0001966249-23-000016.txt : 20231214 0001966249-23-000016.hdr.sgml : 20231214 20231214174147 ACCESSION NUMBER: 0001966249-23-000016 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231214 DATE AS OF CHANGE: 20231214 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: 231488148 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: Chang John B. CENTRAL INDEX KEY: 0001775672 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 2450 N ST NW STREET 2: 4TH FLOOR CITY: WASHINGTON STATE: DC ZIP: 20037 144 1 primary_doc.xml 144 0001775672 XXXXXXXX LIVE 0001158324 COGENT COMMUNICATIONS HOLDINGS, INC. 000-51829 2450 N STREET, NW WASHINGTON DC 20037 2022954200 Chang John B. Officer common Citi Global Markets, Inc.

388 Greenwich Street New York NY 10013

500 36000.00 48623846 12/14/2023 NASDAQ Common 12/31/2022 Stock Grant Issuer N 500 12/31/2022 Cash N John Chang

2450 N. Street, NW Washington DC 20037

Common 12/11/2023 3000 207000.00 12/14/2023 /s/ John Chang