0001140361-17-009540.txt : 20170228 0001140361-17-009540.hdr.sgml : 20170228 20170228095203 ACCESSION NUMBER: 0001140361-17-009540 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170227 FILED AS OF DATE: 20170228 DATE AS OF CHANGE: 20170228 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: COGENT COMMUNICATIONS HOLDINGS, INC. CENTRAL INDEX KEY: 0001158324 STANDARD INDUSTRIAL CLASSIFICATION: COMMUNICATION SERVICES, NEC [4899] IRS NUMBER: 522337274 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2450 N STREET, NW CITY: WASHINGTON STATE: DC ZIP: 20037 BUSINESS PHONE: 2022954200 MAIL ADDRESS: STREET 1: 2450 N STREET, NW CITY: WASHINGTON STATE: DC ZIP: 20037 FORMER COMPANY: FORMER CONFORMED NAME: COGENT COMMUNICATIONS GROUP INC DATE OF NAME CHANGE: 20010828 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WEINGARTEN TIM CENTRAL INDEX KEY: 0001268677 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51829 FILM NUMBER: 17645039 MAIL ADDRESS: STREET 1: 435 TASSO STREET STE.120 CITY: PALO ALTO STATE: CA ZIP: 94301 4 1 doc1.xml FORM 4 X0306 4 2017-02-27 0 0001158324 COGENT COMMUNICATIONS HOLDINGS, INC. CCOI 0001268677 WEINGARTEN TIM 2450 N ST NW WASHINGTON DC 20037 1 0 0 0 common stock 2017-02-27 4 S 0 2450 42.40 D 22654 D Timothy Weingarten 2017-02-28