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 501-525 of 1,000 matching filings.

Per page
25
Current page
21
425 File 000-24612

425

Filing date
17 Dec 2021
Reporting date
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425 File 000-24612

425

Filing date
17 Dec 2021
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425 File 000-24612

425

Filing date
13 Dec 2021
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425 File 000-24612

425

Filing date
13 Dec 2021
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425 File 000-24612

425

Filing date
08 Dec 2021
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4/A

PRIMARY DOCUMENT

Filing date
07 Dec 2021
Reporting date
17 Nov 2021
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425 File 000-24612

425

Filing date
07 Dec 2021
Reporting date
Not listed
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425 File 000-24612

425

Filing date
07 Dec 2021
Reporting date
Not listed
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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DEFM14A File 000-24612

DEFM14A

Filing date
02 Dec 2021
Reporting date
Not listed
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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4

PRIMARY DOCUMENT

Filing date
02 Dec 2021
Reporting date
30 Nov 2021
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425 File 000-24612

425

Filing date
24 Nov 2021
Reporting date
Not listed
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425 File 000-24612

425

Filing date
24 Nov 2021
Reporting date
Not listed
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425 File 000-24612

425

Filing date
23 Nov 2021
Reporting date
Not listed
SEC evidence
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