Form 8-K - Current report:
SEC Accession No. 0001104659-25-034257
Filing Date
2025-04-11
Accepted
2025-04-11 16:41:32
Documents
15
Period of Report
2025-04-11
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm2512180d1_8k.htm   iXBRL 8-K 35621
2 EXHIBIT 4.1 tm2512180d1_ex4-1.htm EX-4.1 71005
3 EXHIBIT 4.2 tm2512180d1_ex4-2.htm EX-4.2 1097515
  Complete submission text file 0001104659-25-034257.txt   1599893

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA ccoi-20250411.xsd EX-101.SCH 3014
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE ccoi-20250411_lab.xml EX-101.LAB 34239
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ccoi-20250411_pre.xml EX-101.PRE 22358
18 EXTRACTED XBRL INSTANCE DOCUMENT tm2512180d1_8k_htm.xml XML 3575
Mailing Address 2450 N STREET, NW WASHINGTON DC 20037
Business Address 2450 N STREET, NW WASHINGTON DC 20037 2022954200
COGENT COMMUNICATIONS HOLDINGS, INC. (Filer) CIK: 0001158324 (see all company filings)

EIN.: 522337274 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 000-51829 | Film No.: 25832728
SIC: 4899 Communications Services, NEC
(CF Office: 06 Technology)