UNITED MICROELECTRONICS CORP reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Taipei, Taiwan
SEC filing record 1 source field available
Fiscal year end
31 December
UNITED MICROELECTRONICS CORP has filed 726 SEC EDGAR filings since 14 Feb 1997

SEC filing history

Showing 201-225 of 532 matching filings.

Per page
25
Current page
9
6-K File 001-15128

6-K

Filing date
24 May 2022
Reporting date
31 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
28 Apr 2022
Reporting date
28 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
27 Apr 2022
Reporting date
27 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
26 Apr 2022
Reporting date
26 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
25 Apr 2022
Reporting date
25 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
06 Apr 2022
Reporting date
06 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
25 Mar 2022
Reporting date
25 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

FORM 6-K

Filing date
15 Mar 2022
Reporting date
31 Dec 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
24 Feb 2022
Reporting date
24 Feb 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
14 Feb 2022
Reporting date
14 Feb 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G File 005-60399

SC 13G filing

Filing date
08 Feb 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
27 Jan 2022
Reporting date
27 Jan 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
25 Jan 2022
Reporting date
25 Jan 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
27 Dec 2021
Reporting date
27 Dec 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
26 Nov 2021
Reporting date
26 Nov 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

FORM 6-K

Filing date
17 Nov 2021
Reporting date
30 Sep 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
27 Oct 2021
Reporting date
27 Oct 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
25 Oct 2021
Reporting date
25 Oct 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
27 Sep 2021
Reporting date
27 Sep 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
03 Sep 2021
Reporting date
03 Sep 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
25 Aug 2021
Reporting date
25 Aug 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

FORM 6-K

Filing date
10 Aug 2021
Reporting date
30 Jun 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
28 Jul 2021
Reporting date
28 Jul 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
6-K File 001-15128

6-K

Filing date
26 Jul 2021
Reporting date
26 Jul 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .