SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000950123-11-011928
Form type: SC 13G
Filer: COGENT COMMUNICATIONS GROUP INC
CIK: CIK 1158324
Filed: Feb 10, 2011
Reporting period: Dec 31, 2010
Description: Passive 5%+ stake

Documents

0000950123-11-011928-index.htm

Complete submission

0000950123-11-011928.txt

directory listing

Filed by

COGENT COMMUNICATIONS GROUP INC