
• UMC Files 6-K Report with SEC — 6-K · Oct 27, 2025
• UMC Files 6-K Report with SEC — 6-K · Oct 21, 2025
• UMC Files 6-K Report with SEC — 6-K · Oct 15, 2025
• United Microelectronics Corp Files Routine 6-K — 6-K · Oct 7, 2025
• United Microelectronics Corp Files 6-K — 6-K · Sep 22, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Sep 10, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Sep 4, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Aug 13, 2025
• United Microelectronics Corp. Files 6-K Report — 6-K · Aug 12, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Aug 6, 2025
• United Microelectronics Corp Files Routine 6-K — 6-K · Jul 30, 2025
• United Microelectronics Corp Files Routine 6-K — 6-K · Jul 28, 2025
• UMC Files 6-K Report — 6-K · Jul 22, 2025
• UMC Files 6-K Report with SEC — 6-K · Jul 10, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Jul 7, 2025
• United Microelectronics Corp Files 6-K — 6-K · Jun 30, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Jun 20, 2025
• United Microelectronics Corp Files 6-K — 6-K · Jun 10, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Jun 5, 2025
• UMC Files 6-K Report with SEC — 6-K · Jun 4, 2025
• UMC Files 6-K Report — 6-K · May 28, 2025
• UMC Files 6-K with SEC — 6-K · May 15, 2025
• UMC Files 6-K Report — 6-K · May 8, 2025
• UMC Files 2024 Annual Report: New Associates Added — 20-F · Apr 24, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Apr 24, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Apr 23, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Apr 10, 2025
• United Microelectronics Corp Files 6-K — 6-K · Apr 1, 2025
• UMC Files 6-K for FY 2024 Results — 6-K · Mar 20, 2025
• United Microelectronics Corp Files 6-K — 6-K · Mar 11, 2025
• United Microelectronics Corp Files Routine 6-K — 6-K · Feb 26, 2025
• United Microelectronics Corp Files 6-K — 6-K · Feb 11, 2025
• United Microelectronics Corp Files 6-K Report — 6-K · Jan 21, 2025
• United Microelectronics Corp Files 6-K — 6-K · Jan 13, 2025