0001140361-15-009516.txt : 20150302 0001140361-15-009516.hdr.sgml : 20150302 20150302090951 ACCESSION NUMBER: 0001140361-15-009516 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150227 FILED AS OF DATE: 20150302 DATE AS OF CHANGE: 20150302 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: COGENT COMMUNICATIONS HOLDINGS, INC. CENTRAL INDEX KEY: 0001158324 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] IRS NUMBER: 522337274 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1015 31ST STREET CITY: WASHINGTON STATE: DC ZIP: 20007 BUSINESS PHONE: 2022954200 MAIL ADDRESS: STREET 1: 1015 31ST STREET NW CITY: WASHINGTON STATE: DC ZIP: 20007 FORMER COMPANY: FORMER CONFORMED NAME: COGENT COMMUNICATIONS GROUP INC DATE OF NAME CHANGE: 20010828 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: LIEBHABER RICHARD CENTRAL INDEX KEY: 0001182381 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51829 FILM NUMBER: 15662509 4 1 doc1.xml FORM 4 X0306 4 2015-02-27 0 0001158324 COGENT COMMUNICATIONS HOLDINGS, INC. CCOI 0001182381 LIEBHABER RICHARD 1015 31ST ST. NW WASHINGTON DC 20007 1 0 0 0 common stock 2015-02-27 4 S 0 3000 36.5667 D 69220 D On February 27, 2015, Liebhaber & Associates, a business entity controlled by Mr. Liebhaber, a director of the Company, sold 3,000 shares. Richard T. Liebhaber 2015-02-27