ADTRAN Holdings, Inc. — 3/A Filings
4 3/A filings on record
This page lists all 3/A 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 4 3/A 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 |
|---|---|---|---|---|
| 3/A | PRIMARY DOCUMENT | 0001773229-19-000036 | Nov 26, 2019 | Feb 26, 2019 |
| 3/A | PRIMARY DOCUMENT | 0001773229-19-000034 | Nov 20, 2019 | Feb 25, 2019 |
| 3/A | PRIMARY DOCUMENT | 0001773229-19-000027 | Nov 19, 2019 | Feb 11, 2019 |
| 3/A | PRIMARY DOCUMENT | 0001300513-06-000006 | Jun 9, 2006 | Jun 5, 2006 |