0001415889-24-007921.txt : 20240314 0001415889-24-007921.hdr.sgml : 20240314 20240314105805 ACCESSION NUMBER: 0001415889-24-007921 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240312 FILED AS OF DATE: 20240314 DATE AS OF CHANGE: 20240314 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SCHAEFFER DAVE CENTRAL INDEX KEY: 0001166976 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 000-51829 FILM NUMBER: 24748437 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] ORGANIZATION NAME: 06 Technology 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/A 1 form4a-03142024_020300.xml X0508 4/A 2024-03-12 2024-03-12 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 2024-03-12 4 S 0 50000 68.12 D 4709377 D This amendment is being filed to insert a correct code in column 3 for the sale on March 12, 2024. /s/ David Schaeffer 2024-03-14