05/22/2024 5:11 PM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/21/2024 8:41 AM | Cogent Communications (Subject) FERGUSON Lewis H (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
05/14/2024 3:42 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/13/2024 5:09 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
05/09/2024 11:28 AM | Cogent Communications (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
05/09/2024 6:15 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
04/25/2024 9:07 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
|
04/18/2024 6:49 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
04/02/2024 11:09 AM | BROOKS STEVEN D (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 1:28 PM | Cogent Communications (Issuer) Howard Eve N (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 1:29 PM | Cogent Communications (Issuer) Howell Deneen C (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 11:39 AM | BROOKS STEVEN D (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 11:41 AM | Cogent Communications (Issuer) de Sa Paul (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 11:43 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 11:45 AM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 11:47 AM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 11:35 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2024 11:37 AM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/18/2024 10:12 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/15/2024 8:19 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/14/2024 9:58 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4/A | |
03/14/2024 10:03 AM | Cogent Communications (Issuer) WEED THADDEUS GERARD (Reporting)
| Form 4/A | |
03/14/2024 9:53 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4/A | |
03/14/2024 9:26 AM | Chang John B. (Reporting) Cogent Communications (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
03/13/2024 3:56 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
03/12/2024 4:29 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/12/2024 1:12 PM | Cogent Communications (Issuer) WEED THADDEUS GERARD (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/12/2024 12:01 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/08/2024 11:00 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/06/2024 4:56 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
03/06/2024 8:38 AM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/04/2024 5:23 PM | Cogent Communications (Subject) WEED THADDEUS GERARD (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
03/04/2024 4:29 PM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/04/2024 12:20 PM | Cogent Communications (Subject) KILMER HENRY W (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
03/01/2024 10:54 AM | BUBECK JAMES (Reporting) Cogent Communications (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
02/29/2024 10:34 AM | Cogent Communications (Filer)
| Form 10-K Annual report pursuant to Section 13 or 15(d) | |
02/29/2024 6:08 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
02/14/2024 7:46 AM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4/A | |
02/01/2024 4:17 PM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/30/2024 11:09 AM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4/A | |
01/22/2024 2:52 PM | BlackRock Inc. (Filed by) Cogent Communications (Subject)
| Form SC 13G/A | |
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01/05/2024 4:13 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
01/05/2024 1:40 PM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/05/2024 12:03 PM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/05/2024 11:35 AM | Cogent Communications (Issuer) WEED THADDEUS GERARD (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/05/2024 11:14 AM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/05/2024 11:20 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/03/2024 1:32 PM | BROOKS STEVEN D (Reporting) Cogent Communications (Issuer)
| Form 4/A | |
01/03/2024 1:14 PM | Cogent Communications (Issuer) Howard Eve N (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/03/2024 1:19 PM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/03/2024 8:33 AM | Cogent Communications (Issuer) de Sa Paul (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/03/2024 8:29 AM | BROOKS STEVEN D (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/03/2024 8:30 AM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/03/2024 8:31 AM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/03/2024 8:31 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/03/2024 8:32 AM | Cogent Communications (Issuer) Howell Deneen C (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/28/2023 8:37 AM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/26/2023 4:47 PM | Chang John B. (Reporting) Cogent Communications (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
12/22/2023 3:26 PM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/21/2023 5:32 PM | Chang John B. (Reporting) Cogent Communications (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
12/15/2023 9:23 AM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/14/2023 4:41 PM | Chang John B. (Reporting) Cogent Communications (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
12/14/2023 9:14 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/13/2023 4:10 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
12/11/2023 3:23 PM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/07/2023 10:29 AM | Cogent Communications (Subject) KILMER HENRY W (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
12/06/2023 12:49 PM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/05/2023 12:06 PM | BUBECK JAMES (Reporting) Cogent Communications (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
12/04/2023 12:46 PM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/04/2023 12:32 PM | Cogent Communications (Subject) WEED THADDEUS GERARD (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
12/04/2023 10:59 AM | Cogent Communications (Issuer) WEED THADDEUS GERARD (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/04/2023 8:57 AM | Cogent Communications (Issuer) WEED THADDEUS GERARD (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/01/2023 3:47 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/01/2023 3:32 PM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/01/2023 10:52 AM | BUBECK JAMES (Reporting) Cogent Communications (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
12/01/2023 10:36 AM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/01/2023 10:36 AM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/01/2023 8:41 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/30/2023 4:11 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
11/30/2023 2:04 PM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/30/2023 8:14 AM | Cogent Communications (Subject) FERGUSON Lewis H (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
11/27/2023 3:30 PM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/27/2023 11:11 AM | Cogent Communications (Subject) Kennedy Sheryl Lynn (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
11/21/2023 10:01 AM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/17/2023 10:37 AM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/16/2023 4:53 PM | Bath Blake (Reporting) Cogent Communications (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
11/16/2023 3:27 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/15/2023 2:20 PM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/15/2023 1:47 PM | Cogent Communications (Subject) Montagner Marc (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
11/14/2023 4:59 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
11/09/2023 6:23 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
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10/03/2023 4:19 PM | Cogent Communications (Issuer) de Sa Paul (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/15/2023 3:26 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
09/14/2023 8:53 AM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/12/2023 12:24 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/11/2023 3:12 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
09/08/2023 11:57 AM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/07/2023 7:44 PM | Cogent Communications (Subject) SCHAEFFER DAVE (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
09/06/2023 10:05 AM | Cogent Communications (Subject) KILMER HENRY W (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
09/05/2023 5:34 PM | Cogent Communications (Subject) WEED THADDEUS GERARD (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |