ADTRAN Holdings, Inc. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Huntsville, AL
SEC filing record 1 source field available
Fiscal year end
31 December
ADTRAN Holdings, Inc. has filed 2,099 SEC EDGAR filings since 07 Feb 1996

SEC filing history

Showing 326-350 of 1,000 matching filings.

Per page
25
Current page
14
4

PRIMARY DOCUMENT

Filing date
06 Sep 2022
Reporting date
01 Sep 2022
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4

PRIMARY DOCUMENT

Filing date
06 Sep 2022
Reporting date
01 Sep 2022
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4

PRIMARY DOCUMENT

Filing date
06 Sep 2022
Reporting date
01 Sep 2022
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3

PRIMARY DOCUMENT

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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4/A

PRIMARY DOCUMENT

Filing date
02 Sep 2022
Reporting date
23 Aug 2022
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4/A

PRIMARY DOCUMENT

Filing date
02 Sep 2022
Reporting date
11 Aug 2022
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4

PRIMARY DOCUMENT

Filing date
25 Aug 2022
Reporting date
23 Aug 2022
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4

PRIMARY DOCUMENT

Filing date
15 Aug 2022
Reporting date
11 Aug 2022
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4

PRIMARY DOCUMENT

Filing date
15 Aug 2022
Reporting date
11 Aug 2022
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4

PRIMARY DOCUMENT

Filing date
11 Aug 2022
Reporting date
09 Aug 2022
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4

PRIMARY DOCUMENT

Filing date
11 Aug 2022
Reporting date
09 Aug 2022
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4

PRIMARY DOCUMENT

Filing date
11 Aug 2022
Reporting date
09 Aug 2022
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4

FORM 4 SUBMISSION

Filing date
21 Jul 2022
Reporting date
20 Jul 2022
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15-12G File 000-24612

15-12G

Filing date
21 Jul 2022
Reporting date
Not listed
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SC 13D File 005-44919

SC 13D

Filing date
20 Jul 2022
Reporting date
Not listed
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4

FORM 4 SUBMISSION

Filing date
19 Jul 2022
Reporting date
15 Jul 2022
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3

FORM 3 SUBMISSION

Filing date
18 Jul 2022
Reporting date
15 Jul 2022
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3

FORM 3 SUBMISSION

Filing date
18 Jul 2022
Reporting date
15 Jul 2022
SEC evidence
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3

FORM 3 SUBMISSION

Filing date
18 Jul 2022
Reporting date
15 Jul 2022
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4

PRIMARY DOCUMENT

Filing date
15 Jul 2022
Reporting date
13 Jul 2022
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4

FORM 4 SUBMISSION

Filing date
11 Jul 2022
Reporting date
08 Jul 2022
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