COGENT COMMUNICATIONS HLDGS filings

SEC filings by COGENT COMMUNICATIONS HLDGS (insiders)
TypeFiled
42005-02-16EDGAR
42005-02-16EDGAR
42005-02-16EDGAR
42005-02-16EDGAR
42004-12-10EDGAR
42004-12-06EDGAR
42004-12-02EDGAR
42004-12-02EDGAR
42004-11-10EDGAR
42004-11-08EDGAR
32004-11-05EDGAR
42004-10-08EDGAR
42004-09-10EDGAR
42004-09-10EDGAR
42004-09-10EDGAR
42004-09-10EDGAR
42004-09-10EDGAR
42004-09-10EDGAR
42004-09-10EDGAR
32004-08-11EDGAR