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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001005477-05-000603
Filing Date
2005-02-16
Accepted
2005-02-16 17:00:29
Documents
1
Period of Report
2005-02-15

Document Format Files

Seq Description Document Type Size
1 FORM 4 edgar123.html 4  
1 FORM 4 edgar123.xml 4 11114
  Complete submission text file 0001005477-05-000603.txt   12791
Mailing Address
Business Address 1015 31ST STREET WASHINGTON DC 20007 2022954200
COGENT COMMUNICATIONS GROUP INC (Issuer) CIK: 0001158324 (see all company filings)

IRS No.: 522337274
SIC: 7372 Services-Prepackaged Software

Mailing Address 16020 KRUH M RD BURTONSVILLE MD 20866
Business Address 16020 KRIH M RD BURTONSVILLE MD 20866 3015477036
SCHLEIFER MARK A (Reporting) CIK: 0001166940 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-31227 | Film No.: 05621566