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 | |
