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COGENT COMMUNICATIONS HOLDINGS, INC.
SC 13D
6 filings
All SC 13D Filings
Complete history of SC 13D filings with the SEC
| Date Filed | View on EDGAR |
|---|---|
|
17
Feb
Feb 17, 2005
|
open_in_new View Filing |
|
14
Apr
Apr 14, 2004
|
open_in_new View Filing |
|
11
Aug
Aug 11, 2003
|
open_in_new View Filing |
|
11
Aug
Aug 11, 2003
|
open_in_new View Filing |
|
11
Aug
Aug 11, 2003
|
open_in_new View Filing |
|
08
Aug
Aug 08, 2003
|
open_in_new View Filing |