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 716 SEC EDGAR filings since 14 Feb 1997

SEC filing history

Showing 226-250 of 522 matching filings.

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25
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10
6-K File 001-15128

6-K

Filing date
29 Apr 2021
Reporting date
29 Apr 2021
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6-K File 001-15128

6-K

Filing date
28 Apr 2021
Reporting date
28 Apr 2021
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6-K File 001-15128

6-K

Filing date
25 Mar 2021
Reporting date
25 Mar 2021
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6-K File 001-15128

FORM 6-K

Filing date
15 Mar 2021
Reporting date
31 Dec 2020
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6-K File 001-15128

6-K

Filing date
24 Feb 2021
Reporting date
24 Feb 2021
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6-K File 001-15128

6-K

Filing date
27 Jan 2021
Reporting date
27 Jan 2021
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6-K File 001-15128

6-K

Filing date
28 Dec 2020
Reporting date
28 Dec 2020
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6-K File 001-15128

6-K

Filing date
25 Nov 2020
Reporting date
25 Nov 2020
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UPLOAD

UPLOAD filing

Filing date
17 Nov 2020
Reporting date
Not listed
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6-K File 001-15128

FORM 6-K

Filing date
12 Nov 2020
Reporting date
30 Sep 2020
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6-K File 001-15128

6-K

Filing date
09 Nov 2020
Reporting date
09 Nov 2020
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CORRESP

CORRESP filing

Filing date
06 Nov 2020
Reporting date
Not listed
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UPLOAD

UPLOAD filing

Filing date
29 Oct 2020
Reporting date
Not listed
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6-K File 001-15128

6-K

Filing date
29 Oct 2020
Reporting date
29 Oct 2020
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6-K File 001-15128

6-K

Filing date
26 Oct 2020
Reporting date
26 Oct 2020
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6-K File 001-15128

6-K

Filing date
22 Oct 2020
Reporting date
21 Oct 2020
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6-K File 001-15128

6-K

Filing date
25 Sep 2020
Reporting date
25 Sep 2020
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6-K File 001-15128

UMCFS2Q20_6K

Filing date
03 Sep 2020
Reporting date
30 Jun 2020
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6-K File 001-15128

6-K

Filing date
25 Aug 2020
Reporting date
25 Aug 2020
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6-K File 001-15128

6-K

Filing date
29 Jul 2020
Reporting date
29 Jul 2020
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6-K File 001-15128

6-K

Filing date
27 Jul 2020
Reporting date
27 Jul 2020
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6-K File 001-15128

6-K

Filing date
29 Jun 2020
Reporting date
29 Jun 2020
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6-K File 001-15128

6-K

Filing date
12 Jun 2020
Reporting date
12 Jun 2020
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6-K File 001-15128

6-K

Filing date
10 Jun 2020
Reporting date
10 Jun 2020
SEC evidence
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