ADTRAN Holdings, Inc. — SC 13G Filings
38 SC 13G filings on record
This page lists all SC 13G filings submitted to the SEC by ADTRAN Holdings, Inc. (ADTN), sorted by most recent first. Each row links to the full filing on EdgarLookup. ADTRAN Holdings, Inc. has filed 38 SC 13G documents with the SEC since 2017. To view all SEC filings by ADTRAN Holdings, Inc., see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
11-K/A
144
15-12G
25-NSE
3
3/A
4
4/A
425
5
8-K
8-K/A
8-K12B
ARS
ARS/A
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFM14A
DEFR14A
EFFECT
NT 10-K
NT 10-Q
PRE 14A
S-3
S-3ASR
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-I
SC TO-I/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13G | SCHEDULE 13G | 0000912282-24-000772 | Nov 12, 2024 | — |
| SC 13G | — | 0000932471-24-000241 | Nov 4, 2024 | — |
| SC 13G | — | 0001645721-24-000010 | Mar 25, 2024 | — |
| SC 13G | SC 13G | 0001104659-24-015210 | Feb 12, 2024 | — |
| SC 13G | — | 0001306550-23-000552 | Jan 20, 2023 | — |
| SC 13G | — | 0000834237-22-010644 | Sep 8, 2022 | — |
| SC 13G | — | 0000834237-22-010655 | Sep 8, 2022 | — |
| SC 13G | — | 0001390777-22-000008 | Feb 2, 2022 | — |
| SC 13G | — | 0000834237-21-000492 | Jan 25, 2021 | — |
| SC 13G | — | 0001037389-20-000092 | Feb 12, 2020 | — |
| SC 13G | ADTRAN 13G 123116 | 0001040188-17-000041 | Feb 10, 2017 | — |
| SC 13G | SCHEDULE 13G | 0001258897-17-001269 | Feb 9, 2017 | — |
| SC 13G | SC 13G | 0001144204-13-048334 | Aug 29, 2013 | — |
| SC 13G | — | 0000932471-13-004349 | Feb 13, 2013 | — |
| SC 13G | ADTRAN INC | 0001193125-13-039977 | Feb 6, 2013 | — |
| SC 13G | ADTN AS OF 09/30/2012 | 0000080255-12-000628 | Oct 10, 2012 | — |
| SC 13G | — | 0000315066-12-003934 | Sep 10, 2012 | — |
| SC 13G | — | 0000898358-12-000002 | Jan 20, 2012 | — |
| SC 13G | SCHEDULE 13G FOR ADTRAN, INC. | 0001193125-11-034983 | Feb 14, 2011 | — |
| SC 13G | SEC FILING | 0000902219-10-001044 | Dec 10, 2010 | — |
| SC 13G | — | 0001086364-10-006881 | Jan 29, 2010 | — |
| SC 13G | — | 0000913414-09-003022 | Feb 5, 2009 | — |
| SC 13G | SCHEDULE 13G | 0001179022-08-000108 | Jun 5, 2008 | — |
| SC 13G | SCHEDULE 13G | 0001179022-08-000059 | Apr 7, 2008 | — |
| SC 13G | — | 0000913414-08-003205 | Feb 5, 2008 | — |
| SC 13G | — | 0000906304-07-000013 | Jan 17, 2007 | — |
| SC 13G | DOC ONE | 0000315066-06-005494 | Dec 11, 2006 | — |
| SC 13G | — | 0000913414-06-001875 | Feb 10, 2006 | — |
| SC 13G | — | 0000913414-06-000089 | Jan 26, 2006 | — |
| SC 13G | ADTN AS OF 12/31/2004 | 0000080255-05-000054 | Feb 8, 2005 | — |
| SC 13G | 2004 YE 13G INITIAL FILING ADTN | 0000769993-05-000123 | Feb 7, 2005 | — |
| SC 13G | ADTRAN | 0000912938-05-000096 | Feb 1, 2005 | — |
| SC 13G | ADTRAN | 0000912938-04-000546 | Jul 16, 2004 | — |
| SC 13G | ADTRAN | 0000912938-04-000148 | Feb 11, 2004 | — |
| SC 13G | ADTRAN, INC. | 0000912938-04-000042 | Jan 27, 2004 | — |
| SC 13G | DOC ONE | 0000315066-03-002494 | Jul 10, 2003 | — |
| SC 13G | — | 0000913414-03-000056 | Feb 12, 2003 | — |
| SC 13G | 5% MONTHLY HOLDINGS REPORT | 0000766524-96-000098 | Feb 7, 1996 | — |