0001968582-23-000769.txt : 20231213 0001968582-23-000769.hdr.sgml : 20231213 20231213171058 ACCESSION NUMBER: 0001968582-23-000769 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231213 DATE AS OF CHANGE: 20231213 SUBJECT COMPANY: 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 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-51829 FILM NUMBER: 231484867 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: COMPANY DATA: COMPANY CONFORMED NAME: SCHAEFFER DAVE CENTRAL INDEX KEY: 0001166976 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O COGENT COMMUNICATIONS HOLDINGS, INC. STREET 2: 2450 N ST NW, 4TH FLOOR CITY: WASHINGTON STATE: DC ZIP: 20037 144 1 primary_doc.xml 144 0001166976 XXXXXXXX LIVE 0001158324 Cogent Communications Holdings, Inc. 000-51829 2450 N. Street N.W. Washington DC 20037 202-295-4200 David Schaeffer Chairman / CEO / President Common Stock J.P. Morgan Securities LLC

390 Madison Avenue 6th Floor New York NY 10017

20000 1393000 48623846 12/13/2023 NASDAQ Common Stock 02/01/2013 Stock Grant Issuer N 10000 02/01/2013 Cash Common Stock 03/01/2013 Stock Grant Issuer N 10000 03/01/2013 Cash N David Schaeffer

C/o Cogent Communications Holdings Inc 2450 N. Street N.W. Washington DC 20037

Common Stock 09/15/2023 18191 1197364 David Schaeffer

C/o Cogent Communications Holdings Inc 2450 N. Street N.W. Washington DC 20037

Common Stock 11/14/2023 40000 2654800 David Schaeffer

C/o Cogent Communications Holdings Inc 2450 N. Street N.W. Washington DC 20037

Common Stock 11/30/2023 3396 218409 David Schaeffer

C/o Cogent Communications Holdings Inc 2450 N. Street N.W. Washington DC 20037

Common Stock 12/01/2023 36604 2385691 12/13/2023 /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for David Schaeffer