0001415889-23-015676.txt : 20231201 0001415889-23-015676.hdr.sgml : 20231201 20231201094130 ACCESSION NUMBER: 0001415889-23-015676 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231130 FILED AS OF DATE: 20231201 DATE AS OF CHANGE: 20231201 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SCHAEFFER DAVE CENTRAL INDEX KEY: 0001166976 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51829 FILM NUMBER: 231457795 MAIL ADDRESS: STREET 1: C/O COGENT COMMUNICATIONS HOLDINGS, INC. STREET 2: 2450 N ST NW, 4TH FLOOR CITY: WASHINGTON STATE: DC ZIP: 20037 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 form4-12012023_021224.xml X0508 4 2023-11-30 0001158324 COGENT COMMUNICATIONS HOLDINGS, INC. CCOI 0001166976 SCHAEFFER DAVE 2450 N ST NW 4TH FLOOR WASHINGTON DC 20037 true true true false CHAIRMAN, CEO, AND PRESIDENT 0 common stock 2023-11-30 4 S 0 3396 64.3136 D 4797194 D /s/ David Schaeffer 2023-11-30