Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001410578-25-001593
Filing Date
2025-08-07
Accepted
2025-08-07 10:49:03
Documents
65
Period of Report
2025-06-30

Document Format Files

Seq Description Document Type Size
1 10-Q ccoi-20250630x10q.htm   iXBRL 10-Q 2331568
2 EX-31.1 ccoi-20250630xex31d1.htm EX-31.1 13480
3 EX-31.2 ccoi-20250630xex31d2.htm EX-31.2 12160
4 EX-32.1 ccoi-20250630xex32d1.htm EX-32.1 6854
5 EX-32.2 ccoi-20250630xex32d2.htm EX-32.2 5708
  Complete submission text file 0001410578-25-001593.txt   11975029

Data Files

Seq Description Document Type Size
6 EX-101.SCH ccoi-20250630.xsd EX-101.SCH 70370
7 EX-101.CAL ccoi-20250630_cal.xml EX-101.CAL 65457
8 EX-101.DEF ccoi-20250630_def.xml EX-101.DEF 328034
9 EX-101.LAB ccoi-20250630_lab.xml EX-101.LAB 604124
10 EX-101.PRE ccoi-20250630_pre.xml EX-101.PRE 448477
68 EXTRACTED XBRL INSTANCE DOCUMENT ccoi-20250630x10q_htm.xml XML 2849425
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: 10-Q | Act: 34 | File No.: 000-51829 | Film No.: 251192382
SIC: 4899 Communications Services, NEC
(CF Office: 06 Technology)