|
Form
|
|
(Filer)
|
Received
(
Period
)
|
| 4 |
 |
COGENT COMMUNICATIONS GROUP INC (BROOKS STEVEN D) |
06/18/13 (06/14/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(MARGALIT EREL N) |
06/14/13 (06/13/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(ONEILL TIMOTHY G) |
06/10/13 (06/07/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(ONEILL TIMOTHY G) |
06/04/13 (06/03/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(BEURY ROBERT N JR) |
06/04/13 (06/03/13) |
| 8-K |
|
COGENT COMMUNICATIONS GROUP INC |
05/14/13 (05/14/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(WEINGARTEN TIM) |
05/10/13 (05/09/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(WEED THADDEUS GERARD) |
05/10/13 (05/09/13) |
| 10-Q |
|
COGENT COMMUNICATIONS GROUP INC |
05/08/13 (03/31/13) |
| 8-K |
|
COGENT COMMUNICATIONS GROUP INC |
05/07/13 (05/07/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(KARNES JEFFREY) |
05/02/13 (05/01/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(BEURY ROBERT N JR) |
05/01/13 (05/01/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(ONEILL TIMOTHY G) |
04/26/13 (04/26/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(KUMMER RAYMOND B) |
04/23/13 (04/22/13) |
| 8-K |
|
COGENT COMMUNICATIONS GROUP INC |
04/18/13 (04/18/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(KARNES JEFFREY) |
04/18/13 (04/16/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(BEURY ROBERT N JR) |
04/15/13 (04/15/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(ONEILL TIMOTHY G) |
04/12/13 (04/11/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(KUMMER RAYMOND B) |
04/10/13 (04/09/13) |
| 4 |
|
COGENT COMMUNICATIONS GROUP INC(MARGALIT EREL N) |
04/03/13 (04/01/13) |