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Filing metadata

Accession number: 0001140361-13-009714
Form type: Form 4
Filer: COGENT COMMUNICATIONS GROUP INC
CIK: CIK 1158324
Filed: Feb 28, 2013
Reporting period: Feb 26, 2013
Description: Insider transaction

Documents

0001140361-13-009714-index.htm

Complete submission

0001140361-13-009714.txt

directory listing

Filed by

COGENT COMMUNICATIONS GROUP INC