03/05/2021 4:05 PM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/05/2021 12:54 PM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/05/2021 12:29 PM | Cogent Communications (Filer)
| Form DEF 14A
| |
03/05/2021 11:21 AM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/02/2021 11:34 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/01/2021 6:28 PM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4/A
| |
02/26/2021 11:39 AM | Cogent Communications (Filer)
| Form 10-K Annual report pursuant to Section 13 or 15(d) | |
02/25/2021 4:32 PM | Cogent Communications (Issuer) Wallace Sean Robert (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/25/2021 4:30 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/25/2021 4:28 PM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
|
02/25/2021 4:27 PM | Cogent Communications (Issuer) KUMMER RAYMOND B (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/25/2021 4:25 PM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/25/2021 4:23 PM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/25/2021 4:22 PM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/25/2021 6:00 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
02/11/2021 9:19 AM | Cogent Communications (Subject) RENAISSANCE TECHNOLOGIES LLC (Filed by)
| Form SC 13G/A
| |
02/10/2021 9:46 AM | Cogent Communications (Subject) VANGUARD GROUP INC (Filed by)
| Form SC 13G/A
| |
01/19/2021 12:48 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/05/2021 12:19 PM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/04/2021 11:04 AM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/04/2021 11:03 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/04/2021 11:02 AM | Cogent Communications (Issuer) KATZ CAROLYN (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/04/2021 11:01 AM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/04/2021 11:00 AM | BROOKS STEVEN D (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/04/2021 11:00 AM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/10/2020 2:34 PM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/08/2020 11:56 AM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/07/2020 3:18 PM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/04/2020 8:53 AM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/02/2020 4:10 PM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/02/2020 4:09 PM | Cogent Communications (Issuer) KUMMER RAYMOND B (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/02/2020 4:08 PM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/02/2020 4:07 PM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/10/2020 9:33 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/05/2020 9:40 AM | Cogent Communications (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
11/05/2020 6:31 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
10/01/2020 12:02 PM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/01/2020 11:48 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/01/2020 11:45 AM | Cogent Communications (Issuer) KATZ CAROLYN (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/01/2020 11:40 AM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/01/2020 11:37 AM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/01/2020 11:36 AM | BROOKS STEVEN D (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/15/2020 3:08 PM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/08/2020 12:06 PM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/08/2020 11:29 AM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/08/2020 11:28 AM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/08/2020 11:27 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/02/2020 11:44 AM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/01/2020 7:39 PM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/06/2020 11:51 AM | Cogent Communications (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
08/06/2020 6:56 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
07/22/2020 10:42 AM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
07/01/2020 2:20 PM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
07/01/2020 2:16 PM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
07/01/2020 2:09 PM | Cogent Communications (Issuer) KATZ CAROLYN (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
07/01/2020 2:04 PM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
07/01/2020 1:43 PM | BROOKS STEVEN D (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
07/01/2020 1:33 PM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/17/2020 9:43 AM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/16/2020 11:49 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/10/2020 4:22 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
06/09/2020 4:55 PM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/09/2020 4:16 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
06/08/2020 9:11 AM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/08/2020 8:52 AM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/19/2020 3:34 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
05/19/2020 5:01 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
05/11/2020 2:11 PM | Cogent Communications (Issuer) Wallace Sean Robert (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/11/2020 2:09 PM | Cogent Communications (Issuer) Wallace Sean Robert (Reporting)
| Form 3 Initial statement of beneficial ownership of securities | |
05/11/2020 12:52 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
05/08/2020 4:11 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
05/07/2020 10:10 AM | Cogent Communications (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
05/07/2020 6:02 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
05/06/2020 2:08 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
04/01/2020 9:07 AM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2020 9:04 AM | Cogent Communications (Issuer) Kennedy Sheryl Lynn (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2020 9:02 AM | Cogent Communications (Issuer) KATZ CAROLYN (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2020 9:00 AM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2020 8:57 AM | BROOKS STEVEN D (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
04/01/2020 8:55 AM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/19/2020 10:40 AM | Cogent Communications (Issuer) Slagmuylder Jean-Michel F.F. (Reporting)
| Form 3 Initial statement of beneficial ownership of securities | |
03/18/2020 10:56 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
03/12/2020 1:25 PM | Cogent Communications (Filer)
| Form DEF 14A
| |
03/12/2020 8:53 AM | Cogent Communications (Issuer) FERGUSON Lewis H (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/10/2020 1:40 PM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/09/2020 11:29 AM | Cogent Communications (Issuer) ONEILL TIMOTHY G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/06/2020 3:47 PM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/06/2020 12:08 PM | Cogent Communications (Issuer) KILMER HENRY W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/06/2020 8:54 AM | Bath Blake (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/04/2020 3:36 PM | Cogent Communications (Issuer) KUMMER RAYMOND B (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/04/2020 3:14 PM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/03/2020 11:28 AM | Cogent Communications (Issuer) Montagner Marc (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/03/2020 10:38 AM | Chang John B. (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/03/2020 9:32 AM | BUBECK JAMES (Reporting) Cogent Communications (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/02/2020 8:26 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
02/28/2020 9:35 AM | Cogent Communications (Filer)
| Form 10-K Annual report pursuant to Section 13 or 15(d) | |
02/27/2020 6:13 AM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
02/19/2020 2:52 PM | Cogent Communications (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
02/18/2020 3:09 PM | Cogent Communications (Issuer) SCHAEFFER DAVE (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/18/2020 2:23 PM | Cogent Communications (Issuer) WEED THADDEUS GERARD (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |