0001567619-21-006248.txt : 20210315 0001567619-21-006248.hdr.sgml : 20210315 20210315091630 ACCESSION NUMBER: 0001567619-21-006248 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210312 FILED AS OF DATE: 20210315 DATE AS OF CHANGE: 20210315 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ONEILL TIMOTHY G CENTRAL INDEX KEY: 0001166934 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51829 FILM NUMBER: 21740033 MAIL ADDRESS: STREET 1: 6285 TIMARRON COVE LN CITY: BURKE STATE: VA ZIP: 22015 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 4 1 doc1.xml FORM 4 X0306 4 2021-03-12 0 0001158324 COGENT COMMUNICATIONS HOLDINGS, INC. CCOI 0001166934 ONEILL TIMOTHY G 2450 N ST. NW WASHINGTON DC 20037 0 1 0 0 VP Construction common stock 2021-03-12 4 S 0 4000 63.30 D 36000 D /S/Timothy G. O' Neill 2021-03-15