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COGENT COMMUNICATIONS HOLDINGS, INC.

CIK Ticker Name Accession Number Date Form
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-25-028214 2025-03-26 16:00:35 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-24-038424 2024-03-25 16:00:44 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-23-032758 2023-03-15 16:02:04 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000945621-23-000047 2023-02-03 17:19:44 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-22-033195 2022-03-14 11:32:06 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-21-032599 2021-03-05 13:29:34 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-20-001415 2020-03-12 14:25:29 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-19-001306 2019-03-15 13:36:41 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-18-005080 2018-07-19 09:17:47 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-18-001876 2018-03-20 10:20:49 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001037389-18-000012 2018-02-14 11:27:48 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-17-001701 2017-03-16 18:52:11 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-16-011447 2016-03-22 17:28:22 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-15-002452 2015-03-19 12:11:41 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000315066-15-001817 2015-02-13 10:09:45 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-14-001757 2014-03-04 14:09:32 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001460629-14-000001 2014-02-12 10:40:21 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000053417-14-000031 2014-02-06 17:01:43 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001137774-14-000039 2014-02-05 10:20:50 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-13-001906 2013-02-28 12:29:49 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001460629-13-000007 2013-02-14 09:34:31 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-12-002056 2012-03-02 14:41:15 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000932471-12-001765 2012-02-07 16:14:42 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-11-001746 2011-03-04 11:54:02 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001193125-11-035417 2011-02-14 18:38:30 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001086364-11-002648 2011-02-03 17:18:37 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-10-001672 2010-03-01 17:29:25 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001086364-10-008142 2010-01-29 15:58:25 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-09-002659 2009-03-13 16:53:48 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000905148-09-000804 2009-02-17 16:16:33 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000919574-09-001114 2009-01-26 14:15:32 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001374170-09-000007 2009-01-22 09:15:15 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000950103-08-002783 2008-11-10 16:10:59 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001374170-08-000013 2008-05-27 14:58:21 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001047469-08-002417 2008-03-10 15:29:40 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000895345-08-000152 2008-02-19 14:47:18 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000895421-08-000084 2008-02-14 15:27:56 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000080255-08-000287 2008-02-13 09:34:58 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000908733-08-000127 2008-01-22 16:23:31 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000919574-07-005772 2007-12-10 16:17:20 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-07-063324 2007-08-17 14:27:57 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000919574-07-003687 2007-08-09 17:25:30 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-07-024143 2007-03-30 14:48:56 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000895345-07-000049 2007-02-01 17:04:39 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000315066-06-005503 2006-12-11 17:16:36 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-06-043380 2006-06-23 14:52:05 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001104659-06-028906 2006-04-28 14:13:55 DEF 14A
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0000315066-06-002612 2006-02-14 13:07:40 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001193125-05-132097 2005-06-27 17:21:44 SC 13G
1158324 COGENT COMMUNICATIONS HOLDINGS, INC. 0001193125-05-032083 2005-02-17 16:41:42 SC 13D
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