06/16/2025
4:30 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/16/2025
1:23 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/16/2025
9:03 AM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2025
4:16 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/13/2025
11:36 AM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/12/2025
4:49 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/12/2025
4:29 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/12/2025
9:11 AM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/11/2025
4:37 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/11/2025
3:50 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/10/2025
5:15 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
Get the Latest News and Ratings for CCOI and Related Stocks Enter your email address below to receive the latest news and analysts' ratings for Cogent Communications and its competitors with MarketBeat's FREE daily newsletter. |
06/10/2025
4:27 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/10/2025
1:55 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/09/2025
5:23 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2025
4:14 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/09/2025
3:40 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/09/2025
3:46 PM | Cogent Communications (Issuer)
KILMER HENRY W (Reporting)
| Form 4/A | |
06/09/2025
3:48 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2025
3:49 PM | Cogent Communications (Issuer)
KILMER HENRY W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2025
3:51 PM | Cogent Communications (Issuer)
WEED THADDEUS GERARD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2025
8:09 AM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/06/2025
3:16 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/06/2025
8:16 AM | BUBECK JAMES (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/04/2025
4:44 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/04/2025
3:05 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/04/2025
3:06 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/04/2025
8:36 AM | BUBECK JAMES (Reporting)
Cogent Communications (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/03/2025
3:51 PM | Cogent Communications (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
06/03/2025
3:28 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/03/2025
8:17 AM | Cogent Communications (Subject)
KILMER HENRY W (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/02/2025
12:39 PM | Cogent Communications (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/29/2025
4:19 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/29/2025
3:30 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/28/2025
3:56 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/28/2025
3:29 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/28/2025
12:17 PM | Cogent Communications (Subject)
FERGUSON Lewis H (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/27/2025
3:37 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/23/2025
3:30 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/22/2025
4:04 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/21/2025
3:46 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/21/2025
3:20 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
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05/19/2025
3:21 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/19/2025
12:42 PM | Cogent Communications (Issuer)
WEED THADDEUS GERARD (Reporting)
| Form 4/A | |
05/14/2025
3:17 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2025
2:31 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/13/2025
11:01 AM | Cogent Communications (Subject)
Kennedy Sheryl Lynn (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/08/2025
1:38 PM | Cogent Communications (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
05/08/2025
11:19 AM | Cogent Communications (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/08/2025
10:47 AM | Cogent Communications (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
05/08/2025
6:18 AM | Cogent Communications (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
04/04/2025
4:06 PM | Cogent Communications (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
04/01/2025
9:07 AM | Cogent Communications (Issuer)
Howell Deneen C (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/31/2025
4:20 PM | Cogent Communications (Issuer)
FERGUSON Lewis H (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/31/2025
4:22 PM | Cogent Communications (Issuer)
Howard Eve N (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/31/2025
4:22 PM | Cogent Communications (Issuer)
Kennedy Sheryl Lynn (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/31/2025
4:23 PM | Cogent Communications (Issuer)
Montagner Marc (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/14/2025
4:46 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/13/2025
4:43 PM | Cogent Communications (Issuer)
FERGUSON Lewis H (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/13/2025
11:26 AM | Cogent Communications (Filer)
| Form PRE 14A | |
03/12/2025
9:45 AM | Chang John B. (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/11/2025
4:56 PM | Cogent Communications (Subject)
FERGUSON Lewis H (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/10/2025
11:07 AM | Cogent Communications (Issuer)
KILMER HENRY W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/07/2025
7:56 AM | Chang John B. (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/05/2025
10:42 AM | BUBECK JAMES (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/04/2025
5:11 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/04/2025
11:47 AM | Cogent Communications (Subject)
KILMER HENRY W (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/04/2025
10:19 AM | BUBECK JAMES (Reporting)
Cogent Communications (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/04/2025
8:22 AM | Cogent Communications (Issuer)
WEED THADDEUS GERARD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2025
4:30 PM | Cogent Communications (Subject)
WEED THADDEUS GERARD (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/03/2025
12:58 PM | Cogent Communications (Issuer)
Kennedy Sheryl Lynn (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2025
12:40 PM | Cogent Communications (Subject)
Kennedy Sheryl Lynn (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
02/28/2025
9:13 AM | Cogent Communications (Filer)
| Form 10-K
Annual report pursuant to Section 13 or 15(d) | |
02/27/2025
6:30 AM | Cogent Communications (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/22/2025
3:39 PM | BROOKS STEVEN D (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2025
3:32 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/13/2025
3:58 PM | BUBECK JAMES (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/13/2025
3:58 PM | Cogent Communications (Issuer)
KILMER HENRY W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/13/2025
3:17 PM | Chang John B. (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/13/2025
3:18 PM | Cogent Communications (Issuer)
WEED THADDEUS GERARD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
3:45 PM | BROOKS STEVEN D (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
3:46 PM | Cogent Communications (Issuer)
de Sa Paul (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
3:46 PM | Cogent Communications (Issuer)
FERGUSON Lewis H (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/02/2025
3:18 PM | Cogent Communications (Issuer)
Kennedy Sheryl Lynn (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/02/2025
3:06 PM | Bath Blake (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/02/2025
3:07 PM | Cogent Communications (Issuer)
Howard Eve N (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/02/2025
3:07 PM | Cogent Communications (Issuer)
Montagner Marc (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/19/2024
3:58 PM | Chang John B. (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/17/2024
3:03 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/16/2024
7:53 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/13/2024
8:19 AM | Cogent Communications (Issuer)
KILMER HENRY W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/10/2024
5:00 PM | BUBECK JAMES (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
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12/09/2024
10:39 AM | BUBECK JAMES (Reporting)
Cogent Communications (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/06/2024
3:20 PM | Chang John B. (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/04/2024
12:12 PM | Cogent Communications (Subject)
KILMER HENRY W (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/04/2024
9:16 AM | Cogent Communications (Issuer)
KILMER HENRY W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/03/2024
4:54 PM | BUBECK JAMES (Reporting)
Cogent Communications (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/02/2024
3:06 PM | Cogent Communications (Subject)
WEED THADDEUS GERARD (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/02/2024
9:38 AM | BUBECK JAMES (Reporting)
Cogent Communications (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/27/2024
3:01 PM | Cogent Communications (Issuer)
SCHAEFFER DAVE (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/25/2024
7:25 PM | Cogent Communications (Subject)
SCHAEFFER DAVE (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
