COGENT COMMUNICATIONS HOLDINGS, INC.

CCOI - CIK 0001158324

Market cap$748.16 M

Rank#2666

SEC filings2,511

COGENT COMMUNICATIONS HOLDINGS, INC. has filed 2,511 documents with the SEC between 2001 and 2026. The most frequent type is insider trade (1,647 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.

Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.

Filing	Type	Filed	Period covered
Insider trade	4	2014-03-10	2014-03-07
Major company event	8-K	2014-03-05	2014-03-05
Insider trade	4	2014-03-05	2014-03-03
Insider trade	4	2014-03-04	2014-03-03
Proxy statement	DEF 14A	2014-03-04	2014-04-17
Annual report	10-K	2014-02-28	2013-12-31
Major company event	8-K	2014-02-20	2014-02-19
New insider ownership	3	2014-02-19	2014-02-19
Passive ownership stake (update)	SC 13G/A	2014-02-14	-
Passive ownership stake (update)	SC 13G/A	2014-02-14	-
Passive ownership stake	SC 13G	2014-02-12	-
Insider trade	4	2014-02-12	2014-02-11
Passive ownership stake (update)	SC 13G/A	2014-02-12	-
SEC correspondence	UPLOAD	2014-02-12	-
Insider trade	4	2014-02-06	2014-02-06
Passive ownership stake	SC 13G	2014-02-06	-
Passive ownership stake	SC 13G	2014-02-05	-
Insider trade	4	2014-02-04	2014-02-03
Insider trade	4	2014-02-03	2014-02-03
Passive ownership stake (update)	SC 13G/A	2014-01-28	-
Insider trade	4	2014-01-03	2014-01-02
Insider trade	4	2014-01-03	2014-01-01
Insider trade	4	2014-01-03	2014-01-01
Insider trade	4	2014-01-03	2014-01-01
Company correspondence	CORRESP	2014-01-03	-
Insider trade	4	2014-01-02	2014-01-01
Insider trade	4	2014-01-02	2014-01-02
Insider trade	4	2014-01-02	2014-01-01
SEC correspondence	UPLOAD	2013-12-20	-
Insider trade	4	2013-12-19	2013-12-19
Insider trade	4	2013-12-17	2013-12-13
Insider trade	4	2013-12-03	2013-12-02
Insider trade	4	2013-12-03	2013-12-02
Company correspondence	CORRESP	2013-11-14	-
Quarterly report	10-Q	2013-11-08	2013-09-30
Major company event	8-K	2013-11-08	2013-11-08
Insider trade	4	2013-11-01	2013-11-01
Insider trade	4	2013-11-01	2013-11-01
SEC correspondence	UPLOAD	2013-10-31	-
Insider trade	4	2013-10-17	2013-10-17
Insider trade	4	2013-10-03	2013-10-01
Insider trade	4	2013-10-02	2013-10-01
Insider trade	4	2013-10-02	2013-10-01
Insider trade	4	2013-10-01	2013-10-01
Insider trade	4	2013-10-01	2013-10-01
Insider trade	4	2013-10-01	2013-10-01
Insider trade	4	2013-10-01	2013-10-01
Insider trade	4	2013-09-20	2013-09-20
Insider trade	4	2013-09-17	2013-09-13
Insider trade	4	2013-09-04	2013-09-03