Form 8-K - Current report:
SEC Accession No. 0001104659-26-054436
Filing Date
2026-05-04
Accepted
2026-05-04 07:05:23
Documents
13
Period of Report
2026-05-04
Items
Item 2.02: Results of Operations and Financial Condition
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm2613224d3_8k.htm   iXBRL 8-K 24698
2 EXHIBIT 99.1 tm2613224d3_ex99-1.htm EX-99.1 820371
6 GRAPHIC tm2613224d3_ex99-1img001.jpg GRAPHIC 4448
  Complete submission text file 0001104659-26-054436.txt   1059690

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA ccoi-20260504.xsd EX-101.SCH 3014
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE ccoi-20260504_lab.xml EX-101.LAB 34239
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ccoi-20260504_pre.xml EX-101.PRE 22358
17 EXTRACTED XBRL INSTANCE DOCUMENT tm2613224d3_8k_htm.xml XML 3102
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.: 26934587
SIC: 4899 Communications Services, NEC
(CF Office: 06 Technology)