SecFilingDex
20-FUMCCIK 0001033767

UNITED MICROELECTRONICS CORP

Foreign annual (20-F) filed .

Annual report filed by foreign private issuers listed on U.S. exchanges.

Filing facts

Accession number
0001193125-26-193757
Filer
UNITED MICROELECTRONICS CORP
Ticker
UMC
CIK
0001033767
Form type
20-F
Form description
Foreign annual
Filed at
April 30, 2026
Last verified
May 1, 2026SecFilingDex pulls from EDGAR with daily cadence

Provenance

SecFilingDex republishes SEC EDGAR data with provenance. EDGAR is the authoritative source. SecFilingDex is independent and not affiliated with the U.S. Securities and Exchange Commission. Nothing on this page constitutes investment, legal, tax, or other professional advice.