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United Microelectronics Corporation (UMC)
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United Microelectronics Corporation (UMC) SEC Filings

Filing links are provided when reliable SEC filing data is available.

Recent Filings

FormFiling DateAcceptedDocument
6-KJun 23, 2026Jun 23, 2026View filing
6-KJun 22, 2026Jun 22, 2026View filing
6-KJun 18, 2026Jun 18, 2026View filing
6-KJun 16, 2026Jun 16, 2026View filing
6-KJun 5, 2026Jun 5, 2026View filing
6-KJun 3, 2026Jun 3, 2026View filing
SDMay 29, 2026May 29, 2026View filing
6-KMay 27, 2026May 27, 2026View filing
6-KMay 22, 2026May 22, 2026View filing
6-KMay 20, 2026May 20, 2026View filing
6-KMay 15, 2026May 15, 2026View filing
6-KMay 13, 2026May 13, 2026View filing
6-KMay 12, 2026May 12, 2026View filing
6-KMay 11, 2026May 11, 2026View filing
6-KMay 8, 2026May 8, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing
3May 7, 2026May 7, 2026View filing

About United Microelectronics Corporation

United Microelectronics Corporation (UMC) operates as a specialized semiconductor wafer foundry, extending its services globally with operations across Taiwan, Singapore, China, Hong Kong, Japan, the United States, and Europe. The company offers a comprehensive range of solutions, from initial circuit blueprinting and mask generation to wafer manufacturing, final assembly, and rigorous testing. UMC's customer base consists of both integrated device manufacturers and companies focused solely on chip design. This corporation, founded in 1980, has its primary headquarters situated in Hsinchu City, Taiwan.

Hsinchu City
20,000 employees
Technology / Semiconductors
Sector
Technology
Industry
Semiconductors
CEO
Jason S. Wang