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UNITED MICROELECTRONICS CORP — 20-F Filings

24 20-F filings on record

This page lists all 20-F filings submitted to the SEC by UNITED MICROELECTRONICS CORP (UMC), sorted by most recent first. Each row links to the full filing on EdgarLookup. UNITED MICROELECTRONICS CORP has filed 24 20-F documents with the SEC since 1997. To view all SEC filings by UNITED MICROELECTRONICS CORP, see the full filings list.

Overview All Filings Financials Insiders
All 20-F 20-F/A 3 424B5 6-K 6-K/A CORRESP EFFECT F-3/A F-6 F-6 POS F-6EF S-8 SC 13D SC 13D/A SC 13G SC 13G/A SD UPLOAD
Form Description Accession Number Filed Period
20-F FORM 20-F 0001193125-25-092142 Apr 24, 2025 Dec 31, 2024
20-F FORM 20-F 0001193125-24-111429 Apr 25, 2024 Dec 31, 2023
20-F FORM 20-F 0001193125-23-119772 Apr 27, 2023 Dec 31, 2022
20-F FORM 20-F 0001193125-22-125284 Apr 28, 2022 Dec 31, 2021
20-F 20-F 0001564590-21-021578 Apr 29, 2021 Dec 31, 2020
20-F FORM 20-F 0001193125-20-121853 Apr 28, 2020 Dec 31, 2019
20-F FORM 20-F 0001193125-19-117861 Apr 25, 2019 Dec 31, 2018
20-F FORM 20-F 0001193125-18-132616 Apr 26, 2018 Dec 31, 2017
20-F FORM 20-F 0001193125-17-122107 Apr 13, 2017 Dec 31, 2016
20-F FORM 20-F 0001193125-16-543756 Apr 18, 2016 Dec 31, 2015
20-F FORM 20-F 0001193125-15-138989 Apr 21, 2015 Dec 31, 2014
20-F FORM 20-F 0001193125-14-148382 Apr 18, 2014 Dec 31, 2013
20-F FORM 20-F 0001193125-13-175982 Apr 26, 2013 Dec 31, 2012
20-F FORM 20-F 0001193125-12-183850 Apr 26, 2012 Dec 31, 2011
20-F FORM 20-F 0000950123-11-041335 Apr 29, 2011 Dec 31, 2010
20-F FORM 20-F 0001193125-10-100488 Apr 30, 2010 Dec 31, 2009
20-F FORM 20-F 0001362310-09-006834 May 8, 2009 Dec 31, 2008
20-F UNITED MICROELECTRONICS CORPORATION 0001145549-08-000782 May 2, 2008 Dec 31, 2007
20-F FORM 20-F 0001193125-07-107129 May 9, 2007 Dec 31, 2006
20-F FORM 20-F 0001193125-06-135432 Jun 26, 2006 Dec 31, 2005
20-F FORM 20-F 0001193125-05-134026 Jun 29, 2005 Dec 31, 2004
20-F FORM 20-F 0001193125-04-104227 Jun 17, 2004 Dec 31, 2003
20-F FORM 20-F 0001021408-03-009106 Jun 25, 2003 Dec 31, 2002
20-F AUTO-GENERATED PAPER DOCUMENT 9999999997-02-034947 Jun 13, 2002 Dec 31, 2001