Spok Holdings, Inc — 4/A Filings
37 4/A filings on record
This page lists all 4/A filings submitted to the SEC by Spok Holdings, Inc (SPOK), sorted by most recent first. Each row links to the full filing on EdgarLookup. Spok Holdings, Inc has filed 37 4/A documents with the SEC since 2013. To view all SEC filings by Spok Holdings, Inc, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
3
3/A
4
4/A
424B2
424B3
425
8-A12B
8-A12B/A
8-K
8-K/A
8-K12G3
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
NT 10-K
NT 10-Q
RW
S-3
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4/A | FORM 4/A SUBMISSION | 0001209191-22-001074 | Jan 4, 2022 | Dec 31, 2021 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-054715 | Nov 1, 2019 | Oct 29, 2019 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-054713 | Nov 1, 2019 | Oct 28, 2019 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-054710 | Nov 1, 2019 | Oct 29, 2019 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-023079 | Apr 3, 2019 | Jan 11, 2019 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-002522 | Jan 7, 2019 | Jan 2, 2019 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-002515 | Jan 7, 2019 | Dec 31, 2018 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-002508 | Jan 7, 2019 | Dec 31, 2018 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-13-022112 | Apr 22, 2013 | Jan 2, 2013 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-13-009411 | Feb 15, 2013 | Jan 2, 2013 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-13-009406 | Feb 15, 2013 | May 11, 2011 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-11-027053 | May 9, 2011 | — |
| 4/A | FORM 4/A SUBMISSION | 0001209191-09-020597 | Apr 6, 2009 | Apr 1, 2009 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-09-020589 | Apr 6, 2009 | Apr 1, 2009 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-09-020583 | Apr 6, 2009 | Apr 1, 2009 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-09-020575 | Apr 6, 2009 | Apr 1, 2009 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-09-020568 | Apr 6, 2009 | Apr 1, 2009 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-09-017928 | Mar 23, 2009 | Mar 18, 2009 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-020009 | Mar 25, 2008 | Mar 12, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-054112 | Oct 6, 2006 | Oct 2, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-054091 | Oct 6, 2006 | Oct 2, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-054081 | Oct 6, 2006 | Oct 2, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-054036 | Oct 6, 2006 | Oct 2, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-054026 | Oct 6, 2006 | Oct 2, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-054014 | Oct 6, 2006 | Oct 2, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-043154 | Jul 28, 2006 | Feb 1, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-043146 | Jul 28, 2006 | Feb 1, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-043144 | Jul 28, 2006 | Feb 1, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-043139 | Jul 28, 2006 | Feb 1, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-043132 | Jul 28, 2006 | Feb 1, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-043124 | Jul 28, 2006 | Feb 1, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-043105 | Jul 28, 2006 | Feb 1, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-043094 | Jul 28, 2006 | Feb 1, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-040425 | Jul 6, 2006 | Jun 30, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-05-034696 | Jul 1, 2005 | Jun 7, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-05-034405 | Jul 1, 2005 | Jun 7, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-05-034390 | Jul 1, 2005 | Jun 7, 2005 |