COGENT COMMUNICATIONS HLDGS filings

Significant ownership

Insider transactions

Quarterly reports

Shareholder votes

SEC filings by COGENT COMMUNICATIONS HLDGS (insiders)
Type	Filed
4	2005-10-28	EDGAR
4	2005-10-28	EDGAR
4	2005-10-28	EDGAR
4	2005-10-28	EDGAR
3	2005-06-30	EDGAR
4	2005-02-18	EDGAR
3	2005-02-17	EDGAR
4	2005-02-17	EDGAR
4	2005-02-17	EDGAR
4	2005-02-17	EDGAR
4	2005-02-17	EDGAR
4	2005-02-17	EDGAR
4	2005-02-17	EDGAR
4	2005-02-17	EDGAR
4	2005-02-17	EDGAR
4	2005-02-16	EDGAR
4	2005-02-16	EDGAR
4	2005-02-16	EDGAR
4	2005-02-16	EDGAR
4	2005-02-16	EDGAR

External links