$UMC SEC Filings

Filing Filed On
6-K 27 Aug 2019
FORM 6-K 31 Jul 2019
6-K 24 Jul 2019
6-K 22 Jul 2019
6-K 25 Jun 2019
6-K 19 Jun 2019
6-K 12 Jun 2019
FORM SD 31 May 2019
6-K 28 May 2019
FORM 6-K 08 May 2019
6-K 25 Apr 2019
FORM 20-F 25 Apr 2019
6-K 24 Apr 2019
6-K 26 Mar 2019
6-K 22 Mar 2019
FORM 6-K 19 Mar 2019
6-K 06 Mar 2019
6-K 25 Feb 2019
SC 13G/A 13 Feb 2019
SC 13G/A 07 Feb 2019