COGENT COMMUNICATIONS HOLDINGS, INC. — 3 Filings
46 3 filings on record
This page lists all 3 filings submitted to the SEC by COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI), sorted by most recent first. Each row links to the full filing on EdgarLookup. COGENT COMMUNICATIONS HOLDINGS, INC. has filed 46 3 documents with the SEC since 2017. To view all SEC filings by COGENT COMMUNICATIONS HOLDINGS, INC., see the full filings list.
All
10-K
10-Q
10-Q/A
144
144/A
3
3/A
4
4/A
424B3
424B4
424B5
424B7
425
5
8-A12B
8-A12G
8-K
8-K/A
8-K12G3
ARS
CERTAMX
CORRESP
CT ORDER
DEF 14A
DEF 14C
DEFA14A
FWP
IRANNOTICE
POS AM
PRE 14A
PRE 14C
PRER14A
PRER14C
RW
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC 14D9
SC 14D9/A
SC TO-I
SC TO-I/A
SC TO-T
SC TO-T/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 3 | — | 0001415889-25-023481 | Sep 3, 2025 | Sep 2, 2025 |
| 3 | — | 0001415889-23-011794 | Aug 3, 2023 | Aug 2, 2023 |
| 3 | — | 0001415889-23-007191 | May 3, 2023 | — |
| 3 | FORM 3 | 0001567619-22-016893 | Sep 1, 2022 | — |
| 3 | FORM 3 | 0001567619-22-013551 | Jul 1, 2022 | — |
| 3 | FORM 3 | 0001567619-22-009498 | May 4, 2022 | — |
| 3 | FORM 3 | 0001567619-22-009171 | Apr 29, 2022 | — |
| 3 | FORM 3 | 0001567619-22-000022 | Jan 3, 2022 | Dec 31, 2021 |
| 3 | FORM 3 | 0001567619-20-009453 | May 11, 2020 | — |
| 3 | FORM 3 | 0001567619-20-006730 | Mar 19, 2020 | Mar 17, 2020 |
| 3 | FORM 3 | 0001567619-19-020574 | Nov 7, 2019 | Nov 5, 2019 |
| 3 | FORM 3 | 0001567619-19-020572 | Nov 7, 2019 | Nov 5, 2019 |
| 3 | FORM 3 | 0001567619-19-015918 | Aug 7, 2019 | — |
| 3 | FORM 3 | 0001567619-18-003324 | Oct 1, 2018 | — |
| 3 | FORM 3 | 0001140361-15-036518 | Oct 1, 2015 | — |
| 3 | FORM 3 | 0001140361-14-008542 | Feb 19, 2014 | — |
| 3 | FORM 3 | 0001140361-13-029905 | Aug 1, 2013 | — |
| 3 | FORM 3 | 0001140361-10-010910 | Mar 9, 2010 | — |
| 3 | FORM 3 | 0001005477-07-002444 | Apr 6, 2007 | Mar 29, 2007 |
| 3 | FORM 3 | 0001005477-06-005621 | Nov 22, 2006 | — |
| 3 | FORM 3 | 0001005477-06-001873 | Mar 24, 2006 | — |
| 3 | FORM 3 | 0001005477-05-002379 | Jun 30, 2005 | Jun 21, 2005 |
| 3 | PRIMARY DOCUMENT | 0000932440-04-000399 | Nov 5, 2004 | Nov 2, 2004 |
| 3 | FORM 3 | 0001005477-04-002894 | Aug 11, 2004 | Aug 10, 2004 |
| 3 | FORM 3 | 0001005477-04-002652 | Jul 15, 2004 | Jul 14, 2004 |
| 3 | — | 0000909518-04-000335 | Apr 9, 2004 | Mar 30, 2004 |
| 3 | — | 0001181431-03-028427 | Oct 31, 2003 | Oct 21, 2003 |
| 3 | — | 0001181431-03-028136 | Oct 30, 2003 | Oct 21, 2003 |
| 3 | FORM 3 | 0000912057-02-024134 | Jun 13, 2002 | Jun 5, 2002 |
| 3 | FORM 3 | 0000912057-02-024132 | Jun 13, 2002 | Feb 4, 2002 |
| 3 | FORM 3 | 0000912057-02-014194 | Apr 9, 2002 | Feb 4, 2002 |
| 3 | FORM 3 | 0000912057-02-014193 | Apr 9, 2002 | Feb 4, 2002 |
| 3 | FORM 3 | 0000912057-02-013333 | Apr 2, 2002 | Feb 4, 2002 |
| 3 | FORM 3 | 0000912057-02-013332 | Apr 2, 2002 | Feb 4, 2002 |
| 3 | FORM 3 | 0000912057-02-013210 | Apr 2, 2002 | Mar 31, 2002 |
| 3 | FORM 3 | 0000912057-02-009814 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009812 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009811 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009810 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009809 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009807 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009804 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009803 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009801 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009800 | Mar 13, 2002 | Feb 28, 2002 |
| 3 | FORM 3 | 0000912057-02-009799 | Mar 13, 2002 | Feb 28, 2002 |