{"url_path":"/sec/ccoi/8-k/2026-06-29/item-9-01","section_key":"item-9-01","section_title":"Item 9.01 Financial Statements and Exhibits.**","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-06-29","source_url":"https://www.sec.gov/Archives/edgar/data/1158324/0001104659-26-078858-index.html","accession_number":"0001104659-26-078858","cik":"0001158324","ticker":"CCOI","issuer_name":"COGENT COMMUNICATIONS HOLDINGS, INC.","edgar_url":"https://www.sec.gov/Archives/edgar/data/1158324/0001104659-26-078858-index.html","primary_entity_key":"0001158324","primary_entity_name":"COGENT COMMUNICATIONS HOLDINGS, INC."},"word_count":86,"has_tables":true,"body_markdown":"**Item 9.01. Financial Statements and Exhibits.**\n\n \n\n(d) Exhibits.\n\n \n\n**Exhibit \nNumber**\n \n**Description**\n\n \n \n \n\n[99.1](tm2619124d1_ex99-1.htm)\n \n[Press Release of Cogent\nCommunications Holdings, Inc. dated June 29, 2026.](tm2619124d1_ex99-1.htm)\n\n104\n \nCover Page Interactive\nData File (embedded within the Inline XBRL document).\n\n** **\n\n****\n\n \n\n \n\n** **\n\n**SIGNATURES**\n\n \n\nPursuant to the requirements of the Securities\nExchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.\n\n \n\n \nCogent Communications Holdings, Inc.\n\n \n \n\nJune 29, 2026\nBy:\n/s/\nDavid Schaeffer\n\n \n \nName: David Schaeffer\n\n \n \nTitle:  President and Chief Executive Officer"}